blob: 24ae91c1e0e677f163963639f7ec1c24b44065f8 [file] [log] [blame]
// 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 "content/child/resource_dispatcher.h"
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include <string>
#include <tuple>
#include <utility>
#include <vector>
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/memory/shared_memory.h"
#include "base/message_loop/message_loop.h"
#include "base/process/process_handle.h"
#include "base/run_loop.h"
#include "base/test/scoped_feature_list.h"
#include "content/child/request_extra_data.h"
#include "content/child/test_request_peer.h"
#include "content/common/appcache_interfaces.h"
#include "content/common/resource_messages.h"
#include "content/common/resource_request.h"
#include "content/common/resource_request_completion_status.h"
#include "content/common/service_worker/service_worker_types.h"
#include "content/public/child/fixed_received_data.h"
#include "content/public/child/request_peer.h"
#include "content/public/child/resource_dispatcher_delegate.h"
#include "content/public/common/content_features.h"
#include "content/public/common/request_context_frame_type.h"
#include "content/public/common/resource_response.h"
#include "net/base/net_errors.h"
#include "net/base/request_priority.h"
#include "net/http/http_response_headers.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
#include "url/gurl.h"
namespace content {
static const char kTestPageUrl[] = "http://www.google.com/";
static const char kTestPageHeaders[] =
"HTTP/1.1 200 OK\nContent-Type:text/html\n\n";
static const char kTestPageMimeType[] = "text/html";
static const char kTestPageCharset[] = "";
static const char kTestPageContents[] =
"<html><head><title>Google</title></head><body><h1>Google</h1></body></html>";
static const char kTestRedirectHeaders[] =
"HTTP/1.1 302 Found\nLocation:http://www.google.com/\n\n";
// Sets up the message sender override for the unit test.
class ResourceDispatcherTest : public testing::Test, public IPC::Sender {
public:
ResourceDispatcherTest()
: dispatcher_(new ResourceDispatcher(this, message_loop_.task_runner())) {
}
~ResourceDispatcherTest() override {
shared_memory_map_.clear();
dispatcher_.reset();
base::RunLoop().RunUntilIdle();
}
// Emulates IPC send operations (IPC::Sender) by adding
// pending messages to the queue.
bool Send(IPC::Message* msg) override {
message_queue_.push_back(IPC::Message(*msg));
delete msg;
return true;
}
size_t queued_messages() const { return message_queue_.size(); }
// Returns the ID of the consumed request. Can't make assumptions about the
// ID, because numbering is based on a global.
int ConsumeRequestResource() {
if (message_queue_.empty()) {
ADD_FAILURE() << "Missing resource request message";
return -1;
}
ResourceHostMsg_RequestResource::Param params;
if (ResourceHostMsg_RequestResource::ID != message_queue_[0].type() ||
!ResourceHostMsg_RequestResource::Read(&message_queue_[0], &params)) {
ADD_FAILURE() << "Expected ResourceHostMsg_RequestResource message";
return -1;
}
ResourceRequest request = std::get<2>(params);
EXPECT_EQ(kTestPageUrl, request.url.spec());
message_queue_.erase(message_queue_.begin());
return std::get<1>(params);
}
void ConsumeFollowRedirect(int expected_request_id) {
ASSERT_FALSE(message_queue_.empty());
std::tuple<int> args;
ASSERT_EQ(ResourceHostMsg_FollowRedirect::ID, message_queue_[0].type());
ASSERT_TRUE(ResourceHostMsg_FollowRedirect::Read(
&message_queue_[0], &args));
EXPECT_EQ(expected_request_id, std::get<0>(args));
message_queue_.erase(message_queue_.begin());
}
void ConsumeDataReceived_ACK(int expected_request_id) {
ASSERT_FALSE(message_queue_.empty());
std::tuple<int> args;
ASSERT_EQ(ResourceHostMsg_DataReceived_ACK::ID, message_queue_[0].type());
ASSERT_TRUE(ResourceHostMsg_DataReceived_ACK::Read(
&message_queue_[0], &args));
EXPECT_EQ(expected_request_id, std::get<0>(args));
message_queue_.erase(message_queue_.begin());
}
void ConsumeReleaseDownloadedFile(int expected_request_id) {
ASSERT_FALSE(message_queue_.empty());
std::tuple<int> args;
ASSERT_EQ(ResourceHostMsg_ReleaseDownloadedFile::ID,
message_queue_[0].type());
ASSERT_TRUE(ResourceHostMsg_ReleaseDownloadedFile::Read(
&message_queue_[0], &args));
EXPECT_EQ(expected_request_id, std::get<0>(args));
message_queue_.erase(message_queue_.begin());
}
void ConsumeCancelRequest(int expected_request_id) {
ASSERT_FALSE(message_queue_.empty());
std::tuple<int> args;
ASSERT_EQ(ResourceHostMsg_CancelRequest::ID, message_queue_[0].type());
ASSERT_TRUE(ResourceHostMsg_CancelRequest::Read(
&message_queue_[0], &args));
EXPECT_EQ(expected_request_id, std::get<0>(args));
message_queue_.erase(message_queue_.begin());
}
void NotifyReceivedRedirect(int request_id) {
ResourceResponseHead head;
std::string raw_headers(kTestRedirectHeaders);
std::replace(raw_headers.begin(), raw_headers.end(), '\n', '\0');
head.headers = new net::HttpResponseHeaders(raw_headers);
net::RedirectInfo redirect_info;
redirect_info.status_code = 302;
redirect_info.new_method = "GET";
redirect_info.new_url = GURL(kTestPageUrl);
redirect_info.new_first_party_for_cookies = GURL(kTestPageUrl);
EXPECT_EQ(true, dispatcher_->OnMessageReceived(ResourceMsg_ReceivedRedirect(
request_id, redirect_info, head)));
}
void NotifyReceivedResponse(int request_id) {
ResourceResponseHead head;
std::string raw_headers(kTestPageHeaders);
std::replace(raw_headers.begin(), raw_headers.end(), '\n', '\0');
head.headers = new net::HttpResponseHeaders(raw_headers);
head.mime_type = kTestPageMimeType;
head.charset = kTestPageCharset;
EXPECT_EQ(true, dispatcher_->OnMessageReceived(
ResourceMsg_ReceivedResponse(request_id, head)));
}
void NotifySetDataBuffer(int request_id, size_t buffer_size) {
base::SharedMemory* shared_memory = new base::SharedMemory();
ASSERT_FALSE(shared_memory_map_[request_id]);
shared_memory_map_[request_id] = base::WrapUnique(shared_memory);
EXPECT_TRUE(shared_memory->CreateAndMapAnonymous(buffer_size));
base::SharedMemoryHandle duplicate_handle;
EXPECT_TRUE(shared_memory->ShareToProcess(base::GetCurrentProcessHandle(),
&duplicate_handle));
EXPECT_TRUE(dispatcher_->OnMessageReceived(ResourceMsg_SetDataBuffer(
request_id, duplicate_handle, shared_memory->requested_size(), 0)));
}
void NotifyDataReceived(int request_id, const std::string& data) {
ASSERT_LE(data.length(), shared_memory_map_[request_id]->requested_size());
memcpy(shared_memory_map_[request_id]->memory(), data.c_str(),
data.length());
EXPECT_TRUE(dispatcher_->OnMessageReceived(ResourceMsg_DataReceived(
request_id, 0, data.length(), data.length())));
}
void NotifyDataDownloaded(int request_id,
int decoded_length,
int encoded_data_length) {
EXPECT_TRUE(dispatcher_->OnMessageReceived(ResourceMsg_DataDownloaded(
request_id, decoded_length, encoded_data_length)));
}
void NotifyRequestComplete(int request_id, size_t total_size) {
ResourceRequestCompletionStatus request_complete_data;
request_complete_data.error_code = net::OK;
request_complete_data.was_ignored_by_handler = false;
request_complete_data.exists_in_cache = false;
request_complete_data.encoded_data_length = total_size;
EXPECT_TRUE(dispatcher_->OnMessageReceived(
ResourceMsg_RequestComplete(request_id, request_complete_data)));
}
std::unique_ptr<ResourceRequest> CreateResourceRequest(
bool download_to_file) {
std::unique_ptr<ResourceRequest> request(new ResourceRequest());
request->method = "GET";
request->url = GURL(kTestPageUrl);
request->first_party_for_cookies = GURL(kTestPageUrl);
request->referrer_policy = blink::kWebReferrerPolicyDefault;
request->resource_type = RESOURCE_TYPE_SUB_RESOURCE;
request->priority = net::LOW;
request->fetch_request_mode = FETCH_REQUEST_MODE_NO_CORS;
request->fetch_frame_type = REQUEST_CONTEXT_FRAME_TYPE_NONE;
request->download_to_file = download_to_file;
const RequestExtraData extra_data;
extra_data.CopyToResourceRequest(request.get());
return request;
}
ResourceDispatcher* dispatcher() { return dispatcher_.get(); }
int StartAsync(std::unique_ptr<ResourceRequest> request,
ResourceRequestBodyImpl* request_body,
TestRequestPeer::Context* peer_context) {
std::unique_ptr<TestRequestPeer> peer(
new TestRequestPeer(dispatcher(), peer_context));
int request_id = dispatcher()->StartAsync(
std::move(request), 0, nullptr, url::Origin(), std::move(peer),
blink::WebURLRequest::LoadingIPCType::kChromeIPC, nullptr,
mojo::ScopedDataPipeConsumerHandle());
peer_context->request_id = request_id;
return request_id;
}
private:
// Map of request IDs to shared memory.
std::map<int, std::unique_ptr<base::SharedMemory>> shared_memory_map_;
std::vector<IPC::Message> message_queue_;
base::MessageLoop message_loop_;
std::unique_ptr<ResourceDispatcher> dispatcher_;
};
// Does a simple request and tests that the correct data is received. Simulates
// two reads.
TEST_F(ResourceDispatcherTest, RoundTrip) {
// Number of bytes received in the first read.
const size_t kFirstReceiveSize = 2;
ASSERT_LT(kFirstReceiveSize, strlen(kTestPageContents));
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
StartAsync(std::move(request), NULL, &peer_context);
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
NotifyReceivedResponse(id);
EXPECT_EQ(0u, queued_messages());
EXPECT_TRUE(peer_context.received_response);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, std::string(kTestPageContents, kFirstReceiveSize));
ConsumeDataReceived_ACK(id);
EXPECT_EQ(0u, queued_messages());
NotifyDataReceived(id, kTestPageContents + kFirstReceiveSize);
ConsumeDataReceived_ACK(id);
EXPECT_EQ(0u, queued_messages());
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_TRUE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
}
// Tests that the request IDs are straight when there are two interleaving
// requests.
TEST_F(ResourceDispatcherTest, MultipleRequests) {
const char kTestPageContents2[] = "Not kTestPageContents";
std::unique_ptr<ResourceRequest> request1(CreateResourceRequest(false));
TestRequestPeer::Context peer_context1;
StartAsync(std::move(request1), NULL, &peer_context1);
std::unique_ptr<ResourceRequest> request2(CreateResourceRequest(false));
TestRequestPeer::Context peer_context2;
StartAsync(std::move(request2), NULL, &peer_context2);
int id1 = ConsumeRequestResource();
int id2 = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
NotifyReceivedResponse(id1);
EXPECT_TRUE(peer_context1.received_response);
EXPECT_FALSE(peer_context2.received_response);
NotifyReceivedResponse(id2);
EXPECT_TRUE(peer_context2.received_response);
EXPECT_EQ(0u, queued_messages());
NotifySetDataBuffer(id2, strlen(kTestPageContents2));
NotifyDataReceived(id2, kTestPageContents2);
ConsumeDataReceived_ACK(id2);
NotifySetDataBuffer(id1, strlen(kTestPageContents));
NotifyDataReceived(id1, kTestPageContents);
ConsumeDataReceived_ACK(id1);
EXPECT_EQ(0u, queued_messages());
NotifyRequestComplete(id1, strlen(kTestPageContents));
EXPECT_EQ(kTestPageContents, peer_context1.data);
EXPECT_TRUE(peer_context1.complete);
EXPECT_FALSE(peer_context2.complete);
NotifyRequestComplete(id2, strlen(kTestPageContents2));
EXPECT_EQ(kTestPageContents2, peer_context2.data);
EXPECT_TRUE(peer_context2.complete);
EXPECT_EQ(0u, queued_messages());
}
// Tests that the cancel method prevents other messages from being received.
TEST_F(ResourceDispatcherTest, Cancel) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
// Cancel the request.
dispatcher()->Cancel(request_id);
ConsumeCancelRequest(id);
// Any future messages related to the request should be ignored.
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.received_response);
EXPECT_FALSE(peer_context.complete);
}
// Tests that calling cancel during a callback works as expected.
TEST_F(ResourceDispatcherTest, CancelDuringCallback) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
StartAsync(std::move(request), NULL, &peer_context);
peer_context.cancel_on_receive_response = true;
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
NotifyReceivedResponse(id);
EXPECT_TRUE(peer_context.received_response);
// Request should have been cancelled.
ConsumeCancelRequest(id);
// Any future messages related to the request should be ignored.
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
}
class TestResourceDispatcherDelegate : public ResourceDispatcherDelegate {
public:
TestResourceDispatcherDelegate() {}
~TestResourceDispatcherDelegate() override {}
std::unique_ptr<RequestPeer> OnRequestComplete(
std::unique_ptr<RequestPeer> current_peer,
ResourceType resource_type,
int error_code) override {
return current_peer;
}
std::unique_ptr<RequestPeer> OnReceivedResponse(
std::unique_ptr<RequestPeer> current_peer,
const std::string& mime_type,
const GURL& url) override {
return base::MakeUnique<WrapperPeer>(std::move(current_peer));
}
class WrapperPeer : public RequestPeer {
public:
explicit WrapperPeer(std::unique_ptr<RequestPeer> original_peer)
: original_peer_(std::move(original_peer)) {}
void OnUploadProgress(uint64_t position, uint64_t size) override {}
bool OnReceivedRedirect(const net::RedirectInfo& redirect_info,
const ResourceResponseInfo& info) override {
return false;
}
void OnReceivedResponse(const ResourceResponseInfo& info) override {
response_info_ = info;
}
void OnDownloadedData(int len, int encoded_data_length) override {}
void OnReceivedData(std::unique_ptr<ReceivedData> data) override {
data_.append(data->payload(), data->length());
}
void OnTransferSizeUpdated(int transfer_size_diff) override {}
void OnCompletedRequest(int error_code,
bool was_ignored_by_handler,
bool stale_copy_in_cache,
const base::TimeTicks& completion_time,
int64_t total_transfer_size,
int64_t encoded_body_size) override {
original_peer_->OnReceivedResponse(response_info_);
if (!data_.empty()) {
original_peer_->OnReceivedData(
base::MakeUnique<FixedReceivedData>(data_.data(), data_.size()));
}
original_peer_->OnCompletedRequest(
error_code, was_ignored_by_handler, stale_copy_in_cache,
completion_time, total_transfer_size, encoded_body_size);
}
private:
std::unique_ptr<RequestPeer> original_peer_;
ResourceResponseInfo response_info_;
std::string data_;
DISALLOW_COPY_AND_ASSIGN(WrapperPeer);
};
private:
DISALLOW_COPY_AND_ASSIGN(TestResourceDispatcherDelegate);
};
TEST_F(ResourceDispatcherTest, DelegateTest) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
StartAsync(std::move(request), nullptr, &peer_context);
// Set the delegate that inserts a new peer in OnReceivedResponse.
TestResourceDispatcherDelegate delegate;
dispatcher()->set_delegate(&delegate);
// Run a simple round-trip.
const size_t kFirstReceiveSize = 2;
ASSERT_LT(kFirstReceiveSize, strlen(kTestPageContents));
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
// The wrapper eats all messages until RequestComplete message is sent.
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, std::string(kTestPageContents, kFirstReceiveSize));
ConsumeDataReceived_ACK(id);
NotifyDataReceived(id, kTestPageContents + kFirstReceiveSize);
ConsumeDataReceived_ACK(id);
EXPECT_FALSE(peer_context.received_response);
EXPECT_EQ(0u, queued_messages());
// This lets the wrapper peer pass all the messages to the original
// peer at once.
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_TRUE(peer_context.received_response);
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_TRUE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
}
TEST_F(ResourceDispatcherTest, CancelDuringCallbackWithWrapperPeer) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
StartAsync(std::move(request), nullptr, &peer_context);
peer_context.cancel_on_receive_response = true;
// Set the delegate that inserts a new peer in OnReceivedResponse.
TestResourceDispatcherDelegate delegate;
dispatcher()->set_delegate(&delegate);
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
// The wrapper eats all messages until RequestComplete message is sent.
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
ConsumeDataReceived_ACK(id);
EXPECT_FALSE(peer_context.received_response);
EXPECT_EQ(0u, queued_messages());
// This lets the wrapper peer pass all the messages to the original
// peer at once, but the original peer cancels right after it receives
// the response. (This will remove pending request info from
// ResourceDispatcher while the wrapper peer is still running
// OnCompletedRequest, but it should not lead to crashes.)
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_TRUE(peer_context.received_response);
// Request should have been cancelled with no additional messages.
EXPECT_EQ(0u, queued_messages());
EXPECT_TRUE(peer_context.cancelled);
// Any future messages related to the request should be ignored.
NotifyDataReceived(id, kTestPageContents);
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
}
// Checks that redirects work as expected.
TEST_F(ResourceDispatcherTest, Redirect) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
StartAsync(std::move(request), NULL, &peer_context);
int id = ConsumeRequestResource();
NotifyReceivedRedirect(id);
ConsumeFollowRedirect(id);
EXPECT_EQ(1, peer_context.seen_redirects);
NotifyReceivedRedirect(id);
ConsumeFollowRedirect(id);
EXPECT_EQ(2, peer_context.seen_redirects);
NotifyReceivedResponse(id);
EXPECT_TRUE(peer_context.received_response);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
ConsumeDataReceived_ACK(id);
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_TRUE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ(2, peer_context.seen_redirects);
}
// Tests that that cancelling during a redirect method prevents other messages
// from being received.
TEST_F(ResourceDispatcherTest, CancelDuringRedirect) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
StartAsync(std::move(request), NULL, &peer_context);
peer_context.follow_redirects = false;
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
// Redirect the request, which triggers a cancellation.
NotifyReceivedRedirect(id);
ConsumeCancelRequest(id);
EXPECT_EQ(1, peer_context.seen_redirects);
EXPECT_EQ(0u, queued_messages());
// Any future messages related to the request should be ignored. In practice,
// only the NotifyRequestComplete should be received after this point.
NotifyReceivedRedirect(id);
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(1, peer_context.seen_redirects);
}
// Checks that deferring a request delays messages until it's resumed.
TEST_F(ResourceDispatcherTest, Defer) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
dispatcher()->SetDefersLoading(request_id, true);
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
NotifyRequestComplete(id, strlen(kTestPageContents));
// None of the messages should have been processed yet, so no queued messages
// to the browser process, and no data received by the peer.
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0, peer_context.seen_redirects);
// Resuming the request should asynchronously unleash the deferred messages.
dispatcher()->SetDefersLoading(request_id, false);
base::RunLoop().RunUntilIdle();
ConsumeDataReceived_ACK(id);
EXPECT_EQ(0u, queued_messages());
EXPECT_TRUE(peer_context.received_response);
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_TRUE(peer_context.complete);
}
// Checks that deferring a request during a redirect delays messages until it's
// resumed.
TEST_F(ResourceDispatcherTest, DeferOnRedirect) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
peer_context.defer_on_redirect = true;
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
// The request should be deferred during the redirect, including the message
// to follow the redirect.
NotifyReceivedRedirect(id);
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
NotifyRequestComplete(id, strlen(kTestPageContents));
// None of the messages should have been processed yet, so no queued messages
// to the browser process, and no data received by the peer.
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(1, peer_context.seen_redirects);
// Resuming the request should asynchronously unleash the deferred messages.
dispatcher()->SetDefersLoading(request_id, false);
base::RunLoop().RunUntilIdle();
ConsumeFollowRedirect(id);
ConsumeDataReceived_ACK(id);
EXPECT_EQ(0u, queued_messages());
EXPECT_TRUE(peer_context.received_response);
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_TRUE(peer_context.complete);
EXPECT_EQ(1, peer_context.seen_redirects);
}
// Checks that a deferred request that's cancelled doesn't receive any messages.
TEST_F(ResourceDispatcherTest, CancelDeferredRequest) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
dispatcher()->SetDefersLoading(request_id, true);
NotifyReceivedRedirect(id);
dispatcher()->Cancel(request_id);
ConsumeCancelRequest(id);
NotifyRequestComplete(id, 0);
base::RunLoop().RunUntilIdle();
// None of the messages should have been processed.
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0, peer_context.seen_redirects);
}
// Checks cancelling a request while flushing deferred requests from
// the FlushDeferredMessages() task.
TEST_F(ResourceDispatcherTest, CancelWhileFlushingDeferredRequests) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
// Cancel the request when the data message is handled.
peer_context.cancel_on_receive_data = true;
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
dispatcher()->SetDefersLoading(request_id, true);
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
// None of the messages should have been processed yet.
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
dispatcher()->SetDefersLoading(request_id, false);
// Make sure that the FlushDeferredMessages() task posted from
// SetDefersLoading() is run. It should dispatch all the deferred
// messages.
base::RunLoop().RunUntilIdle();
// When the deferred DataReceived is dispatched, the handler will
// cancel the request, but the ACK is sent after the handler
// returns, so the cancel request ends up before the ACK in the
// message queue.
ConsumeCancelRequest(id);
ConsumeDataReceived_ACK(id);
// The data was consumed before the handler canceled
// the request, so the data should have been received.
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
}
// Checks cancelling a request while flushing deferred requests from
// OnMessageReceived().
TEST_F(ResourceDispatcherTest,
CancelWhileFlushingDeferredRequestsFromOnMessageReceived) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
// Cancel the request when the data message is handled.
peer_context.cancel_on_receive_data = true;
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
dispatcher()->SetDefersLoading(request_id, true);
NotifyReceivedResponse(id);
NotifySetDataBuffer(id, strlen(kTestPageContents));
NotifyDataReceived(id, kTestPageContents);
// None of the messages should have been processed yet.
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
dispatcher()->SetDefersLoading(request_id, false);
// SetDefersLoading() posts a task to run FlushDeferredMessages() to dispatch
// the deferred messages. Since the message loop hasn't been run yet the
// task hasn't been run either and no IPC-messages should have been
// dispatched.
EXPECT_EQ("", peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
// Calling NotifyRequestComplete() here, before the task from
// SetDefersLoading() has been run, triggers the flush in
// OnMessageReceived().
NotifyRequestComplete(id, strlen(kTestPageContents));
// When the deferred DataReceived is dispatched, the handler will
// cancel the request, but the ACK is sent after the handler
// returns, so the cancel request ends up before the ACK in the
// message queue.
ConsumeCancelRequest(id);
ConsumeDataReceived_ACK(id);
// The data was consumed before the handler canceled
// the request, so the data should have been received.
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
// Make sure that the FlushDeferredMessages() task posted from
// SetDefersLoading() is run. The messages should already have been
// flushed above, so it should be a NOOP.
base::RunLoop().RunUntilIdle();
// Check that the task didn't change anything.
EXPECT_EQ(kTestPageContents, peer_context.data);
EXPECT_FALSE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
}
TEST_F(ResourceDispatcherTest, DownloadToFile) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(true));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
const int kDownloadedIncrement = 100;
const int kEncodedIncrement = 50;
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
NotifyReceivedResponse(id);
EXPECT_EQ(0u, queued_messages());
EXPECT_TRUE(peer_context.received_response);
int expected_total_downloaded_length = 0;
int expected_total_encoded_data_length = 0;
for (int i = 0; i < 10; ++i) {
NotifyDataDownloaded(id, kDownloadedIncrement, kEncodedIncrement);
expected_total_downloaded_length += kDownloadedIncrement;
expected_total_encoded_data_length += kEncodedIncrement;
EXPECT_EQ(expected_total_downloaded_length,
peer_context.total_downloaded_data_length);
EXPECT_EQ(expected_total_encoded_data_length,
peer_context.total_encoded_data_length);
}
NotifyRequestComplete(id, strlen(kTestPageContents));
EXPECT_EQ("", peer_context.data);
EXPECT_TRUE(peer_context.complete);
EXPECT_EQ(0u, queued_messages());
dispatcher()->RemovePendingRequest(request_id);
ConsumeReleaseDownloadedFile(id);
EXPECT_EQ(0u, queued_messages());
EXPECT_EQ(expected_total_downloaded_length,
peer_context.total_downloaded_data_length);
EXPECT_EQ(expected_total_encoded_data_length,
peer_context.total_encoded_data_length);
}
// Make sure that when a download to file is cancelled, the file is destroyed.
TEST_F(ResourceDispatcherTest, CancelDownloadToFile) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(true));
TestRequestPeer::Context peer_context;
int request_id = StartAsync(std::move(request), NULL, &peer_context);
int id = ConsumeRequestResource();
EXPECT_EQ(0u, queued_messages());
NotifyReceivedResponse(id);
EXPECT_EQ(0u, queued_messages());
EXPECT_TRUE(peer_context.received_response);
// Cancelling the request deletes the file.
dispatcher()->Cancel(request_id);
ConsumeCancelRequest(id);
ConsumeReleaseDownloadedFile(id);
}
TEST_F(ResourceDispatcherTest, Cookies) {
// FIXME
}
TEST_F(ResourceDispatcherTest, SerializedPostData) {
// FIXME
}
class TimeConversionTest : public ResourceDispatcherTest {
public:
bool Send(IPC::Message* msg) override {
delete msg;
return true;
}
void PerformTest(const ResourceResponseHead& response_head) {
std::unique_ptr<ResourceRequest> request(CreateResourceRequest(false));
TestRequestPeer::Context peer_context;
StartAsync(std::move(request), NULL, &peer_context);
dispatcher()->OnMessageReceived(
ResourceMsg_ReceivedResponse(0, response_head));
}
const ResourceResponseInfo& response_info() const { return response_info_; }
private:
ResourceResponseInfo response_info_;
};
// TODO(simonjam): Enable this when 10829031 lands.
TEST_F(TimeConversionTest, DISABLED_ProperlyInitialized) {
ResourceResponseHead response_head;
response_head.request_start = base::TimeTicks::FromInternalValue(5);
response_head.response_start = base::TimeTicks::FromInternalValue(15);
response_head.load_timing.request_start_time = base::Time::Now();
response_head.load_timing.request_start =
base::TimeTicks::FromInternalValue(10);
response_head.load_timing.connect_timing.connect_start =
base::TimeTicks::FromInternalValue(13);
PerformTest(response_head);
EXPECT_LT(base::TimeTicks(), response_info().load_timing.request_start);
EXPECT_EQ(base::TimeTicks(),
response_info().load_timing.connect_timing.dns_start);
EXPECT_LE(response_head.load_timing.request_start,
response_info().load_timing.connect_timing.connect_start);
}
TEST_F(TimeConversionTest, PartiallyInitialized) {
ResourceResponseHead response_head;
response_head.request_start = base::TimeTicks::FromInternalValue(5);
response_head.response_start = base::TimeTicks::FromInternalValue(15);
PerformTest(response_head);
EXPECT_EQ(base::TimeTicks(), response_info().load_timing.request_start);
EXPECT_EQ(base::TimeTicks(),
response_info().load_timing.connect_timing.dns_start);
}
TEST_F(TimeConversionTest, NotInitialized) {
ResourceResponseHead response_head;
PerformTest(response_head);
EXPECT_EQ(base::TimeTicks(), response_info().load_timing.request_start);
EXPECT_EQ(base::TimeTicks(),
response_info().load_timing.connect_timing.dns_start);
}
} // namespace content