| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "net/http/http_cache.h" |
| |
| #include <stdint.h> |
| |
| #include <algorithm> |
| #include <memory> |
| #include <utility> |
| #include <vector> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/format_macros.h" |
| #include "base/macros.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/run_loop.h" |
| #include "base/stl_util.h" |
| #include "base/strings/strcat.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/string_util.h" |
| #include "base/strings/stringprintf.h" |
| #include "base/test/metrics/histogram_tester.h" |
| #include "base/test/scoped_feature_list.h" |
| #include "base/test/simple_test_clock.h" |
| #include "base/trace_event/memory_allocator_dump.h" |
| #include "base/trace_event/memory_dump_request_args.h" |
| #include "base/trace_event/process_memory_dump.h" |
| #include "base/trace_event/traced_value.h" |
| #include "net/base/cache_type.h" |
| #include "net/base/elements_upload_data_stream.h" |
| #include "net/base/features.h" |
| #include "net/base/host_port_pair.h" |
| #include "net/base/ip_endpoint.h" |
| #include "net/base/load_flags.h" |
| #include "net/base/load_timing_info.h" |
| #include "net/base/load_timing_info_test_util.h" |
| #include "net/base/net_errors.h" |
| #include "net/base/upload_bytes_element_reader.h" |
| #include "net/cert/cert_status_flags.h" |
| #include "net/cert/x509_certificate.h" |
| #include "net/disk_cache/disk_cache.h" |
| #include "net/http/http_byte_range.h" |
| #include "net/http/http_cache_transaction.h" |
| #include "net/http/http_request_headers.h" |
| #include "net/http/http_request_info.h" |
| #include "net/http/http_response_headers.h" |
| #include "net/http/http_response_info.h" |
| #include "net/http/http_transaction.h" |
| #include "net/http/http_transaction_test_util.h" |
| #include "net/http/http_util.h" |
| #include "net/http/mock_http_cache.h" |
| #include "net/log/net_log_event_type.h" |
| #include "net/log/net_log_source.h" |
| #include "net/log/net_log_with_source.h" |
| #include "net/log/test_net_log.h" |
| #include "net/log/test_net_log_entry.h" |
| #include "net/log/test_net_log_util.h" |
| #include "net/socket/client_socket_handle.h" |
| #include "net/ssl/ssl_cert_request_info.h" |
| #include "net/ssl/ssl_connection_status_flags.h" |
| #include "net/test/cert_test_util.h" |
| #include "net/test/gtest_util.h" |
| #include "net/test/test_data_directory.h" |
| #include "net/test/test_with_scoped_task_environment.h" |
| #include "net/websockets/websocket_handshake_stream_base.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using net::test::IsError; |
| using net::test::IsOk; |
| using testing::Gt; |
| using testing::AllOf; |
| using testing::Contains; |
| using testing::Eq; |
| using testing::Field; |
| using testing::Contains; |
| using testing::ByRef; |
| |
| using base::Time; |
| |
| namespace net { |
| |
| using CacheEntryStatus = HttpResponseInfo::CacheEntryStatus; |
| |
| class WebSocketEndpointLockManager; |
| |
| namespace { |
| |
| // Returns a simple text serialization of the given |
| // |HttpResponseHeaders|. This is used by tests to verify that an |
| // |HttpResponseHeaders| matches an expectation string. |
| // |
| // * One line per header, written as: |
| // HEADER_NAME: HEADER_VALUE\n |
| // * The original case of header names is preserved. |
| // * Whitespace around head names/values is stripped. |
| // * Repeated headers are not aggregated. |
| // * Headers are listed in their original order. |
| // TODO(tfarina): this is a duplicate function from |
| // http_response_headers_unittest.cc:ToSimpleString(). Figure out how to merge |
| // them. crbug.com/488593 |
| std::string ToSimpleString(const scoped_refptr<HttpResponseHeaders>& parsed) { |
| std::string result = parsed->GetStatusLine() + "\n"; |
| |
| size_t iter = 0; |
| std::string name; |
| std::string value; |
| while (parsed->EnumerateHeaderLines(&iter, &name, &value)) { |
| std::string new_line = name + ": " + value + "\n"; |
| |
| result += new_line; |
| } |
| |
| return result; |
| } |
| |
| // Tests the load timing values of a request that goes through a |
| // MockNetworkTransaction. |
| void TestLoadTimingNetworkRequest(const LoadTimingInfo& load_timing_info) { |
| EXPECT_FALSE(load_timing_info.socket_reused); |
| EXPECT_NE(NetLogSource::kInvalidId, load_timing_info.socket_log_id); |
| |
| EXPECT_TRUE(load_timing_info.proxy_resolve_start.is_null()); |
| EXPECT_TRUE(load_timing_info.proxy_resolve_end.is_null()); |
| |
| ExpectConnectTimingHasTimes(load_timing_info.connect_timing, |
| CONNECT_TIMING_HAS_CONNECT_TIMES_ONLY); |
| EXPECT_LE(load_timing_info.connect_timing.connect_end, |
| load_timing_info.send_start); |
| |
| EXPECT_LE(load_timing_info.send_start, load_timing_info.send_end); |
| |
| // Set by URLRequest / URLRequestHttpJob, at a higher level. |
| EXPECT_TRUE(load_timing_info.request_start_time.is_null()); |
| EXPECT_TRUE(load_timing_info.request_start.is_null()); |
| EXPECT_TRUE(load_timing_info.receive_headers_end.is_null()); |
| } |
| |
| // Tests the load timing values of a request that receives a cached response. |
| void TestLoadTimingCachedResponse(const LoadTimingInfo& load_timing_info) { |
| EXPECT_FALSE(load_timing_info.socket_reused); |
| EXPECT_EQ(NetLogSource::kInvalidId, load_timing_info.socket_log_id); |
| |
| EXPECT_TRUE(load_timing_info.proxy_resolve_start.is_null()); |
| EXPECT_TRUE(load_timing_info.proxy_resolve_end.is_null()); |
| |
| ExpectConnectTimingHasNoTimes(load_timing_info.connect_timing); |
| |
| // Only the send start / end times should be sent, and they should have the |
| // same value. |
| EXPECT_FALSE(load_timing_info.send_start.is_null()); |
| EXPECT_EQ(load_timing_info.send_start, load_timing_info.send_end); |
| |
| // Set by URLRequest / URLRequestHttpJob, at a higher level. |
| EXPECT_TRUE(load_timing_info.request_start_time.is_null()); |
| EXPECT_TRUE(load_timing_info.request_start.is_null()); |
| EXPECT_TRUE(load_timing_info.receive_headers_end.is_null()); |
| } |
| |
| void DeferCallback(bool* defer) { |
| *defer = true; |
| } |
| |
| class DeleteCacheCompletionCallback : public TestCompletionCallbackBase { |
| public: |
| explicit DeleteCacheCompletionCallback(MockHttpCache* cache) |
| : cache_(cache) {} |
| |
| CompletionOnceCallback callback() { |
| return base::BindOnce(&DeleteCacheCompletionCallback::OnComplete, |
| base::Unretained(this)); |
| } |
| |
| private: |
| void OnComplete(int result) { |
| delete cache_; |
| SetResult(result); |
| } |
| |
| MockHttpCache* cache_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DeleteCacheCompletionCallback); |
| }; |
| |
| //----------------------------------------------------------------------------- |
| // helpers |
| |
| void ReadAndVerifyTransaction(HttpTransaction* trans, |
| const MockTransaction& trans_info) { |
| std::string content; |
| int rv = ReadTransaction(trans, &content); |
| |
| EXPECT_THAT(rv, IsOk()); |
| std::string expected(trans_info.data); |
| EXPECT_EQ(expected, content); |
| } |
| |
| void ReadRemainingAndVerifyTransaction(HttpTransaction* trans, |
| const std::string& already_read, |
| const MockTransaction& trans_info) { |
| std::string content; |
| int rv = ReadTransaction(trans, &content); |
| EXPECT_THAT(rv, IsOk()); |
| |
| std::string expected(trans_info.data); |
| EXPECT_EQ(expected, already_read + content); |
| } |
| |
| void RunTransactionTestBase(HttpCache* cache, |
| const MockTransaction& trans_info, |
| const MockHttpRequest& request, |
| HttpResponseInfo* response_info, |
| const NetLogWithSource& net_log, |
| LoadTimingInfo* load_timing_info, |
| int64_t* sent_bytes, |
| int64_t* received_bytes, |
| IPEndPoint* remote_endpoint) { |
| TestCompletionCallback callback; |
| |
| // write to the cache |
| |
| std::unique_ptr<HttpTransaction> trans; |
| int rv = cache->CreateTransaction(DEFAULT_PRIORITY, &trans); |
| EXPECT_THAT(rv, IsOk()); |
| ASSERT_TRUE(trans.get()); |
| |
| rv = trans->Start(&request, callback.callback(), net_log); |
| if (rv == ERR_IO_PENDING) |
| rv = callback.WaitForResult(); |
| ASSERT_EQ(trans_info.start_return_code, rv); |
| |
| if (OK != rv) |
| return; |
| |
| const HttpResponseInfo* response = trans->GetResponseInfo(); |
| ASSERT_TRUE(response); |
| |
| if (response_info) |
| *response_info = *response; |
| |
| if (load_timing_info) { |
| // If a fake network connection is used, need a NetLog to get a fake socket |
| // ID. |
| EXPECT_TRUE(net_log.net_log()); |
| *load_timing_info = LoadTimingInfo(); |
| trans->GetLoadTimingInfo(load_timing_info); |
| } |
| |
| if (remote_endpoint) |
| ASSERT_TRUE(trans->GetRemoteEndpoint(remote_endpoint)); |
| |
| ReadAndVerifyTransaction(trans.get(), trans_info); |
| |
| if (sent_bytes) |
| *sent_bytes = trans->GetTotalSentBytes(); |
| if (received_bytes) |
| *received_bytes = trans->GetTotalReceivedBytes(); |
| } |
| |
| void RunTransactionTestWithRequest(HttpCache* cache, |
| const MockTransaction& trans_info, |
| const MockHttpRequest& request, |
| HttpResponseInfo* response_info) { |
| RunTransactionTestBase(cache, trans_info, request, response_info, |
| NetLogWithSource(), nullptr, nullptr, nullptr, |
| nullptr); |
| } |
| |
| void RunTransactionTestAndGetTiming(HttpCache* cache, |
| const MockTransaction& trans_info, |
| const NetLogWithSource& log, |
| LoadTimingInfo* load_timing_info) { |
| RunTransactionTestBase(cache, trans_info, MockHttpRequest(trans_info), |
| nullptr, log, load_timing_info, nullptr, nullptr, |
| nullptr); |
| } |
| |
| void RunTransactionTestAndGetTimingAndConnectedSocketAddress( |
| HttpCache* cache, |
| const MockTransaction& trans_info, |
| const NetLogWithSource& log, |
| LoadTimingInfo* load_timing_info, |
| IPEndPoint* remote_endpoint) { |
| RunTransactionTestBase(cache, trans_info, MockHttpRequest(trans_info), |
| nullptr, log, load_timing_info, nullptr, nullptr, |
| remote_endpoint); |
| } |
| |
| void RunTransactionTest(HttpCache* cache, const MockTransaction& trans_info) { |
| RunTransactionTestAndGetTiming(cache, trans_info, NetLogWithSource(), |
| nullptr); |
| } |
| |
| void RunTransactionTestWithLog(HttpCache* cache, |
| const MockTransaction& trans_info, |
| const NetLogWithSource& log) { |
| RunTransactionTestAndGetTiming(cache, trans_info, log, nullptr); |
| } |
| |
| void RunTransactionTestWithResponseInfo(HttpCache* cache, |
| const MockTransaction& trans_info, |
| HttpResponseInfo* response) { |
| RunTransactionTestWithRequest(cache, trans_info, MockHttpRequest(trans_info), |
| response); |
| } |
| |
| void RunTransactionTestWithResponseInfoAndGetTiming( |
| HttpCache* cache, |
| const MockTransaction& trans_info, |
| HttpResponseInfo* response, |
| const NetLogWithSource& log, |
| LoadTimingInfo* load_timing_info) { |
| RunTransactionTestBase(cache, trans_info, MockHttpRequest(trans_info), |
| response, log, load_timing_info, nullptr, nullptr, |
| nullptr); |
| } |
| |
| void RunTransactionTestWithResponse(HttpCache* cache, |
| const MockTransaction& trans_info, |
| std::string* response_headers) { |
| HttpResponseInfo response; |
| RunTransactionTestWithResponseInfo(cache, trans_info, &response); |
| *response_headers = ToSimpleString(response.headers); |
| } |
| |
| void RunTransactionTestWithResponseAndGetTiming( |
| HttpCache* cache, |
| const MockTransaction& trans_info, |
| std::string* response_headers, |
| const NetLogWithSource& log, |
| LoadTimingInfo* load_timing_info) { |
| HttpResponseInfo response; |
| RunTransactionTestBase(cache, trans_info, MockHttpRequest(trans_info), |
| &response, log, load_timing_info, nullptr, nullptr, |
| nullptr); |
| *response_headers = ToSimpleString(response.headers); |
| } |
| |
| // This class provides a handler for kFastNoStoreGET_Transaction so that the |
| // no-store header can be included on demand. |
| class FastTransactionServer { |
| public: |
| FastTransactionServer() { |
| no_store = false; |
| } |
| ~FastTransactionServer() = default; |
| |
| void set_no_store(bool value) { no_store = value; } |
| |
| static void FastNoStoreHandler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| if (no_store) |
| *response_headers = "Cache-Control: no-store\n"; |
| } |
| |
| private: |
| static bool no_store; |
| DISALLOW_COPY_AND_ASSIGN(FastTransactionServer); |
| }; |
| bool FastTransactionServer::no_store; |
| |
| const MockTransaction kFastNoStoreGET_Transaction = { |
| "http://www.google.com/nostore", |
| "GET", |
| base::Time(), |
| "", |
| LOAD_VALIDATE_CACHE, |
| "HTTP/1.1 200 OK", |
| "Cache-Control: max-age=10000\n", |
| base::Time(), |
| "<html><body>Google Blah Blah</body></html>", |
| TEST_MODE_SYNC_NET_START, |
| &FastTransactionServer::FastNoStoreHandler, |
| nullptr, |
| nullptr, |
| 0, |
| 0, |
| OK}; |
| |
| // This class provides a handler for kRangeGET_TransactionOK so that the range |
| // request can be served on demand. |
| class RangeTransactionServer { |
| public: |
| RangeTransactionServer() { |
| not_modified_ = false; |
| modified_ = false; |
| bad_200_ = false; |
| } |
| ~RangeTransactionServer() { |
| not_modified_ = false; |
| modified_ = false; |
| bad_200_ = false; |
| } |
| |
| // Returns only 416 or 304 when set. |
| void set_not_modified(bool value) { not_modified_ = value; } |
| |
| // Returns 206 when revalidating a range (instead of 304). |
| void set_modified(bool value) { modified_ = value; } |
| |
| // Returns 200 instead of 206 (a malformed response overall). |
| void set_bad_200(bool value) { bad_200_ = value; } |
| |
| // Other than regular range related behavior (and the flags mentioned above), |
| // the server reacts to requests headers like so: |
| // X-Require-Mock-Auth -> return 401. |
| // X-Require-Mock-Auth-Alt -> return 401. |
| // X-Return-Default-Range -> assume 40-49 was requested. |
| // The -Alt variant doesn't cause the MockNetworkTransaction to |
| // report that it IsReadyToRestartForAuth(). |
| static void RangeHandler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data); |
| |
| private: |
| static bool not_modified_; |
| static bool modified_; |
| static bool bad_200_; |
| DISALLOW_COPY_AND_ASSIGN(RangeTransactionServer); |
| }; |
| bool RangeTransactionServer::not_modified_ = false; |
| bool RangeTransactionServer::modified_ = false; |
| bool RangeTransactionServer::bad_200_ = false; |
| |
| // A dummy extra header that must be preserved on a given request. |
| |
| // EXTRA_HEADER_LINE doesn't include a line terminator because it |
| // will be passed to AddHeaderFromString() which doesn't accept them. |
| #define EXTRA_HEADER_LINE "Extra: header" |
| |
| // EXTRA_HEADER contains a line terminator, as expected by |
| // AddHeadersFromString() (_not_ AddHeaderFromString()). |
| #define EXTRA_HEADER EXTRA_HEADER_LINE "\r\n" |
| |
| static const char kExtraHeaderKey[] = "Extra"; |
| |
| // Static. |
| void RangeTransactionServer::RangeHandler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| if (request->extra_headers.IsEmpty()) { |
| response_status->assign("HTTP/1.1 416 Requested Range Not Satisfiable"); |
| response_data->clear(); |
| return; |
| } |
| |
| // We want to make sure we don't delete extra headers. |
| EXPECT_TRUE(request->extra_headers.HasHeader(kExtraHeaderKey)); |
| |
| bool require_auth = |
| request->extra_headers.HasHeader("X-Require-Mock-Auth") || |
| request->extra_headers.HasHeader("X-Require-Mock-Auth-Alt"); |
| |
| if (require_auth && !request->extra_headers.HasHeader("Authorization")) { |
| response_status->assign("HTTP/1.1 401 Unauthorized"); |
| response_data->assign("WWW-Authenticate: Foo\n"); |
| return; |
| } |
| |
| if (not_modified_) { |
| response_status->assign("HTTP/1.1 304 Not Modified"); |
| response_data->clear(); |
| return; |
| } |
| |
| std::vector<HttpByteRange> ranges; |
| std::string range_header; |
| if (!request->extra_headers.GetHeader(HttpRequestHeaders::kRange, |
| &range_header) || |
| !HttpUtil::ParseRangeHeader(range_header, &ranges) || bad_200_ || |
| ranges.size() != 1 || |
| (modified_ && request->extra_headers.HasHeader("If-Range"))) { |
| // This is not a byte range request, or a failed If-Range. We return 200. |
| response_status->assign("HTTP/1.1 200 OK"); |
| response_headers->assign("Date: Wed, 28 Nov 2007 09:40:09 GMT"); |
| response_data->assign("Not a range"); |
| return; |
| } |
| |
| // We can handle this range request. |
| HttpByteRange byte_range = ranges[0]; |
| |
| if (request->extra_headers.HasHeader("X-Return-Default-Range")) { |
| byte_range.set_first_byte_position(40); |
| byte_range.set_last_byte_position(49); |
| } |
| |
| if (byte_range.first_byte_position() > 79) { |
| response_status->assign("HTTP/1.1 416 Requested Range Not Satisfiable"); |
| response_data->clear(); |
| return; |
| } |
| |
| EXPECT_TRUE(byte_range.ComputeBounds(80)); |
| int start = static_cast<int>(byte_range.first_byte_position()); |
| int end = static_cast<int>(byte_range.last_byte_position()); |
| |
| EXPECT_LT(end, 80); |
| |
| std::string content_range = base::StringPrintf( |
| "Content-Range: bytes %d-%d/80\n", start, end); |
| response_headers->append(content_range); |
| |
| if (!request->extra_headers.HasHeader("If-None-Match") || modified_) { |
| std::string data; |
| if (end == start) { |
| EXPECT_EQ(0, end % 10); |
| data = "r"; |
| } else { |
| EXPECT_EQ(9, (end - start) % 10); |
| for (int block_start = start; block_start < end; block_start += 10) { |
| base::StringAppendF(&data, "rg: %02d-%02d ", |
| block_start, block_start + 9); |
| } |
| } |
| *response_data = data; |
| |
| if (end - start != 9) { |
| // We also have to fix content-length. |
| int len = end - start + 1; |
| std::string content_length = base::StringPrintf("Content-Length: %d\n", |
| len); |
| response_headers->replace(response_headers->find("Content-Length:"), |
| content_length.size(), content_length); |
| } |
| } else { |
| response_status->assign("HTTP/1.1 304 Not Modified"); |
| response_data->clear(); |
| } |
| } |
| |
| const MockTransaction kRangeGET_TransactionOK = { |
| "http://www.google.com/range", "GET", base::Time(), |
| "Range: bytes = 40-49\r\n" EXTRA_HEADER, LOAD_NORMAL, |
| "HTTP/1.1 206 Partial Content", |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n", |
| base::Time(), "rg: 40-49 ", TEST_MODE_NORMAL, |
| &RangeTransactionServer::RangeHandler, nullptr, nullptr, 0, 0, OK}; |
| |
| const char kFullRangeData[] = |
| "rg: 00-09 rg: 10-19 rg: 20-29 rg: 30-39 " |
| "rg: 40-49 rg: 50-59 rg: 60-69 rg: 70-79 "; |
| |
| // Verifies the response headers (|response|) match a partial content |
| // response for the range starting at |start| and ending at |end|. |
| void Verify206Response(const std::string& response, int start, int end) { |
| std::string raw_headers( |
| HttpUtil::AssembleRawHeaders(response.data(), response.size())); |
| scoped_refptr<HttpResponseHeaders> headers( |
| new HttpResponseHeaders(raw_headers)); |
| |
| ASSERT_EQ(206, headers->response_code()); |
| |
| int64_t range_start, range_end, object_size; |
| ASSERT_TRUE( |
| headers->GetContentRangeFor206(&range_start, &range_end, &object_size)); |
| int64_t content_length = headers->GetContentLength(); |
| |
| int length = end - start + 1; |
| ASSERT_EQ(length, content_length); |
| ASSERT_EQ(start, range_start); |
| ASSERT_EQ(end, range_end); |
| } |
| |
| // Creates a truncated entry that can be resumed using byte ranges. |
| void CreateTruncatedEntry(std::string raw_headers, MockHttpCache* cache) { |
| // Create a disk cache entry that stores an incomplete resource. |
| disk_cache::Entry* entry; |
| ASSERT_TRUE( |
| cache->CreateBackendEntry(kRangeGET_TransactionOK.url, &entry, nullptr)); |
| |
| raw_headers = |
| HttpUtil::AssembleRawHeaders(raw_headers.data(), raw_headers.size()); |
| |
| HttpResponseInfo response; |
| response.response_time = base::Time::Now(); |
| response.request_time = base::Time::Now(); |
| response.headers = new HttpResponseHeaders(raw_headers); |
| // Set the last argument for this to be an incomplete request. |
| EXPECT_TRUE(MockHttpCache::WriteResponseInfo(entry, &response, true, true)); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(100); |
| int len = static_cast<int>(base::strlcpy(buf->data(), |
| "rg: 00-09 rg: 10-19 ", 100)); |
| TestCompletionCallback cb; |
| int rv = entry->WriteData(1, 0, buf.get(), len, cb.callback(), true); |
| EXPECT_EQ(len, cb.GetResult(rv)); |
| entry->Close(); |
| } |
| |
| // Verifies that there's an entry with this |key| with the truncated flag set to |
| // |flag_value|, and with an optional |data_size| (if not zero). |
| void VerifyTruncatedFlag(MockHttpCache* cache, |
| const std::string& key, |
| bool flag_value, |
| int data_size) { |
| disk_cache::Entry* entry; |
| ASSERT_TRUE(cache->OpenBackendEntry(key, &entry)); |
| disk_cache::ScopedEntryPtr closer(entry); |
| |
| HttpResponseInfo response; |
| bool truncated = !flag_value; |
| EXPECT_TRUE(MockHttpCache::ReadResponseInfo(entry, &response, &truncated)); |
| EXPECT_EQ(flag_value, truncated); |
| if (data_size) |
| EXPECT_EQ(data_size, entry->GetDataSize(1)); |
| } |
| |
| // Helper to represent a network HTTP response. |
| struct Response { |
| // Set this response into |trans|. |
| void AssignTo(MockTransaction* trans) const { |
| trans->status = status; |
| trans->response_headers = headers; |
| trans->data = body; |
| } |
| |
| std::string status_and_headers() const { |
| return std::string(status) + "\n" + std::string(headers); |
| } |
| |
| const char* status; |
| const char* headers; |
| const char* body; |
| }; |
| |
| struct Context { |
| Context() : result(ERR_IO_PENDING) {} |
| |
| int result; |
| TestCompletionCallback callback; |
| std::unique_ptr<HttpTransaction> trans; |
| }; |
| |
| class FakeWebSocketHandshakeStreamCreateHelper |
| : public WebSocketHandshakeStreamBase::CreateHelper { |
| public: |
| ~FakeWebSocketHandshakeStreamCreateHelper() override = default; |
| std::unique_ptr<WebSocketHandshakeStreamBase> CreateBasicStream( |
| std::unique_ptr<ClientSocketHandle> connect, |
| bool using_proxy, |
| WebSocketEndpointLockManager* websocket_endpoint_lock_manager) override { |
| return nullptr; |
| } |
| std::unique_ptr<WebSocketHandshakeStreamBase> CreateHttp2Stream( |
| base::WeakPtr<SpdySession> session) override { |
| NOTREACHED(); |
| return nullptr; |
| } |
| }; |
| |
| // Returns true if |entry| is not one of the log types paid attention to in this |
| // test. Note that HTTP_CACHE_WRITE_INFO and HTTP_CACHE_*_DATA are |
| // ignored. |
| bool ShouldIgnoreLogEntry(const TestNetLogEntry& entry) { |
| switch (entry.type) { |
| case NetLogEventType::HTTP_CACHE_GET_BACKEND: |
| case NetLogEventType::HTTP_CACHE_OPEN_ENTRY: |
| case NetLogEventType::HTTP_CACHE_CREATE_ENTRY: |
| case NetLogEventType::HTTP_CACHE_ADD_TO_ENTRY: |
| case NetLogEventType::HTTP_CACHE_DOOM_ENTRY: |
| case NetLogEventType::HTTP_CACHE_READ_INFO: |
| return false; |
| default: |
| return true; |
| } |
| } |
| |
| // Modifies |entries| to only include log entries created by the cache layer and |
| // asserted on in these tests. |
| void FilterLogEntries(TestNetLogEntry::List* entries) { |
| base::EraseIf(*entries, ShouldIgnoreLogEntry); |
| } |
| |
| bool LogContainsEventType(const BoundTestNetLog& log, |
| NetLogEventType expected) { |
| TestNetLogEntry::List entries; |
| log.GetEntries(&entries); |
| for (size_t i = 0; i < entries.size(); i++) { |
| if (entries[i].type == expected) |
| return true; |
| } |
| return false; |
| } |
| |
| } // namespace |
| |
| using HttpCacheTest = TestWithScopedTaskEnvironment; |
| class HttpCacheIOCallbackTest : public HttpCacheTest { |
| public: |
| HttpCacheIOCallbackTest() {} |
| ~HttpCacheIOCallbackTest() override = default; |
| |
| // HttpCache::ActiveEntry is private, doing this allows tests to use it |
| using ActiveEntry = HttpCache::ActiveEntry; |
| using Transaction = HttpCache::Transaction; |
| |
| // The below functions are forwarding calls to the HttpCache class. |
| int OpenEntry(HttpCache* cache, |
| const std::string& key, |
| HttpCache::ActiveEntry** entry, |
| HttpCache::Transaction* trans) { |
| return cache->OpenEntry(key, entry, trans); |
| } |
| |
| int OpenOrCreateEntry(HttpCache* cache, |
| const std::string& key, |
| HttpCache::ActiveEntry** entry, |
| HttpCache::Transaction* trans) { |
| return cache->OpenOrCreateEntry(key, entry, trans); |
| } |
| |
| int CreateEntry(HttpCache* cache, |
| const std::string& key, |
| HttpCache::ActiveEntry** entry, |
| HttpCache::Transaction* trans) { |
| return cache->CreateEntry(key, entry, trans); |
| } |
| |
| int DoomEntry(HttpCache* cache, |
| const std::string& key, |
| HttpCache::Transaction* trans) { |
| return cache->DoomEntry(key, trans); |
| } |
| |
| void DeactivateEntry(HttpCache* cache, ActiveEntry* entry) { |
| cache->DeactivateEntry(entry); |
| } |
| }; |
| |
| //----------------------------------------------------------------------------- |
| // Tests. |
| |
| TEST_F(HttpCacheTest, CreateThenDestroy) { |
| MockHttpCache cache; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| EXPECT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| ASSERT_TRUE(trans.get()); |
| } |
| |
| TEST_F(HttpCacheTest, GetBackend) { |
| MockHttpCache cache(HttpCache::DefaultBackend::InMemory(0)); |
| |
| disk_cache::Backend* backend; |
| TestCompletionCallback cb; |
| // This will lazily initialize the backend. |
| int rv = cache.http_cache()->GetBackend(&backend, cb.callback()); |
| EXPECT_THAT(cb.GetResult(rv), IsOk()); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET) { |
| MockHttpCache cache; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| |
| // Write to the cache. |
| RunTransactionTestAndGetTiming(cache.http_cache(), kSimpleGET_Transaction, |
| log.bound(), &load_timing_info); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGETNoDiskCache) { |
| MockHttpCache cache; |
| |
| cache.disk_cache()->set_fail_requests(true); |
| |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| |
| // Read from the network, and don't use the cache. |
| RunTransactionTestAndGetTiming(cache.http_cache(), kSimpleGET_Transaction, |
| log.bound(), &load_timing_info); |
| |
| // Check that the NetLog was filled as expected. |
| // (We attempted to both Open and Create entries, but both failed). |
| TestNetLogEntry::List entries; |
| log.GetEntries(&entries); |
| FilterLogEntries(&entries); |
| |
| EXPECT_EQ(6u, entries.size()); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 0, |
| NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 1, NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 2, |
| NetLogEventType::HTTP_CACHE_OPEN_ENTRY)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 3, NetLogEventType::HTTP_CACHE_OPEN_ENTRY)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 4, |
| NetLogEventType::HTTP_CACHE_CREATE_ENTRY)); |
| EXPECT_TRUE(LogContainsEndEvent(entries, 5, |
| NetLogEventType::HTTP_CACHE_CREATE_ENTRY)); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGETNoDiskCache2) { |
| // This will initialize a cache object with NULL backend. |
| auto factory = std::make_unique<MockBlockingBackendFactory>(); |
| factory->set_fail(true); |
| factory->FinishCreation(); // We'll complete synchronously. |
| MockHttpCache cache(std::move(factory)); |
| |
| // Read from the network, and don't use the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_FALSE(cache.http_cache()->GetCurrentBackend()); |
| } |
| |
| // Tests that IOBuffers are not referenced after IO completes. |
| TEST_F(HttpCacheTest, ReleaseBuffer) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| const int kBufferSize = 10; |
| scoped_refptr<IOBuffer> buffer = base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| |
| int rv = trans->Start(&request, cb.callback(), NetLogWithSource()); |
| EXPECT_THAT(cb.GetResult(rv), IsOk()); |
| |
| rv = trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(rv)); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGETWithDiskFailures) { |
| MockHttpCache cache; |
| base::HistogramTester histograms; |
| const std::string histogram_name = "HttpCache.ParallelWritingPattern"; |
| |
| cache.disk_cache()->set_soft_failures(true); |
| |
| // Read from the network, and fail to write to the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // This one should see an empty cache again. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| // Since the transactions were in headers phase when failed, |
| // PARALLEL_WRITING_NONE should be logged. |
| histograms.ExpectBucketCount( |
| histogram_name, static_cast<int>(HttpCache::PARALLEL_WRITING_NONE), 2); |
| } |
| |
| // Tests that disk failures after the transaction has started don't cause the |
| // request to fail. |
| TEST_F(HttpCacheTest, SimpleGETWithDiskFailures2) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| rv = c->callback.WaitForResult(); |
| |
| // Start failing request now. |
| cache.disk_cache()->set_soft_failures(true); |
| |
| // We have to open the entry again to propagate the failure flag. |
| disk_cache::Entry* en; |
| ASSERT_TRUE(cache.OpenBackendEntry(kSimpleGET_Transaction.url, &en)); |
| en->Close(); |
| |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| c.reset(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // This one should see an empty cache again. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we handle failures to read from the cache. |
| TEST_F(HttpCacheTest, SimpleGETWithDiskFailures3) { |
| MockHttpCache cache; |
| |
| // Read from the network, and write to the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| cache.disk_cache()->set_soft_failures(true); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| // Now fail to read from the cache. |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(c->callback.GetResult(rv), IsOk()); |
| |
| // Now verify that the entry was removed from the cache. |
| cache.disk_cache()->set_soft_failures(false); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadOnlyFromCache_Hit) { |
| MockHttpCache cache; |
| |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| |
| // Write to the cache. |
| RunTransactionTestAndGetTiming(cache.http_cache(), kSimpleGET_Transaction, |
| log.bound(), &load_timing_info); |
| |
| // Check that the NetLog was filled as expected. |
| TestNetLogEntry::List entries; |
| log.GetEntries(&entries); |
| FilterLogEntries(&entries); |
| |
| EXPECT_EQ(8u, entries.size()); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 0, |
| NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 1, NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 2, |
| NetLogEventType::HTTP_CACHE_OPEN_ENTRY)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 3, NetLogEventType::HTTP_CACHE_OPEN_ENTRY)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 4, |
| NetLogEventType::HTTP_CACHE_CREATE_ENTRY)); |
| EXPECT_TRUE(LogContainsEndEvent(entries, 5, |
| NetLogEventType::HTTP_CACHE_CREATE_ENTRY)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 6, |
| NetLogEventType::HTTP_CACHE_ADD_TO_ENTRY)); |
| EXPECT_TRUE(LogContainsEndEvent(entries, 7, |
| NetLogEventType::HTTP_CACHE_ADD_TO_ENTRY)); |
| |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| // Force this transaction to read from the cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| log.Clear(); |
| |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| // Check that the NetLog was filled as expected. |
| log.GetEntries(&entries); |
| FilterLogEntries(&entries); |
| |
| EXPECT_EQ(8u, entries.size()); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 0, |
| NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 1, NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 2, |
| NetLogEventType::HTTP_CACHE_OPEN_ENTRY)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 3, NetLogEventType::HTTP_CACHE_OPEN_ENTRY)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 4, |
| NetLogEventType::HTTP_CACHE_ADD_TO_ENTRY)); |
| EXPECT_TRUE(LogContainsEndEvent(entries, 5, |
| NetLogEventType::HTTP_CACHE_ADD_TO_ENTRY)); |
| EXPECT_TRUE( |
| LogContainsBeginEvent(entries, 6, NetLogEventType::HTTP_CACHE_READ_INFO)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 7, NetLogEventType::HTTP_CACHE_READ_INFO)); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingCachedResponse(load_timing_info); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadOnlyFromCache_Miss) { |
| MockHttpCache cache; |
| |
| // force this transaction to read from the cache |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| MockHttpRequest request(transaction); |
| TestCompletionCallback callback; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = callback.WaitForResult(); |
| ASSERT_THAT(rv, IsError(ERR_CACHE_MISS)); |
| |
| trans.reset(); |
| |
| EXPECT_EQ(0, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadPreferringCache_Hit) { |
| MockHttpCache cache; |
| base::HistogramTester histograms; |
| const std::string histogram_name = "HttpCache.ParallelWritingPattern"; |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // force this transaction to read from the cache if valid |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_SKIP_CACHE_VALIDATION; |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| histograms.ExpectBucketCount( |
| histogram_name, static_cast<int>(HttpCache::PARALLEL_WRITING_CREATE), 1); |
| histograms.ExpectBucketCount( |
| histogram_name, |
| static_cast<int>(HttpCache::PARALLEL_WRITING_NONE_CACHE_READ), 1); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadPreferringCache_Miss) { |
| MockHttpCache cache; |
| |
| // force this transaction to read from the cache if valid |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_SKIP_CACHE_VALIDATION; |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests LOAD_SKIP_CACHE_VALIDATION in the presence of vary headers. |
| TEST_F(HttpCacheTest, SimpleGET_LoadPreferringCache_VaryMatch) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = "Cache-Control: max-age=10000\n" |
| "Vary: Foo\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Read from the cache. |
| transaction.load_flags |= LOAD_SKIP_CACHE_VALIDATION; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests LOAD_SKIP_CACHE_VALIDATION in the presence of vary headers. |
| TEST_F(HttpCacheTest, SimpleGET_LoadPreferringCache_VaryMismatch) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = "Cache-Control: max-age=10000\n" |
| "Vary: Foo\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Attempt to read from the cache... this is a vary mismatch that must reach |
| // the network again. |
| transaction.load_flags |= LOAD_SKIP_CACHE_VALIDATION; |
| transaction.request_headers = "Foo: none\r\n"; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we honor Vary: * with LOAD_SKIP_CACHE_VALIDATION (crbug/778681) |
| TEST_F(HttpCacheTest, SimpleGET_LoadSkipCacheValidation_VaryStar) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = |
| "Cache-Control: max-age=10000\n" |
| "Vary: *\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Attempt to read from the cache... we will still load it from network, |
| // since Vary: * doesn't match. |
| transaction.load_flags |= LOAD_SKIP_CACHE_VALIDATION; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that was_cached was set properly on a failure, even if the cached |
| // response wasn't returned. |
| TEST_F(HttpCacheTest, SimpleGET_CacheSignal_Failure) { |
| for (bool use_memory_entry_data : {false, true}) { |
| MockHttpCache cache; |
| cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
| |
| // Prime cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = "Cache-Control: no-cache\n"; |
| |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| RemoveMockTransaction(&transaction); |
| |
| // Network failure with error; should fail but have was_cached set. |
| transaction.start_return_code = ERR_FAILED; |
| AddMockTransaction(&transaction); |
| |
| MockHttpRequest request(transaction); |
| TestCompletionCallback callback; |
| std::unique_ptr<HttpTransaction> trans; |
| int rv = cache.http_cache()->CreateTransaction(DEFAULT_PRIORITY, &trans); |
| EXPECT_THAT(rv, IsOk()); |
| ASSERT_TRUE(trans.get()); |
| rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsError(ERR_FAILED)); |
| |
| const HttpResponseInfo* response_info = trans->GetResponseInfo(); |
| ASSERT_TRUE(response_info); |
| // If use_memory_entry_data is true, we will not bother opening the entry, |
| // and just kick it out, so was_cached will end up false. |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| if (use_memory_entry_data) { |
| EXPECT_EQ(false, response_info->was_cached); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| } else { |
| EXPECT_EQ(true, response_info->was_cached); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| } |
| |
| RemoveMockTransaction(&transaction); |
| } |
| } |
| |
| // Confirm if we have an empty cache, a read is marked as network verified. |
| TEST_F(HttpCacheTest, SimpleGET_NetworkAccessed_Network) { |
| MockHttpCache cache; |
| |
| // write to the cache |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response_info); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| EXPECT_TRUE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_NOT_IN_CACHE, |
| response_info.cache_entry_status); |
| } |
| |
| // Confirm if we have a fresh entry in cache, it isn't marked as |
| // network verified. |
| TEST_F(HttpCacheTest, SimpleGET_NetworkAccessed_Cache) { |
| MockHttpCache cache; |
| |
| // Prime cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Re-run transaction; make sure we don't mark the network as accessed. |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), transaction, |
| &response_info); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_FALSE(response_info.server_data_unavailable); |
| EXPECT_FALSE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_USED, response_info.cache_entry_status); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadBypassCache) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // Force this transaction to write to the cache again. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_BYPASS_CACHE; |
| |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| |
| // Write to the cache. |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| // Check that the NetLog was filled as expected. |
| TestNetLogEntry::List entries; |
| log.GetEntries(&entries); |
| FilterLogEntries(&entries); |
| |
| EXPECT_EQ(8u, entries.size()); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 0, |
| NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 1, NetLogEventType::HTTP_CACHE_GET_BACKEND)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 2, |
| NetLogEventType::HTTP_CACHE_DOOM_ENTRY)); |
| EXPECT_TRUE( |
| LogContainsEndEvent(entries, 3, NetLogEventType::HTTP_CACHE_DOOM_ENTRY)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 4, |
| NetLogEventType::HTTP_CACHE_CREATE_ENTRY)); |
| EXPECT_TRUE(LogContainsEndEvent(entries, 5, |
| NetLogEventType::HTTP_CACHE_CREATE_ENTRY)); |
| EXPECT_TRUE(LogContainsBeginEvent(entries, 6, |
| NetLogEventType::HTTP_CACHE_ADD_TO_ENTRY)); |
| EXPECT_TRUE(LogContainsEndEvent(entries, 7, |
| NetLogEventType::HTTP_CACHE_ADD_TO_ENTRY)); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadBypassCache_Implicit) { |
| MockHttpCache cache; |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // force this transaction to write to the cache again |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "pragma: no-cache\r\n"; |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadBypassCache_Implicit2) { |
| MockHttpCache cache; |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // force this transaction to write to the cache again |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "cache-control: no-cache\r\n"; |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadValidateCache) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // Read from the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // Force this transaction to validate the cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| |
| HttpResponseInfo response_info; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestWithResponseInfoAndGetTiming( |
| cache.http_cache(), transaction, &response_info, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| EXPECT_TRUE(response_info.network_accessed); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_LoadValidateCache_Implicit) { |
| MockHttpCache cache; |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // read from the cache |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // force this transaction to validate the cache |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "cache-control: max-age=0\r\n"; |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that |unused_since_prefetch| is updated accordingly (e.g. it is set to |
| // true after a prefetch and set back to false when the prefetch is used). |
| TEST_F(HttpCacheTest, SimpleGET_UnusedSincePrefetch) { |
| MockHttpCache cache; |
| HttpResponseInfo response_info; |
| |
| // A normal load does not have |unused_since_prefetch| set. |
| RunTransactionTestWithResponseInfoAndGetTiming( |
| cache.http_cache(), kSimpleGET_Transaction, &response_info, |
| BoundTestNetLog().bound(), nullptr); |
| EXPECT_FALSE(response_info.unused_since_prefetch); |
| EXPECT_FALSE(response_info.was_cached); |
| |
| // The prefetch itself does not have |unused_since_prefetch| set. |
| MockTransaction prefetch_transaction(kSimpleGET_Transaction); |
| prefetch_transaction.load_flags |= LOAD_PREFETCH; |
| RunTransactionTestWithResponseInfoAndGetTiming( |
| cache.http_cache(), prefetch_transaction, &response_info, |
| BoundTestNetLog().bound(), nullptr); |
| EXPECT_FALSE(response_info.unused_since_prefetch); |
| EXPECT_TRUE(response_info.was_cached); |
| |
| // A duplicated prefetch has |unused_since_prefetch| set. |
| RunTransactionTestWithResponseInfoAndGetTiming( |
| cache.http_cache(), prefetch_transaction, &response_info, |
| BoundTestNetLog().bound(), nullptr); |
| EXPECT_TRUE(response_info.unused_since_prefetch); |
| EXPECT_TRUE(response_info.was_cached); |
| |
| // |unused_since_prefetch| is still true after two prefetches in a row. |
| RunTransactionTestWithResponseInfoAndGetTiming( |
| cache.http_cache(), kSimpleGET_Transaction, &response_info, |
| BoundTestNetLog().bound(), nullptr); |
| EXPECT_TRUE(response_info.unused_since_prefetch); |
| EXPECT_TRUE(response_info.was_cached); |
| |
| // The resource has now been used, back to normal behavior. |
| RunTransactionTestWithResponseInfoAndGetTiming( |
| cache.http_cache(), kSimpleGET_Transaction, &response_info, |
| BoundTestNetLog().bound(), nullptr); |
| EXPECT_FALSE(response_info.unused_since_prefetch); |
| EXPECT_TRUE(response_info.was_cached); |
| } |
| |
| static void PreserveRequestHeaders_Handler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| EXPECT_TRUE(request->extra_headers.HasHeader(kExtraHeaderKey)); |
| } |
| |
| // Tests that we don't remove extra headers for simple requests. |
| TEST_F(HttpCacheTest, SimpleGET_PreserveRequestHeaders) { |
| for (bool use_memory_entry_data : {false, true}) { |
| MockHttpCache cache; |
| cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.handler = PreserveRequestHeaders_Handler; |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.response_headers = "Cache-Control: max-age=0\n"; |
| AddMockTransaction(&transaction); |
| |
| // Write, then revalidate the entry. |
| RunTransactionTest(cache.http_cache(), transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| |
| // If the backend supports memory entry data, we can figure out that the |
| // entry has caching-hostile headers w/o opening it. |
| if (use_memory_entry_data) { |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } else { |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| RemoveMockTransaction(&transaction); |
| } |
| } |
| |
| // Tests that we don't remove extra headers for conditionalized requests. |
| TEST_F(HttpCacheTest, ConditionalizedGET_PreserveRequestHeaders) { |
| for (bool use_memory_entry_data : {false, true}) { |
| MockHttpCache cache; |
| // Unlike in SimpleGET_PreserveRequestHeaders, this entry can be |
| // conditionalized, so memory hints don't affect behavior. |
| cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), kETagGET_Transaction); |
| |
| MockTransaction transaction(kETagGET_Transaction); |
| transaction.handler = PreserveRequestHeaders_Handler; |
| transaction.request_headers = "If-None-Match: \"foopy\"\r\n" EXTRA_HEADER; |
| AddMockTransaction(&transaction); |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_ManyReaders) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // All requests are waiting for the active entry. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, context->trans->GetLoadState()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // All requests are added to writers. |
| EXPECT_EQ(kNumTransactions, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // All requests are between Start and Read, i.e. idle. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| |
| // After the 1st transaction has completed the response, all transactions |
| // get added to readers. |
| if (i > 0) { |
| EXPECT_FALSE(cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(kNumTransactions - i, |
| cache.GetCountReaders(kSimpleGET_Transaction.url)); |
| } |
| |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| // We should not have had to re-open the disk entry |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, RangeGET_FullAfterPartial) { |
| MockHttpCache cache; |
| |
| // Request a prefix. |
| { |
| ScopedMockTransaction transaction_pre(kRangeGET_TransactionOK); |
| transaction_pre.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| transaction_pre.data = "rg: 00-09 "; |
| MockHttpRequest request_pre(transaction_pre); |
| |
| HttpResponseInfo response_pre; |
| RunTransactionTestWithRequest(cache.http_cache(), transaction_pre, |
| request_pre, &response_pre); |
| ASSERT_TRUE(response_pre.headers != nullptr); |
| EXPECT_EQ(206, response_pre.headers->response_code()); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| { |
| // Now request the full thing, but set validation to fail. This would |
| // previously fail in the middle of data and truncate it; current behavior |
| // restarts it, somewhat wastefully but gets the data back. |
| RangeTransactionServer handler; |
| handler.set_modified(true); |
| |
| ScopedMockTransaction transaction_all(kRangeGET_TransactionOK); |
| transaction_all.request_headers = EXTRA_HEADER; |
| transaction_all.data = "Not a range"; |
| MockHttpRequest request_all(transaction_all); |
| |
| HttpResponseInfo response_all; |
| RunTransactionTestWithRequest(cache.http_cache(), transaction_all, |
| request_all, &response_all); |
| ASSERT_TRUE(response_all.headers != nullptr); |
| EXPECT_EQ(200, response_all.headers->response_code()); |
| // 1 from previous test, failed validation, and re-try. |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| } |
| |
| TEST_F(HttpCacheTest, RangeGET_FullAfterPartialReuse) { |
| MockHttpCache cache; |
| |
| // Request a prefix. |
| { |
| ScopedMockTransaction transaction_pre(kRangeGET_TransactionOK); |
| transaction_pre.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| transaction_pre.data = "rg: 00-09 "; |
| MockHttpRequest request_pre(transaction_pre); |
| |
| HttpResponseInfo response_pre; |
| RunTransactionTestWithRequest(cache.http_cache(), transaction_pre, |
| request_pre, &response_pre); |
| ASSERT_TRUE(response_pre.headers != nullptr); |
| EXPECT_EQ(206, response_pre.headers->response_code()); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| { |
| // Now request the full thing, revalidating successfully, so the full |
| // file gets stored via a sparse-entry. |
| ScopedMockTransaction transaction_all(kRangeGET_TransactionOK); |
| transaction_all.request_headers = EXTRA_HEADER; |
| transaction_all.data = |
| "rg: 00-09 rg: 10-19 rg: 20-29 rg: 30-39 rg: 40-49" |
| " rg: 50-59 rg: 60-69 rg: 70-79 "; |
| MockHttpRequest request_all(transaction_all); |
| |
| HttpResponseInfo response_all; |
| RunTransactionTestWithRequest(cache.http_cache(), transaction_all, |
| request_all, &response_all); |
| ASSERT_TRUE(response_all.headers != nullptr); |
| EXPECT_EQ(200, response_all.headers->response_code()); |
| // 1 from previous test, validation, and second chunk |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| { |
| // Grab it again, should not need re-validation. |
| ScopedMockTransaction transaction_all2(kRangeGET_TransactionOK); |
| transaction_all2.request_headers = EXTRA_HEADER; |
| transaction_all2.data = |
| "rg: 00-09 rg: 10-19 rg: 20-29 rg: 30-39 rg: 40-49" |
| " rg: 50-59 rg: 60-69 rg: 70-79 "; |
| MockHttpRequest request_all2(transaction_all2); |
| |
| HttpResponseInfo response_all2; |
| RunTransactionTestWithRequest(cache.http_cache(), transaction_all2, |
| request_all2, &response_all2); |
| ASSERT_TRUE(response_all2.headers != nullptr); |
| EXPECT_EQ(200, response_all2.headers->response_code()); |
| |
| // Only one more cache open, no new network traffic. |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| } |
| |
| // Tests that we can have parallel validation on range requests. |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationNoMatch) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| MockHttpRequest request(transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // All requests are waiting for the active entry. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, context->trans->GetLoadState()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // First entry created is doomed due to 2nd transaction's validation leading |
| // to restarting of the queued transactions. |
| EXPECT_TRUE(cache.IsWriterPresent(kRangeGET_TransactionOK.url)); |
| |
| // TODO(shivanisha): The restarted transactions race for creating the entry |
| // and thus instead of all 4 succeeding, 2 of them succeed. This is very |
| // implementation specific and happens because the queued transactions get |
| // restarted synchronously and get to the queue of creating the entry before |
| // the transaction that is restarting them. Fix the test to make it less |
| // vulnerable to any scheduling changes in the code. |
| EXPECT_EQ(5, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| |
| ReadAndVerifyTransaction(c->trans.get(), kRangeGET_TransactionOK); |
| } |
| |
| EXPECT_EQ(5, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that if a transaction is dooming the entry and the entry was doomed by |
| // another transaction that was not part of the entry and created a new entry, |
| // the new entry should not be incorrectly doomed. (crbug.com/736993) |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationNoMatchDoomEntry) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| MockHttpRequest request(transaction); |
| |
| MockTransaction dooming_transaction(kRangeGET_TransactionOK); |
| dooming_transaction.load_flags |= LOAD_BYPASS_CACHE; |
| MockHttpRequest dooming_request(dooming_transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 3; |
| |
| scoped_refptr<MockDiskEntry> first_entry; |
| scoped_refptr<MockDiskEntry> second_entry; |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| MockHttpRequest* this_request = &request; |
| |
| if (i == 2) |
| this_request = &dooming_request; |
| |
| if (i == 1) { |
| ASSERT_TRUE(first_entry); |
| first_entry->SetDefer(MockDiskEntry::DEFER_READ); |
| } |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| |
| // Continue the transactions. 2nd will pause at the cache reading state and |
| // 3rd transaction will doom the entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Check status of the first and second entries after every transaction. |
| switch (i) { |
| case 0: |
| first_entry = |
| cache.disk_cache()->GetDiskEntryRef(kRangeGET_TransactionOK.url); |
| break; |
| case 1: |
| EXPECT_FALSE(first_entry->is_doomed()); |
| break; |
| case 2: |
| EXPECT_TRUE(first_entry->is_doomed()); |
| second_entry = |
| cache.disk_cache()->GetDiskEntryRef(kRangeGET_TransactionOK.url); |
| EXPECT_FALSE(second_entry->is_doomed()); |
| break; |
| } |
| } |
| // Resume cache read by 1st transaction which will lead to dooming the entry |
| // as well since the entry cannot be validated. This double dooming should not |
| // lead to an assertion. |
| first_entry->ResumeDiskEntryOperation(); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Since second_entry is already created, when 1st transaction goes on to |
| // create an entry, it will get ERR_CACHE_RACE leading to dooming of |
| // second_entry and creation of a third entry. |
| EXPECT_TRUE(second_entry->is_doomed()); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| for (auto& c : context_list) { |
| ReadAndVerifyTransaction(c->trans.get(), kRangeGET_TransactionOK); |
| } |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| } |
| |
| // Same as above but tests that the 2nd transaction does not do anything if |
| // there is nothing to doom. (crbug.com/736993) |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationNoMatchDoomEntry1) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| MockHttpRequest request(transaction); |
| |
| MockTransaction dooming_transaction(kRangeGET_TransactionOK); |
| dooming_transaction.load_flags |= LOAD_BYPASS_CACHE; |
| MockHttpRequest dooming_request(dooming_transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 3; |
| |
| scoped_refptr<MockDiskEntry> first_entry; |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| MockHttpRequest* this_request = &request; |
| |
| if (i == 2) { |
| this_request = &dooming_request; |
| cache.disk_cache()->SetDefer(MockDiskEntry::DEFER_CREATE); |
| } |
| |
| if (i == 1) { |
| ASSERT_TRUE(first_entry); |
| first_entry->SetDefer(MockDiskEntry::DEFER_READ); |
| } |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| |
| // Continue the transactions. 2nd will pause at the cache reading state and |
| // 3rd transaction will doom the entry and pause before creating a new |
| // entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Check status of the entry after every transaction. |
| switch (i) { |
| case 0: |
| first_entry = |
| cache.disk_cache()->GetDiskEntryRef(kRangeGET_TransactionOK.url); |
| break; |
| case 1: |
| EXPECT_FALSE(first_entry->is_doomed()); |
| break; |
| case 2: |
| EXPECT_TRUE(first_entry->is_doomed()); |
| break; |
| } |
| } |
| // Resume cache read by 2nd transaction which will lead to dooming the entry |
| // as well since the entry cannot be validated. This double dooming should not |
| // lead to an assertion. |
| first_entry->ResumeDiskEntryOperation(); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Resume creation of entry by 3rd transaction. |
| cache.disk_cache()->ResumeCacheOperation(); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Note that since 3rd transaction's entry is already created but its |
| // callback is deferred, MockDiskCache's implementation returns |
| // ERR_CACHE_CREATE_FAILURE when 2nd transaction tries to create an entry |
| // during that time, leading to it switching over to pass-through mode. |
| // Thus the number of entries is 2 below. |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| for (auto& c : context_list) { |
| ReadAndVerifyTransaction(c->trans.get(), kRangeGET_TransactionOK); |
| } |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests parallel validation on range requests with non-overlapping ranges. |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationDifferentRanges) { |
| base::HistogramTester histograms; |
| const std::string histogram_name = "HttpCache.ParallelWritingPattern"; |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| } |
| |
| // Let 1st transaction complete headers phase for ranges 40-49. |
| std::string first_read; |
| MockHttpRequest request1(transaction); |
| { |
| auto& c = context_list[0]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request1, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Start writing to the cache so that MockDiskEntry::CouldBeSparse() returns |
| // true. |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| |
| std::string data_read(buffer->data(), kBufferSize); |
| first_read = data_read; |
| |
| EXPECT_EQ(LOAD_STATE_READING_RESPONSE, c->trans->GetLoadState()); |
| } |
| |
| // 2nd transaction requests ranges 30-39. |
| transaction.request_headers = "Range: bytes = 30-39\r\n" EXTRA_HEADER; |
| MockHttpRequest request2(transaction); |
| { |
| auto& c = context_list[1]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request2, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| } |
| |
| EXPECT_TRUE(cache.IsWriterPresent(kRangeGET_TransactionOK.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kRangeGET_TransactionOK.url)); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| |
| if (i == 0) { |
| ReadRemainingAndVerifyTransaction(c->trans.get(), first_read, |
| transaction); |
| continue; |
| } |
| |
| transaction.data = "rg: 30-39 "; |
| ReadAndVerifyTransaction(c->trans.get(), transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Fetch from the cache to check that ranges 30-49 have been successfully |
| // cached. |
| { |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 30-49\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 30-39 rg: 40-49 "; |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| Verify206Response(headers, 30, 49); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| histograms.ExpectBucketCount( |
| histogram_name, |
| static_cast<int>(HttpCache::PARALLEL_WRITING_NOT_JOIN_RANGE), 1); |
| histograms.ExpectBucketCount( |
| histogram_name, static_cast<int>(HttpCache::PARALLEL_WRITING_CREATE), 2); |
| } |
| |
| // Tests that a request does not create Writers when readers is not empty. |
| TEST_F(HttpCacheTest, RangeGET_DoNotCreateWritersWhenReaderExists) { |
| MockHttpCache cache; |
| |
| // Save a request in the cache so that the next request can become a |
| // reader. |
| MockTransaction transaction(kRangeGET_Transaction); |
| transaction.request_headers = EXTRA_HEADER; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Let this request be a reader since it doesn't need validation as per its |
| // load flag. |
| transaction.load_flags |= LOAD_SKIP_CACHE_VALIDATION; |
| MockHttpRequest request(transaction); |
| Context context; |
| context.result = cache.CreateTransaction(&context.trans); |
| ASSERT_THAT(context.result, IsOk()); |
| context.result = context.trans->Start(&request, context.callback.callback(), |
| NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(1, cache.GetCountReaders(transaction.url)); |
| RemoveMockTransaction(&transaction); |
| |
| // A range request should now "not" create Writers while readers is still |
| // non-empty. |
| MockTransaction range_transaction(kRangeGET_Transaction); |
| range_transaction.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| AddMockTransaction(&range_transaction); |
| MockHttpRequest range_request(range_transaction); |
| Context range_context; |
| range_context.result = cache.CreateTransaction(&range_context.trans); |
| ASSERT_THAT(range_context.result, IsOk()); |
| range_context.result = range_context.trans->Start( |
| &range_request, range_context.callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.GetCountReaders(transaction.url)); |
| EXPECT_FALSE(cache.IsWriterPresent(transaction.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(transaction.url)); |
| |
| RemoveMockTransaction(&range_transaction); |
| } |
| |
| // Tests parallel validation on range requests can be successfully restarted |
| // when there is a cache lock timeout. |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationCacheLockTimeout) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| } |
| |
| // Let 1st transaction complete headers phase for ranges 40-49. |
| std::string first_read; |
| MockHttpRequest request1(transaction); |
| { |
| auto& c = context_list[0]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request1, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Start writing to the cache so that MockDiskEntry::CouldBeSparse() returns |
| // true. |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| |
| std::string data_read(buffer->data(), kBufferSize); |
| first_read = data_read; |
| |
| EXPECT_EQ(LOAD_STATE_READING_RESPONSE, c->trans->GetLoadState()); |
| } |
| |
| // Cache lock timeout will lead to dooming the entry since the transaction may |
| // have already written the headers. |
| cache.SimulateCacheLockTimeoutAfterHeaders(); |
| |
| // 2nd transaction requests ranges 30-39. |
| transaction.request_headers = "Range: bytes = 30-39\r\n" EXTRA_HEADER; |
| MockHttpRequest request2(transaction); |
| { |
| auto& c = context_list[1]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request2, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| } |
| |
| EXPECT_EQ(0, cache.GetCountDoneHeadersQueue(kRangeGET_TransactionOK.url)); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| |
| if (i == 0) { |
| ReadRemainingAndVerifyTransaction(c->trans.get(), first_read, |
| transaction); |
| continue; |
| } |
| |
| transaction.data = "rg: 30-39 "; |
| ReadAndVerifyTransaction(c->trans.get(), transaction); |
| } |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests a full request and a simultaneous range request and the range request |
| // dooms the entry created by the full request due to not being able to |
| // conditionalize. |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationCouldntConditionalize) { |
| MockHttpCache cache; |
| |
| MockTransaction mock_transaction(kSimpleGET_Transaction); |
| mock_transaction.url = kRangeGET_TransactionOK.url; |
| ScopedMockTransaction transaction(mock_transaction); |
| |
| // Remove the cache-control and other headers so that the response cannot be |
| // conditionalized. |
| transaction.response_headers = ""; |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| } |
| |
| // Let 1st transaction complete headers phase for no range and read some part |
| // of the response and write in the cache. |
| std::string first_read; |
| MockHttpRequest request1(transaction); |
| { |
| request1.url = GURL(kRangeGET_TransactionOK.url); |
| auto& c = context_list[0]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request1, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| |
| std::string data_read(buffer->data(), kBufferSize); |
| first_read = data_read; |
| |
| EXPECT_EQ(LOAD_STATE_READING_RESPONSE, c->trans->GetLoadState()); |
| } |
| |
| // 2nd transaction requests a range. |
| ScopedMockTransaction range_transaction(kRangeGET_TransactionOK); |
| range_transaction.request_headers = "Range: bytes = 0-29\r\n" EXTRA_HEADER; |
| MockHttpRequest request2(range_transaction); |
| { |
| auto& c = context_list[1]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request2, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| } |
| |
| // The second request would have doomed the 1st entry and created a new entry. |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| |
| if (i == 0) { |
| ReadRemainingAndVerifyTransaction(c->trans.get(), first_read, |
| transaction); |
| continue; |
| } |
| range_transaction.data = "rg: 00-09 rg: 10-19 rg: 20-29 "; |
| ReadAndVerifyTransaction(c->trans.get(), range_transaction); |
| } |
| } |
| |
| // Tests a 200 request and a simultaneous range request where conditionalization |
| // is possible. |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationCouldConditionalize) { |
| MockHttpCache cache; |
| |
| MockTransaction mock_transaction(kSimpleGET_Transaction); |
| mock_transaction.url = kRangeGET_TransactionOK.url; |
| mock_transaction.data = kFullRangeData; |
| std::string response_headers_str = base::StrCat( |
| {"ETag: StrongOne\n", |
| "Content-Length:", base::NumberToString(strlen(kFullRangeData)), "\n"}); |
| mock_transaction.response_headers = response_headers_str.c_str(); |
| |
| ScopedMockTransaction transaction(mock_transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| } |
| |
| // Let 1st transaction complete headers phase for no range and read some part |
| // of the response and write in the cache. |
| std::string first_read; |
| MockHttpRequest request1(transaction); |
| { |
| request1.url = GURL(kRangeGET_TransactionOK.url); |
| auto& c = context_list[0]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request1, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| |
| std::string data_read(buffer->data(), kBufferSize); |
| first_read = data_read; |
| |
| EXPECT_EQ(LOAD_STATE_READING_RESPONSE, c->trans->GetLoadState()); |
| } |
| |
| // 2nd transaction requests a range. |
| ScopedMockTransaction range_transaction(kRangeGET_TransactionOK); |
| range_transaction.request_headers = "Range: bytes = 0-29\r\n" EXTRA_HEADER; |
| MockHttpRequest request2(range_transaction); |
| { |
| auto& c = context_list[1]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request2, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Finish and verify the first request. |
| auto& c0 = context_list[0]; |
| c0->result = c0->callback.WaitForResult(); |
| ReadRemainingAndVerifyTransaction(c0->trans.get(), first_read, transaction); |
| |
| // And the second. |
| auto& c1 = context_list[1]; |
| c1->result = c1->callback.WaitForResult(); |
| |
| range_transaction.data = "rg: 00-09 rg: 10-19 rg: 20-29 "; |
| ReadAndVerifyTransaction(c1->trans.get(), range_transaction); |
| } |
| |
| // Tests parallel validation on range requests with overlapping ranges. |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationOverlappingRanges) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| } |
| |
| // Let 1st transaction complete headers phase for ranges 40-49. |
| std::string first_read; |
| MockHttpRequest request1(transaction); |
| { |
| auto& c = context_list[0]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request1, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Start writing to the cache so that MockDiskEntry::CouldBeSparse() returns |
| // true. |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| |
| std::string data_read(buffer->data(), kBufferSize); |
| first_read = data_read; |
| |
| EXPECT_EQ(LOAD_STATE_READING_RESPONSE, c->trans->GetLoadState()); |
| } |
| |
| // 2nd transaction requests ranges 30-49. |
| transaction.request_headers = "Range: bytes = 30-49\r\n" EXTRA_HEADER; |
| MockHttpRequest request2(transaction); |
| { |
| auto& c = context_list[1]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request2, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| } |
| |
| EXPECT_TRUE(cache.IsWriterPresent(kRangeGET_TransactionOK.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kRangeGET_TransactionOK.url)); |
| |
| // Should have created another transaction for the uncached range. |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| |
| if (i == 0) { |
| ReadRemainingAndVerifyTransaction(c->trans.get(), first_read, |
| transaction); |
| continue; |
| } |
| |
| transaction.data = "rg: 30-39 rg: 40-49 "; |
| ReadAndVerifyTransaction(c->trans.get(), transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Fetch from the cache to check that ranges 30-49 have been successfully |
| // cached. |
| { |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 30-49\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 30-39 rg: 40-49 "; |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| Verify206Response(headers, 30, 49); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests parallel validation on range requests with overlapping ranges and the |
| // impact of deleting the writer on transactions that have validated. |
| TEST_F(HttpCacheTest, RangeGET_ParallelValidationRestartDoneHeaders) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| } |
| |
| // Let 1st transaction complete headers phase for ranges 40-59. |
| std::string first_read; |
| transaction.request_headers = "Range: bytes = 40-59\r\n" EXTRA_HEADER; |
| MockHttpRequest request1(transaction); |
| { |
| auto& c = context_list[0]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request1, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Start writing to the cache so that MockDiskEntry::CouldBeSparse() returns |
| // true. |
| const int kBufferSize = 10; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| |
| std::string data_read(buffer->data(), kBufferSize); |
| first_read = data_read; |
| |
| EXPECT_EQ(LOAD_STATE_READING_RESPONSE, c->trans->GetLoadState()); |
| } |
| |
| // 2nd transaction requests ranges 30-59. |
| transaction.request_headers = "Range: bytes = 30-59\r\n" EXTRA_HEADER; |
| MockHttpRequest request2(transaction); |
| { |
| auto& c = context_list[1]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request2, c->callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| } |
| |
| EXPECT_TRUE(cache.IsWriterPresent(kRangeGET_TransactionOK.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kRangeGET_TransactionOK.url)); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Delete the writer transaction. |
| context_list[0].reset(); |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| transaction.data = "rg: 30-39 rg: 40-49 rg: 50-59 "; |
| ReadAndVerifyTransaction(context_list[1]->trans.get(), transaction); |
| |
| // Create another network transaction since the 2nd transaction is restarted. |
| // 30-39 will be read from network, 40-49 from the cache and 50-59 from the |
| // network. |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Fetch from the cache to check that ranges 30-49 have been successfully |
| // cached. |
| { |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 30-49\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 30-39 rg: 40-49 "; |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| Verify206Response(headers, 30, 49); |
| } |
| |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Parallel validation results in 200. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationNoMatch) { |
| MockHttpCache cache; |
| MockHttpRequest request(kSimpleGET_Transaction); |
| request.load_flags |= LOAD_VALIDATE_CACHE; |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // All requests are waiting for the active entry. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, context->trans->GetLoadState()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be a writer at this point, and the subsequent |
| // requests should have passed the validation phase and created their own |
| // entries since none of them matched the headers of the earlier one. |
| EXPECT_TRUE(cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| |
| EXPECT_EQ(5, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(5, cache.disk_cache()->create_count()); |
| |
| // All requests depend on the writer, and the writer is between Start and |
| // Read, i.e. idle. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| for (auto& context : context_list) { |
| if (context->result == ERR_IO_PENDING) |
| context->result = context->callback.WaitForResult(); |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(5, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(5, cache.disk_cache()->create_count()); |
| } |
| |
| // Parallel validation results in 200 for 1 transaction and validation matches |
| // for subsequent transactions. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationNoMatch1) { |
| MockHttpCache cache; |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| MockHttpRequest validate_request(transaction); |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 1) |
| this_request = &validate_request; |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // All requests are waiting for the active entry. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, context->trans->GetLoadState()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The new entry will have all the transactions except the first one which |
| // will continue in the doomed entry. |
| EXPECT_EQ(kNumTransactions - 1, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| EXPECT_EQ(1, cache.disk_cache()->doomed_count()); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| for (size_t i = 0; i < context_list.size(); i++) { |
| if (context_list[i]->result == ERR_IO_PENDING) |
| context_list[i]->result = context_list[i]->callback.WaitForResult(); |
| |
| ReadAndVerifyTransaction(context_list[i]->trans.get(), |
| kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a GET followed by a DELETE results in DELETE immediately starting |
| // the headers phase and the entry is doomed. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationDelete) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| request.load_flags |= LOAD_VALIDATE_CACHE; |
| |
| MockHttpRequest delete_request(kSimpleGET_Transaction); |
| delete_request.method = "DELETE"; |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 1) |
| this_request = &delete_request; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // All requests are waiting for the active entry. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, context->trans->GetLoadState()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be a writer at this point, and the subsequent |
| // request should have passed the validation phase and doomed the existing |
| // entry. |
| EXPECT_TRUE( |
| cache.disk_cache()->IsDiskEntryDoomed(kSimpleGET_Transaction.url)); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // All requests depend on the writer, and the writer is between Start and |
| // Read, i.e. idle. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| for (auto& context : context_list) { |
| if (context->result == ERR_IO_PENDING) |
| context->result = context->callback.WaitForResult(); |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a transaction which is in validated queue can be destroyed without |
| // any impact to other transactions. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationCancelValidated) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE; |
| MockHttpRequest read_only_request(transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* current_request = i == 1 ? &read_only_request : &request; |
| |
| c->result = c->trans->Start(current_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(1, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| context_list[1].reset(); |
| |
| EXPECT_EQ(0, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| // Complete the rest of the transactions. |
| for (auto& context : context_list) { |
| if (!context) |
| continue; |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that an idle writer transaction can be deleted without impacting the |
| // existing writers. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritingCancelIdleTransaction) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Both transactions would be added to writers. |
| EXPECT_EQ(kNumTransactions, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| context_list[1].reset(); |
| |
| EXPECT_EQ(kNumTransactions - 1, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // Complete the rest of the transactions. |
| for (auto& context : context_list) { |
| if (!context) |
| continue; |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a transaction which is in validated queue can timeout and start |
| // the headers phase again. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationValidatedTimeout) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE; |
| MockHttpRequest read_only_request(transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 1) { |
| this_request = &read_only_request; |
| cache.SimulateCacheLockTimeoutAfterHeaders(); |
| } |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be a writer at this point, and the subsequent |
| // requests should have completed validation, timed out and restarted. |
| // Since it is a read only request, it will error out. |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_TRUE(cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(0, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| int rv = context_list[1]->callback.WaitForResult(); |
| EXPECT_EQ(ERR_CACHE_MISS, rv); |
| |
| ReadAndVerifyTransaction(context_list[0]->trans.get(), |
| kSimpleGET_Transaction); |
| } |
| |
| // Tests that a transaction which is in readers can be destroyed without |
| // any impact to other transactions. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationCancelReader) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| MockHttpRequest validate_request(transaction); |
| |
| int kNumTransactions = 4; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 3) { |
| this_request = &validate_request; |
| c->trans->SetBeforeNetworkStartCallback(base::Bind(&DeferCallback)); |
| } |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(kNumTransactions - 1, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_TRUE(cache.IsHeadersTransactionPresent(kSimpleGET_Transaction.url)); |
| |
| // Complete the response body. |
| auto& c = context_list[0]; |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| |
| // Rest of the transactions should move to readers. |
| EXPECT_FALSE(cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(kNumTransactions - 2, |
| cache.GetCountReaders(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(0, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| EXPECT_TRUE(cache.IsHeadersTransactionPresent(kSimpleGET_Transaction.url)); |
| |
| // Add 2 new transactions. |
| kNumTransactions = 6; |
| |
| for (int i = 4; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| EXPECT_EQ(2, cache.GetCountAddToEntryQueue(kSimpleGET_Transaction.url)); |
| |
| // Delete a reader. |
| context_list[1].reset(); |
| |
| // Deleting the reader did not impact any other transaction. |
| EXPECT_EQ(1, cache.GetCountReaders(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(2, cache.GetCountAddToEntryQueue(kSimpleGET_Transaction.url)); |
| EXPECT_TRUE(cache.IsHeadersTransactionPresent(kSimpleGET_Transaction.url)); |
| |
| // Resume network start for headers_transaction. It will doom the entry as it |
| // will be a 200 and will go to network for the response body. |
| auto& context = context_list[3]; |
| context->trans->ResumeNetworkStart(); |
| |
| // The pending transactions will be added to a new entry as writers. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(3, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // Complete the rest of the transactions. |
| for (int i = 2; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when the only writer goes away, it immediately cleans up rather |
| // than wait for the network request to finish. See https://crbug.com/804868. |
| TEST_F(HttpCacheTest, SimpleGET_HangingCacheWriteCleanup) { |
| MockHttpCache mock_cache; |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| std::unique_ptr<HttpTransaction> transaction; |
| mock_cache.CreateTransaction(&transaction); |
| TestCompletionCallback callback; |
| int result = |
| transaction->Start(&request, callback.callback(), NetLogWithSource()); |
| |
| // Get the transaction ready to read. |
| result = callback.GetResult(result); |
| |
| // Read the first byte. |
| scoped_refptr<IOBuffer> buffer = base::MakeRefCounted<IOBuffer>(1); |
| ReleaseBufferCompletionCallback buffer_callback(buffer.get()); |
| result = transaction->Read(buffer.get(), 1, buffer_callback.callback()); |
| EXPECT_EQ(1, buffer_callback.GetResult(result)); |
| |
| // Read the second byte, but leave the cache write hanging. |
| scoped_refptr<MockDiskEntry> entry = |
| mock_cache.disk_cache()->GetDiskEntryRef(kSimpleGET_Transaction.url); |
| entry->SetDefer(MockDiskEntry::DEFER_WRITE); |
| |
| buffer = base::MakeRefCounted<IOBuffer>(1); |
| ReleaseBufferCompletionCallback buffer_callback2(buffer.get()); |
| result = transaction->Read(buffer.get(), 1, buffer_callback2.callback()); |
| EXPECT_EQ(ERR_IO_PENDING, result); |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(mock_cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| |
| // At this point the next byte should have been read from the network but is |
| // waiting to be written to the cache. Destroy the transaction and make sure |
| // that everything has been cleaned up. |
| transaction = nullptr; |
| EXPECT_FALSE(mock_cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| EXPECT_FALSE(mock_cache.network_layer()->last_transaction()); |
| } |
| |
| // Tests that a transaction writer can be destroyed mid-read. |
| // A waiting for read transaction should be able to read the data that was |
| // driven by the Read started by the cancelled writer. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritingCancelWriter) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| MockHttpRequest validate_request(transaction); |
| |
| const int kNumTransactions = 3; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 2) { |
| this_request = &validate_request; |
| c->trans->SetBeforeNetworkStartCallback(base::Bind(&DeferCallback)); |
| } |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_TRUE(cache.IsHeadersTransactionPresent(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(2, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // Initiate Read from both writers and kill 1 of them mid-read. |
| std::string first_read; |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(ERR_IO_PENDING, c->result); |
| // Deleting one writer at this point will not impact other transactions |
| // since writers contain more transactions. |
| if (i == 1) { |
| context_list[0].reset(); |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| std::string data_read(buffer->data(), kBufferSize); |
| first_read = data_read; |
| } |
| } |
| |
| // Resume network start for headers_transaction. It will doom the existing |
| // entry and create a new entry due to validation returning a 200. |
| auto& c = context_list[2]; |
| c->trans->ResumeNetworkStart(); |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // Complete the rest of the transactions. |
| for (int i = 0; i < kNumTransactions; i++) { |
| auto& context = context_list[i]; |
| if (!context) |
| continue; |
| if (i == 1) |
| ReadRemainingAndVerifyTransaction(context->trans.get(), first_read, |
| kSimpleGET_Transaction); |
| else |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests the case when network read failure happens. Idle and waiting |
| // transactions should fail and headers transaction should be restarted. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritingNetworkReadFailed) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction fail_transaction(kSimpleGET_Transaction); |
| fail_transaction.read_return_code = ERR_INTERNET_DISCONNECTED; |
| MockHttpRequest failing_request(fail_transaction); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE; |
| MockHttpRequest read_request(transaction); |
| |
| const int kNumTransactions = 4; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 0) |
| this_request = &failing_request; |
| if (i == 3) |
| this_request = &read_request; |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(3, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| // Initiate Read from two writers and let the first get a network failure. |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| c->result = |
| c->trans->Read(buffer.get(), kBufferSize, c->callback.callback()); |
| EXPECT_EQ(ERR_IO_PENDING, c->result); |
| } |
| |
| base::RunLoop().RunUntilIdle(); |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| c->result = c->callback.WaitForResult(); |
| EXPECT_EQ(ERR_INTERNET_DISCONNECTED, c->result); |
| } |
| |
| // The entry should have been doomed and destroyed and the headers transaction |
| // restarted. Since headers transaction is read-only it will error out. |
| auto& read_only = context_list[3]; |
| read_only->result = read_only->callback.WaitForResult(); |
| EXPECT_EQ(ERR_CACHE_MISS, read_only->result); |
| |
| EXPECT_FALSE(cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| |
| // Invoke Read on the 3rd transaction and it should get the error code back. |
| auto& c = context_list[2]; |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = base::MakeRefCounted<IOBuffer>(kBufferSize); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, c->callback.callback()); |
| EXPECT_EQ(ERR_INTERNET_DISCONNECTED, c->result); |
| } |
| |
| // Tests the case when cache write failure happens. Idle and waiting |
| // transactions should fail and headers transaction should be restarted. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritingCacheWriteFailed) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE; |
| MockHttpRequest read_request(transaction); |
| |
| const int kNumTransactions = 4; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 3) |
| this_request = &read_request; |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(3, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| // Initiate Read from two writers and let the first get a cache write failure. |
| cache.disk_cache()->set_soft_failures(true); |
| // We have to open the entry again to propagate the failure flag. |
| disk_cache::Entry* en; |
| cache.OpenBackendEntry(kSimpleGET_Transaction.url, &en); |
| en->Close(); |
| const int kBufferSize = 5; |
| std::vector<scoped_refptr<IOBuffer>> buffer( |
| 3, base::MakeRefCounted<IOBuffer>(kBufferSize)); |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| c->result = |
| c->trans->Read(buffer[i].get(), kBufferSize, c->callback.callback()); |
| EXPECT_EQ(ERR_IO_PENDING, c->result); |
| } |
| |
| std::string first_read; |
| base::RunLoop().RunUntilIdle(); |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| c->result = c->callback.WaitForResult(); |
| if (i == 0) { |
| EXPECT_EQ(5, c->result); |
| std::string data_read(buffer[i]->data(), kBufferSize); |
| first_read = data_read; |
| } else { |
| EXPECT_EQ(ERR_CACHE_WRITE_FAILURE, c->result); |
| } |
| } |
| |
| // The entry should have been doomed and destroyed and the headers transaction |
| // restarted. Since headers transaction is read-only it will error out. |
| auto& read_only = context_list[3]; |
| read_only->result = read_only->callback.WaitForResult(); |
| EXPECT_EQ(ERR_CACHE_MISS, read_only->result); |
| |
| EXPECT_FALSE(cache.IsWriterPresent(kSimpleGET_Transaction.url)); |
| |
| // Invoke Read on the 3rd transaction and it should get the error code back. |
| auto& c = context_list[2]; |
| c->result = |
| c->trans->Read(buffer[2].get(), kBufferSize, c->callback.callback()); |
| EXPECT_EQ(ERR_CACHE_WRITE_FAILURE, c->result); |
| |
| // The first transaction should be able to continue to read from the network |
| // without writing to the cache. |
| auto& succ_read = context_list[0]; |
| ReadRemainingAndVerifyTransaction(succ_read->trans.get(), first_read, |
| kSimpleGET_Transaction); |
| } |
| |
| // Tests that POST requests do not join existing transactions for parallel |
| // writing to the cache. Note that two POSTs only map to the same entry if their |
| // upload data identifier is same and that should happen for back-forward case |
| // (LOAD_ONLY_FROM_CACHE). But this test tests without LOAD_ONLY_FROM_CACHE |
| // because read-only transactions anyways do not join parallel writing. |
| // TODO(shivanisha) Testing this because it is allowed by the code but looks |
| // like the code should disallow two POSTs without LOAD_ONLY_FROM_CACHE with the |
| // same upload data identifier to map to the same entry. |
| TEST_F(HttpCacheTest, SimplePOST_ParallelWritingDisallowed) { |
| base::HistogramTester histograms; |
| const std::string histogram_name = "HttpCache.ParallelWritingPattern"; |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| |
| const int64_t kUploadId = 1; // Just a dummy value. |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), |
| kUploadId); |
| |
| // Note that both transactions should have the same upload_data_stream |
| // identifier to map to the same entry. |
| transaction.load_flags = LOAD_SKIP_CACHE_VALIDATION; |
| MockHttpRequest request(transaction); |
| request.upload_data_stream = &upload_data_stream; |
| |
| const int kNumTransactions = 2; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| |
| // Complete the headers phase request. |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| std::string cache_key = |
| base::StringPrintf("1/%s", kSimplePOST_Transaction.url); |
| |
| // Only the 1st transaction gets added to writers. |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(cache_key)); |
| EXPECT_EQ(1, cache.GetCountWriterTransactions(cache_key)); |
| |
| // Read the 1st transaction. |
| ReadAndVerifyTransaction(context_list[0]->trans.get(), |
| kSimplePOST_Transaction); |
| |
| // 2nd transaction should now become a reader. |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(1, cache.GetCountReaders(cache_key)); |
| EXPECT_EQ(0, cache.GetCountDoneHeadersQueue(cache_key)); |
| ReadAndVerifyTransaction(context_list[1]->trans.get(), |
| kSimplePOST_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| histograms.ExpectBucketCount( |
| histogram_name, |
| static_cast<int>(HttpCache::PARALLEL_WRITING_NOT_JOIN_METHOD_NOT_GET), 1); |
| histograms.ExpectBucketCount( |
| histogram_name, static_cast<int>(HttpCache::PARALLEL_WRITING_CREATE), 1); |
| } |
| |
| // Tests the case when parallel writing succeeds. Tests both idle and waiting |
| // transactions. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritingSuccess) { |
| base::HistogramTester histograms; |
| const std::string histogram_name = "HttpCache.ParallelWritingPattern"; |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE; |
| MockHttpRequest read_request(transaction); |
| |
| const int kNumTransactions = 4; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 3) |
| this_request = &read_request; |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(3, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| // Initiate Read from two writers. |
| const int kBufferSize = 5; |
| std::vector<scoped_refptr<IOBuffer>> buffer( |
| 3, base::MakeRefCounted<IOBuffer>(kBufferSize)); |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| c->result = |
| c->trans->Read(buffer[i].get(), kBufferSize, c->callback.callback()); |
| EXPECT_EQ(ERR_IO_PENDING, c->result); |
| } |
| |
| std::vector<std::string> first_read(2); |
| base::RunLoop().RunUntilIdle(); |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| c->result = c->callback.WaitForResult(); |
| EXPECT_EQ(5, c->result); |
| std::string data_read(buffer[i]->data(), kBufferSize); |
| first_read[i] = data_read; |
| } |
| EXPECT_EQ(first_read[0], first_read[1]); |
| |
| // The first transaction should be able to continue to read from the network |
| // without writing to the cache. |
| for (int i = 0; i < 2; i++) { |
| auto& c = context_list[i]; |
| ReadRemainingAndVerifyTransaction(c->trans.get(), first_read[i], |
| kSimpleGET_Transaction); |
| if (i == 0) { |
| // Remaining transactions should now be readers. |
| EXPECT_EQ(3, cache.GetCountReaders(kSimpleGET_Transaction.url)); |
| } |
| } |
| |
| // Verify the rest of the transactions. |
| for (int i = 2; i < kNumTransactions; i++) { |
| auto& c = context_list[i]; |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| // Verify metrics. |
| histograms.ExpectBucketCount( |
| histogram_name, static_cast<int>(HttpCache::PARALLEL_WRITING_CREATE), 1); |
| histograms.ExpectBucketCount( |
| histogram_name, static_cast<int>(HttpCache::PARALLEL_WRITING_JOIN), 2); |
| histograms.ExpectBucketCount( |
| histogram_name, |
| static_cast<int>(HttpCache::PARALLEL_WRITING_NOT_JOIN_READ_ONLY), 1); |
| } |
| |
| // Tests the case when parallel writing involves things bigger than what cache |
| // can store. In this case, the best we can do is re-fetch it. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritingHuge) { |
| base::HistogramTester histograms; |
| const std::string histogram_name = "HttpCache.ParallelWritingPattern"; |
| MockHttpCache cache; |
| cache.disk_cache()->set_max_file_size(10); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| std::string response_headers = base::StrCat( |
| {kSimpleGET_Transaction.response_headers, "Content-Length: ", |
| base::NumberToString(strlen(kSimpleGET_Transaction.data)), "\n"}); |
| transaction.response_headers = response_headers.c_str(); |
| AddMockTransaction(&transaction); |
| MockHttpRequest request(transaction); |
| |
| const int kNumTransactions = 4; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Start them up. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(1, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(kNumTransactions - 1, |
| cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| // Initiate Read from first transaction. |
| const int kBufferSize = 5; |
| std::vector<scoped_refptr<IOBuffer>> buffer( |
| kNumTransactions, base::MakeRefCounted<IOBuffer>(kBufferSize)); |
| auto& c = context_list[0]; |
| c->result = |
| c->trans->Read(buffer[0].get(), kBufferSize, c->callback.callback()); |
| EXPECT_EQ(ERR_IO_PENDING, c->result); |
| |
| // ... and complete it. |
| std::vector<std::string> first_read(kNumTransactions); |
| base::RunLoop().RunUntilIdle(); |
| c->result = c->callback.WaitForResult(); |
| EXPECT_EQ(kBufferSize, c->result); |
| std::string data_read(buffer[0]->data(), kBufferSize); |
| first_read[0] = data_read; |
| EXPECT_EQ("<html", first_read[0]); |
| |
| // Complete all of them. |
| for (int i = 0; i < kNumTransactions; i++) { |
| auto& c = context_list[i]; |
| ReadRemainingAndVerifyTransaction(c->trans.get(), first_read[i], |
| kSimpleGET_Transaction); |
| } |
| |
| // Sadly all of them have to hit the network |
| EXPECT_EQ(kNumTransactions, cache.network_layer()->transaction_count()); |
| |
| // Verify metrics. |
| histograms.ExpectBucketCount( |
| histogram_name, static_cast<int>(HttpCache::PARALLEL_WRITING_CREATE), 1); |
| histograms.ExpectBucketCount( |
| histogram_name, |
| static_cast<int>(HttpCache::PARALLEL_WRITING_NOT_JOIN_TOO_BIG_FOR_CACHE), |
| kNumTransactions - 1); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that network transaction's info is saved correctly when a writer |
| // transaction that created the network transaction becomes a reader. Also |
| // verifies that the network bytes are only attributed to the transaction that |
| // created the network transaction. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritingVerifyNetworkBytes) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| const int kNumTransactions = 2; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(2, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(0, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| // Get the network bytes read by the first transaction. |
| int total_received_bytes = context_list[0]->trans->GetTotalReceivedBytes(); |
| EXPECT_GT(total_received_bytes, 0); |
| |
| // Complete Read by the 2nd transaction so that the 1st transaction that |
| // created the network transaction is now a reader. |
| ReadAndVerifyTransaction(context_list[1]->trans.get(), |
| kSimpleGET_Transaction); |
| |
| EXPECT_EQ(1, cache.GetCountReaders(kSimpleGET_Transaction.url)); |
| |
| // Verify that the network bytes read are not attributed to the 2nd |
| // transaction but to the 1st. |
| EXPECT_EQ(0, context_list[1]->trans->GetTotalReceivedBytes()); |
| |
| EXPECT_GE(total_received_bytes, |
| context_list[0]->trans->GetTotalReceivedBytes()); |
| |
| ReadAndVerifyTransaction(context_list[0]->trans.get(), |
| kSimpleGET_Transaction); |
| } |
| |
| // Tests than extra Read from the consumer should not hang/crash the browser. |
| TEST_F(HttpCacheTest, SimpleGET_ExtraRead) { |
| MockHttpCache cache; |
| MockHttpRequest request(kSimpleGET_Transaction); |
| Context c; |
| |
| c.result = cache.CreateTransaction(&c.trans); |
| ASSERT_THAT(c.result, IsOk()); |
| |
| c.result = |
| c.trans->Start(&request, c.callback.callback(), NetLogWithSource()); |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(1, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(0, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| ReadAndVerifyTransaction(c.trans.get(), kSimpleGET_Transaction); |
| |
| // Perform an extra Read. |
| const int kBufferSize = 10; |
| scoped_refptr<IOBuffer> buffer = base::MakeRefCounted<IOBuffer>(kBufferSize); |
| c.result = c.trans->Read(buffer.get(), kBufferSize, c.callback.callback()); |
| EXPECT_EQ(0, c.result); |
| } |
| |
| // Tests when a writer is destroyed mid-read, all the other writer transactions |
| // can continue writing to the entry. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationCancelWriter) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Content-Length: 22\n" |
| "Etag: \"foopy\"\n"; |
| MockHttpRequest request(transaction); |
| |
| const int kNumTransactions = 3; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(kNumTransactions, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // Let first transaction read some bytes. |
| { |
| auto& c = context_list[0]; |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(kBufferSize, cb.GetResult(c->result)); |
| } |
| |
| // Deleting the active transaction at this point will not impact the other |
| // transactions since there are other transactions in writers. |
| context_list[0].reset(); |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Complete the rest of the transactions. |
| for (auto& context : context_list) { |
| if (!context) |
| continue; |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| } |
| |
| // Tests that when StopCaching is invoked on a writer, dependent transactions |
| // are restarted. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationStopCaching) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE; |
| MockHttpRequest read_only_request(transaction); |
| |
| const int kNumTransactions = 2; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 1) { |
| this_request = &read_only_request; |
| } |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_EQ(kNumTransactions - 1, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(1, cache.GetCountDoneHeadersQueue(kSimpleGET_Transaction.url)); |
| |
| // Invoking StopCaching on the writer will lead to dooming the entry and |
| // restarting the validated transactions. Since it is a read-only transaction |
| // it will error out. |
| context_list[0]->trans->StopCaching(); |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| int rv = context_list[1]->callback.WaitForResult(); |
| EXPECT_EQ(ERR_CACHE_MISS, rv); |
| |
| ReadAndVerifyTransaction(context_list[0]->trans.get(), |
| kSimpleGET_Transaction); |
| } |
| |
| // Tests that when StopCaching is invoked on a writer transaction, it is a |
| // no-op if there are other writer transactions. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritersStopCachingNoOp) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| MockHttpRequest validate_request(transaction); |
| |
| const int kNumTransactions = 3; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 2) { |
| this_request = &validate_request; |
| c->trans->SetBeforeNetworkStartCallback(base::Bind(&DeferCallback)); |
| } |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| EXPECT_TRUE(cache.IsHeadersTransactionPresent(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(kNumTransactions - 1, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // Invoking StopCaching on the writer will be a no-op since there are multiple |
| // transaction in writers. |
| context_list[0]->trans->StopCaching(); |
| |
| // Resume network start for headers_transaction. |
| auto& c = context_list[2]; |
| c->trans->ResumeNetworkStart(); |
| base::RunLoop().RunUntilIdle(); |
| // After validation old entry will be doomed and headers_transaction will be |
| // added to the new entry. |
| EXPECT_EQ(1, cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // Complete the rest of the transactions. |
| for (auto& context : context_list) { |
| if (!context) |
| continue; |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a transaction is currently in headers phase and is destroyed |
| // leading to destroying the entry. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelValidationCancelHeaders) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| const int kNumTransactions = 2; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| if (i == 0) |
| c->trans->SetBeforeNetworkStartCallback(base::Bind(&DeferCallback)); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_TRUE(cache.IsHeadersTransactionPresent(kSimpleGET_Transaction.url)); |
| EXPECT_EQ(1, cache.GetCountAddToEntryQueue(kSimpleGET_Transaction.url)); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Delete the headers transaction. |
| context_list[0].reset(); |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| // Complete the rest of the transactions. |
| for (auto& context : context_list) { |
| if (!context) |
| continue; |
| ReadAndVerifyTransaction(context->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Similar to the above test, except here cache write fails and the |
| // validated transactions should be restarted. |
| TEST_F(HttpCacheTest, SimpleGET_ParallelWritersFailWrite) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| const int kNumTransactions = 5; |
| std::vector<std::unique_ptr<Context>> context_list; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| auto& c = context_list[i]; |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, c->trans->GetLoadState()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // All requests are waiting for the active entry. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, context->trans->GetLoadState()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // All transactions become writers. |
| EXPECT_EQ(kNumTransactions, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // All requests depend on the writer, and the writer is between Start and |
| // Read, i.e. idle. |
| for (auto& context : context_list) { |
| EXPECT_EQ(LOAD_STATE_IDLE, context->trans->GetLoadState()); |
| } |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Fail the request. |
| cache.disk_cache()->set_soft_failures(true); |
| // We have to open the entry again to propagate the failure flag. |
| disk_cache::Entry* en; |
| cache.OpenBackendEntry(kSimpleGET_Transaction.url, &en); |
| en->Close(); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| auto& c = context_list[i]; |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| if (i == 1) { |
| // The earlier entry must be destroyed and its disk entry doomed. |
| EXPECT_TRUE( |
| cache.disk_cache()->IsDiskEntryDoomed(kSimpleGET_Transaction.url)); |
| } |
| |
| if (i == 0) { |
| // Consumer gets the response even if cache write failed. |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } else { |
| // Read should lead to a failure being returned. |
| const int kBufferSize = 5; |
| scoped_refptr<IOBuffer> buffer = |
| base::MakeRefCounted<IOBuffer>(kBufferSize); |
| ReleaseBufferCompletionCallback cb(buffer.get()); |
| c->result = c->trans->Read(buffer.get(), kBufferSize, cb.callback()); |
| EXPECT_EQ(ERR_CACHE_WRITE_FAILURE, cb.GetResult(c->result)); |
| } |
| } |
| } |
| |
| // This is a test for http://code.google.com/p/chromium/issues/detail?id=4769. |
| // If cancelling a request is racing with another request for the same resource |
| // finishing, we have to make sure that we remove both transactions from the |
| // entry. |
| TEST_F(HttpCacheTest, SimpleGET_RacingReaders) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| MockHttpRequest reader_request(kSimpleGET_Transaction); |
| reader_request.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 1 || i == 2) |
| this_request = &reader_request; |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be a writer at this point, and the subsequent |
| // requests should be pending. |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| Context* c = context_list[0].get(); |
| ASSERT_THAT(c->result, IsError(ERR_IO_PENDING)); |
| c->result = c->callback.WaitForResult(); |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| |
| // Now all transactions should be waiting for read to be invoked. Two readers |
| // are because of the load flags and remaining two transactions were converted |
| // to readers after skipping validation. Note that the remaining two went on |
| // to process the headers in parallel with readers present on the entry. |
| EXPECT_EQ(LOAD_STATE_IDLE, context_list[2]->trans->GetLoadState()); |
| EXPECT_EQ(LOAD_STATE_IDLE, context_list[3]->trans->GetLoadState()); |
| |
| c = context_list[1].get(); |
| ASSERT_THAT(c->result, IsError(ERR_IO_PENDING)); |
| c->result = c->callback.WaitForResult(); |
| if (c->result == OK) |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| |
| // At this point we have one reader, two pending transactions and a task on |
| // the queue to move to the next transaction. Now we cancel the request that |
| // is the current reader, and expect the queued task to be able to start the |
| // next request. |
| |
| c = context_list[2].get(); |
| c->trans.reset(); |
| |
| for (int i = 3; i < kNumTransactions; ++i) { |
| Context* c = context_list[i].get(); |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| if (c->result == OK) |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| // We should not have had to re-open the disk entry. |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we can doom an entry with pending transactions and delete one of |
| // the pending transactions before the first one completes. |
| // See http://code.google.com/p/chromium/issues/detail?id=25588 |
| TEST_F(HttpCacheTest, SimpleGET_DoomWithPending) { |
| // We need simultaneous doomed / not_doomed entries so let's use a real cache. |
| MockHttpCache cache(HttpCache::DefaultBackend::InMemory(1024 * 1024)); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| MockHttpRequest writer_request(kSimpleGET_Transaction); |
| writer_request.load_flags = LOAD_BYPASS_CACHE; |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 4; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| MockHttpRequest* this_request = &request; |
| if (i == 3) |
| this_request = &writer_request; |
| |
| c->result = c->trans->Start(this_request, c->callback.callback(), |
| NetLogWithSource()); |
| } |
| |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be a writer at this point, and the two subsequent |
| // requests should be pending. The last request doomed the first entry. |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| |
| // Cancel the second transaction. Note that this and the 3rd transactions |
| // would have completed their headers phase and would be waiting in the |
| // done_headers_queue when the 2nd transaction is cancelled. |
| context_list[1].reset(); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| if (i == 1) |
| continue; |
| Context* c = context_list[i].get(); |
| ASSERT_THAT(c->result, IsError(ERR_IO_PENDING)); |
| c->result = c->callback.WaitForResult(); |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| } |
| |
| TEST_F(HttpCacheTest, DoomDoesNotSetHints) { |
| // Test that a doomed writer doesn't set in-memory index hints. |
| MockHttpCache cache; |
| cache.disk_cache()->set_support_in_memory_entry_data(true); |
| |
| // Request 1 is a normal one to a no-cache/no-etag resource, to potentially |
| // set a "this is unvalidatable" hint in the cache. We also need it to |
| // actually write out to the doomed entry after request 2 does its thing, |
| // so its transaction is paused. |
| MockTransaction no_cache_transaction(kSimpleGET_Transaction); |
| no_cache_transaction.response_headers = "Cache-Control: no-cache\n"; |
| AddMockTransaction(&no_cache_transaction); |
| MockHttpRequest request1(no_cache_transaction); |
| |
| Context c1; |
| c1.result = cache.CreateTransaction(&c1.trans); |
| ASSERT_THAT(c1.result, IsOk()); |
| c1.trans->SetBeforeNetworkStartCallback( |
| base::Bind([](bool* defer) { *defer = true; })); |
| c1.result = |
| c1.trans->Start(&request1, c1.callback.callback(), NetLogWithSource()); |
| ASSERT_THAT(c1.result, IsError(ERR_IO_PENDING)); |
| |
| // It starts, copies over headers info, but doesn't get to proceed. |
| base::RunLoop().RunUntilIdle(); |
| RemoveMockTransaction(&no_cache_transaction); |
| |
| // Request 2 sets LOAD_BYPASS_CACHE to force the first one to be doomed --- |
| // it'll want to be a writer. |
| MockHttpRequest request2(kSimpleGET_Transaction); |
| request2.load_flags = LOAD_BYPASS_CACHE; |
| |
| Context c2; |
| c2.result = cache.CreateTransaction(&c2.trans); |
| ASSERT_THAT(c2.result, IsOk()); |
| c2.result = |
| c2.trans->Start(&request2, c2.callback.callback(), NetLogWithSource()); |
| ASSERT_THAT(c2.result, IsError(ERR_IO_PENDING)); |
| |
| // Run Request2, then let the first one wrap up. |
| base::RunLoop().RunUntilIdle(); |
| c2.callback.WaitForResult(); |
| ReadAndVerifyTransaction(c2.trans.get(), kSimpleGET_Transaction); |
| |
| c1.trans->ResumeNetworkStart(); |
| c1.callback.WaitForResult(); |
| ReadAndVerifyTransaction(c1.trans.get(), no_cache_transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| // Request 3 tries to read from cache, and it should successfully do so. It's |
| // run after the previous two transactions finish so it doesn't try to |
| // cooperate with them, and is entirely driven by the state of the cache. |
| MockHttpRequest request3(kSimpleGET_Transaction); |
| Context context3; |
| context3.result = cache.CreateTransaction(&context3.trans); |
| ASSERT_THAT(context3.result, IsOk()); |
| context3.result = context3.trans->Start( |
| &request3, context3.callback.callback(), NetLogWithSource()); |
| base::RunLoop().RunUntilIdle(); |
| ASSERT_THAT(context3.result, IsError(ERR_IO_PENDING)); |
| context3.result = context3.callback.WaitForResult(); |
| ReadAndVerifyTransaction(context3.trans.get(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // This is a test for http://code.google.com/p/chromium/issues/detail?id=4731. |
| // We may attempt to delete an entry synchronously with the act of adding a new |
| // transaction to said entry. |
| TEST_F(HttpCacheTest, FastNoStoreGET_DoneWithPending) { |
| MockHttpCache cache; |
| |
| // The headers will be served right from the call to Start() the request. |
| MockHttpRequest request(kFastNoStoreGET_Transaction); |
| FastTransactionServer request_handler; |
| AddMockTransaction(&kFastNoStoreGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 3; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be a writer at this point, and the subsequent |
| // requests should have completed validation. Since the validation does not |
| // result in a match, a new entry would be created. |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| |
| // Now, make sure that the second request asks for the entry not to be stored. |
| request_handler.set_no_store(true); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| Context* c = context_list[i].get(); |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| ReadAndVerifyTransaction(c->trans.get(), kFastNoStoreGET_Transaction); |
| context_list[i].reset(); |
| } |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kFastNoStoreGET_Transaction); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_ManyWriters_CancelFirst) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 2; |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // Allow all requests to move from the Create queue to the active entry. |
| // All would have been added to writers. |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(kNumTransactions, |
| cache.GetCountWriterTransactions(kSimpleGET_Transaction.url)); |
| |
| // The second transaction skipped validation, thus only one network |
| // transaction is created. |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| Context* c = context_list[i].get(); |
| if (c->result == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| // Destroy only the first transaction. |
| // This should not impact the other writer transaction and the network |
| // transaction will continue to be used by that transaction. |
| if (i == 0) { |
| context_list[i].reset(); |
| } |
| } |
| |
| // Complete the rest of the transactions. |
| for (int i = 1; i < kNumTransactions; ++i) { |
| Context* c = context_list[i].get(); |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we can cancel requests that are queued waiting to open the disk |
| // cache entry. |
| TEST_F(HttpCacheTest, SimpleGET_ManyWriters_CancelCreate) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| |
| for (int i = 0; i < kNumTransactions; i++) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // The first request should be creating the disk cache entry and the others |
| // should be pending. |
| |
| EXPECT_EQ(0, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Cancel a request from the pending queue. |
| context_list[3].reset(); |
| |
| // Cancel the request that is creating the entry. This will force the pending |
| // operations to restart. |
| context_list[0].reset(); |
| |
| // Complete the rest of the transactions. |
| for (int i = 1; i < kNumTransactions; i++) { |
| Context* c = context_list[i].get(); |
| if (c) { |
| c->result = c->callback.GetResult(c->result); |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| } |
| |
| // We should have had to re-create the disk entry. |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we can cancel a single request to open a disk cache entry. |
| TEST_F(HttpCacheTest, SimpleGET_CancelCreate) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| auto c = std::make_unique<Context>(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(c->result, IsError(ERR_IO_PENDING)); |
| |
| // Release the reference that the mock disk cache keeps for this entry, so |
| // that we test that the http cache handles the cancellation correctly. |
| cache.disk_cache()->ReleaseAll(); |
| c.reset(); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we delete/create entries even if multiple requests are queued. |
| TEST_F(HttpCacheTest, SimpleGET_ManyWriters_BypassCache) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| request.load_flags = LOAD_BYPASS_CACHE; |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| |
| for (int i = 0; i < kNumTransactions; i++) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // The first request should be deleting the disk cache entry and the others |
| // should be pending. |
| |
| EXPECT_EQ(0, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| // Complete the transactions. |
| for (int i = 0; i < kNumTransactions; i++) { |
| Context* c = context_list[i].get(); |
| c->result = c->callback.GetResult(c->result); |
| ReadAndVerifyTransaction(c->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| // We should have had to re-create the disk entry multiple times. |
| |
| EXPECT_EQ(5, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(5, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a (simulated) timeout allows transactions waiting on the cache |
| // lock to continue. |
| TEST_F(HttpCacheTest, SimpleGET_WriterTimeout) { |
| MockHttpCache cache; |
| cache.SimulateCacheLockTimeout(); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| Context c1, c2; |
| ASSERT_THAT(cache.CreateTransaction(&c1.trans), IsOk()); |
| ASSERT_EQ(ERR_IO_PENDING, c1.trans->Start(&request, c1.callback.callback(), |
| NetLogWithSource())); |
| ASSERT_THAT(cache.CreateTransaction(&c2.trans), IsOk()); |
| ASSERT_EQ(ERR_IO_PENDING, c2.trans->Start(&request, c2.callback.callback(), |
| NetLogWithSource())); |
| |
| // The second request is queued after the first one. |
| |
| c2.callback.WaitForResult(); |
| ReadAndVerifyTransaction(c2.trans.get(), kSimpleGET_Transaction); |
| |
| // Complete the first transaction. |
| c1.callback.WaitForResult(); |
| ReadAndVerifyTransaction(c1.trans.get(), kSimpleGET_Transaction); |
| } |
| |
| // Tests that a (simulated) timeout allows transactions waiting on the cache |
| // lock to continue but read only transactions to error out. |
| TEST_F(HttpCacheTest, SimpleGET_WriterTimeoutReadOnlyError) { |
| MockHttpCache cache; |
| |
| // Simulate timeout. |
| cache.SimulateCacheLockTimeout(); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| Context c1, c2; |
| ASSERT_THAT(cache.CreateTransaction(&c1.trans), IsOk()); |
| ASSERT_EQ(ERR_IO_PENDING, c1.trans->Start(&request, c1.callback.callback(), |
| NetLogWithSource())); |
| |
| request.load_flags = LOAD_ONLY_FROM_CACHE; |
| ASSERT_THAT(cache.CreateTransaction(&c2.trans), IsOk()); |
| ASSERT_EQ(ERR_IO_PENDING, c2.trans->Start(&request, c2.callback.callback(), |
| NetLogWithSource())); |
| |
| // The second request is queued after the first one. |
| int res = c2.callback.WaitForResult(); |
| ASSERT_EQ(ERR_CACHE_MISS, res); |
| |
| // Complete the first transaction. |
| c1.callback.WaitForResult(); |
| ReadAndVerifyTransaction(c1.trans.get(), kSimpleGET_Transaction); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_AbandonedCacheRead) { |
| MockHttpCache cache; |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| TestCompletionCallback callback; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = callback.WaitForResult(); |
| ASSERT_THAT(rv, IsOk()); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(256); |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| |
| // Test that destroying the transaction while it is reading from the cache |
| // works properly. |
| trans.reset(); |
| |
| // Make sure we pump any pending events, which should include a call to |
| // HttpCache::Transaction::OnCacheReadCompleted. |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| // Tests that we can delete the HttpCache and deal with queued transactions |
| // ("waiting for the backend" as opposed to Active or Doomed entries). |
| TEST_F(HttpCacheTest, SimpleGET_ManyWriters_DeleteCache) { |
| auto cache = std::make_unique<MockHttpCache>( |
| std::make_unique<MockBackendNoCbFactory>()); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 5; |
| |
| for (int i = 0; i < kNumTransactions; i++) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache->CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->result = |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| } |
| |
| // The first request should be creating the disk cache entry and the others |
| // should be pending. |
| |
| EXPECT_EQ(0, cache->network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache->disk_cache()->open_count()); |
| EXPECT_EQ(0, cache->disk_cache()->create_count()); |
| |
| cache.reset(); |
| } |
| |
| // Tests that we queue requests when initializing the backend. |
| TEST_F(HttpCacheTest, SimpleGET_WaitForBackend) { |
| MockBlockingBackendFactory* factory = new MockBlockingBackendFactory(); |
| MockHttpCache cache(base::WrapUnique(factory)); |
| |
| MockHttpRequest request0(kSimpleGET_Transaction); |
| MockHttpRequest request1(kTypicalGET_Transaction); |
| MockHttpRequest request2(kETagGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 3; |
| |
| for (int i = 0; i < kNumTransactions; i++) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| } |
| |
| context_list[0]->result = context_list[0]->trans->Start( |
| &request0, context_list[0]->callback.callback(), NetLogWithSource()); |
| context_list[1]->result = context_list[1]->trans->Start( |
| &request1, context_list[1]->callback.callback(), NetLogWithSource()); |
| context_list[2]->result = context_list[2]->trans->Start( |
| &request2, context_list[2]->callback.callback(), NetLogWithSource()); |
| |
| // Just to make sure that everything is still pending. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be creating the disk cache. |
| EXPECT_FALSE(context_list[0]->callback.have_result()); |
| |
| factory->FinishCreation(); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| |
| for (int i = 0; i < kNumTransactions; ++i) { |
| EXPECT_TRUE(context_list[i]->callback.have_result()); |
| context_list[i].reset(); |
| } |
| } |
| |
| // Tests that we can cancel requests that are queued waiting for the backend |
| // to be initialized. |
| TEST_F(HttpCacheTest, SimpleGET_WaitForBackend_CancelCreate) { |
| MockBlockingBackendFactory* factory = new MockBlockingBackendFactory(); |
| MockHttpCache cache(base::WrapUnique(factory)); |
| |
| MockHttpRequest request0(kSimpleGET_Transaction); |
| MockHttpRequest request1(kTypicalGET_Transaction); |
| MockHttpRequest request2(kETagGET_Transaction); |
| |
| std::vector<std::unique_ptr<Context>> context_list; |
| const int kNumTransactions = 3; |
| |
| for (int i = 0; i < kNumTransactions; i++) { |
| context_list.push_back(std::make_unique<Context>()); |
| Context* c = context_list[i].get(); |
| |
| c->result = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| } |
| |
| context_list[0]->result = context_list[0]->trans->Start( |
| &request0, context_list[0]->callback.callback(), NetLogWithSource()); |
| context_list[1]->result = context_list[1]->trans->Start( |
| &request1, context_list[1]->callback.callback(), NetLogWithSource()); |
| context_list[2]->result = context_list[2]->trans->Start( |
| &request2, context_list[2]->callback.callback(), NetLogWithSource()); |
| |
| // Just to make sure that everything is still pending. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The first request should be creating the disk cache. |
| EXPECT_FALSE(context_list[0]->callback.have_result()); |
| |
| // Cancel a request from the pending queue. |
| context_list[1].reset(); |
| |
| // Cancel the request that is creating the entry. |
| context_list[0].reset(); |
| |
| // Complete the last transaction. |
| factory->FinishCreation(); |
| |
| context_list[2]->result = |
| context_list[2]->callback.GetResult(context_list[2]->result); |
| ReadAndVerifyTransaction(context_list[2]->trans.get(), kETagGET_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we can delete the cache while creating the backend. |
| TEST_F(HttpCacheTest, DeleteCacheWaitingForBackend) { |
| MockBlockingBackendFactory* factory = new MockBlockingBackendFactory(); |
| auto cache = std::make_unique<MockHttpCache>(base::WrapUnique(factory)); |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| auto c = std::make_unique<Context>(); |
| c->result = cache->CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| |
| // Just to make sure that everything is still pending. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The request should be creating the disk cache. |
| EXPECT_FALSE(c->callback.have_result()); |
| |
| // We cannot call FinishCreation because the factory itself will go away with |
| // the cache. |
| CompletionOnceCallback callback = factory->ReleaseCallback(); |
| std::unique_ptr<disk_cache::Backend>* backend = factory->backend(); |
| |
| cache.reset(); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Even though |HttpCache| is destroyed, the Backend that was passed in to |
| // disk_cache::CreateCacheBackend() must still be valid until the callback is |
| // called. |
| backend->reset(); |
| // |callback| will destroy |backend|. |
| std::move(callback).Run(ERR_ABORTED); |
| } |
| |
| // Tests that we can delete the cache while creating the backend, from within |
| // one of the callbacks. |
| TEST_F(HttpCacheTest, DeleteCacheWaitingForBackend2) { |
| MockBlockingBackendFactory* factory = new MockBlockingBackendFactory(); |
| MockHttpCache* cache = new MockHttpCache(base::WrapUnique(factory)); |
| |
| DeleteCacheCompletionCallback cb(cache); |
| disk_cache::Backend* backend; |
| int rv = cache->http_cache()->GetBackend(&backend, cb.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| |
| // Now let's queue a regular transaction |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| auto c = std::make_unique<Context>(); |
| c->result = cache->CreateTransaction(&c->trans); |
| ASSERT_THAT(c->result, IsOk()); |
| |
| c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| |
| // And another direct backend request. |
| TestCompletionCallback cb2; |
| rv = cache->http_cache()->GetBackend(&backend, cb2.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| |
| // Just to make sure that everything is still pending. |
| base::RunLoop().RunUntilIdle(); |
| |
| // The request should be queued. |
| EXPECT_FALSE(c->callback.have_result()); |
| |
| // Generate the callback. |
| factory->FinishCreation(); |
| rv = cb.WaitForResult(); |
| |
| // The cache should be gone by now. |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_THAT(c->callback.GetResult(c->result), IsOk()); |
| EXPECT_FALSE(cb2.have_result()); |
| } |
| |
| TEST_F(HttpCacheTest, TypicalGET_ConditionalRequest) { |
| MockHttpCache cache; |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kTypicalGET_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Get the same URL again, but this time we expect it to result |
| // in a conditional request. |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestAndGetTiming(cache.http_cache(), kTypicalGET_Transaction, |
| log.bound(), &load_timing_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| } |
| |
| static void ETagGet_ConditionalRequest_Handler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| EXPECT_TRUE( |
| request->extra_headers.HasHeader(HttpRequestHeaders::kIfNoneMatch)); |
| response_status->assign("HTTP/1.1 304 Not Modified"); |
| response_headers->assign(kETagGET_Transaction.response_headers); |
| response_data->clear(); |
| } |
| |
| TEST_F(HttpCacheTest, ETagGET_ConditionalRequest_304) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kETagGET_Transaction); |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Get the same URL again, but this time we expect it to result |
| // in a conditional request. |
| transaction.load_flags = LOAD_VALIDATE_CACHE; |
| transaction.handler = ETagGet_ConditionalRequest_Handler; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| IPEndPoint remote_endpoint; |
| RunTransactionTestAndGetTimingAndConnectedSocketAddress( |
| cache.http_cache(), transaction, log.bound(), &load_timing_info, |
| &remote_endpoint); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| EXPECT_FALSE(remote_endpoint.address().empty()); |
| } |
| |
| class RevalidationServer { |
| public: |
| RevalidationServer() { |
| s_etag_used_ = false; |
| s_last_modified_used_ = false; |
| } |
| |
| bool EtagUsed() { return s_etag_used_; } |
| bool LastModifiedUsed() { return s_last_modified_used_; } |
| |
| static void Handler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data); |
| |
| private: |
| static bool s_etag_used_; |
| static bool s_last_modified_used_; |
| }; |
| bool RevalidationServer::s_etag_used_ = false; |
| bool RevalidationServer::s_last_modified_used_ = false; |
| |
| void RevalidationServer::Handler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| if (request->extra_headers.HasHeader(HttpRequestHeaders::kIfNoneMatch)) |
| s_etag_used_ = true; |
| |
| if (request->extra_headers.HasHeader(HttpRequestHeaders::kIfModifiedSince)) { |
| s_last_modified_used_ = true; |
| } |
| |
| if (s_etag_used_ || s_last_modified_used_) { |
| response_status->assign("HTTP/1.1 304 Not Modified"); |
| response_headers->assign(kTypicalGET_Transaction.response_headers); |
| response_data->clear(); |
| } else { |
| response_status->assign(kTypicalGET_Transaction.status); |
| response_headers->assign(kTypicalGET_Transaction.response_headers); |
| response_data->assign(kTypicalGET_Transaction.data); |
| } |
| } |
| |
| // Tests revalidation after a vary match. |
| TEST_F(HttpCacheTest, GET_ValidateCache_VaryMatch) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = |
| "Date: Wed, 28 Nov 2007 09:40:09 GMT\n" |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=0\n" |
| "Vary: Foo\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Read from the cache. |
| RevalidationServer server; |
| transaction.handler = server.Handler; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_TRUE(server.EtagUsed()); |
| EXPECT_TRUE(server.LastModifiedUsed()); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests revalidation after a vary mismatch if etag is present. |
| TEST_F(HttpCacheTest, GET_ValidateCache_VaryMismatch) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = |
| "Date: Wed, 28 Nov 2007 09:40:09 GMT\n" |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=0\n" |
| "Vary: Foo\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Read from the cache and revalidate the entry. |
| RevalidationServer server; |
| transaction.handler = server.Handler; |
| transaction.request_headers = "Foo: none\r\n"; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_TRUE(server.EtagUsed()); |
| EXPECT_FALSE(server.LastModifiedUsed()); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests revalidation after a vary mismatch due to vary: * if etag is present. |
| TEST_F(HttpCacheTest, GET_ValidateCache_VaryMismatchStar) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kTypicalGET_Transaction); |
| transaction.response_headers = |
| "Date: Wed, 28 Nov 2007 09:40:09 GMT\n" |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=0\n" |
| "Vary: *\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Read from the cache and revalidate the entry. |
| RevalidationServer server; |
| transaction.handler = server.Handler; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_TRUE(server.EtagUsed()); |
| EXPECT_FALSE(server.LastModifiedUsed()); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests lack of revalidation after a vary mismatch and no etag. |
| TEST_F(HttpCacheTest, GET_DontValidateCache_VaryMismatch) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = |
| "Date: Wed, 28 Nov 2007 09:40:09 GMT\n" |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Cache-Control: max-age=0\n" |
| "Vary: Foo\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Read from the cache and don't revalidate the entry. |
| RevalidationServer server; |
| transaction.handler = server.Handler; |
| transaction.request_headers = "Foo: none\r\n"; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestAndGetTiming(cache.http_cache(), transaction, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_FALSE(server.EtagUsed()); |
| EXPECT_FALSE(server.LastModifiedUsed()); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a new vary header provided when revalidating an entry is saved. |
| TEST_F(HttpCacheTest, GET_ValidateCache_VaryMatch_UpdateVary) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| ScopedMockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n Name: bar\r\n"; |
| transaction.response_headers = |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=0\n" |
| "Vary: Foo\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Validate the entry and change the vary field in the response. |
| transaction.request_headers = "Foo: bar\r\n Name: none\r\n"; |
| transaction.status = "HTTP/1.1 304 Not Modified"; |
| transaction.response_headers = |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=3600\n" |
| "Vary: Name\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Generate a vary mismatch. |
| transaction.request_headers = "Foo: bar\r\n Name: bar\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that new request headers causing a vary mismatch are paired with the |
| // new response when the server says the old response can be used. |
| TEST_F(HttpCacheTest, GET_ValidateCache_VaryMismatch_UpdateRequestHeader) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| ScopedMockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=3600\n" |
| "Vary: Foo\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Vary-mismatch validation receives 304. |
| transaction.request_headers = "Foo: none\r\n"; |
| transaction.status = "HTTP/1.1 304 Not Modified"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Generate a vary mismatch. |
| transaction.request_headers = "Foo: bar\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a 304 without vary headers doesn't delete the previously stored |
| // vary data after a vary match revalidation. |
| TEST_F(HttpCacheTest, GET_ValidateCache_VaryMatch_DontDeleteVary) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| ScopedMockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=0\n" |
| "Vary: Foo\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Validate the entry and remove the vary field in the response. |
| transaction.status = "HTTP/1.1 304 Not Modified"; |
| transaction.response_headers = |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=3600\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Generate a vary mismatch. |
| transaction.request_headers = "Foo: none\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a 304 without vary headers doesn't delete the previously stored |
| // vary data after a vary mismatch. |
| TEST_F(HttpCacheTest, GET_ValidateCache_VaryMismatch_DontDeleteVary) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| ScopedMockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=3600\n" |
| "Vary: Foo\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Vary-mismatch validation receives 304 and no vary header. |
| transaction.request_headers = "Foo: none\r\n"; |
| transaction.status = "HTTP/1.1 304 Not Modified"; |
| transaction.response_headers = |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=3600\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Generate a vary mismatch. |
| transaction.request_headers = "Foo: bar\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| static void ETagGet_UnconditionalRequest_Handler(const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| EXPECT_FALSE( |
| request->extra_headers.HasHeader(HttpRequestHeaders::kIfNoneMatch)); |
| } |
| |
| TEST_F(HttpCacheTest, ETagGET_Http10) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kETagGET_Transaction); |
| transaction.status = "HTTP/1.0 200 OK"; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Get the same URL again, without generating a conditional request. |
| transaction.load_flags = LOAD_VALIDATE_CACHE; |
| transaction.handler = ETagGet_UnconditionalRequest_Handler; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, ETagGET_Http10_Range) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kETagGET_Transaction); |
| transaction.status = "HTTP/1.0 200 OK"; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Get the same URL again, but use a byte range request. |
| transaction.load_flags = LOAD_VALIDATE_CACHE; |
| transaction.handler = ETagGet_UnconditionalRequest_Handler; |
| transaction.request_headers = "Range: bytes = 5-\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| static void ETagGet_ConditionalRequest_NoStore_Handler( |
| const HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| EXPECT_TRUE( |
| request->extra_headers.HasHeader(HttpRequestHeaders::kIfNoneMatch)); |
| response_status->assign("HTTP/1.1 304 Not Modified"); |
| response_headers->assign("Cache-Control: no-store\n"); |
| response_data->clear(); |
| } |
| |
| TEST_F(HttpCacheTest, ETagGET_ConditionalRequest_304_NoStore) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kETagGET_Transaction); |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Get the same URL again, but this time we expect it to result |
| // in a conditional request. |
| transaction.load_flags = LOAD_VALIDATE_CACHE; |
| transaction.handler = ETagGet_ConditionalRequest_NoStore_Handler; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| ScopedMockTransaction transaction2(kETagGET_Transaction); |
| |
| // Write to the cache again. This should create a new entry. |
| RunTransactionTest(cache.http_cache(), transaction2); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Helper that does 4 requests using HttpCache: |
| // |
| // (1) loads |kUrl| -- expects |net_response_1| to be returned. |
| // (2) loads |kUrl| from cache only -- expects |net_response_1| to be returned. |
| // (3) loads |kUrl| using |extra_request_headers| -- expects |net_response_2| to |
| // be returned. |
| // (4) loads |kUrl| from cache only -- expects |cached_response_2| to be |
| // returned. |
| // The entry will be created once and will be opened for the 3 subsequent |
| // requests. |
| static void ConditionalizedRequestUpdatesCacheHelper( |
| const Response& net_response_1, |
| const Response& net_response_2, |
| const Response& cached_response_2, |
| const char* extra_request_headers) { |
| MockHttpCache cache; |
| |
| // The URL we will be requesting. |
| const char kUrl[] = "http://foobar.com/main.css"; |
| |
| // Junk network response. |
| static const Response kUnexpectedResponse = { |
| "HTTP/1.1 500 Unexpected", |
| "Server: unexpected_header", |
| "unexpected body" |
| }; |
| |
| // We will control the network layer's responses for |kUrl| using |
| // |mock_network_response|. |
| MockTransaction mock_network_response = {nullptr}; |
| mock_network_response.url = kUrl; |
| AddMockTransaction(&mock_network_response); |
| |
| // Request |kUrl| for the first time. It should hit the network and |
| // receive |kNetResponse1|, which it saves into the HTTP cache. |
| |
| MockTransaction request = {nullptr}; |
| request.url = kUrl; |
| request.method = "GET"; |
| request.request_headers = ""; |
| |
| net_response_1.AssignTo(&mock_network_response); // Network mock. |
| net_response_1.AssignTo(&request); // Expected result. |
| |
| std::string response_headers; |
| RunTransactionTestWithResponse( |
| cache.http_cache(), request, &response_headers); |
| |
| EXPECT_EQ(net_response_1.status_and_headers(), response_headers); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Request |kUrl| a second time. Now |kNetResponse1| it is in the HTTP |
| // cache, so we don't hit the network. |
| |
| request.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| kUnexpectedResponse.AssignTo(&mock_network_response); // Network mock. |
| net_response_1.AssignTo(&request); // Expected result. |
| |
| RunTransactionTestWithResponse( |
| cache.http_cache(), request, &response_headers); |
| |
| EXPECT_EQ(net_response_1.status_and_headers(), response_headers); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Request |kUrl| yet again, but this time give the request an |
| // "If-Modified-Since" header. This will cause the request to re-hit the |
| // network. However now the network response is going to be |
| // different -- this simulates a change made to the CSS file. |
| |
| request.request_headers = extra_request_headers; |
| request.load_flags = LOAD_NORMAL; |
| |
| net_response_2.AssignTo(&mock_network_response); // Network mock. |
| net_response_2.AssignTo(&request); // Expected result. |
| |
| RunTransactionTestWithResponse( |
| cache.http_cache(), request, &response_headers); |
| |
| EXPECT_EQ(net_response_2.status_and_headers(), response_headers); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Finally, request |kUrl| again. This request should be serviced from |
| // the cache. Moreover, the value in the cache should be |kNetResponse2| |
| // and NOT |kNetResponse1|. The previous step should have replaced the |
| // value in the cache with the modified response. |
| |
| request.request_headers = ""; |
| request.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| kUnexpectedResponse.AssignTo(&mock_network_response); // Network mock. |
| cached_response_2.AssignTo(&request); // Expected result. |
| |
| RunTransactionTestWithResponse( |
| cache.http_cache(), request, &response_headers); |
| |
| EXPECT_EQ(cached_response_2.status_and_headers(), response_headers); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&mock_network_response); |
| } |
| |
| // Check that when an "if-modified-since" header is attached |
| // to the request, the result still updates the cached entry. |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache1) { |
| // First network response for |kUrl|. |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 200 OK", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Last-Modified: Fri, 03 Jul 2009 02:14:27 GMT\n", |
| "body2" |
| }; |
| |
| const char extra_headers[] = |
| "If-Modified-Since: Wed, 06 Feb 2008 22:38:21 GMT\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kNetResponse2, extra_headers); |
| } |
| |
| // Check that when an "if-none-match" header is attached |
| // to the request, the result updates the cached entry. |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache2) { |
| // First network response for |kUrl|. |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Etag: \"ETAG1\"\n" |
| "Expires: Wed, 7 Sep 2033 21:46:42 GMT\n", // Should never expire. |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 200 OK", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Etag: \"ETAG2\"\n" |
| "Expires: Wed, 7 Sep 2033 21:46:42 GMT\n", // Should never expire. |
| "body2" |
| }; |
| |
| const char extra_headers[] = "If-None-Match: \"ETAG1\"\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kNetResponse2, extra_headers); |
| } |
| |
| // Check that when an "if-modified-since" header is attached |
| // to a request, the 304 (not modified result) result updates the cached |
| // headers, and the 304 response is returned rather than the cached response. |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache3) { |
| // First network response for |kUrl|. |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Server: server1\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 304 Not Modified", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Server: server2\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "" |
| }; |
| |
| static const Response kCachedResponse2 = { |
| "HTTP/1.1 200 OK", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Server: server2\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| const char extra_headers[] = |
| "If-Modified-Since: Wed, 06 Feb 2008 22:38:21 GMT\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kCachedResponse2, extra_headers); |
| } |
| |
| // Test that when doing an externally conditionalized if-modified-since |
| // and there is no corresponding cache entry, a new cache entry is NOT |
| // created (304 response). |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache4) { |
| MockHttpCache cache; |
| |
| const char kUrl[] = "http://foobar.com/main.css"; |
| |
| static const Response kNetResponse = { |
| "HTTP/1.1 304 Not Modified", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "" |
| }; |
| |
| const char kExtraRequestHeaders[] = |
| "If-Modified-Since: Wed, 06 Feb 2008 22:38:21 GMT\r\n"; |
| |
| // We will control the network layer's responses for |kUrl| using |
| // |mock_network_response|. |
| MockTransaction mock_network_response = {nullptr}; |
| mock_network_response.url = kUrl; |
| AddMockTransaction(&mock_network_response); |
| |
| MockTransaction request = {nullptr}; |
| request.url = kUrl; |
| request.method = "GET"; |
| request.request_headers = kExtraRequestHeaders; |
| |
| kNetResponse.AssignTo(&mock_network_response); // Network mock. |
| kNetResponse.AssignTo(&request); // Expected result. |
| |
| std::string response_headers; |
| RunTransactionTestWithResponse( |
| cache.http_cache(), request, &response_headers); |
| |
| EXPECT_EQ(kNetResponse.status_and_headers(), response_headers); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&mock_network_response); |
| } |
| |
| // Test that when doing an externally conditionalized if-modified-since |
| // and there is no corresponding cache entry, a new cache entry is NOT |
| // created (200 response). |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache5) { |
| MockHttpCache cache; |
| |
| const char kUrl[] = "http://foobar.com/main.css"; |
| |
| static const Response kNetResponse = { |
| "HTTP/1.1 200 OK", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "foobar!!!" |
| }; |
| |
| const char kExtraRequestHeaders[] = |
| "If-Modified-Since: Wed, 06 Feb 2008 22:38:21 GMT\r\n"; |
| |
| // We will control the network layer's responses for |kUrl| using |
| // |mock_network_response|. |
| MockTransaction mock_network_response = {nullptr}; |
| mock_network_response.url = kUrl; |
| AddMockTransaction(&mock_network_response); |
| |
| MockTransaction request = {nullptr}; |
| request.url = kUrl; |
| request.method = "GET"; |
| request.request_headers = kExtraRequestHeaders; |
| |
| kNetResponse.AssignTo(&mock_network_response); // Network mock. |
| kNetResponse.AssignTo(&request); // Expected result. |
| |
| std::string response_headers; |
| RunTransactionTestWithResponse( |
| cache.http_cache(), request, &response_headers); |
| |
| EXPECT_EQ(kNetResponse.status_and_headers(), response_headers); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&mock_network_response); |
| } |
| |
| // Test that when doing an externally conditionalized if-modified-since |
| // if the date does not match the cache entry's last-modified date, |
| // then we do NOT use the response (304) to update the cache. |
| // (the if-modified-since date is 2 days AFTER the cache's modification date). |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache6) { |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Server: server1\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 304 Not Modified", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Server: server2\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "" |
| }; |
| |
| // This is two days in the future from the original response's last-modified |
| // date! |
| const char kExtraRequestHeaders[] = |
| "If-Modified-Since: Fri, 08 Feb 2008 22:38:21 GMT\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kNetResponse1, kExtraRequestHeaders); |
| } |
| |
| // Test that when doing an externally conditionalized if-none-match |
| // if the etag does not match the cache entry's etag, then we do not use the |
| // response (304) to update the cache. |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache7) { |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Etag: \"Foo1\"\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 304 Not Modified", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Etag: \"Foo2\"\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "" |
| }; |
| |
| // Different etag from original response. |
| const char kExtraRequestHeaders[] = "If-None-Match: \"Foo2\"\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kNetResponse1, kExtraRequestHeaders); |
| } |
| |
| // Test that doing an externally conditionalized request with both if-none-match |
| // and if-modified-since updates the cache. |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache8) { |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Etag: \"Foo1\"\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 200 OK", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Etag: \"Foo2\"\n" |
| "Last-Modified: Fri, 03 Jul 2009 02:14:27 GMT\n", |
| "body2" |
| }; |
| |
| const char kExtraRequestHeaders[] = |
| "If-Modified-Since: Wed, 06 Feb 2008 22:38:21 GMT\r\n" |
| "If-None-Match: \"Foo1\"\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kNetResponse2, kExtraRequestHeaders); |
| } |
| |
| // Test that doing an externally conditionalized request with both if-none-match |
| // and if-modified-since does not update the cache with only one match. |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache9) { |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Etag: \"Foo1\"\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 200 OK", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Etag: \"Foo2\"\n" |
| "Last-Modified: Fri, 03 Jul 2009 02:14:27 GMT\n", |
| "body2" |
| }; |
| |
| // The etag doesn't match what we have stored. |
| const char kExtraRequestHeaders[] = |
| "If-Modified-Since: Wed, 06 Feb 2008 22:38:21 GMT\r\n" |
| "If-None-Match: \"Foo2\"\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kNetResponse1, kExtraRequestHeaders); |
| } |
| |
| // Test that doing an externally conditionalized request with both if-none-match |
| // and if-modified-since does not update the cache with only one match. |
| TEST_F(HttpCacheTest, ConditionalizedRequestUpdatesCache10) { |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Etag: \"Foo1\"\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| "body1" |
| }; |
| |
| // Second network response for |kUrl|. |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 200 OK", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Etag: \"Foo2\"\n" |
| "Last-Modified: Fri, 03 Jul 2009 02:14:27 GMT\n", |
| "body2" |
| }; |
| |
| // The modification date doesn't match what we have stored. |
| const char kExtraRequestHeaders[] = |
| "If-Modified-Since: Fri, 08 Feb 2008 22:38:21 GMT\r\n" |
| "If-None-Match: \"Foo1\"\r\n"; |
| |
| ConditionalizedRequestUpdatesCacheHelper( |
| kNetResponse1, kNetResponse2, kNetResponse1, kExtraRequestHeaders); |
| } |
| |
| TEST_F(HttpCacheTest, UrlContainingHash) { |
| MockHttpCache cache; |
| |
| // Do a typical GET request -- should write an entry into our cache. |
| MockTransaction trans(kTypicalGET_Transaction); |
| RunTransactionTest(cache.http_cache(), trans); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Request the same URL, but this time with a reference section (hash). |
| // Since the cache key strips the hash sections, this should be a cache hit. |
| std::string url_with_hash = std::string(trans.url) + "#multiple#hashes"; |
| trans.url = url_with_hash.c_str(); |
| trans.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| RunTransactionTest(cache.http_cache(), trans); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we skip the cache for POST requests that do not have an upload |
| // identifier. |
| TEST_F(HttpCacheTest, SimplePOST_SkipsCache) { |
| MockHttpCache cache; |
| |
| RunTransactionTest(cache.http_cache(), kSimplePOST_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests POST handling with a disabled cache (no DCHECK). |
| TEST_F(HttpCacheTest, SimplePOST_DisabledCache) { |
| MockHttpCache cache; |
| cache.http_cache()->set_mode(HttpCache::Mode::DISABLE); |
| |
| RunTransactionTest(cache.http_cache(), kSimplePOST_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SimplePOST_LoadOnlyFromCache_Miss) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| MockHttpRequest request(transaction); |
| TestCompletionCallback callback; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| ASSERT_TRUE(trans.get()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| ASSERT_THAT(callback.GetResult(rv), IsError(ERR_CACHE_MISS)); |
| |
| trans.reset(); |
| |
| EXPECT_EQ(0, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SimplePOST_LoadOnlyFromCache_Hit) { |
| MockHttpCache cache; |
| base::HistogramTester histograms; |
| const std::string histogram_name = "HttpCache.ParallelWritingPattern"; |
| |
| // Test that we hit the cache for POST requests. |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| |
| const int64_t kUploadId = 1; // Just a dummy value. |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), |
| kUploadId); |
| MockHttpRequest request(transaction); |
| request.upload_data_stream = &upload_data_stream; |
| |
| // Populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, request, |
| nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Load from cache. |
| request.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, request, |
| nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| histograms.ExpectBucketCount( |
| histogram_name, |
| static_cast<int>(HttpCache::PARALLEL_WRITING_NONE_CACHE_READ), 1); |
| } |
| |
| // Test that we don't hit the cache for POST requests if there is a byte range. |
| TEST_F(HttpCacheTest, SimplePOST_WithRanges) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| transaction.request_headers = "Range: bytes = 0-4\r\n"; |
| |
| const int64_t kUploadId = 1; // Just a dummy value. |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), |
| kUploadId); |
| |
| MockHttpRequest request(transaction); |
| request.upload_data_stream = &upload_data_stream; |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, request, |
| nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a POST is cached separately from a GET. |
| TEST_F(HttpCacheTest, SimplePOST_SeparateCache) { |
| MockHttpCache cache; |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 1); |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| MockHttpRequest req1(transaction); |
| req1.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| transaction.method = "GET"; |
| MockHttpRequest req2(transaction); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that a successful POST invalidates a previously cached GET. |
| TEST_F(HttpCacheTest, SimplePOST_Invalidate_205) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| MockHttpRequest req1(transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 1); |
| |
| transaction.method = "POST"; |
| transaction.status = "HTTP/1.1 205 No Content"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a successful POST invalidates a previously cached GET, |
| // with cache split by top-frame origin. |
| TEST_F(HttpCacheTest, SimplePOST_Invalidate_205_SplitCache) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndEnableFeature(net::features::kSplitCacheByTopFrameOrigin); |
| url::Origin origin_a = url::Origin::Create(GURL("http://a.com")); |
| url::Origin origin_b = url::Origin::Create(GURL("http://b.com")); |
| |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| MockHttpRequest req1(transaction); |
| req1.top_frame_origin = origin_a; |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| // Same for a different origin. |
| MockHttpRequest req1b(transaction); |
| req1b.top_frame_origin = origin_b; |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1b, |
| nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 1); |
| |
| transaction.method = "POST"; |
| transaction.status = "HTTP/1.1 205 No Content"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| req2.top_frame_origin = origin_a; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| |
| // req1b should still be cached, since it has a different top-level frame |
| // origin. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1b, |
| nullptr); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| |
| // req1 should not be cached after the POST. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(4, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a successful POST invalidates a previously cached GET, even when |
| // there is no upload identifier. |
| TEST_F(HttpCacheTest, SimplePOST_NoUploadId_Invalidate_205) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| MockHttpRequest req1(transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| transaction.method = "POST"; |
| transaction.status = "HTTP/1.1 205 No Content"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that processing a POST before creating the backend doesn't crash. |
| TEST_F(HttpCacheTest, SimplePOST_NoUploadId_NoBackend) { |
| // This will initialize a cache object with NULL backend. |
| auto factory = std::make_unique<MockBlockingBackendFactory>(); |
| factory->set_fail(true); |
| factory->FinishCreation(); |
| MockHttpCache cache(std::move(factory)); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| AddMockTransaction(&transaction); |
| MockHttpRequest req(transaction); |
| req.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req, nullptr); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we don't invalidate entries as a result of a failed POST. |
| TEST_F(HttpCacheTest, SimplePOST_DontInvalidate_100) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| MockHttpRequest req1(transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 1); |
| |
| transaction.method = "POST"; |
| transaction.status = "HTTP/1.1 100 Continue"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a HEAD request is not cached by itself. |
| TEST_F(HttpCacheTest, SimpleHEAD_LoadOnlyFromCache_Miss) { |
| MockHttpCache cache; |
| MockTransaction transaction(kSimplePOST_Transaction); |
| AddMockTransaction(&transaction); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| transaction.method = "HEAD"; |
| |
| MockHttpRequest request(transaction); |
| TestCompletionCallback callback; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| ASSERT_TRUE(trans.get()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| ASSERT_THAT(callback.GetResult(rv), IsError(ERR_CACHE_MISS)); |
| |
| trans.reset(); |
| |
| EXPECT_EQ(0, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a HEAD request is served from a cached GET. |
| TEST_F(HttpCacheTest, SimpleHEAD_LoadOnlyFromCache_Hit) { |
| MockHttpCache cache; |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Load from cache. |
| transaction.method = "HEAD"; |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| transaction.data = ""; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a read-only request served from the cache preserves CL. |
| TEST_F(HttpCacheTest, SimpleHEAD_ContentLengthOnHit_Read) { |
| MockHttpCache cache; |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| transaction.response_headers = "Content-Length: 42\n"; |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Load from cache. |
| transaction.method = "HEAD"; |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| transaction.data = ""; |
| std::string headers; |
| |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_EQ("HTTP/1.1 200 OK\nContent-Length: 42\n", headers); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a read-write request served from the cache preserves CL. |
| TEST_F(HttpCacheTest, ETagHEAD_ContentLengthOnHit_ReadWrite) { |
| MockHttpCache cache; |
| MockTransaction transaction(kETagGET_Transaction); |
| AddMockTransaction(&transaction); |
| std::string server_headers(kETagGET_Transaction.response_headers); |
| server_headers.append("Content-Length: 42\n"); |
| transaction.response_headers = server_headers.data(); |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Load from cache. |
| transaction.method = "HEAD"; |
| transaction.data = ""; |
| std::string headers; |
| |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_NE(std::string::npos, headers.find("Content-Length: 42\n")); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a HEAD request that includes byte ranges bypasses the cache. |
| TEST_F(HttpCacheTest, SimpleHEAD_WithRanges) { |
| MockHttpCache cache; |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Load from cache. |
| transaction.method = "HEAD"; |
| transaction.request_headers = "Range: bytes = 0-4\r\n"; |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| transaction.start_return_code = ERR_CACHE_MISS; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a HEAD request can be served from a partialy cached resource. |
| TEST_F(HttpCacheTest, SimpleHEAD_WithCachedRanges) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Write to the cache (40-49). |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| |
| transaction.url = kRangeGET_TransactionOK.url; |
| transaction.method = "HEAD"; |
| transaction.data = ""; |
| AddMockTransaction(&transaction); |
| std::string headers; |
| |
| // Load from cache. |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_NE(std::string::npos, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_NE(std::string::npos, headers.find("Content-Length: 80\n")); |
| EXPECT_EQ(std::string::npos, headers.find("Content-Range")); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a HEAD request can be served from a truncated resource. |
| TEST_F(HttpCacheTest, SimpleHEAD_WithTruncatedEntry) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| |
| transaction.url = kRangeGET_TransactionOK.url; |
| transaction.method = "HEAD"; |
| transaction.data = ""; |
| AddMockTransaction(&transaction); |
| std::string headers; |
| |
| // Load from cache. |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_NE(std::string::npos, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_NE(std::string::npos, headers.find("Content-Length: 80\n")); |
| EXPECT_EQ(std::string::npos, headers.find("Content-Range")); |
| EXPECT_EQ(0, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that a HEAD request updates the cached response. |
| TEST_F(HttpCacheTest, TypicalHEAD_UpdatesResponse) { |
| MockHttpCache cache; |
| MockTransaction transaction(kTypicalGET_Transaction); |
| AddMockTransaction(&transaction); |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Update the cache. |
| transaction.method = "HEAD"; |
| transaction.response_headers = "Foo: bar\n"; |
| transaction.data = ""; |
| transaction.status = "HTTP/1.1 304 Not Modified\n"; |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| RemoveMockTransaction(&transaction); |
| |
| EXPECT_NE(std::string::npos, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| |
| MockTransaction transaction2(kTypicalGET_Transaction); |
| AddMockTransaction(&transaction2); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Load from the cache. |
| transaction2.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction2, &headers); |
| |
| EXPECT_NE(std::string::npos, headers.find("Foo: bar\n")); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction2); |
| } |
| |
| // Tests that an externally conditionalized HEAD request updates the cache. |
| TEST_F(HttpCacheTest, TypicalHEAD_ConditionalizedRequestUpdatesResponse) { |
| MockHttpCache cache; |
| MockTransaction transaction(kTypicalGET_Transaction); |
| AddMockTransaction(&transaction); |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Update the cache. |
| transaction.method = "HEAD"; |
| transaction.request_headers = |
| "If-Modified-Since: Wed, 28 Nov 2007 00:40:09 GMT\r\n"; |
| transaction.response_headers = "Foo: bar\n"; |
| transaction.data = ""; |
| transaction.status = "HTTP/1.1 304 Not Modified\n"; |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| RemoveMockTransaction(&transaction); |
| |
| EXPECT_NE(std::string::npos, headers.find("HTTP/1.1 304 Not Modified\n")); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| |
| MockTransaction transaction2(kTypicalGET_Transaction); |
| AddMockTransaction(&transaction2); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Load from the cache. |
| transaction2.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction2, &headers); |
| |
| EXPECT_NE(std::string::npos, headers.find("Foo: bar\n")); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction2); |
| } |
| |
| // Tests that a HEAD request invalidates an old cached entry. |
| TEST_F(HttpCacheTest, SimpleHEAD_InvalidatesEntry) { |
| MockHttpCache cache; |
| MockTransaction transaction(kTypicalGET_Transaction); |
| AddMockTransaction(&transaction); |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Update the cache. |
| transaction.method = "HEAD"; |
| transaction.data = ""; |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| |
| // Load from the cache. |
| transaction.method = "GET"; |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| transaction.start_return_code = ERR_CACHE_MISS; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we do not cache the response of a PUT. |
| TEST_F(HttpCacheTest, SimplePUT_Miss) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| transaction.method = "PUT"; |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| MockHttpRequest request(transaction); |
| request.upload_data_stream = &upload_data_stream; |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, request, |
| nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we invalidate entries as a result of a PUT. |
| TEST_F(HttpCacheTest, SimplePUT_Invalidate) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| MockHttpRequest req1(transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| transaction.method = "PUT"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we invalidate entries as a result of a PUT. |
| TEST_F(HttpCacheTest, SimplePUT_Invalidate_305) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| MockHttpRequest req1(transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| transaction.method = "PUT"; |
| transaction.status = "HTTP/1.1 305 Use Proxy"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we don't invalidate entries as a result of a failed PUT. |
| TEST_F(HttpCacheTest, SimplePUT_DontInvalidate_404) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| MockHttpRequest req1(transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| transaction.method = "PUT"; |
| transaction.status = "HTTP/1.1 404 Not Found"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we do not cache the response of a DELETE. |
| TEST_F(HttpCacheTest, SimpleDELETE_Miss) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimplePOST_Transaction); |
| transaction.method = "DELETE"; |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| MockHttpRequest request(transaction); |
| request.upload_data_stream = &upload_data_stream; |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, request, |
| nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we invalidate entries as a result of a DELETE. |
| TEST_F(HttpCacheTest, SimpleDELETE_Invalidate) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| MockHttpRequest req1(transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), 0); |
| |
| transaction.method = "DELETE"; |
| MockHttpRequest req2(transaction); |
| req2.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req2, nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), transaction, req1, nullptr); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we invalidate entries as a result of a DELETE. |
| TEST_F(HttpCacheTest, SimpleDELETE_Invalidate_301) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| transaction.method = "DELETE"; |
| transaction.status = "HTTP/1.1 301 Moved Permanently "; |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| transaction.method = "GET"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we don't invalidate entries as a result of a failed DELETE. |
| TEST_F(HttpCacheTest, SimpleDELETE_DontInvalidate_416) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| |
| // Attempt to populate the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| transaction.method = "DELETE"; |
| transaction.status = "HTTP/1.1 416 Requested Range Not Satisfiable"; |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| transaction.method = "GET"; |
| transaction.status = "HTTP/1.1 200 OK"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we don't invalidate entries after a failed network transaction. |
| TEST_F(HttpCacheTest, SimpleGET_DontInvalidateOnFailure) { |
| MockHttpCache cache; |
| |
| // Populate the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| // Fail the network request. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.start_return_code = ERR_FAILED; |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| RemoveMockTransaction(&transaction); |
| |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| transaction.start_return_code = OK; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Make sure the transaction didn't reach the network. |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| TEST_F(HttpCacheTest, RangeGET_SkipsCache) { |
| MockHttpCache cache; |
| |
| // Test that we skip the cache for range GET requests. Eventually, we will |
| // want to cache these, but we'll still have cases where skipping the cache |
| // makes sense, so we want to make sure that it works properly. |
| |
| RunTransactionTest(cache.http_cache(), kRangeGET_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "If-None-Match: foo\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| transaction.request_headers = |
| "If-Modified-Since: Wed, 28 Nov 2007 00:45:20 GMT\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| // Test that we skip the cache for range requests that include a validation |
| // header. |
| TEST_F(HttpCacheTest, RangeGET_SkipsCache2) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kRangeGET_Transaction); |
| transaction.request_headers = "If-None-Match: foo\r\n" |
| EXTRA_HEADER |
| "Range: bytes = 40-49\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| transaction.request_headers = |
| "If-Modified-Since: Wed, 28 Nov 2007 00:45:20 GMT\r\n" |
| EXTRA_HEADER |
| "Range: bytes = 40-49\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| transaction.request_headers = "If-Range: bla\r\n" |
| EXTRA_HEADER |
| "Range: bytes = 40-49\r\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SimpleGET_DoesntLogHeaders) { |
| MockHttpCache cache; |
| |
| BoundTestNetLog log; |
| RunTransactionTestWithLog(cache.http_cache(), kSimpleGET_Transaction, |
| log.bound()); |
| |
| EXPECT_FALSE(LogContainsEventType( |
| log, NetLogEventType::HTTP_CACHE_CALLER_REQUEST_HEADERS)); |
| } |
| |
| TEST_F(HttpCacheTest, RangeGET_LogsHeaders) { |
| MockHttpCache cache; |
| |
| BoundTestNetLog log; |
| RunTransactionTestWithLog(cache.http_cache(), kRangeGET_Transaction, |
| log.bound()); |
| |
| EXPECT_TRUE(LogContainsEventType( |
| log, NetLogEventType::HTTP_CACHE_CALLER_REQUEST_HEADERS)); |
| } |
| |
| TEST_F(HttpCacheTest, ExternalValidation_LogsHeaders) { |
| MockHttpCache cache; |
| |
| BoundTestNetLog log; |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "If-None-Match: foo\r\n" EXTRA_HEADER; |
| RunTransactionTestWithLog(cache.http_cache(), transaction, log.bound()); |
| |
| EXPECT_TRUE(LogContainsEventType( |
| log, NetLogEventType::HTTP_CACHE_CALLER_REQUEST_HEADERS)); |
| } |
| |
| TEST_F(HttpCacheTest, SpecialHeaders_LogsHeaders) { |
| MockHttpCache cache; |
| |
| BoundTestNetLog log; |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "cache-control: no-cache\r\n" EXTRA_HEADER; |
| RunTransactionTestWithLog(cache.http_cache(), transaction, log.bound()); |
| |
| EXPECT_TRUE(LogContainsEventType( |
| log, NetLogEventType::HTTP_CACHE_CALLER_REQUEST_HEADERS)); |
| } |
| |
| // Tests that receiving 206 for a regular request is handled correctly. |
| TEST_F(HttpCacheTest, GET_Crazy206) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| AddMockTransaction(&transaction); |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.handler = nullptr; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // This should read again from the net. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that receiving 416 for a regular request is handled correctly. |
| TEST_F(HttpCacheTest, GET_Crazy416) { |
| MockHttpCache cache; |
| |
| // Write to the cache. |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| transaction.status = "HTTP/1.1 416 Requested Range Not Satisfiable"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we don't store partial responses that can't be validated. |
| TEST_F(HttpCacheTest, RangeGET_NoStrongValidators) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Attempt to write to the cache (40-49). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.response_headers = "Content-Length: 10\n" |
| "Cache-Control: max-age=3600\n" |
| "ETag: w/\"foo\"\n"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now verify that there's no cached data. |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests failures to conditionalize byte range requests. |
| TEST_F(HttpCacheTest, RangeGET_NoConditionalization) { |
| MockHttpCache cache; |
| cache.FailConditionalizations(); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.response_headers = "Content-Length: 10\n" |
| "ETag: \"foo\"\n"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now verify that the cached data is not used. |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that restarting a partial request when the cached data cannot be |
| // revalidated logs an event. |
| TEST_F(HttpCacheTest, RangeGET_NoValidation_LogsRestart) { |
| MockHttpCache cache; |
| cache.FailConditionalizations(); |
| |
| // Write to the cache (40-49). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.response_headers = "Content-Length: 10\n" |
| "ETag: \"foo\"\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Now verify that the cached data is not used. |
| BoundTestNetLog log; |
| RunTransactionTestWithLog(cache.http_cache(), kRangeGET_TransactionOK, |
| log.bound()); |
| |
| EXPECT_TRUE(LogContainsEventType( |
| log, NetLogEventType::HTTP_CACHE_RESTART_PARTIAL_REQUEST)); |
| } |
| |
| // Tests that a failure to conditionalize a regular request (no range) with a |
| // sparse entry results in a full response. |
| TEST_F(HttpCacheTest, GET_NoConditionalization) { |
| for (bool use_memory_entry_data : {false, true}) { |
| MockHttpCache cache; |
| cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
| cache.FailConditionalizations(); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.response_headers = |
| "Content-Length: 10\n" |
| "ETag: \"foo\"\n"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now verify that the cached data is not used. |
| // Don't ask for a range. The cache will attempt to use the cached data but |
| // should discard it as it cannot be validated. A regular request should go |
| // to the server and a new entry should be created. |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = "Not a range"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| // The last response was saved. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| if (use_memory_entry_data) { |
| // The cache entry isn't really useful, since when |
| // &RangeTransactionServer::RangeHandler gets a non-range request, |
| // (the network transaction #2) it returns headers without ETag, |
| // Last-Modified or caching headers, with a Date in 2007 (so no heuristic |
| // freshness), so it's both expired and not conditionalizable --- so in |
| // this branch we avoid opening it. |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| } else { |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| } |
| } |
| |
| // Verifies that conditionalization failures when asking for a range that would |
| // require the cache to modify the range to ask, result in a network request |
| // that matches the user's one. |
| TEST_F(HttpCacheTest, RangeGET_NoConditionalization2) { |
| MockHttpCache cache; |
| cache.FailConditionalizations(); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.response_headers = "Content-Length: 10\n" |
| "ETag: \"foo\"\n"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now verify that the cached data is not used. |
| // Ask for a range that extends before and after the cached data so that the |
| // cache would normally mix data from three sources. After deleting the entry, |
| // the response will come from a single network request. |
| transaction.request_headers = "Range: bytes = 20-59\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 20-29 rg: 30-39 rg: 40-49 rg: 50-59 "; |
| transaction.response_headers = kRangeGET_TransactionOK.response_headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 20, 59); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| // The last response was saved. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we cache partial responses that lack content-length. |
| TEST_F(HttpCacheTest, RangeGET_NoContentLength) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Attempt to write to the cache (40-49). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| AddMockTransaction(&transaction); |
| transaction.response_headers = "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Range: bytes 40-49/80\n"; |
| transaction.handler = nullptr; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now verify that there's no cached data. |
| transaction.handler = &RangeTransactionServer::RangeHandler; |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we can cache range requests and fetch random blocks from the |
| // cache and the network. |
| TEST_F(HttpCacheTest, RangeGET_OK) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Read from the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Write to the cache (30-39). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 30-39\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 30-39 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 30, 39); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Write and read from the cache (20-59). |
| transaction.request_headers = "Range: bytes = 20-59\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 20-29 rg: 30-39 rg: 40-49 rg: 50-59 "; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| |
| Verify206Response(headers, 20, 59); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(3, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| TEST_F(HttpCacheTest, RangeGET_CacheReadError) { |
| // Tests recovery on cache read error on range request. |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| cache.disk_cache()->set_soft_failures_one_instance(true); |
| |
| // Try to read from the cache (40-49), which will fail quickly enough to |
| // restart, due to the failure injected above. This should still be a range |
| // request. (https://crbug.com/891212) |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we can cache range requests and fetch random blocks from the |
| // cache and the network, with synchronous responses. |
| TEST_F(HttpCacheTest, RangeGET_SyncOK) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.test_mode = TEST_MODE_SYNC_ALL; |
| AddMockTransaction(&transaction); |
| |
| // Write to the cache (40-49). |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Read from the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Write to the cache (30-39). |
| transaction.request_headers = "Range: bytes = 30-39\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 30-39 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 30, 39); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Write and read from the cache (20-59). |
| transaction.request_headers = "Range: bytes = 20-59\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 20-29 rg: 30-39 rg: 40-49 rg: 50-59 "; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| |
| Verify206Response(headers, 20, 59); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that if the previous transaction is cancelled while busy (doing sparse |
| // IO), a new transaction (that reuses that same ActiveEntry) waits until the |
| // entry is ready again. |
| TEST_F(HttpCacheTest, Sparse_WaitForEntry) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| // Create a sparse entry. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Simulate a previous transaction being cancelled. |
| disk_cache::Entry* entry; |
| ASSERT_TRUE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &entry)); |
| entry->CancelSparseIO(); |
| |
| // Test with a range request. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Now test with a regular request. |
| entry->CancelSparseIO(); |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = kFullRangeData; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| entry->Close(); |
| } |
| |
| // Tests that we don't revalidate an entry unless we are required to do so. |
| TEST_F(HttpCacheTest, RangeGET_Revalidate1) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2009 01:10:43 GMT\n" |
| "Expires: Wed, 7 Sep 2033 21:46:42 GMT\n" // Should never expire. |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Read from the cache (40-49). |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingCachedResponse(load_timing_info); |
| |
| // Read again forcing the revalidation. |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Checks that we revalidate an entry when the headers say so. |
| TEST_F(HttpCacheTest, RangeGET_Revalidate2) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2009 01:10:43 GMT\n" |
| "Expires: Sat, 18 Apr 2009 01:10:43 GMT\n" // Expired. |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Read from the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| Verify206Response(headers, 40, 49); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we deal with 304s for range requests. |
| TEST_F(HttpCacheTest, RangeGET_304) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Read from the cache (40-49). |
| RangeTransactionServer handler; |
| handler.set_not_modified(true); |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we deal with 206s when revalidating range requests. |
| TEST_F(HttpCacheTest, RangeGET_ModifiedResult) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Attempt to read from the cache (40-49). |
| RangeTransactionServer handler; |
| handler.set_modified(true); |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // And the entry should be gone. |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that when a server returns 206 with a sub-range of the requested range, |
| // and there is nothing stored in the cache, the returned response is passed to |
| // the caller as is. In this context, a subrange means a response that starts |
| // with the same byte that was requested, but that is not the whole range that |
| // was requested. |
| TEST_F(HttpCacheTest, RangeGET_206ReturnsSubrangeRange_NoCachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Request a large range (40-59). The server sends 40-49. |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 40-59\r\n" EXTRA_HEADER; |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n" |
| "Content-Range: bytes 40-49/80\n"; |
| transaction.handler = nullptr; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when a server returns 206 with a sub-range of the requested range, |
| // and there was an entry stored in the cache, the cache gets out of the way. |
| TEST_F(HttpCacheTest, RangeGET_206ReturnsSubrangeRange_CachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Write to the cache (70-79). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 70-79\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| Verify206Response(headers, 70, 79); |
| |
| // Request a large range (40-79). The cache will ask the server for 40-59. |
| // The server returns 40-49. The cache should consider the server confused and |
| // abort caching, restarting the request without caching. |
| transaction.request_headers = "Range: bytes = 40-79\r\n" EXTRA_HEADER; |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n" |
| "Content-Range: bytes 40-49/80\n"; |
| transaction.handler = nullptr; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| // Two new network requests were issued, one from the cache and another after |
| // deleting the entry. |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The entry was deleted. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when a server returns 206 with a sub-range of the requested range, |
| // and there was an entry stored in the cache, the cache gets out of the way, |
| // when the caller is not using ranges. |
| TEST_F(HttpCacheTest, GET_206ReturnsSubrangeRange_CachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Write to the cache (70-79). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 70-79\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| Verify206Response(headers, 70, 79); |
| |
| // Don't ask for a range. The cache will ask the server for 0-69. |
| // The server returns 40-49. The cache should consider the server confused and |
| // abort caching, restarting the request. |
| // The second network request should not be a byte range request so the server |
| // should return 200 + "Not a range" |
| transaction.request_headers = "X-Return-Default-Range:\r\n" EXTRA_HEADER; |
| transaction.data = "Not a range"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The entry was deleted. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when a server returns 206 with a random range and there is |
| // nothing stored in the cache, the returned response is passed to the caller |
| // as is. In this context, a WrongRange means that the returned range may or may |
| // not have any relationship with the requested range (may or may not be |
| // contained). The important part is that the first byte doesn't match the first |
| // requested byte. |
| TEST_F(HttpCacheTest, RangeGET_206ReturnsWrongRange_NoCachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Request a large range (30-59). The server sends (40-49). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 30-59\r\n" EXTRA_HEADER; |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n" |
| "Content-Range: bytes 40-49/80\n"; |
| transaction.handler = nullptr; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The entry was deleted. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when a server returns 206 with a random range and there is |
| // an entry stored in the cache, the cache gets out of the way. |
| TEST_F(HttpCacheTest, RangeGET_206ReturnsWrongRange_CachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Write to the cache (70-79). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 70-79\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| Verify206Response(headers, 70, 79); |
| |
| // Request a large range (30-79). The cache will ask the server for 30-69. |
| // The server returns 40-49. The cache should consider the server confused and |
| // abort caching, returning the weird range to the caller. |
| transaction.request_headers = "Range: bytes = 30-79\r\n" EXTRA_HEADER; |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n" |
| "Content-Range: bytes 40-49/80\n"; |
| transaction.handler = nullptr; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The entry was deleted. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when a caller asks for a range beyond EOF, with an empty cache, |
| // the response matches the one provided by the server. |
| TEST_F(HttpCacheTest, RangeGET_206ReturnsSmallerFile_NoCachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Request a large range (70-99). The server sends 70-79. |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 70-99\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 70, 79); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| } |
| |
| // Tests that when a caller asks for a range beyond EOF, with a cached entry, |
| // the cache automatically fixes the request. |
| TEST_F(HttpCacheTest, RangeGET_206ReturnsSmallerFile_CachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| // Request a large range (70-99). The server sends 70-79. |
| transaction.request_headers = "Range: bytes = 70-99\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 70, 79); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The entry was not deleted (the range was automatically fixed). |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when a caller asks for a not-satisfiable range, the server's |
| // response is forwarded to the caller. |
| TEST_F(HttpCacheTest, RangeGET_416_NoCachedContent) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| // Request a range beyond EOF (80-99). |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 80-99\r\n" EXTRA_HEADER; |
| transaction.data = ""; |
| transaction.status = "HTTP/1.1 416 Requested Range Not Satisfiable"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_EQ(0U, headers.find(transaction.status)); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The entry was deleted. |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we cache 301s for range requests. |
| TEST_F(HttpCacheTest, RangeGET_301) { |
| MockHttpCache cache; |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.status = "HTTP/1.1 301 Moved Permanently"; |
| transaction.response_headers = "Location: http://www.bar.com/\n"; |
| transaction.data = ""; |
| transaction.handler = nullptr; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Read from the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we can cache range requests when the start or end is unknown. |
| // We start with one suffix request, followed by a request from a given point. |
| TEST_F(HttpCacheTest, UnknownRangeGET_1) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (70-79). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = -10\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 70, 79); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Write and read from the cache (60-79). |
| transaction.request_headers = "Range: bytes = 60-\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 60-69 rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 60, 79); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we can cache range requests when the start or end is unknown. |
| // We start with one request from a given point, followed by a suffix request. |
| // We'll also verify that synchronous cache responses work as intended. |
| TEST_F(HttpCacheTest, UnknownRangeGET_2) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.test_mode = TEST_MODE_SYNC_CACHE_START | |
| TEST_MODE_SYNC_CACHE_READ | |
| TEST_MODE_SYNC_CACHE_WRITE; |
| AddMockTransaction(&transaction); |
| |
| // Write to the cache (70-79). |
| transaction.request_headers = "Range: bytes = 70-\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 70, 79); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure we are done with the previous transaction. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Write and read from the cache (60-79). |
| transaction.request_headers = "Range: bytes = -20\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 60-69 rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 60, 79); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that receiving Not Modified when asking for an open range doesn't mess |
| // up things. |
| TEST_F(HttpCacheTest, UnknownRangeGET_304) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| AddMockTransaction(&transaction); |
| |
| RangeTransactionServer handler; |
| handler.set_not_modified(true); |
| |
| // Ask for the end of the file, without knowing the length. |
| transaction.request_headers = "Range: bytes = 70-\r\n" EXTRA_HEADER; |
| transaction.data = ""; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| // We just bypass the cache. |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 304 Not Modified\n")); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we can handle non-range requests when we have cached a range. |
| TEST_F(HttpCacheTest, GET_Previous206) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| |
| // Write to the cache (40-49). |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), kRangeGET_TransactionOK, &headers, log.bound(), |
| &load_timing_info); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| // Write and read from the cache (0-79), when not asked for a range. |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = kFullRangeData; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we can handle non-range requests when we have cached the first |
| // part of the object and the server replies with 304 (Not Modified). |
| TEST_F(HttpCacheTest, GET_Previous206_NotModified) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| AddMockTransaction(&transaction); |
| std::string headers; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| |
| // Write to the cache (0-9). |
| transaction.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 00-09 "; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| Verify206Response(headers, 0, 9); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| // Write to the cache (70-79). |
| transaction.request_headers = "Range: bytes = 70-79\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| Verify206Response(headers, 70, 79); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| // Read from the cache (0-9), write and read from cache (10 - 79). |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| transaction.request_headers = "Foo: bar\r\n" EXTRA_HEADER; |
| transaction.data = kFullRangeData; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction, &headers, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we can handle a regular request to a sparse entry, that results in |
| // new content provided by the server (206). |
| TEST_F(HttpCacheTest, GET_Previous206_NewContent) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (0-9). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 00-09 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 0, 9); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now we'll issue a request without any range that should result first in a |
| // 206 (when revalidating), and then in a weird standard answer: the test |
| // server will not modify the response so we'll get the default range... a |
| // real server will answer with 200. |
| MockTransaction transaction2(kRangeGET_TransactionOK); |
| transaction2.request_headers = EXTRA_HEADER; |
| transaction2.load_flags |= LOAD_VALIDATE_CACHE; |
| transaction2.data = "Not a range"; |
| RangeTransactionServer handler; |
| handler.set_modified(true); |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), transaction2, &headers, log.bound(), |
| &load_timing_info); |
| |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 200 OK\n")); |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| |
| // Verify that the previous request deleted the entry. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we can handle cached 206 responses that are not sparse. |
| TEST_F(HttpCacheTest, GET_Previous206_NotSparse) { |
| MockHttpCache cache; |
| |
| // Create a disk cache entry that stores 206 headers while not being sparse. |
| disk_cache::Entry* entry; |
| ASSERT_TRUE( |
| cache.CreateBackendEntry(kSimpleGET_Transaction.url, &entry, nullptr)); |
| |
| std::string raw_headers(kRangeGET_TransactionOK.status); |
| raw_headers.append("\n"); |
| raw_headers.append(kRangeGET_TransactionOK.response_headers); |
| raw_headers = |
| HttpUtil::AssembleRawHeaders(raw_headers.data(), raw_headers.size()); |
| |
| HttpResponseInfo response; |
| response.headers = new HttpResponseHeaders(raw_headers); |
| EXPECT_TRUE(MockHttpCache::WriteResponseInfo(entry, &response, true, false)); |
| |
| scoped_refptr<IOBuffer> buf(base::MakeRefCounted<IOBuffer>(500)); |
| int len = static_cast<int>(base::strlcpy(buf->data(), |
| kRangeGET_TransactionOK.data, 500)); |
| TestCompletionCallback cb; |
| int rv = entry->WriteData(1, 0, buf.get(), len, cb.callback(), true); |
| EXPECT_EQ(len, cb.GetResult(rv)); |
| entry->Close(); |
| |
| // Now see that we don't use the stored entry. |
| std::string headers; |
| BoundTestNetLog log; |
| LoadTimingInfo load_timing_info; |
| RunTransactionTestWithResponseAndGetTiming( |
| cache.http_cache(), kSimpleGET_Transaction, &headers, log.bound(), |
| &load_timing_info); |
| |
| // We are expecting a 200. |
| std::string expected_headers(kSimpleGET_Transaction.status); |
| expected_headers.append("\n"); |
| expected_headers.append(kSimpleGET_Transaction.response_headers); |
| EXPECT_EQ(expected_headers, headers); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| TestLoadTimingNetworkRequest(load_timing_info); |
| } |
| |
| // Tests that we can handle cached 206 responses that are not sparse. This time |
| // we issue a range request and expect to receive a range. |
| TEST_F(HttpCacheTest, RangeGET_Previous206_NotSparse_2) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Create a disk cache entry that stores 206 headers while not being sparse. |
| disk_cache::Entry* entry; |
| ASSERT_TRUE( |
| cache.CreateBackendEntry(kRangeGET_TransactionOK.url, &entry, nullptr)); |
| |
| std::string raw_headers(kRangeGET_TransactionOK.status); |
| raw_headers.append("\n"); |
| raw_headers.append(kRangeGET_TransactionOK.response_headers); |
| raw_headers = |
| HttpUtil::AssembleRawHeaders(raw_headers.data(), raw_headers.size()); |
| |
| HttpResponseInfo response; |
| response.headers = new HttpResponseHeaders(raw_headers); |
| EXPECT_TRUE(MockHttpCache::WriteResponseInfo(entry, &response, true, false)); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(500); |
| int len = static_cast<int>(base::strlcpy(buf->data(), |
| kRangeGET_TransactionOK.data, 500)); |
| TestCompletionCallback cb; |
| int rv = entry->WriteData(1, 0, buf.get(), len, cb.callback(), true); |
| EXPECT_EQ(len, cb.GetResult(rv)); |
| entry->Close(); |
| |
| // Now see that we don't use the stored entry. |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| // We are expecting a 206. |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we can handle cached 206 responses that can't be validated. |
| TEST_F(HttpCacheTest, GET_Previous206_NotValidation) { |
| MockHttpCache cache; |
| |
| // Create a disk cache entry that stores 206 headers. |
| disk_cache::Entry* entry; |
| ASSERT_TRUE( |
| cache.CreateBackendEntry(kSimpleGET_Transaction.url, &entry, nullptr)); |
| |
| // Make sure that the headers cannot be validated with the server. |
| std::string raw_headers(kRangeGET_TransactionOK.status); |
| raw_headers.append("\n"); |
| raw_headers.append("Content-Length: 80\n"); |
| raw_headers = |
| HttpUtil::AssembleRawHeaders(raw_headers.data(), raw_headers.size()); |
| |
| HttpResponseInfo response; |
| response.headers = new HttpResponseHeaders(raw_headers); |
| EXPECT_TRUE(MockHttpCache::WriteResponseInfo(entry, &response, true, false)); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(500); |
| int len = static_cast<int>(base::strlcpy(buf->data(), |
| kRangeGET_TransactionOK.data, 500)); |
| TestCompletionCallback cb; |
| int rv = entry->WriteData(1, 0, buf.get(), len, cb.callback(), true); |
| EXPECT_EQ(len, cb.GetResult(rv)); |
| entry->Close(); |
| |
| // Now see that we don't use the stored entry. |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), kSimpleGET_Transaction, |
| &headers); |
| |
| // We are expecting a 200. |
| std::string expected_headers(kSimpleGET_Transaction.status); |
| expected_headers.append("\n"); |
| expected_headers.append(kSimpleGET_Transaction.response_headers); |
| EXPECT_EQ(expected_headers, headers); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we can handle range requests with cached 200 responses. |
| TEST_F(HttpCacheTest, RangeGET_Previous200) { |
| MockHttpCache cache; |
| |
| // Store the whole thing with status 200. |
| MockTransaction transaction(kTypicalGET_Transaction); |
| transaction.url = kRangeGET_TransactionOK.url; |
| transaction.data = kFullRangeData; |
| AddMockTransaction(&transaction); |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Now see that we use the stored entry. |
| std::string headers; |
| MockTransaction transaction2(kRangeGET_TransactionOK); |
| RangeTransactionServer handler; |
| handler.set_not_modified(true); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction2, &headers); |
| |
| // We are expecting a 206. |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The last transaction has finished so make sure the entry is deactivated. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Make a request for an invalid range. |
| MockTransaction transaction3(kRangeGET_TransactionOK); |
| transaction3.request_headers = "Range: bytes = 80-90\r\n" EXTRA_HEADER; |
| transaction3.data = transaction.data; |
| transaction3.load_flags = LOAD_SKIP_CACHE_VALIDATION; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction3, &headers); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 200 ")); |
| EXPECT_EQ(std::string::npos, headers.find("Content-Range:")); |
| EXPECT_EQ(std::string::npos, headers.find("Content-Length: 80")); |
| |
| // Make sure the entry is deactivated. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Even though the request was invalid, we should have the entry. |
| RunTransactionTest(cache.http_cache(), transaction2); |
| EXPECT_EQ(3, cache.disk_cache()->open_count()); |
| |
| // Make sure the entry is deactivated. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Now we should receive a range from the server and drop the stored entry. |
| handler.set_not_modified(false); |
| transaction2.request_headers = kRangeGET_TransactionOK.request_headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction2, &headers); |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(4, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(4, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTest(cache.http_cache(), transaction2); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we can handle a 200 response when dealing with sparse entries. |
| TEST_F(HttpCacheTest, RangeRequestResultsIn200) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (70-79). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = -10\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 70-79 "; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 70, 79); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now we'll issue a request that results in a plain 200 response, but to |
| // the to the same URL that we used to store sparse data, and making sure |
| // that we ask for a range. |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| MockTransaction transaction2(kSimpleGET_Transaction); |
| transaction2.url = kRangeGET_TransactionOK.url; |
| transaction2.request_headers = kRangeGET_TransactionOK.request_headers; |
| AddMockTransaction(&transaction2); |
| |
| RunTransactionTestWithResponse(cache.http_cache(), transaction2, &headers); |
| |
| std::string expected_headers(kSimpleGET_Transaction.status); |
| expected_headers.append("\n"); |
| expected_headers.append(kSimpleGET_Transaction.response_headers); |
| EXPECT_EQ(expected_headers, headers); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction2); |
| } |
| |
| // Tests that a range request that falls outside of the size that we know about |
| // only deletes the entry if the resource has indeed changed. |
| TEST_F(HttpCacheTest, RangeGET_MoreThanCurrentSize) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| std::string headers; |
| |
| // Write to the cache (40-49). |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // A weird request should not delete this entry. Ask for bytes 120-. |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 120-\r\n" EXTRA_HEADER; |
| transaction.data = ""; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_EQ(0U, headers.find("HTTP/1.1 416 ")); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we don't delete a sparse entry when we cancel a request. |
| TEST_F(HttpCacheTest, RangeGET_Cancel) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| MockHttpRequest request(kRangeGET_TransactionOK); |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the entry has some data stored. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(10); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| EXPECT_EQ(buf->size(), rv); |
| |
| // Destroy the transaction. |
| c.reset(); |
| |
| // Verify that the entry has not been deleted. |
| disk_cache::Entry* entry; |
| ASSERT_TRUE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &entry)); |
| entry->Close(); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we don't mark an entry as truncated if it is partial and not |
| // already truncated. |
| TEST_F(HttpCacheTest, RangeGET_CancelWhileReading) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| MockHttpRequest request(kRangeGET_TransactionOK); |
| |
| auto context = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&context->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = context->trans->Start(&request, context->callback.callback(), |
| NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = context->callback.WaitForResult(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Start Read. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(5); |
| rv = context->trans->Read(buf.get(), buf->size(), |
| context->callback.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| |
| // Destroy the transaction. |
| context.reset(); |
| |
| // Complete Read. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Verify that the entry has not been marked as truncated. |
| VerifyTruncatedFlag(&cache, kRangeGET_TransactionOK.url, false, 0); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we don't delete a sparse entry when we start a new request after |
| // cancelling the previous one. |
| TEST_F(HttpCacheTest, RangeGET_Cancel2) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| MockHttpRequest request(kRangeGET_TransactionOK); |
| request.load_flags |= LOAD_VALIDATE_CACHE; |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that we revalidate the entry and read from the cache (a single |
| // read will return while waiting for the network). |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(5); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_EQ(5, c->callback.GetResult(rv)); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| |
| // Destroy the transaction before completing the read. |
| c.reset(); |
| |
| // We have the read and the delete (OnProcessPendingQueue) waiting on the |
| // message loop. This means that a new transaction will just reuse the same |
| // active entry (no open or create). |
| |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // A slight variation of the previous test, this time we cancel two requests in |
| // a row, making sure that the second is waiting for the entry to be ready. |
| TEST_F(HttpCacheTest, RangeGET_Cancel3) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| MockHttpRequest request(kRangeGET_TransactionOK); |
| request.load_flags |= LOAD_VALIDATE_CACHE; |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| rv = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that we revalidate the entry and read from the cache (a single |
| // read will return while waiting for the network). |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(5); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_EQ(5, c->callback.GetResult(rv)); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| |
| // Destroy the previous transaction before completing the read. |
| c.reset(); |
| |
| // We have the read and the delete (OnProcessPendingQueue) waiting on the |
| // message loop. This means that a new transaction will just reuse the same |
| // active entry (no open or create). |
| |
| c = std::make_unique<Context>(); |
| rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| |
| MockDiskEntry::IgnoreCallbacks(true); |
| base::RunLoop().RunUntilIdle(); |
| MockDiskEntry::IgnoreCallbacks(false); |
| |
| // The new transaction is waiting for the query range callback. |
| c.reset(); |
| |
| // And we should not crash when the callback is delivered. |
| base::RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that an invalid range response results in no cached entry. |
| TEST_F(HttpCacheTest, RangeGET_InvalidResponse1) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.handler = nullptr; |
| transaction.response_headers = "Content-Range: bytes 40-49/45\n" |
| "Content-Length: 10\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| std::string expected(transaction.status); |
| expected.append("\n"); |
| expected.append(transaction.response_headers); |
| EXPECT_EQ(expected, headers); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that we don't have a cached entry. |
| disk_cache::Entry* entry; |
| EXPECT_FALSE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &entry)); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we reject a range that doesn't match the content-length. |
| TEST_F(HttpCacheTest, RangeGET_InvalidResponse2) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.handler = nullptr; |
| transaction.response_headers = "Content-Range: bytes 40-49/80\n" |
| "Content-Length: 20\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| std::string expected(transaction.status); |
| expected.append("\n"); |
| expected.append(transaction.response_headers); |
| EXPECT_EQ(expected, headers); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that we don't have a cached entry. |
| disk_cache::Entry* entry; |
| EXPECT_FALSE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &entry)); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that if a server tells us conflicting information about a resource we |
| // drop the entry. |
| TEST_F(HttpCacheTest, RangeGET_InvalidResponse3) { |
| MockHttpCache cache; |
| std::string headers; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.handler = nullptr; |
| transaction.request_headers = "Range: bytes = 50-59\r\n" EXTRA_HEADER; |
| std::string response_headers(transaction.response_headers); |
| response_headers.append("Content-Range: bytes 50-59/160\n"); |
| transaction.response_headers = response_headers.c_str(); |
| AddMockTransaction(&transaction); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 50, 59); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // This transaction will report a resource size of 80 bytes, and we think it's |
| // 160 so we should ignore the response. |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that the entry is gone. |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we handle large range values properly. |
| TEST_F(HttpCacheTest, RangeGET_LargeValues) { |
| // We need a real sparse cache for this test. |
| MockHttpCache cache(HttpCache::DefaultBackend::InMemory(1024 * 1024)); |
| std::string headers; |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.handler = nullptr; |
| transaction.request_headers = "Range: bytes = 4294967288-4294967297\r\n" |
| EXTRA_HEADER; |
| transaction.response_headers = |
| "ETag: \"foo\"\n" |
| "Content-Range: bytes 4294967288-4294967297/4294967299\n" |
| "Content-Length: 10\n"; |
| AddMockTransaction(&transaction); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| std::string expected(transaction.status); |
| expected.append("\n"); |
| expected.append(transaction.response_headers); |
| EXPECT_EQ(expected, headers); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| // Verify that we have a cached entry. |
| disk_cache::Entry* en; |
| ASSERT_TRUE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &en)); |
| en->Close(); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we don't crash with a range request if the disk cache was not |
| // initialized properly. |
| TEST_F(HttpCacheTest, RangeGET_NoDiskCache) { |
| auto factory = std::make_unique<MockBlockingBackendFactory>(); |
| factory->set_fail(true); |
| factory->FinishCreation(); // We'll complete synchronously. |
| MockHttpCache cache(std::move(factory)); |
| |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we handle byte range requests that skip the cache. |
| TEST_F(HttpCacheTest, RangeHEAD) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = -10\r\n" EXTRA_HEADER; |
| transaction.method = "HEAD"; |
| transaction.data = "rg: 70-79 "; |
| |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| Verify206Response(headers, 70, 79); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(0, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we don't crash when after reading from the cache we issue a |
| // request for the next range and the server gives us a 200 synchronously. |
| TEST_F(HttpCacheTest, RangeGET_FastFlakyServer) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 40-\r\n" EXTRA_HEADER; |
| transaction.test_mode = TEST_MODE_SYNC_NET_START; |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| |
| // And now read from the cache and the network. |
| RangeTransactionServer handler; |
| handler.set_bad_200(true); |
| transaction.data = "Not a range"; |
| BoundTestNetLog log; |
| RunTransactionTestWithLog(cache.http_cache(), transaction, log.bound()); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| EXPECT_TRUE(LogContainsEventType( |
| log, NetLogEventType::HTTP_CACHE_RE_SEND_PARTIAL_REQUEST)); |
| } |
| |
| // Tests that when the server gives us less data than expected, we don't keep |
| // asking for more data. |
| TEST_F(HttpCacheTest, RangeGET_FastFlakyServer2) { |
| MockHttpCache cache; |
| |
| // First, check with an empty cache (WRITE mode). |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 40-49\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 40-"; // Less than expected. |
| transaction.handler = nullptr; |
| std::string headers(transaction.response_headers); |
| headers.append("Content-Range: bytes 40-49/80\n"); |
| transaction.response_headers = headers.c_str(); |
| |
| AddMockTransaction(&transaction); |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Now verify that even in READ_WRITE mode, we forward the bad response to |
| // the caller. |
| transaction.request_headers = "Range: bytes = 60-69\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 60-"; // Less than expected. |
| headers = kRangeGET_TransactionOK.response_headers; |
| headers.append("Content-Range: bytes 60-69/80\n"); |
| transaction.response_headers = headers.c_str(); |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| #if defined(NDEBUG) && !defined(DCHECK_ALWAYS_ON) |
| // This test hits a NOTREACHED so it is a release mode only test. |
| TEST_F(HttpCacheTest, RangeGET_OK_LoadOnlyFromCache) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Write to the cache (40-49). |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Force this transaction to read from the cache. |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| MockHttpRequest request(transaction); |
| TestCompletionCallback callback; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| int rv = cache.http_cache()->CreateTransaction(DEFAULT_PRIORITY, &trans); |
| EXPECT_THAT(rv, IsOk()); |
| ASSERT_TRUE(trans.get()); |
| |
| rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = callback.WaitForResult(); |
| ASSERT_THAT(rv, IsError(ERR_CACHE_MISS)); |
| |
| trans.reset(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| #endif |
| |
| // Tests the handling of the "truncation" flag. |
| TEST_F(HttpCacheTest, WriteResponseInfo_Truncated) { |
| MockHttpCache cache; |
| disk_cache::Entry* entry; |
| ASSERT_TRUE( |
| cache.CreateBackendEntry("http://www.google.com", &entry, nullptr)); |
| |
| std::string headers("HTTP/1.1 200 OK"); |
| headers = HttpUtil::AssembleRawHeaders(headers.data(), headers.size()); |
| HttpResponseInfo response; |
| response.headers = new HttpResponseHeaders(headers); |
| |
| // Set the last argument for this to be an incomplete request. |
| EXPECT_TRUE(MockHttpCache::WriteResponseInfo(entry, &response, true, true)); |
| bool truncated = false; |
| EXPECT_TRUE(MockHttpCache::ReadResponseInfo(entry, &response, &truncated)); |
| EXPECT_TRUE(truncated); |
| |
| // And now test the opposite case. |
| EXPECT_TRUE(MockHttpCache::WriteResponseInfo(entry, &response, true, false)); |
| truncated = true; |
| EXPECT_TRUE(MockHttpCache::ReadResponseInfo(entry, &response, &truncated)); |
| EXPECT_FALSE(truncated); |
| entry->Close(); |
| } |
| |
| // Tests basic pickling/unpickling of HttpResponseInfo. |
| TEST_F(HttpCacheTest, PersistHttpResponseInfo) { |
| const IPEndPoint expected_endpoint = |
| IPEndPoint(net::IPAddress(1, 2, 3, 4), 80); |
| // Set some fields (add more if needed.) |
| HttpResponseInfo response1; |
| response1.was_cached = false; |
| response1.remote_endpoint = expected_endpoint; |
| response1.headers = new HttpResponseHeaders("HTTP/1.1 200 OK"); |
| |
| // Pickle. |
| base::Pickle pickle; |
| response1.Persist(&pickle, false, false); |
| |
| // Unpickle. |
| HttpResponseInfo response2; |
| bool response_truncated; |
| EXPECT_TRUE(response2.InitFromPickle(pickle, &response_truncated)); |
| EXPECT_FALSE(response_truncated); |
| |
| // Verify fields. |
| EXPECT_TRUE(response2.was_cached); // InitFromPickle sets this flag. |
| EXPECT_EQ(expected_endpoint, response2.remote_endpoint); |
| EXPECT_EQ("HTTP/1.1 200 OK", response2.headers->GetStatusLine()); |
| } |
| |
| // Tests that we delete an entry when the request is cancelled before starting |
| // to read from the network. |
| TEST_F(HttpCacheTest, DoomOnDestruction) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| c->result = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Destroy the transaction. We only have the headers so we should delete this |
| // entry. |
| c.reset(); |
| |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we delete an entry when the request is cancelled if the response |
| // does not have content-length and strong validators. |
| TEST_F(HttpCacheTest, DoomOnDestruction2) { |
| MockHttpCache cache; |
| |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the entry has some data stored. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(10); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| EXPECT_EQ(buf->size(), rv); |
| |
| // Destroy the transaction. |
| c.reset(); |
| |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we delete an entry when the request is cancelled if the response |
| // has an "Accept-Ranges: none" header. |
| TEST_F(HttpCacheTest, DoomOnDestruction3) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Content-Length: 22\n" |
| "Accept-Ranges: none\n" |
| "Etag: \"foopy\"\n"; |
| AddMockTransaction(&transaction); |
| MockHttpRequest request(transaction); |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the entry has some data stored. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(10); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| EXPECT_EQ(buf->size(), rv); |
| |
| // Destroy the transaction. |
| c.reset(); |
| |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we mark an entry as incomplete when the request is cancelled. |
| TEST_F(HttpCacheTest, SetTruncatedFlag) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Content-Length: 22\n" |
| "Etag: \"foopy\"\n"; |
| MockHttpRequest request(transaction); |
| |
| auto c = std::make_unique<Context>(); |
| |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the entry has some data stored. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(10); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| EXPECT_EQ(buf->size(), rv); |
| |
| // We want to cancel the request when the transaction is busy. |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| EXPECT_FALSE(c->callback.have_result()); |
| |
| // Destroy the transaction. |
| c->trans.reset(); |
| |
| // Make sure that we don't invoke the callback. We may have an issue if the |
| // UrlRequestJob is killed directly (without cancelling the UrlRequest) so we |
| // could end up with the transaction being deleted twice if we send any |
| // notification from the transaction destructor (see http://crbug.com/31723). |
| EXPECT_FALSE(c->callback.have_result()); |
| |
| base::RunLoop().RunUntilIdle(); |
| VerifyTruncatedFlag(&cache, kSimpleGET_Transaction.url, true, 0); |
| } |
| |
| // Tests that we do not mark an entry as truncated when the request is |
| // cancelled. |
| TEST_F(HttpCacheTest, DontSetTruncatedFlagForGarbledResponseCode) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Content-Length: 22\n" |
| "Etag: \"foopy\"\n"; |
| transaction.status = "HTTP/1.1 2"; |
| MockHttpRequest request(transaction); |
| |
| auto c = std::make_unique<Context>(); |
| |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Make sure that the entry has some data stored. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(10); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| EXPECT_EQ(buf->size(), rv); |
| |
| // We want to cancel the request when the transaction is busy. |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_THAT(rv, IsError(ERR_IO_PENDING)); |
| EXPECT_FALSE(c->callback.have_result()); |
| |
| MockHttpCache::SetTestMode(TEST_MODE_SYNC_ALL); |
| |
| // Destroy the transaction. |
| c->trans.reset(); |
| MockHttpCache::SetTestMode(0); |
| |
| // Make sure that we don't invoke the callback. We may have an issue if the |
| // UrlRequestJob is killed directly (without cancelling the UrlRequest) so we |
| // could end up with the transaction being deleted twice if we send any |
| // notification from the transaction destructor (see http://crbug.com/31723). |
| EXPECT_FALSE(c->callback.have_result()); |
| |
| // Verify that the entry is deleted as well, since the response status is |
| // garbled. Note that the entry will be deleted after the pending Read is |
| // complete. |
| base::RunLoop().RunUntilIdle(); |
| disk_cache::Entry* entry; |
| ASSERT_FALSE(cache.OpenBackendEntry(kSimpleGET_Transaction.url, &entry)); |
| } |
| |
| // Tests that we don't mark an entry as truncated when we read everything. |
| TEST_F(HttpCacheTest, DontSetTruncatedFlag) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Content-Length: 22\n" |
| "Etag: \"foopy\"\n"; |
| MockHttpRequest request(transaction); |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(c->callback.GetResult(rv), IsOk()); |
| |
| // Read everything. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(22); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_EQ(buf->size(), c->callback.GetResult(rv)); |
| |
| // Destroy the transaction. |
| c->trans.reset(); |
| |
| // Verify that the entry is not marked as truncated. |
| VerifyTruncatedFlag(&cache, kSimpleGET_Transaction.url, false, 0); |
| } |
| |
| // Tests that sparse entries don't set the truncate flag. |
| TEST_F(HttpCacheTest, RangeGET_DontTruncate) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 0-19\r\n" EXTRA_HEADER; |
| |
| auto request = std::make_unique<MockHttpRequest>(transaction); |
| std::unique_ptr<HttpTransaction> trans; |
| |
| int rv = cache.http_cache()->CreateTransaction(DEFAULT_PRIORITY, &trans); |
| EXPECT_THAT(rv, IsOk()); |
| |
| TestCompletionCallback cb; |
| rv = trans->Start(request.get(), cb.callback(), NetLogWithSource()); |
| EXPECT_EQ(0, cb.GetResult(rv)); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(10); |
| rv = trans->Read(buf.get(), 10, cb.callback()); |
| EXPECT_EQ(10, cb.GetResult(rv)); |
| |
| // Should not trigger any DCHECK. |
| trans.reset(); |
| VerifyTruncatedFlag(&cache, kRangeGET_TransactionOK.url, false, 0); |
| } |
| |
| // Tests that sparse entries don't set the truncate flag (when the byte range |
| // starts after 0). |
| TEST_F(HttpCacheTest, RangeGET_DontTruncate2) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 30-49\r\n" EXTRA_HEADER; |
| |
| auto request = std::make_unique<MockHttpRequest>(transaction); |
| std::unique_ptr<HttpTransaction> trans; |
| |
| int rv = cache.http_cache()->CreateTransaction(DEFAULT_PRIORITY, &trans); |
| EXPECT_THAT(rv, IsOk()); |
| |
| TestCompletionCallback cb; |
| rv = trans->Start(request.get(), cb.callback(), NetLogWithSource()); |
| EXPECT_EQ(0, cb.GetResult(rv)); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(10); |
| rv = trans->Read(buf.get(), 10, cb.callback()); |
| EXPECT_EQ(10, cb.GetResult(rv)); |
| |
| // Should not trigger any DCHECK. |
| trans.reset(); |
| VerifyTruncatedFlag(&cache, kRangeGET_TransactionOK.url, false, 0); |
| } |
| |
| // Tests that we can continue with a request that was interrupted. |
| TEST_F(HttpCacheTest, GET_IncompleteResource) { |
| MockHttpCache cache; |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a regular request. |
| std::string headers; |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = kFullRangeData; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| // We update the headers with the ones received while revalidating. |
| std::string expected_headers( |
| "HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "Accept-Ranges: bytes\n" |
| "ETag: \"foo\"\n" |
| "Content-Length: 80\n"); |
| |
| EXPECT_EQ(expected_headers, headers); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that the disk entry was updated. |
| VerifyTruncatedFlag(&cache, kRangeGET_TransactionOK.url, false, 80); |
| } |
| |
| // Tests the handling of no-store when revalidating a truncated entry. |
| TEST_F(HttpCacheTest, GET_IncompleteResource_NoStore) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Now make a regular request. |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = EXTRA_HEADER; |
| std::string response_headers(transaction.response_headers); |
| response_headers += ("Cache-Control: no-store\n"); |
| transaction.response_headers = response_headers.c_str(); |
| transaction.data = kFullRangeData; |
| AddMockTransaction(&transaction); |
| |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| // We update the headers with the ones received while revalidating. |
| std::string expected_headers( |
| "HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "Accept-Ranges: bytes\n" |
| "Cache-Control: no-store\n" |
| "ETag: \"foo\"\n" |
| "Content-Length: 80\n"); |
| |
| EXPECT_EQ(expected_headers, headers); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that the disk entry was deleted. |
| disk_cache::Entry* entry; |
| EXPECT_FALSE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &entry)); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests cancelling a request after the server sent no-store. |
| TEST_F(HttpCacheTest, GET_IncompleteResource_Cancel) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Now make a regular request. |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = EXTRA_HEADER; |
| std::string response_headers(transaction.response_headers); |
| response_headers += ("Cache-Control: no-store\n"); |
| transaction.response_headers = response_headers.c_str(); |
| transaction.data = kFullRangeData; |
| AddMockTransaction(&transaction); |
| |
| MockHttpRequest request(transaction); |
| auto c = std::make_unique<Context>(); |
| |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| // Queue another request to this transaction. We have to start this request |
| // before the first one gets the response from the server and dooms the entry, |
| // otherwise it will just create a new entry without being queued to the first |
| // request. |
| auto pending = std::make_unique<Context>(); |
| ASSERT_THAT(cache.CreateTransaction(&pending->trans), IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_EQ(ERR_IO_PENDING, |
| pending->trans->Start(&request, pending->callback.callback(), |
| NetLogWithSource())); |
| EXPECT_THAT(c->callback.GetResult(rv), IsOk()); |
| |
| // Make sure that the entry has some data stored. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(5); |
| rv = c->trans->Read(buf.get(), buf->size(), c->callback.callback()); |
| EXPECT_EQ(5, c->callback.GetResult(rv)); |
| |
| // Since |pending| is currently validating the already written headers |
| // it will be restarted as well. |
| c.reset(); |
| pending.reset(); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| base::RunLoop().RunUntilIdle(); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Tests that we delete truncated entries if the server changes its mind midway. |
| TEST_F(HttpCacheTest, GET_IncompleteResource2) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Content-length will be intentionally bad. |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 50\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a regular request. We expect the code to fail the validation and |
| // retry the request without using byte ranges. |
| std::string headers; |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = "Not a range"; |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| // The server will return 200 instead of a byte range. |
| std::string expected_headers( |
| "HTTP/1.1 200 OK\n" |
| "Date: Wed, 28 Nov 2007 09:40:09 GMT\n"); |
| |
| EXPECT_EQ(expected_headers, headers); |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that the disk entry was deleted. |
| disk_cache::Entry* entry; |
| ASSERT_FALSE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &entry)); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we always validate a truncated request. |
| TEST_F(HttpCacheTest, GET_IncompleteResource3) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // This should not require validation for 10 hours. |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2009 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Cache-Control: max-age= 36000\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a regular request. |
| std::string headers; |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = kFullRangeData; |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| MockHttpRequest request(transaction); |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(c->callback.GetResult(rv), IsOk()); |
| |
| // We should have checked with the server before finishing Start(). |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Tests that we handle 401s for truncated resources. |
| TEST_F(HttpCacheTest, GET_IncompleteResourceWithAuth) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a regular request. |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "X-Require-Mock-Auth: dummy\r\n" |
| EXTRA_HEADER; |
| transaction.data = kFullRangeData; |
| RangeTransactionServer handler; |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| MockHttpRequest request(transaction); |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(c->callback.GetResult(rv), IsOk()); |
| |
| const HttpResponseInfo* response = c->trans->GetResponseInfo(); |
| ASSERT_TRUE(response); |
| ASSERT_EQ(401, response->headers->response_code()); |
| rv = c->trans->RestartWithAuth(AuthCredentials(), c->callback.callback()); |
| EXPECT_THAT(c->callback.GetResult(rv), IsOk()); |
| response = c->trans->GetResponseInfo(); |
| ASSERT_TRUE(response); |
| ASSERT_EQ(200, response->headers->response_code()); |
| |
| ReadAndVerifyTransaction(c->trans.get(), transaction); |
| c.reset(); // The destructor could delete the entry. |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| |
| // Verify that the entry was deleted. |
| disk_cache::Entry* entry; |
| ASSERT_TRUE(cache.OpenBackendEntry(kRangeGET_TransactionOK.url, &entry)); |
| entry->Close(); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| // Test that the transaction won't retry failed partial requests |
| // after it starts reading data. http://crbug.com/474835 |
| TEST_F(HttpCacheTest, TransactionRetryLimit) { |
| MockHttpCache cache; |
| |
| // Cache 0-9, so that we have data to read before failing. |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 00-09 "; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), transaction); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| // And now read from the cache and the network. 10-19 will get a |
| // 401, but will have already returned 0-9. |
| // We do not set X-Require-Mock-Auth because that causes the mock |
| // network transaction to become IsReadyToRestartForAuth(). |
| transaction.request_headers = |
| "Range: bytes = 0-79\r\n" |
| "X-Require-Mock-Auth-Alt: dummy\r\n" EXTRA_HEADER; |
| |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| MockHttpRequest request(transaction); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = c->callback.WaitForResult(); |
| std::string content; |
| rv = ReadTransaction(c->trans.get(), &content); |
| EXPECT_THAT(rv, IsError(ERR_CACHE_AUTH_FAILURE_AFTER_READ)); |
| } |
| |
| // Tests that we cache a 200 response to the validation request. |
| TEST_F(HttpCacheTest, GET_IncompleteResource4) { |
| MockHttpCache cache; |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2009 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a regular request. |
| std::string headers; |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = "Not a range"; |
| RangeTransactionServer handler; |
| handler.set_bad_200(true); |
| RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that the disk entry was updated. |
| VerifyTruncatedFlag(&cache, kRangeGET_TransactionOK.url, false, 11); |
| } |
| |
| // Tests that when we cancel a request that was interrupted, we mark it again |
| // as truncated. |
| TEST_F(HttpCacheTest, GET_CancelIncompleteResource) { |
| MockHttpCache cache; |
| ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2009 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a regular request. |
| transaction.request_headers = EXTRA_HEADER; |
| |
| MockHttpRequest request(transaction); |
| auto c = std::make_unique<Context>(); |
| int rv = cache.CreateTransaction(&c->trans); |
| ASSERT_THAT(rv, IsOk()); |
| |
| rv = c->trans->Start(&request, c->callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(c->callback.GetResult(rv), IsOk()); |
| |
| // Read 20 bytes from the cache, and 10 from the net. |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(100); |
| rv = c->trans->Read(buf.get(), 20, c->callback.callback()); |
| EXPECT_EQ(20, c->callback.GetResult(rv)); |
| rv = c->trans->Read(buf.get(), 10, c->callback.callback()); |
| EXPECT_EQ(10, c->callback.GetResult(rv)); |
| |
| // At this point, we are already reading so canceling the request should leave |
| // a truncated one. |
| c.reset(); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Verify that the disk entry was updated: now we have 30 bytes. |
| VerifyTruncatedFlag(&cache, kRangeGET_TransactionOK.url, true, 30); |
| } |
| |
| // Tests that we can handle range requests when we have a truncated entry. |
| TEST_F(HttpCacheTest, RangeGET_IncompleteResource) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| // Content-length will be intentionally bogus. |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: something\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 10\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a range request. |
| std::string headers; |
| RunTransactionTestWithResponse(cache.http_cache(), kRangeGET_TransactionOK, |
| &headers); |
| |
| Verify206Response(headers, 40, 49); |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| TEST_F(HttpCacheTest, SyncRead) { |
| MockHttpCache cache; |
| |
| // This test ensures that a read that completes synchronously does not cause |
| // any problems. |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.test_mode |= (TEST_MODE_SYNC_CACHE_START | |
| TEST_MODE_SYNC_CACHE_READ | |
| TEST_MODE_SYNC_CACHE_WRITE); |
| |
| MockHttpRequest r1(transaction), |
| r2(transaction), |
| r3(transaction); |
| |
| TestTransactionConsumer c1(DEFAULT_PRIORITY, cache.http_cache()), |
| c2(DEFAULT_PRIORITY, cache.http_cache()), |
| c3(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| c1.Start(&r1, NetLogWithSource()); |
| |
| r2.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| c2.Start(&r2, NetLogWithSource()); |
| |
| r3.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| c3.Start(&r3, NetLogWithSource()); |
| |
| base::RunLoop().Run(); |
| |
| EXPECT_TRUE(c1.is_done()); |
| EXPECT_TRUE(c2.is_done()); |
| EXPECT_TRUE(c3.is_done()); |
| |
| EXPECT_THAT(c1.error(), IsOk()); |
| EXPECT_THAT(c2.error(), IsOk()); |
| EXPECT_THAT(c3.error(), IsOk()); |
| } |
| |
| TEST_F(HttpCacheTest, ValidationResultsIn200) { |
| MockHttpCache cache; |
| |
| // This test ensures that a conditional request, which results in a 200 |
| // instead of a 304, properly truncates the existing response data. |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kETagGET_Transaction); |
| |
| // force this transaction to validate the cache |
| MockTransaction transaction(kETagGET_Transaction); |
| transaction.load_flags |= LOAD_VALIDATE_CACHE; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // read from the cache |
| RunTransactionTest(cache.http_cache(), kETagGET_Transaction); |
| } |
| |
| TEST_F(HttpCacheTest, CachedRedirect) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction kTestTransaction(kSimpleGET_Transaction); |
| kTestTransaction.status = "HTTP/1.1 301 Moved Permanently"; |
| kTestTransaction.response_headers = "Location: http://www.bar.com/\n"; |
| |
| MockHttpRequest request(kTestTransaction); |
| TestCompletionCallback callback; |
| |
| // Write to the cache. |
| { |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = callback.WaitForResult(); |
| ASSERT_THAT(rv, IsOk()); |
| |
| const HttpResponseInfo* info = trans->GetResponseInfo(); |
| ASSERT_TRUE(info); |
| |
| EXPECT_EQ(info->headers->response_code(), 301); |
| |
| std::string location; |
| info->headers->EnumerateHeader(nullptr, "Location", &location); |
| EXPECT_EQ(location, "http://www.bar.com/"); |
| |
| // Mark the transaction as completed so it is cached. |
| trans->DoneReading(); |
| |
| // Destroy transaction when going out of scope. We have not actually |
| // read the response body -- want to test that it is still getting cached. |
| } |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Active entries in the cache are not retired synchronously. Make |
| // sure the next run hits the MockHttpCache and open_count is |
| // correct. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Read from the cache. |
| { |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = callback.WaitForResult(); |
| ASSERT_THAT(rv, IsOk()); |
| |
| const HttpResponseInfo* info = trans->GetResponseInfo(); |
| ASSERT_TRUE(info); |
| |
| EXPECT_EQ(info->headers->response_code(), 301); |
| |
| std::string location; |
| info->headers->EnumerateHeader(nullptr, "Location", &location); |
| EXPECT_EQ(location, "http://www.bar.com/"); |
| |
| // Mark the transaction as completed so it is cached. |
| trans->DoneReading(); |
| |
| // Destroy transaction when going out of scope. We have not actually |
| // read the response body -- want to test that it is still getting cached. |
| } |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Verify that no-cache resources are stored in cache, but are not fetched from |
| // cache during normal loads. |
| TEST_F(HttpCacheTest, CacheControlNoCacheNormalLoad) { |
| for (bool use_memory_entry_data : {false, true}) { |
| MockHttpCache cache; |
| cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = "cache-control: no-cache\n"; |
| |
| // Initial load. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Try loading again; it should result in a network fetch. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| if (use_memory_entry_data) { |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } else { |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| disk_cache::Entry* entry; |
| EXPECT_TRUE(cache.OpenBackendEntry(transaction.url, &entry)); |
| entry->Close(); |
| } |
| } |
| |
| // Verify that no-cache resources are stored in cache and fetched from cache |
| // when the LOAD_SKIP_CACHE_VALIDATION flag is set. |
| TEST_F(HttpCacheTest, CacheControlNoCacheHistoryLoad) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = "cache-control: no-cache\n"; |
| |
| // Initial load. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // Try loading again with LOAD_SKIP_CACHE_VALIDATION. |
| transaction.load_flags = LOAD_SKIP_CACHE_VALIDATION; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| disk_cache::Entry* entry; |
| EXPECT_TRUE(cache.OpenBackendEntry(transaction.url, &entry)); |
| entry->Close(); |
| } |
| |
| TEST_F(HttpCacheTest, CacheControlNoStore) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = "cache-control: no-store\n"; |
| |
| // initial load |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // try loading again; it should result in a network fetch |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| |
| disk_cache::Entry* entry; |
| EXPECT_FALSE(cache.OpenBackendEntry(transaction.url, &entry)); |
| } |
| |
| TEST_F(HttpCacheTest, CacheControlNoStore2) { |
| // this test is similar to the above test, except that the initial response |
| // is cachable, but when it is validated, no-store is received causing the |
| // cached document to be deleted. |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kETagGET_Transaction); |
| |
| // initial load |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // try loading again; it should result in a network fetch |
| transaction.load_flags = LOAD_VALIDATE_CACHE; |
| transaction.response_headers = "cache-control: no-store\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| disk_cache::Entry* entry; |
| EXPECT_FALSE(cache.OpenBackendEntry(transaction.url, &entry)); |
| } |
| |
| TEST_F(HttpCacheTest, CacheControlNoStore3) { |
| // this test is similar to the above test, except that the response is a 304 |
| // instead of a 200. this should never happen in practice, but it seems like |
| // a good thing to verify that we still destroy the cache entry. |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kETagGET_Transaction); |
| |
| // initial load |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // try loading again; it should result in a network fetch |
| transaction.load_flags = LOAD_VALIDATE_CACHE; |
| transaction.response_headers = "cache-control: no-store\n"; |
| transaction.status = "HTTP/1.1 304 Not Modified"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| disk_cache::Entry* entry; |
| EXPECT_FALSE(cache.OpenBackendEntry(transaction.url, &entry)); |
| } |
| |
| // Ensure that we don't cache requests served over bad HTTPS. |
| TEST_F(HttpCacheTest, SimpleGET_SSLError) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction = kSimpleGET_Transaction; |
| transaction.cert_status = CERT_STATUS_REVOKED; |
| ScopedMockTransaction scoped_transaction(transaction); |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Test that it was not cached. |
| transaction.load_flags |= LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| MockHttpRequest request(transaction); |
| TestCompletionCallback callback; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| if (rv == ERR_IO_PENDING) |
| rv = callback.WaitForResult(); |
| ASSERT_THAT(rv, IsError(ERR_CACHE_MISS)); |
| } |
| |
| // Ensure that we don't crash by if left-behind transactions. |
| TEST_F(HttpCacheTest, OutlivedTransactions) { |
| auto cache = std::make_unique<MockHttpCache>(); |
| |
| std::unique_ptr<HttpTransaction> trans; |
| EXPECT_THAT(cache->CreateTransaction(&trans), IsOk()); |
| |
| cache.reset(); |
| trans.reset(); |
| } |
| |
| // Test that the disabled mode works. |
| TEST_F(HttpCacheTest, CacheDisabledMode) { |
| MockHttpCache cache; |
| |
| // write to the cache |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // go into disabled mode |
| cache.http_cache()->set_mode(HttpCache::DISABLE); |
| |
| // force this transaction to write to the cache again |
| MockTransaction transaction(kSimpleGET_Transaction); |
| |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Other tests check that the response headers of the cached response |
| // get updated on 304. Here we specifically check that the |
| // HttpResponseHeaders::request_time and HttpResponseHeaders::response_time |
| // fields also gets updated. |
| // http://crbug.com/20594. |
| TEST_F(HttpCacheTest, UpdatesRequestResponseTimeOn304) { |
| MockHttpCache cache; |
| |
| const char kUrl[] = "http://foobar"; |
| const char kData[] = "body"; |
| |
| MockTransaction mock_network_response = {nullptr}; |
| mock_network_response.url = kUrl; |
| |
| AddMockTransaction(&mock_network_response); |
| |
| // Request |kUrl|, causing |kNetResponse1| to be written to the cache. |
| |
| MockTransaction request = {nullptr}; |
| request.url = kUrl; |
| request.method = "GET"; |
| request.request_headers = "\r\n"; |
| request.data = kData; |
| |
| static const Response kNetResponse1 = { |
| "HTTP/1.1 200 OK", |
| "Date: Fri, 12 Jun 2009 21:46:42 GMT\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| kData |
| }; |
| |
| kNetResponse1.AssignTo(&mock_network_response); |
| |
| RunTransactionTest(cache.http_cache(), request); |
| |
| // Request |kUrl| again, this time validating the cache and getting |
| // a 304 back. |
| |
| request.load_flags = LOAD_VALIDATE_CACHE; |
| |
| static const Response kNetResponse2 = { |
| "HTTP/1.1 304 Not Modified", |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n", |
| "" |
| }; |
| |
| kNetResponse2.AssignTo(&mock_network_response); |
| |
| base::Time request_time = base::Time() + base::TimeDelta::FromHours(1234); |
| base::Time response_time = base::Time() + base::TimeDelta::FromHours(1235); |
| |
| mock_network_response.request_time = request_time; |
| mock_network_response.response_time = response_time; |
| |
| HttpResponseInfo response; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), request, &response); |
| |
| // The request and response times should have been updated. |
| EXPECT_EQ(request_time.ToInternalValue(), |
| response.request_time.ToInternalValue()); |
| EXPECT_EQ(response_time.ToInternalValue(), |
| response.response_time.ToInternalValue()); |
| |
| EXPECT_EQ("HTTP/1.1 200 OK\n" |
| "Date: Wed, 22 Jul 2009 03:15:26 GMT\n" |
| "Last-Modified: Wed, 06 Feb 2008 22:38:21 GMT\n", |
| ToSimpleString(response.headers)); |
| |
| RemoveMockTransaction(&mock_network_response); |
| } |
| |
| TEST_F(HttpCacheTest, SplitCache) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndEnableFeature(net::features::kSplitCacheByTopFrameOrigin); |
| |
| base::HistogramTester histograms; |
| MockHttpCache cache; |
| HttpResponseInfo response; |
| |
| url::Origin origin_a = url::Origin::Create(GURL("http://a.com")); |
| url::Origin origin_b = url::Origin::Create(GURL("http://b.com")); |
| url::Origin origin_data = |
| url::Origin::Create(GURL("data:text/html,<body>Hello World</body>")); |
| |
| // A request without a top frame origin is not cached at all. |
| MockHttpRequest trans_info = MockHttpRequest(kSimpleGET_Transaction); |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| histograms.ExpectUniqueSample("HttpCache.TopFrameOriginPresent", false, 1); |
| |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| |
| // Now request with a.com as the top frame origin. It shouldn't be cached |
| // since the cached resource has a different top frame origin. |
| trans_info.top_frame_origin = origin_a; |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| histograms.ExpectBucketCount("HttpCache.TopFrameOriginPresent", true, 1); |
| histograms.ExpectTotalCount("HttpCache.TopFrameOriginPresent", 3); |
| |
| // The second request should be cached. |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_TRUE(response.was_cached); |
| |
| // Now request with b.com as the top frame origin. It shouldn't be cached. |
| trans_info.top_frame_origin = origin_b; |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| |
| // The second request should be cached. |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_TRUE(response.was_cached); |
| |
| // a.com should still be cached. |
| trans_info.top_frame_origin = origin_a; |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_TRUE(response.was_cached); |
| |
| // Now make a request with an opaque top frame origin. It shouldn't be |
| // cached. |
| trans_info.top_frame_origin = origin_data; |
| EXPECT_TRUE(trans_info.top_frame_origin->opaque()); |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| |
| // On the second request, it still shouldn't be cached. |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| |
| // Verify that a post transaction with a data stream uses a separate key. |
| const int64_t kUploadId = 1; // Just a dummy value. |
| |
| std::vector<std::unique_ptr<UploadElementReader>> element_readers; |
| element_readers.push_back( |
| std::make_unique<UploadBytesElementReader>("hello", 5)); |
| ElementsUploadDataStream upload_data_stream(std::move(element_readers), |
| kUploadId); |
| |
| MockHttpRequest post_info = MockHttpRequest(kSimplePOST_Transaction); |
| post_info.top_frame_origin = origin_a; |
| post_info.upload_data_stream = &upload_data_stream; |
| |
| RunTransactionTestWithRequest(cache.http_cache(), kSimplePOST_Transaction, |
| post_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| } |
| |
| TEST_F(HttpCacheTest, NonSplitCache) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndDisableFeature( |
| net::features::kSplitCacheByTopFrameOrigin); |
| |
| base::HistogramTester histograms; |
| MockHttpCache cache; |
| HttpResponseInfo response; |
| |
| // A request without a top frame is cached normally. |
| MockHttpRequest trans_info = MockHttpRequest(kSimpleGET_Transaction); |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_FALSE(response.was_cached); |
| |
| // The second request comes from cache. |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_TRUE(response.was_cached); |
| |
| // Now request with a.com as the top frame origin. It should use the same |
| // cached object. |
| trans_info.top_frame_origin = url::Origin::Create(GURL("http://a.com/")); |
| RunTransactionTestWithRequest(cache.http_cache(), kSimpleGET_Transaction, |
| trans_info, &response); |
| EXPECT_TRUE(response.was_cached); |
| histograms.ExpectBucketCount("HttpCache.TopFrameOriginPresent", true, 1); |
| histograms.ExpectTotalCount("HttpCache.TopFrameOriginPresent", 3); |
| } |
| |
| // Tests that we can write metadata to an entry. |
| TEST_F(HttpCacheTest, WriteMetadata_OK) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndDisableFeature(net::features::kIsolatedCodeCache); |
| ASSERT_FALSE(base::FeatureList::IsEnabled(net::features::kIsolatedCodeCache)); |
| MockHttpCache cache; |
| |
| // Write to the cache |
| HttpResponseInfo response; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response); |
| EXPECT_TRUE(response.metadata.get() == nullptr); |
| |
| // Trivial call. |
| cache.http_cache()->WriteMetadata(GURL("foo"), DEFAULT_PRIORITY, Time::Now(), |
| nullptr, 0); |
| |
| // Write meta data to the same entry. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(50); |
| memset(buf->data(), 0, buf->size()); |
| base::strlcpy(buf->data(), "Hi there", buf->size()); |
| cache.http_cache()->WriteMetadata(GURL(kSimpleGET_Transaction.url), |
| DEFAULT_PRIORITY, response.response_time, |
| buf.get(), buf->size()); |
| |
| // Release the buffer before the operation takes place. |
| buf = nullptr; |
| |
| // Makes sure we finish pending operations. |
| base::RunLoop().RunUntilIdle(); |
| |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response); |
| ASSERT_TRUE(response.metadata.get() != nullptr); |
| EXPECT_EQ(50, response.metadata->size()); |
| EXPECT_EQ(0, strcmp(response.metadata->data(), "Hi there")); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we don't read metadata when IsolatedCodeCache is enabled. |
| TEST_F(HttpCacheTest, ReadMetadata_IsolatedCache) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndEnableFeature(net::features::kIsolatedCodeCache); |
| ASSERT_TRUE(base::FeatureList::IsEnabled(net::features::kIsolatedCodeCache)); |
| MockHttpCache cache; |
| |
| // Write to the cache |
| HttpResponseInfo response; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response); |
| EXPECT_TRUE(response.metadata.get() == nullptr); |
| |
| // Trivial call. |
| cache.http_cache()->WriteMetadata(GURL("foo"), DEFAULT_PRIORITY, Time::Now(), |
| nullptr, 0); |
| |
| // Write meta data to the same entry. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(50); |
| memset(buf->data(), 0, buf->size()); |
| base::strlcpy(buf->data(), "Hi there", buf->size()); |
| cache.http_cache()->WriteMetadata(GURL(kSimpleGET_Transaction.url), |
| DEFAULT_PRIORITY, response.response_time, |
| buf.get(), buf->size()); |
| |
| // Release the buffer before the operation takes place. |
| buf = nullptr; |
| |
| // Makes sure we finish pending operations. |
| base::RunLoop().RunUntilIdle(); |
| |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response); |
| ASSERT_TRUE(response.metadata.get() == nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we only write metadata to an entry if the time stamp matches. |
| TEST_F(HttpCacheTest, WriteMetadata_Fail) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndDisableFeature(net::features::kIsolatedCodeCache); |
| ASSERT_FALSE(base::FeatureList::IsEnabled(net::features::kIsolatedCodeCache)); |
| MockHttpCache cache; |
| |
| // Write to the cache |
| HttpResponseInfo response; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response); |
| EXPECT_TRUE(response.metadata.get() == nullptr); |
| |
| // Attempt to write meta data to the same entry. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(50); |
| memset(buf->data(), 0, buf->size()); |
| base::strlcpy(buf->data(), "Hi there", buf->size()); |
| base::Time expected_time = response.response_time - |
| base::TimeDelta::FromMilliseconds(20); |
| cache.http_cache()->WriteMetadata(GURL(kSimpleGET_Transaction.url), |
| DEFAULT_PRIORITY, expected_time, buf.get(), |
| buf->size()); |
| |
| // Makes sure we finish pending operations. |
| base::RunLoop().RunUntilIdle(); |
| |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response); |
| EXPECT_TRUE(response.metadata.get() == nullptr); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we ignore VARY checks when writing metadata since the request |
| // headers for the WriteMetadata transaction are made up. |
| TEST_F(HttpCacheTest, WriteMetadata_IgnoreVary) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndDisableFeature(net::features::kIsolatedCodeCache); |
| ASSERT_FALSE(base::FeatureList::IsEnabled(net::features::kIsolatedCodeCache)); |
| MockHttpCache cache; |
| |
| // Write to the cache |
| HttpResponseInfo response; |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "accept-encoding: gzip\r\n"; |
| transaction.response_headers = |
| "Vary: accept-encoding\n" |
| "Cache-Control: max-age=10000\n"; |
| |
| RunTransactionTestWithResponseInfo(cache.http_cache(), transaction, |
| &response); |
| EXPECT_FALSE(response.metadata); |
| |
| // Attempt to write meta data to the same entry. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(50); |
| memset(buf->data(), 0, buf->size()); |
| base::strlcpy(buf->data(), "Hi there", buf->size()); |
| cache.http_cache()->WriteMetadata(GURL(transaction.url), DEFAULT_PRIORITY, |
| response.response_time, buf.get(), |
| buf->size()); |
| |
| // Makes sure we finish pending operations. |
| base::RunLoop().RunUntilIdle(); |
| |
| RunTransactionTestWithResponseInfo(cache.http_cache(), transaction, |
| &response); |
| ASSERT_TRUE(response.metadata); |
| EXPECT_EQ(50, response.metadata->size()); |
| EXPECT_EQ(0, strcmp(response.metadata->data(), "Hi there")); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| TEST_F(HttpCacheTest, SkipVaryCheck) { |
| MockHttpCache cache; |
| |
| // Write a simple vary transaction to the cache. |
| HttpResponseInfo response; |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "accept-encoding: gzip\r\n"; |
| transaction.response_headers = |
| "Vary: accept-encoding\n" |
| "Cache-Control: max-age=10000\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Change the request headers so that the request doesn't match due to vary. |
| // The request should fail. |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE; |
| transaction.request_headers = "accept-encoding: foo\r\n"; |
| transaction.start_return_code = ERR_CACHE_MISS; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Change the load flags to ignore vary checks, the request should now hit. |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_VARY_CHECK; |
| transaction.start_return_code = OK; |
| RunTransactionTest(cache.http_cache(), transaction); |
| } |
| |
| TEST_F(HttpCacheTest, SkipVaryCheckStar) { |
| MockHttpCache cache; |
| |
| // Write a simple vary:* transaction to the cache. |
| HttpResponseInfo response; |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.request_headers = "accept-encoding: gzip\r\n"; |
| transaction.response_headers = |
| "Vary: *\n" |
| "Cache-Control: max-age=10000\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // The request shouldn't match even with the same request headers due to the |
| // Vary: *. The request should fail. |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE; |
| transaction.start_return_code = ERR_CACHE_MISS; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Change the load flags to ignore vary checks, the request should now hit. |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_VARY_CHECK; |
| transaction.start_return_code = OK; |
| RunTransactionTest(cache.http_cache(), transaction); |
| } |
| |
| // Tests that we only return valid entries with LOAD_ONLY_FROM_CACHE |
| // transactions unless LOAD_SKIP_CACHE_VALIDATION is set. |
| TEST_F(HttpCacheTest, ValidLoadOnlyFromCache) { |
| MockHttpCache cache; |
| base::SimpleTestClock clock; |
| cache.http_cache()->SetClockForTesting(&clock); |
| cache.network_layer()->SetClock(&clock); |
| |
| // Write a resource that will expire in 100 seconds. |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.response_headers = "Cache-Control: max-age=100\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // Move forward in time such that the cached response is no longer valid. |
| clock.Advance(base::TimeDelta::FromSeconds(101)); |
| |
| // Skipping cache validation should still return a response. |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| // If the cache entry is checked for validitiy, it should fail. |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE; |
| transaction.start_return_code = ERR_CACHE_MISS; |
| RunTransactionTest(cache.http_cache(), transaction); |
| } |
| |
| TEST_F(HttpCacheTest, InvalidLoadFlagCombination) { |
| MockHttpCache cache; |
| |
| // Put the resource in the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| // Now try to fetch it again, but with a flag combination disallowing both |
| // cache and network access. |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| // DevTools relies on this combination of flags for "disable cache" mode |
| // when a resource is only supposed to be loaded from cache. |
| transaction.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_BYPASS_CACHE; |
| transaction.start_return_code = ERR_CACHE_MISS; |
| RunTransactionTest(cache.http_cache(), transaction); |
| } |
| |
| // Tests that we can read metadata after validating the entry and with READ mode |
| // transactions. |
| TEST_F(HttpCacheTest, ReadMetadata) { |
| base::test::ScopedFeatureList feature_list; |
| feature_list.InitAndDisableFeature(net::features::kIsolatedCodeCache); |
| ASSERT_FALSE(base::FeatureList::IsEnabled(net::features::kIsolatedCodeCache)); |
| MockHttpCache cache; |
| |
| // Write to the cache |
| HttpResponseInfo response; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), |
| kTypicalGET_Transaction, &response); |
| EXPECT_TRUE(response.metadata.get() == nullptr); |
| |
| // Write meta data to the same entry. |
| scoped_refptr<IOBufferWithSize> buf = |
| base::MakeRefCounted<IOBufferWithSize>(50); |
| memset(buf->data(), 0, buf->size()); |
| base::strlcpy(buf->data(), "Hi there", buf->size()); |
| cache.http_cache()->WriteMetadata(GURL(kTypicalGET_Transaction.url), |
| DEFAULT_PRIORITY, response.response_time, |
| buf.get(), buf->size()); |
| |
| // Makes sure we finish pending operations. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Start with a READ mode transaction. |
| MockTransaction trans1(kTypicalGET_Transaction); |
| trans1.load_flags = LOAD_ONLY_FROM_CACHE | LOAD_SKIP_CACHE_VALIDATION; |
| |
| RunTransactionTestWithResponseInfo(cache.http_cache(), trans1, &response); |
| ASSERT_TRUE(response.metadata.get() != nullptr); |
| EXPECT_EQ(50, response.metadata->size()); |
| EXPECT_EQ(0, strcmp(response.metadata->data(), "Hi there")); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Now make sure that the entry is re-validated with the server. |
| trans1.load_flags = LOAD_VALIDATE_CACHE; |
| trans1.status = "HTTP/1.1 304 Not Modified"; |
| AddMockTransaction(&trans1); |
| |
| response.metadata = nullptr; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), trans1, &response); |
| EXPECT_TRUE(response.metadata.get() != nullptr); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(3, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| base::RunLoop().RunUntilIdle(); |
| RemoveMockTransaction(&trans1); |
| |
| // Now return 200 when validating the entry so the metadata will be lost. |
| MockTransaction trans2(kTypicalGET_Transaction); |
| trans2.load_flags = LOAD_VALIDATE_CACHE; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), trans2, &response); |
| EXPECT_TRUE(response.metadata.get() == nullptr); |
| |
| EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(4, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we don't mark entries as truncated when a filter detects the end |
| // of the stream. |
| TEST_F(HttpCacheTest, FilterCompletion) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| |
| { |
| MockHttpRequest request(kSimpleGET_Transaction); |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsOk()); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(256); |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_GT(callback.GetResult(rv), 0); |
| |
| // Now make sure that the entry is preserved. |
| trans->DoneReading(); |
| } |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Read from the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we don't mark entries as truncated and release the cache |
| // entry when DoneReading() is called before any Read() calls, such as |
| // for a redirect. |
| TEST_F(HttpCacheTest, DoneReading) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.data = ""; |
| MockHttpRequest request(transaction); |
| |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsOk()); |
| |
| trans->DoneReading(); |
| // Leave the transaction around. |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Read from the cache. This should not deadlock. |
| RunTransactionTest(cache.http_cache(), transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we stop caching when told. |
| TEST_F(HttpCacheTest, StopCachingDeletesEntry) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| { |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsOk()); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(256); |
| rv = trans->Read(buf.get(), 10, callback.callback()); |
| EXPECT_EQ(10, callback.GetResult(rv)); |
| |
| trans->StopCaching(); |
| |
| // We should be able to keep reading. |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_GT(callback.GetResult(rv), 0); |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_EQ(0, callback.GetResult(rv)); |
| } |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Verify that the entry is gone. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we stop caching when told, even if DoneReading is called |
| // after StopCaching. |
| TEST_F(HttpCacheTest, StopCachingThenDoneReadingDeletesEntry) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| { |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsOk()); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(256); |
| rv = trans->Read(buf.get(), 10, callback.callback()); |
| EXPECT_EQ(10, callback.GetResult(rv)); |
| |
| trans->StopCaching(); |
| |
| // We should be able to keep reading. |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_GT(callback.GetResult(rv), 0); |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_EQ(0, callback.GetResult(rv)); |
| |
| // We should be able to call DoneReading. |
| trans->DoneReading(); |
| } |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Verify that the entry is gone. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we stop caching when told, when using auth. |
| TEST_F(HttpCacheTest, StopCachingWithAuthDeletesEntry) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| MockTransaction mock_transaction(kSimpleGET_Transaction); |
| mock_transaction.status = "HTTP/1.1 401 Unauthorized"; |
| AddMockTransaction(&mock_transaction); |
| MockHttpRequest request(mock_transaction); |
| |
| { |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsOk()); |
| |
| trans->StopCaching(); |
| } |
| RemoveMockTransaction(&mock_transaction); |
| |
| // Make sure that the ActiveEntry is gone. |
| base::RunLoop().RunUntilIdle(); |
| |
| // Verify that the entry is gone. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that when we are told to stop caching we don't throw away valid data. |
| TEST_F(HttpCacheTest, StopCachingSavesEntry) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| MockHttpRequest request(kSimpleGET_Transaction); |
| |
| { |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| // Force a response that can be resumed. |
| ScopedMockTransaction mock_transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&mock_transaction); |
| mock_transaction.response_headers = "Cache-Control: max-age=10000\n" |
| "Content-Length: 42\n" |
| "Etag: \"foo\"\n"; |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsOk()); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(256); |
| rv = trans->Read(buf.get(), 10, callback.callback()); |
| EXPECT_EQ(callback.GetResult(rv), 10); |
| |
| trans->StopCaching(); |
| |
| // We should be able to keep reading. |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_GT(callback.GetResult(rv), 0); |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_EQ(callback.GetResult(rv), 0); |
| } |
| |
| // Verify that the entry is marked as incomplete. |
| // VerifyTruncatedFlag(&cache, kSimpleGET_Transaction.url, true, 0); |
| // Verify that the entry is doomed. |
| cache.disk_cache()->IsDiskEntryDoomed(kSimpleGET_Transaction.url); |
| } |
| |
| // Tests that we handle truncated enries when StopCaching is called. |
| TEST_F(HttpCacheTest, StopCachingTruncatedEntry) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| MockHttpRequest request(kRangeGET_TransactionOK); |
| request.extra_headers.Clear(); |
| request.extra_headers.AddHeaderFromString(EXTRA_HEADER_LINE); |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| { |
| // Now make a regular request. |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.CreateTransaction(&trans), IsOk()); |
| |
| int rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
| EXPECT_THAT(callback.GetResult(rv), IsOk()); |
| |
| scoped_refptr<IOBuffer> buf = base::MakeRefCounted<IOBuffer>(256); |
| rv = trans->Read(buf.get(), 10, callback.callback()); |
| EXPECT_EQ(callback.GetResult(rv), 10); |
| |
| // This is actually going to do nothing. |
| trans->StopCaching(); |
| |
| // We should be able to keep reading. |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_GT(callback.GetResult(rv), 0); |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_GT(callback.GetResult(rv), 0); |
| rv = trans->Read(buf.get(), 256, callback.callback()); |
| EXPECT_EQ(callback.GetResult(rv), 0); |
| } |
| |
| // Verify that the disk entry was updated. |
| VerifyTruncatedFlag(&cache, kRangeGET_TransactionOK.url, false, 80); |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| namespace { |
| |
| enum class TransactionPhase { |
| BEFORE_FIRST_READ, |
| AFTER_FIRST_READ, |
| AFTER_NETWORK_READ |
| }; |
| |
| using CacheInitializer = void (*)(MockHttpCache*); |
| using HugeCacheTestConfiguration = |
| std::pair<TransactionPhase, CacheInitializer>; |
| |
| class HttpCacheHugeResourceTest |
| : public ::testing::TestWithParam<HugeCacheTestConfiguration>, |
| public WithScopedTaskEnvironment { |
| public: |
| static std::list<HugeCacheTestConfiguration> GetTestModes(); |
| static std::list<HugeCacheTestConfiguration> kTestModes; |
| |
| // CacheInitializer callbacks. These are used to initialize the cache |
| // depending on the test run configuration. |
| |
| // Initializes a cache containing a truncated entry containing the first 20 |
| // bytes of the reponse body. |
| static void SetupTruncatedCacheEntry(MockHttpCache* cache); |
| |
| // Initializes a cache containing a sparse entry. The first 10 bytes are |
| // present in the cache. |
| static void SetupPrefixSparseCacheEntry(MockHttpCache* cache); |
| |
| // Initializes a cache containing a sparse entry. The 10 bytes at offset |
| // 99990 are present in the cache. |
| static void SetupInfixSparseCacheEntry(MockHttpCache* cache); |
| |
| protected: |
| static void LargeResourceTransactionHandler( |
| const net::HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data); |
| static int LargeBufferReader(int64_t content_length, |
| int64_t offset, |
| net::IOBuffer* buf, |
| int buf_len); |
| |
| static void SetFlagOnBeforeNetworkStart(bool* started, bool* /* defer */); |
| |
| // Size of resource to be tested. |
| static const int64_t kTotalSize = 5000LL * 1000 * 1000; |
| }; |
| |
| const int64_t HttpCacheHugeResourceTest::kTotalSize; |
| |
| // static |
| void HttpCacheHugeResourceTest::LargeResourceTransactionHandler( |
| const net::HttpRequestInfo* request, |
| std::string* response_status, |
| std::string* response_headers, |
| std::string* response_data) { |
| std::string if_range; |
| if (!request->extra_headers.GetHeader(net::HttpRequestHeaders::kIfRange, |
| &if_range)) { |
| // If there were no range headers in the request, we are going to just |
| // return the entire response body. |
| *response_status = "HTTP/1.1 200 Success"; |
| *response_headers = base::StringPrintf("Content-Length: %" PRId64 |
| "\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n", |
| kTotalSize); |
| return; |
| } |
| |
| // From this point on, we should be processing a valid byte-range request. |
| EXPECT_EQ("\"foo\"", if_range); |
| |
| std::string range_header; |
| EXPECT_TRUE(request->extra_headers.GetHeader(net::HttpRequestHeaders::kRange, |
| &range_header)); |
| std::vector<net::HttpByteRange> ranges; |
| |
| EXPECT_TRUE(net::HttpUtil::ParseRangeHeader(range_header, &ranges)); |
| ASSERT_EQ(1u, ranges.size()); |
| |
| net::HttpByteRange range = ranges[0]; |
| EXPECT_TRUE(range.HasFirstBytePosition()); |
| int64_t last_byte_position = |
| range.HasLastBytePosition() ? range.last_byte_position() : kTotalSize - 1; |
| |
| *response_status = "HTTP/1.1 206 Partial"; |
| *response_headers = base::StringPrintf( |
| "Content-Range: bytes %" PRId64 "-%" PRId64 "/%" PRId64 |
| "\n" |
| "Content-Length: %" PRId64 "\n", |
| range.first_byte_position(), last_byte_position, kTotalSize, |
| last_byte_position - range.first_byte_position() + 1); |
| } |
| |
| // static |
| int HttpCacheHugeResourceTest::LargeBufferReader(int64_t content_length, |
| int64_t offset, |
| net::IOBuffer* buf, |
| int buf_len) { |
| // This test involves reading multiple gigabytes of data. To make it run in a |
| // reasonable amount of time, we are going to skip filling the buffer with |
| // data. Instead the test relies on verifying that the count of bytes expected |
| // at the end is correct. |
| EXPECT_LT(0, content_length); |
| EXPECT_LE(offset, content_length); |
| int num = std::min(static_cast<int64_t>(buf_len), content_length - offset); |
| return num; |
| } |
| |
| // static |
| void HttpCacheHugeResourceTest::SetFlagOnBeforeNetworkStart(bool* started, |
| bool* /* defer */) { |
| *started = true; |
| } |
| |
| // static |
| void HttpCacheHugeResourceTest::SetupTruncatedCacheEntry(MockHttpCache* cache) { |
| ScopedMockTransaction scoped_transaction(kRangeGET_TransactionOK); |
| std::string cached_headers = base::StringPrintf( |
| "HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: %" PRId64 "\n", |
| kTotalSize); |
| CreateTruncatedEntry(cached_headers, cache); |
| } |
| |
| // static |
| void HttpCacheHugeResourceTest::SetupPrefixSparseCacheEntry( |
| MockHttpCache* cache) { |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.handler = nullptr; |
| transaction.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Range: bytes 0-9/5000000000\n" |
| "Content-Length: 10\n"; |
| AddMockTransaction(&transaction); |
| std::string headers; |
| RunTransactionTestWithResponse(cache->http_cache(), transaction, &headers); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // static |
| void HttpCacheHugeResourceTest::SetupInfixSparseCacheEntry( |
| MockHttpCache* cache) { |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.handler = nullptr; |
| transaction.request_headers = "Range: bytes = 99990-99999\r\n" EXTRA_HEADER; |
| transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Range: bytes 99990-99999/5000000000\n" |
| "Content-Length: 10\n"; |
| AddMockTransaction(&transaction); |
| std::string headers; |
| RunTransactionTestWithResponse(cache->http_cache(), transaction, &headers); |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // static |
| std::list<HugeCacheTestConfiguration> |
| HttpCacheHugeResourceTest::GetTestModes() { |
| std::list<HugeCacheTestConfiguration> test_modes; |
| const TransactionPhase kTransactionPhases[] = { |
| TransactionPhase::BEFORE_FIRST_READ, TransactionPhase::AFTER_FIRST_READ, |
| TransactionPhase::AFTER_NETWORK_READ}; |
| const CacheInitializer kInitializers[] = {&SetupTruncatedCacheEntry, |
| &SetupPrefixSparseCacheEntry, |
| &SetupInfixSparseCacheEntry}; |
| |
| for (const auto phase : kTransactionPhases) |
| for (const auto initializer : kInitializers) |
| test_modes.push_back(std::make_pair(phase, initializer)); |
| |
| return test_modes; |
| } |
| |
| // static |
| std::list<HugeCacheTestConfiguration> HttpCacheHugeResourceTest::kTestModes = |
| HttpCacheHugeResourceTest::GetTestModes(); |
| |
| INSTANTIATE_TEST_SUITE_P( |
| _, |
| HttpCacheHugeResourceTest, |
| ::testing::ValuesIn(HttpCacheHugeResourceTest::kTestModes)); |
| |
| } // namespace |
| |
| // Test what happens when StopCaching() is called while reading a huge resource |
| // fetched via GET. Various combinations of cache state and when StopCaching() |
| // is called is controlled by the parameter passed into the test via the |
| // INSTANTIATE_TEST_SUITE_P invocation above. |
| TEST_P(HttpCacheHugeResourceTest, |
| StopCachingFollowedByReadForHugeTruncatedResource) { |
| // This test is going to be repeated for all combinations of TransactionPhase |
| // and CacheInitializers returned by GetTestModes(). |
| const TransactionPhase stop_caching_phase = GetParam().first; |
| const CacheInitializer cache_initializer = GetParam().second; |
| |
| MockHttpCache cache; |
| (*cache_initializer)(&cache); |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| transaction.url = kRangeGET_TransactionOK.url; |
| transaction.handler = &LargeResourceTransactionHandler; |
| transaction.read_handler = &LargeBufferReader; |
| ScopedMockTransaction scoped_transaction(transaction); |
| |
| MockHttpRequest request(transaction); |
| net::TestCompletionCallback callback; |
| std::unique_ptr<net::HttpTransaction> http_transaction; |
| int rv = cache.http_cache()->CreateTransaction(net::DEFAULT_PRIORITY, |
| &http_transaction); |
| ASSERT_EQ(net::OK, rv); |
| ASSERT_TRUE(http_transaction.get()); |
| |
| bool network_transaction_started = false; |
| if (stop_caching_phase == TransactionPhase::AFTER_NETWORK_READ) { |
| http_transaction->SetBeforeNetworkStartCallback( |
| base::Bind(&SetFlagOnBeforeNetworkStart, &network_transaction_started)); |
| } |
| |
| rv = http_transaction->Start(&request, callback.callback(), |
| NetLogWithSource()); |
| rv = callback.GetResult(rv); |
| ASSERT_EQ(net::OK, rv); |
| |
| if (stop_caching_phase == TransactionPhase::BEFORE_FIRST_READ) |
| http_transaction->StopCaching(); |
| |
| int64_t total_bytes_received = 0; |
| |
| EXPECT_EQ(kTotalSize, |
| http_transaction->GetResponseInfo()->headers->GetContentLength()); |
| do { |
| // This test simulates reading gigabytes of data. Buffer size is set to 10MB |
| // to reduce the number of reads and speed up the test. |
| const int kBufferSize = 1024 * 1024 * 10; |
| scoped_refptr<net::IOBuffer> buf = |
| base::MakeRefCounted<net::IOBuffer>(kBufferSize); |
| rv = http_transaction->Read(buf.get(), kBufferSize, callback.callback()); |
| rv = callback.GetResult(rv); |
| |
| if (stop_caching_phase == TransactionPhase::AFTER_FIRST_READ && |
| total_bytes_received == 0) { |
| http_transaction->StopCaching(); |
| } |
| |
| if (rv > 0) |
| total_bytes_received += rv; |
| |
| if (network_transaction_started && |
| stop_caching_phase == TransactionPhase::AFTER_NETWORK_READ) { |
| http_transaction->StopCaching(); |
| network_transaction_started = false; |
| } |
| } while (rv > 0); |
| |
| // The only verification we are going to do is that the received resource has |
| // the correct size. This is sufficient to verify that the state machine |
| // didn't terminate abruptly due to the StopCaching() call. |
| EXPECT_EQ(kTotalSize, total_bytes_received); |
| } |
| |
| // Tests that we detect truncated resources from the net when there is |
| // a Content-Length header. |
| TEST_F(HttpCacheTest, TruncatedByContentLength) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| transaction.response_headers = "Cache-Control: max-age=10000\n" |
| "Content-Length: 100\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| RemoveMockTransaction(&transaction); |
| |
| // Read from the cache. |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| } |
| |
| // Tests that we actually flag entries as truncated when we detect an error |
| // from the net. |
| TEST_F(HttpCacheTest, TruncatedByContentLength2) { |
| MockHttpCache cache; |
| TestCompletionCallback callback; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| AddMockTransaction(&transaction); |
| transaction.response_headers = "Cache-Control: max-age=10000\n" |
| "Content-Length: 100\n" |
| "Etag: \"foo\"\n"; |
| RunTransactionTest(cache.http_cache(), transaction); |
| RemoveMockTransaction(&transaction); |
| |
| // Verify that the entry is marked as incomplete. |
| VerifyTruncatedFlag(&cache, kSimpleGET_Transaction.url, true, 0); |
| } |
| |
| // Make sure that calling SetPriority on a cache transaction passes on |
| // its priority updates to its underlying network transaction. |
| TEST_F(HttpCacheTest, SetPriority) { |
| MockHttpCache cache; |
| |
| HttpRequestInfo info; |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.http_cache()->CreateTransaction(IDLE, &trans), IsOk()); |
| |
| // Shouldn't crash, but doesn't do anything either. |
| trans->SetPriority(LOW); |
| |
| EXPECT_FALSE(cache.network_layer()->last_transaction()); |
| EXPECT_EQ(DEFAULT_PRIORITY, |
| cache.network_layer()->last_create_transaction_priority()); |
| |
| info.url = GURL(kSimpleGET_Transaction.url); |
| TestCompletionCallback callback; |
| EXPECT_EQ(ERR_IO_PENDING, |
| trans->Start(&info, callback.callback(), NetLogWithSource())); |
| |
| EXPECT_TRUE(cache.network_layer()->last_transaction()); |
| if (cache.network_layer()->last_transaction()) { |
| EXPECT_EQ(LOW, cache.network_layer()->last_create_transaction_priority()); |
| EXPECT_EQ(LOW, cache.network_layer()->last_transaction()->priority()); |
| } |
| |
| trans->SetPriority(HIGHEST); |
| |
| if (cache.network_layer()->last_transaction()) { |
| EXPECT_EQ(LOW, cache.network_layer()->last_create_transaction_priority()); |
| EXPECT_EQ(HIGHEST, cache.network_layer()->last_transaction()->priority()); |
| } |
| |
| EXPECT_THAT(callback.WaitForResult(), IsOk()); |
| } |
| |
| // Make sure that calling SetWebSocketHandshakeStreamCreateHelper on a cache |
| // transaction passes on its argument to the underlying network transaction. |
| TEST_F(HttpCacheTest, SetWebSocketHandshakeStreamCreateHelper) { |
| MockHttpCache cache; |
| HttpRequestInfo info; |
| |
| FakeWebSocketHandshakeStreamCreateHelper create_helper; |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.http_cache()->CreateTransaction(IDLE, &trans), IsOk()); |
| |
| EXPECT_FALSE(cache.network_layer()->last_transaction()); |
| |
| info.url = GURL(kSimpleGET_Transaction.url); |
| TestCompletionCallback callback; |
| EXPECT_EQ(ERR_IO_PENDING, |
| trans->Start(&info, callback.callback(), NetLogWithSource())); |
| |
| ASSERT_TRUE(cache.network_layer()->last_transaction()); |
| EXPECT_FALSE(cache.network_layer()->last_transaction()-> |
| websocket_handshake_stream_create_helper()); |
| trans->SetWebSocketHandshakeStreamCreateHelper(&create_helper); |
| EXPECT_EQ(&create_helper, |
| cache.network_layer()->last_transaction()-> |
| websocket_handshake_stream_create_helper()); |
| EXPECT_THAT(callback.WaitForResult(), IsOk()); |
| } |
| |
| // Make sure that a cache transaction passes on its priority to |
| // newly-created network transactions. |
| TEST_F(HttpCacheTest, SetPriorityNewTransaction) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| |
| std::string raw_headers("HTTP/1.1 200 OK\n" |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "ETag: \"foo\"\n" |
| "Accept-Ranges: bytes\n" |
| "Content-Length: 80\n"); |
| CreateTruncatedEntry(raw_headers, &cache); |
| |
| // Now make a regular request. |
| std::string headers; |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = EXTRA_HEADER; |
| transaction.data = kFullRangeData; |
| |
| std::unique_ptr<HttpTransaction> trans; |
| ASSERT_THAT(cache.http_cache()->CreateTransaction(MEDIUM, &trans), IsOk()); |
| EXPECT_EQ(DEFAULT_PRIORITY, |
| cache.network_layer()->last_create_transaction_priority()); |
| |
| MockHttpRequest info(transaction); |
| TestCompletionCallback callback; |
| EXPECT_EQ(ERR_IO_PENDING, |
| trans->Start(&info, callback.callback(), NetLogWithSource())); |
| EXPECT_THAT(callback.WaitForResult(), IsOk()); |
| |
| EXPECT_EQ(MEDIUM, cache.network_layer()->last_create_transaction_priority()); |
| |
| trans->SetPriority(HIGHEST); |
| // Should trigger a new network transaction and pick up the new |
| // priority. |
| ReadAndVerifyTransaction(trans.get(), transaction); |
| |
| EXPECT_EQ(HIGHEST, cache.network_layer()->last_create_transaction_priority()); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| namespace { |
| |
| void RunTransactionAndGetNetworkBytes(MockHttpCache* cache, |
| const MockTransaction& trans_info, |
| int64_t* sent_bytes, |
| int64_t* received_bytes) { |
| RunTransactionTestBase( |
| cache->http_cache(), trans_info, MockHttpRequest(trans_info), nullptr, |
| NetLogWithSource(), nullptr, sent_bytes, received_bytes, nullptr); |
| } |
| |
| } // namespace |
| |
| TEST_F(HttpCacheTest, NetworkBytesCacheMissAndThenHit) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kSimpleGET_Transaction); |
| int64_t sent, received; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes, received); |
| |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(0, sent); |
| EXPECT_EQ(0, received); |
| } |
| |
| TEST_F(HttpCacheTest, NetworkBytesConditionalRequest304) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kETagGET_Transaction); |
| int64_t sent, received; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes, received); |
| |
| transaction.load_flags = LOAD_VALIDATE_CACHE; |
| transaction.handler = ETagGet_ConditionalRequest_Handler; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes, received); |
| } |
| |
| TEST_F(HttpCacheTest, NetworkBytesConditionalRequest200) { |
| MockHttpCache cache; |
| |
| MockTransaction transaction(kTypicalGET_Transaction); |
| transaction.request_headers = "Foo: bar\r\n"; |
| transaction.response_headers = |
| "Date: Wed, 28 Nov 2007 09:40:09 GMT\n" |
| "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n" |
| "Etag: \"foopy\"\n" |
| "Cache-Control: max-age=0\n" |
| "Vary: Foo\n"; |
| AddMockTransaction(&transaction); |
| int64_t sent, received; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes, received); |
| |
| RevalidationServer server; |
| transaction.handler = server.Handler; |
| transaction.request_headers = "Foo: none\r\n"; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes, received); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| TEST_F(HttpCacheTest, NetworkBytesRange) { |
| MockHttpCache cache; |
| AddMockTransaction(&kRangeGET_TransactionOK); |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| |
| // Read bytes 40-49 from the network. |
| int64_t sent, received; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes, received); |
| |
| // Read bytes 40-49 from the cache. |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(0, sent); |
| EXPECT_EQ(0, received); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Read bytes 30-39 from the network. |
| transaction.request_headers = "Range: bytes = 30-39\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 30-39 "; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes, received); |
| base::RunLoop().RunUntilIdle(); |
| |
| // Read bytes 20-29 and 50-59 from the network, bytes 30-49 from the cache. |
| transaction.request_headers = "Range: bytes = 20-59\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 20-29 rg: 30-39 rg: 40-49 rg: 50-59 "; |
| RunTransactionAndGetNetworkBytes(&cache, transaction, &sent, &received); |
| EXPECT_EQ(MockNetworkTransaction::kTotalSentBytes * 2, sent); |
| EXPECT_EQ(MockNetworkTransaction::kTotalReceivedBytes * 2, received); |
| |
| RemoveMockTransaction(&kRangeGET_TransactionOK); |
| } |
| |
| class HttpCachePrefetchValidationTest : public TestWithScopedTaskEnvironment { |
| protected: |
| static const int kNumSecondsPerMinute = 60; |
| static const int kMaxAgeSecs = 100; |
| static const int kRequireValidationSecs = kMaxAgeSecs + 1; |
| |
| HttpCachePrefetchValidationTest() : transaction_(kSimpleGET_Transaction) { |
| DCHECK_LT(kMaxAgeSecs, prefetch_reuse_mins() * kNumSecondsPerMinute); |
| |
| cache_.http_cache()->SetClockForTesting(&clock_); |
| cache_.network_layer()->SetClock(&clock_); |
| |
| transaction_.response_headers = "Cache-Control: max-age=100\n"; |
| } |
| |
| bool TransactionRequiredNetwork(int load_flags) { |
| int pre_transaction_count = transaction_count(); |
| transaction_.load_flags = load_flags; |
| RunTransactionTest(cache_.http_cache(), transaction_); |
| return pre_transaction_count != transaction_count(); |
| } |
| |
| void AdvanceTime(int seconds) { |
| clock_.Advance(base::TimeDelta::FromSeconds(seconds)); |
| } |
| |
| int prefetch_reuse_mins() { return HttpCache::kPrefetchReuseMins; } |
| |
| // How many times this test has sent requests to the (fake) origin |
| // server. Every test case needs to make at least one request to initialise |
| // the cache. |
| int transaction_count() { |
| return cache_.network_layer()->transaction_count(); |
| } |
| |
| MockHttpCache cache_; |
| ScopedMockTransaction transaction_; |
| std::string response_headers_; |
| base::SimpleTestClock clock_; |
| }; |
| |
| TEST_F(HttpCachePrefetchValidationTest, SkipValidationShortlyAfterPrefetch) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, ValidateLongAfterPrefetch) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(prefetch_reuse_mins() * kNumSecondsPerMinute); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, SkipValidationOnceOnly) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, SkipValidationOnceReadOnly) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_ONLY_FROM_CACHE | |
| LOAD_SKIP_CACHE_VALIDATION)); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, BypassCacheOverwritesPrefetch) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_BYPASS_CACHE)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, |
| SkipValidationOnExistingEntryThatNeedsValidation) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, |
| SkipValidationOnExistingEntryThatDoesNotNeedValidation) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, PrefetchMultipleTimes) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCachePrefetchValidationTest, ValidateOnDelayedSecondPrefetch) { |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_TRUE(TransactionRequiredNetwork(LOAD_PREFETCH)); |
| AdvanceTime(kRequireValidationSecs); |
| EXPECT_FALSE(TransactionRequiredNetwork(LOAD_NORMAL)); |
| } |
| |
| TEST_F(HttpCacheTest, StaleContentNotUsedWhenLoadFlagNotSet) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction stale_while_revalidate_transaction( |
| kSimpleGET_Transaction); |
| |
| stale_while_revalidate_transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "Age: 10801\n" |
| "Cache-Control: max-age=0,stale-while-revalidate=86400\n"; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), stale_while_revalidate_transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| // Send the request again and check that it is sent to the network again. |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo( |
| cache.http_cache(), stale_while_revalidate_transaction, &response_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_FALSE(response_info.async_revalidation_requested); |
| } |
| |
| TEST_F(HttpCacheTest, StaleContentUsedWhenLoadFlagSetAndUsableThenTimesout) { |
| MockHttpCache cache; |
| base::SimpleTestClock clock; |
| cache.http_cache()->SetClockForTesting(&clock); |
| cache.network_layer()->SetClock(&clock); |
| clock.Advance(base::TimeDelta::FromSeconds(10)); |
| |
| ScopedMockTransaction stale_while_revalidate_transaction( |
| kSimpleGET_Transaction); |
| stale_while_revalidate_transaction.load_flags |= |
| LOAD_SUPPORT_ASYNC_REVALIDATION; |
| stale_while_revalidate_transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "Age: 10801\n" |
| "Cache-Control: max-age=0,stale-while-revalidate=86400\n"; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), stale_while_revalidate_transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| // Send the request again and check that it is not sent to the network again. |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo( |
| cache.http_cache(), stale_while_revalidate_transaction, &response_info); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_TRUE(response_info.async_revalidation_requested); |
| EXPECT_FALSE(response_info.stale_revalidate_timeout.is_null()); |
| |
| // Move forward in time such that the stale response is no longer valid. |
| clock.SetNow(response_info.stale_revalidate_timeout); |
| clock.Advance(base::TimeDelta::FromSeconds(1)); |
| |
| RunTransactionTestWithResponseInfo( |
| cache.http_cache(), stale_while_revalidate_transaction, &response_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_FALSE(response_info.async_revalidation_requested); |
| } |
| |
| TEST_F(HttpCacheTest, StaleContentUsedWhenLoadFlagSetAndUsable) { |
| MockHttpCache cache; |
| base::SimpleTestClock clock; |
| cache.http_cache()->SetClockForTesting(&clock); |
| cache.network_layer()->SetClock(&clock); |
| clock.Advance(base::TimeDelta::FromSeconds(10)); |
| |
| ScopedMockTransaction stale_while_revalidate_transaction( |
| kSimpleGET_Transaction); |
| stale_while_revalidate_transaction.load_flags |= |
| LOAD_SUPPORT_ASYNC_REVALIDATION; |
| stale_while_revalidate_transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "Age: 10801\n" |
| "Cache-Control: max-age=0,stale-while-revalidate=86400\n"; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), stale_while_revalidate_transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| // Send the request again and check that it is not sent to the network again. |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo( |
| cache.http_cache(), stale_while_revalidate_transaction, &response_info); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_TRUE(response_info.async_revalidation_requested); |
| EXPECT_FALSE(response_info.stale_revalidate_timeout.is_null()); |
| base::Time revalidation_timeout = response_info.stale_revalidate_timeout; |
| clock.Advance(base::TimeDelta::FromSeconds(1)); |
| EXPECT_TRUE(clock.Now() < revalidation_timeout); |
| |
| // Fetch the resource again inside the revalidation timeout window. |
| RunTransactionTestWithResponseInfo( |
| cache.http_cache(), stale_while_revalidate_transaction, &response_info); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_TRUE(response_info.async_revalidation_requested); |
| EXPECT_FALSE(response_info.stale_revalidate_timeout.is_null()); |
| // Expect that the original revalidation timeout hasn't changed. |
| EXPECT_TRUE(revalidation_timeout == response_info.stale_revalidate_timeout); |
| |
| // mask of async revalidation flag. |
| stale_while_revalidate_transaction.load_flags &= |
| ~LOAD_SUPPORT_ASYNC_REVALIDATION; |
| stale_while_revalidate_transaction.status = "HTTP/1.1 304 Not Modified"; |
| // Write 304 to the cache. |
| RunTransactionTestWithResponseInfo( |
| cache.http_cache(), stale_while_revalidate_transaction, &response_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_FALSE(response_info.async_revalidation_requested); |
| EXPECT_TRUE(response_info.stale_revalidate_timeout.is_null()); |
| } |
| |
| TEST_F(HttpCacheTest, StaleContentNotUsedWhenUnusable) { |
| MockHttpCache cache; |
| |
| ScopedMockTransaction stale_while_revalidate_transaction( |
| kSimpleGET_Transaction); |
| stale_while_revalidate_transaction.load_flags |= |
| LOAD_SUPPORT_ASYNC_REVALIDATION; |
| stale_while_revalidate_transaction.response_headers = |
| "Last-Modified: Sat, 18 Apr 2007 01:10:43 GMT\n" |
| "Age: 10801\n" |
| "Cache-Control: max-age=0,stale-while-revalidate=1800\n"; |
| |
| // Write to the cache. |
| RunTransactionTest(cache.http_cache(), stale_while_revalidate_transaction); |
| |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| |
| // Send the request again and check that it is sent to the network again. |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo( |
| cache.http_cache(), stale_while_revalidate_transaction, &response_info); |
| |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_FALSE(response_info.async_revalidation_requested); |
| } |
| |
| // Tests that we allow multiple simultaneous, non-overlapping transactions to |
| // take place on a sparse entry. |
| TEST_F(HttpCacheTest, RangeGET_MultipleRequests) { |
| MockHttpCache cache; |
| |
| // Create a transaction for bytes 0-9. |
| MockHttpRequest request(kRangeGET_TransactionOK); |
| MockTransaction transaction(kRangeGET_TransactionOK); |
| transaction.request_headers = "Range: bytes = 0-9\r\n" EXTRA_HEADER; |
| transaction.data = "rg: 00-09 "; |
| AddMockTransaction(&transaction); |
| |
| TestCompletionCallback callback; |
| std::unique_ptr<HttpTransaction> trans; |
| int rv = cache.http_cache()->CreateTransaction(DEFAULT_PRIORITY, &trans); |
| EXPECT_THAT(rv, IsOk()); |
| ASSERT_TRUE(trans.get()); |
| |
| // Start our transaction. |
| trans->Start(&request, callback.callback(), NetLogWithSource()); |
| |
| // A second transaction on a different part of the file (the default |
| // kRangeGET_TransactionOK requests 40-49) should not be blocked by |
| // the already pending transaction. |
| RunTransactionTest(cache.http_cache(), kRangeGET_TransactionOK); |
| |
| // Let the first transaction complete. |
| callback.WaitForResult(); |
| |
| RemoveMockTransaction(&transaction); |
| } |
| |
| // Makes sure that a request stops using the cache when the response headers |
| // with "Cache-Control: no-store" arrives. That means that another request for |
| // the same URL can be processed before the response body of the original |
| // request arrives. |
| TEST_F(HttpCacheTest, NoStoreResponseShouldNotBlockFollowingRequests) { |
| MockHttpCache cache; |
| ScopedMockTransaction mock_transaction(kSimpleGET_Transaction); |
| mock_transaction.response_headers = "Cache-Control: no-store\n"; |
| MockHttpRequest request(mock_transaction); |
| |
| auto first = std::make_unique<Context>(); |
| first->result = cache.CreateTransaction(&first->trans); |
| ASSERT_THAT(first->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, first->trans->GetLoadState()); |
| first->result = first->trans->Start(&request, first->callback.callback(), |
| NetLogWithSource()); |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, first->trans->GetLoadState()); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(LOAD_STATE_IDLE, first->trans->GetLoadState()); |
| ASSERT_TRUE(first->trans->GetResponseInfo()); |
| EXPECT_TRUE(first->trans->GetResponseInfo()->headers->HasHeaderValue( |
| "Cache-Control", "no-store")); |
| // Here we have read the response header but not read the response body yet. |
| |
| // Let us create the second (read) transaction. |
| auto second = std::make_unique<Context>(); |
| second->result = cache.CreateTransaction(&second->trans); |
| ASSERT_THAT(second->result, IsOk()); |
| EXPECT_EQ(LOAD_STATE_IDLE, second->trans->GetLoadState()); |
| second->result = second->trans->Start(&request, second->callback.callback(), |
| NetLogWithSource()); |
| |
| // Here the second transaction proceeds without reading the first body. |
| EXPECT_EQ(LOAD_STATE_WAITING_FOR_CACHE, second->trans->GetLoadState()); |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_EQ(LOAD_STATE_IDLE, second->trans->GetLoadState()); |
| ASSERT_TRUE(second->trans->GetResponseInfo()); |
| EXPECT_TRUE(second->trans->GetResponseInfo()->headers->HasHeaderValue( |
| "Cache-Control", "no-store")); |
| ReadAndVerifyTransaction(second->trans.get(), kSimpleGET_Transaction); |
| } |
| |
| // Tests that serving a response entirely from cache replays the previous |
| // SSLInfo. |
| TEST_F(HttpCacheTest, CachePreservesSSLInfo) { |
| static const uint16_t kTLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 = 0xc02f; |
| int status = 0; |
| SSLConnectionStatusSetCipherSuite(kTLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, |
| &status); |
| SSLConnectionStatusSetVersion(SSL_CONNECTION_VERSION_TLS1_2, &status); |
| |
| scoped_refptr<X509Certificate> cert = |
| ImportCertFromFile(GetTestCertsDirectory(), "ok_cert.pem"); |
| |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kSimpleGET_Transaction); |
| transaction.cert = cert; |
| transaction.ssl_connection_status = status; |
| |
| // Fetch the resource. |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), transaction, |
| &response_info); |
| |
| // The request should have hit the network and a cache entry created. |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The expected SSL state was reported. |
| EXPECT_EQ(transaction.ssl_connection_status, |
| response_info.ssl_info.connection_status); |
| EXPECT_TRUE(cert->EqualsIncludingChain(response_info.ssl_info.cert.get())); |
| |
| // Fetch the resource again. |
| RunTransactionTestWithResponseInfo(cache.http_cache(), transaction, |
| &response_info); |
| |
| // The request should have been reused without hitting the network. |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| |
| // The SSL state was preserved. |
| EXPECT_EQ(status, response_info.ssl_info.connection_status); |
| EXPECT_TRUE(cert->EqualsIncludingChain(response_info.ssl_info.cert.get())); |
| } |
| |
| // Tests that SSLInfo gets updated when revalidating a cached response. |
| TEST_F(HttpCacheTest, RevalidationUpdatesSSLInfo) { |
| static const uint16_t kTLS_RSA_WITH_RC4_128_MD5 = 0x0004; |
| static const uint16_t kTLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 = 0xc02f; |
| |
| int status1 = 0; |
| SSLConnectionStatusSetCipherSuite(kTLS_RSA_WITH_RC4_128_MD5, &status1); |
| SSLConnectionStatusSetVersion(SSL_CONNECTION_VERSION_TLS1, &status1); |
| int status2 = 0; |
| SSLConnectionStatusSetCipherSuite(kTLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, |
| &status2); |
| SSLConnectionStatusSetVersion(SSL_CONNECTION_VERSION_TLS1_2, &status2); |
| |
| scoped_refptr<X509Certificate> cert1 = |
| ImportCertFromFile(GetTestCertsDirectory(), "expired_cert.pem"); |
| scoped_refptr<X509Certificate> cert2 = |
| ImportCertFromFile(GetTestCertsDirectory(), "ok_cert.pem"); |
| |
| MockHttpCache cache; |
| |
| ScopedMockTransaction transaction(kTypicalGET_Transaction); |
| transaction.cert = cert1; |
| transaction.ssl_connection_status = status1; |
| |
| // Fetch the resource. |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), transaction, |
| &response_info); |
| |
| // The request should have hit the network and a cache entry created. |
| EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| EXPECT_FALSE(response_info.was_cached); |
| |
| // The expected SSL state was reported. |
| EXPECT_EQ(status1, response_info.ssl_info.connection_status); |
| EXPECT_TRUE(cert1->EqualsIncludingChain(response_info.ssl_info.cert.get())); |
| |
| // The server deploys a more modern configuration but reports 304 on the |
| // revalidation attempt. |
| transaction.status = "HTTP/1.1 304 Not Modified"; |
| transaction.cert = cert2; |
| transaction.ssl_connection_status = status2; |
| |
| // Fetch the resource again, forcing a revalidation. |
| transaction.request_headers = "Cache-Control: max-age=0\r\n"; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), transaction, |
| &response_info); |
| |
| // The request should have been successfully revalidated. |
| EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
| EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| EXPECT_TRUE(response_info.was_cached); |
| |
| // The new SSL state is reported. |
| EXPECT_EQ(status2, response_info.ssl_info.connection_status); |
| EXPECT_TRUE(cert2->EqualsIncludingChain(response_info.ssl_info.cert.get())); |
| } |
| |
| TEST_F(HttpCacheTest, CacheEntryStatusOther) { |
| MockHttpCache cache; |
| |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kRangeGET_Transaction, |
| &response_info); |
| |
| EXPECT_FALSE(response_info.was_cached); |
| EXPECT_TRUE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_OTHER, response_info.cache_entry_status); |
| } |
| |
| TEST_F(HttpCacheTest, CacheEntryStatusNotInCache) { |
| MockHttpCache cache; |
| |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response_info); |
| |
| EXPECT_FALSE(response_info.was_cached); |
| EXPECT_TRUE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_NOT_IN_CACHE, |
| response_info.cache_entry_status); |
| } |
| |
| TEST_F(HttpCacheTest, CacheEntryStatusUsed) { |
| MockHttpCache cache; |
| RunTransactionTest(cache.http_cache(), kSimpleGET_Transaction); |
| |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
| &response_info); |
| |
| EXPECT_TRUE(response_info.was_cached); |
| EXPECT_FALSE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_USED, response_info.cache_entry_status); |
| } |
| |
| TEST_F(HttpCacheTest, CacheEntryStatusValidated) { |
| MockHttpCache cache; |
| RunTransactionTest(cache.http_cache(), kETagGET_Transaction); |
| |
| ScopedMockTransaction still_valid(kETagGET_Transaction); |
| still_valid.load_flags = LOAD_VALIDATE_CACHE; // Force a validation. |
| still_valid.handler = ETagGet_ConditionalRequest_Handler; |
| |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), still_valid, |
| &response_info); |
| |
| EXPECT_TRUE(response_info.was_cached); |
| EXPECT_TRUE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_VALIDATED, |
| response_info.cache_entry_status); |
| } |
| |
| TEST_F(HttpCacheTest, CacheEntryStatusUpdated) { |
| MockHttpCache cache; |
| RunTransactionTest(cache.http_cache(), kETagGET_Transaction); |
| |
| ScopedMockTransaction update(kETagGET_Transaction); |
| update.load_flags = LOAD_VALIDATE_CACHE; // Force a validation. |
| |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), update, |
| &response_info); |
| |
| EXPECT_FALSE(response_info.was_cached); |
| EXPECT_TRUE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_UPDATED, response_info.cache_entry_status); |
| } |
| |
| TEST_F(HttpCacheTest, CacheEntryStatusCantConditionalize) { |
| MockHttpCache cache; |
| cache.FailConditionalizations(); |
| RunTransactionTest(cache.http_cache(), kTypicalGET_Transaction); |
| |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), |
| kTypicalGET_Transaction, &response_info); |
| |
| EXPECT_FALSE(response_info.was_cached); |
| EXPECT_TRUE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_CANT_CONDITIONALIZE, |
| response_info.cache_entry_status); |
| } |
| |
| class TestCompletionCallbackForHttpCache : public TestCompletionCallback { |
| public: |
| TestCompletionCallbackForHttpCache() {} |
| ~TestCompletionCallbackForHttpCache() override = default; |
| |
| const std::vector<int>& results() { return results_; } |
| |
| private: |
| std::vector<int> results_; |
| |
| protected: |
| void SetResult(int result) override { |
| results_.push_back(result); |
| DidSetResult(); |
| } |
| }; |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedDoomFollowedByOpen) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to DoomEntry and OpenEntry |
| // below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = DoomEntry(cache.http_cache(), m_transaction.url, transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = OpenEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that DoomEntry failed correctly. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_DOOM_FAILURE); |
| // Verify that OpenEntry fails with the same code. |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_DOOM_FAILURE); |
| ASSERT_EQ(entry1, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedDoomFollowedByCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to DoomEntry and CreateEntry |
| // below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = DoomEntry(cache.http_cache(), m_transaction.url, transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that DoomEntry failed correctly. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_DOOM_FAILURE); |
| // Verify that CreateEntry requests a restart (CACHE_RACE). |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_RACE); |
| ASSERT_EQ(entry1, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedDoomFollowedByDoom) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to DoomEntry below require that |
| // it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = DoomEntry(cache.http_cache(), m_transaction.url, transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = DoomEntry(cache.http_cache(), m_transaction.url, transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that DoomEntry failed correctly. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_DOOM_FAILURE); |
| // Verify that the second DoomEntry requests a restart (CACHE_RACE). |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_RACE); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedOpenFollowedByCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to OpenEntry and CreateEntry |
| // below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = OpenEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that OpenEntry failed correctly. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_OPEN_FAILURE); |
| ASSERT_EQ(entry1, nullptr); |
| // Verify that the CreateEntry requests a restart (CACHE_RACE). |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_RACE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedCreateFollowedByOpen) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to CreateEntry and OpenEntry |
| // below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = OpenEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that CreateEntry failed correctly. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_CREATE_FAILURE); |
| ASSERT_EQ(entry1, nullptr); |
| // Verify that the OpenEntry requests a restart (CACHE_RACE). |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_RACE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedCreateFollowedByCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to CreateEntry below require |
| // that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify the CreateEntry(s) failed. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_CREATE_FAILURE); |
| ASSERT_EQ(entry1, nullptr); |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_CREATE_FAILURE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, CreateFollowedByCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to CreateEntry below require |
| // that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| // Queue up our operations. |
| int rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that the first CreateEntry succeeded. |
| ASSERT_EQ(cb.results()[0], OK); |
| ASSERT_NE(entry1, nullptr); |
| // Verify that the second CreateEntry failed. |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_CREATE_FAILURE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, OperationFollowedByDoom) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to CreateEntry and DoomEntry |
| // below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| |
| // Queue up our operations. |
| // For this test all we need is some operation followed by a doom, a create |
| // fulfills that requirement. |
| int rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| rv = DoomEntry(cache.http_cache(), m_transaction.url, transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that the CreateEntry succeeded. |
| ASSERT_EQ(cb.results()[0], OK); |
| // Verify that the DoomEntry requests a restart (CACHE_RACE). |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_RACE); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, CreateFollowedByOpenOrCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to CreateEntry and |
| // OpenOrCreateEntry below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| // Queue up our operations. |
| int rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that the CreateEntry succeeded. |
| ASSERT_EQ(cb.results()[0], OK); |
| ASSERT_NE(entry1, nullptr); |
| // Verify that OpenOrCreateEntry succeeded. |
| ASSERT_EQ(cb.results()[1], OK); |
| ASSERT_NE(entry2, nullptr); |
| ASSERT_EQ(entry1->disk_entry, entry2->disk_entry); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedCreateFollowedByOpenOrCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to CreateEntry and |
| // OpenOrCreateEntry below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that CreateEntry failed correctly. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_CREATE_FAILURE); |
| ASSERT_EQ(entry1, nullptr); |
| // Verify that the OpenOrCreateEntry requests a restart (CACHE_RACE). |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_RACE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, OpenFollowedByOpenOrCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to OpenEntry and |
| // OpenOrCreateEntry below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry0 = nullptr; |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| // First need to create and entry so we can open it. |
| int rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry0, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), static_cast<size_t>(1)); |
| ASSERT_EQ(cb.results()[0], OK); |
| ASSERT_NE(entry0, nullptr); |
| // Manually DeactivateEntry() because OpenEntry() fails if there is an |
| // existing active entry. |
| DeactivateEntry(cache.http_cache(), entry0); |
| |
| // Queue up our operations. |
| rv = OpenEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 3u); |
| |
| // Verify that the OpenEntry succeeded. |
| ASSERT_EQ(cb.results()[1], OK); |
| ASSERT_NE(entry1, nullptr); |
| // Verify that OpenOrCreateEntry succeeded. |
| ASSERT_EQ(cb.results()[2], OK); |
| ASSERT_NE(entry2, nullptr); |
| ASSERT_EQ(entry1->disk_entry, entry2->disk_entry); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedOpenFollowedByOpenOrCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to OpenEntry and |
| // OpenOrCreateEntry below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = OpenEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that OpenEntry failed correctly. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_OPEN_FAILURE); |
| ASSERT_EQ(entry1, nullptr); |
| // Verify that the OpenOrCreateEntry requests a restart (CACHE_RACE). |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_RACE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, OpenOrCreateFollowedByCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to OpenOrCreateEntry and |
| // CreateEntry below require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| // Queue up our operations. |
| int rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| rv = CreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that the OpenOrCreateEntry succeeded. |
| ASSERT_EQ(cb.results()[0], OK); |
| ASSERT_NE(entry1, nullptr); |
| // Verify that CreateEntry failed. |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_CREATE_FAILURE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, OpenOrCreateFollowedByOpenOrCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to OpenOrCreateEntry below |
| // require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| // Queue up our operations. |
| int rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that the OpenOrCreateEntry succeeded. |
| ASSERT_EQ(cb.results()[0], OK); |
| ASSERT_NE(entry1, nullptr); |
| // Verify that the other succeeded. |
| ASSERT_EQ(cb.results()[1], OK); |
| ASSERT_NE(entry2, nullptr); |
| } |
| |
| TEST_F(HttpCacheIOCallbackTest, FailedOpenOrCreateFollowedByOpenOrCreate) { |
| MockHttpCache cache; |
| TestCompletionCallbackForHttpCache cb; |
| std::unique_ptr<Transaction> transaction = |
| std::make_unique<Transaction>(DEFAULT_PRIORITY, cache.http_cache()); |
| |
| transaction->SetIOCallBackForTest(cb.callback()); |
| |
| // Create the backend here as our direct calls to OpenOrCreateEntry below |
| // require that it exists. |
| cache.backend(); |
| |
| // Need a mock transaction in order to use some of MockHttpCache's |
| // functions. |
| ScopedMockTransaction m_transaction(kSimpleGET_Transaction); |
| |
| ActiveEntry* entry1 = nullptr; |
| ActiveEntry* entry2 = nullptr; |
| |
| cache.disk_cache()->set_force_fail_callback_later(true); |
| |
| // Queue up our operations. |
| int rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry1, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| cache.disk_cache()->set_force_fail_callback_later(false); |
| rv = OpenOrCreateEntry(cache.http_cache(), m_transaction.url, &entry2, |
| transaction.get()); |
| ASSERT_EQ(rv, ERR_IO_PENDING); |
| |
| // Wait for all the results to arrive. |
| cb.GetResult(rv); |
| ASSERT_EQ(cb.results().size(), 2u); |
| |
| // Verify that the OpenOrCreateEntry failed. |
| ASSERT_EQ(cb.results()[0], ERR_CACHE_OPEN_OR_CREATE_FAILURE); |
| ASSERT_EQ(entry1, nullptr); |
| // Verify that the other failed. |
| ASSERT_EQ(cb.results()[1], ERR_CACHE_OPEN_OR_CREATE_FAILURE); |
| ASSERT_EQ(entry2, nullptr); |
| } |
| |
| class HttpCacheMemoryDumpTest |
| : public testing::TestWithParam<base::trace_event::MemoryDumpLevelOfDetail>, |
| public WithScopedTaskEnvironment {}; |
| |
| INSTANTIATE_TEST_SUITE_P( |
| /* no prefix */, |
| HttpCacheMemoryDumpTest, |
| ::testing::Values(base::trace_event::MemoryDumpLevelOfDetail::DETAILED, |
| base::trace_event::MemoryDumpLevelOfDetail::BACKGROUND)); |
| |
| // Basic test to make sure HttpCache::DumpMemoryStats doesn't crash. |
| TEST_P(HttpCacheMemoryDumpTest, DumpMemoryStats) { |
| MockHttpCache cache; |
| cache.FailConditionalizations(); |
| RunTransactionTest(cache.http_cache(), kTypicalGET_Transaction); |
| |
| HttpResponseInfo response_info; |
| RunTransactionTestWithResponseInfo(cache.http_cache(), |
| kTypicalGET_Transaction, &response_info); |
| |
| EXPECT_FALSE(response_info.was_cached); |
| EXPECT_TRUE(response_info.network_accessed); |
| EXPECT_EQ(CacheEntryStatus::ENTRY_CANT_CONDITIONALIZE, |
| response_info.cache_entry_status); |
| |
| base::trace_event::MemoryDumpArgs dump_args = {GetParam()}; |
| auto process_memory_dump = |
| std::make_unique<base::trace_event::ProcessMemoryDump>(dump_args); |
| base::trace_event::MemoryAllocatorDump* parent_dump = |
| process_memory_dump->CreateAllocatorDump( |
| "net/url_request_context/main/0x123"); |
| cache.http_cache()->DumpMemoryStats(process_memory_dump.get(), |
| parent_dump->absolute_name()); |
| |
| const base::trace_event::MemoryAllocatorDump* dump = |
| process_memory_dump->GetAllocatorDump( |
| "net/url_request_context/main/0x123/http_cache"); |
| ASSERT_NE(nullptr, dump); |
| |
| using Entry = base::trace_event::MemoryAllocatorDump::Entry; |
| const std::vector<Entry>& entries = dump->entries(); |
| ASSERT_THAT(entries, |
| Contains(AllOf( |
| Field(&Entry::name, |
| Eq(base::trace_event::MemoryAllocatorDump::kNameSize)), |
| Field(&Entry::value_uint64, Gt(0UL))))); |
| } |
| |
| } // namespace net |