blob: 2d08cc38a6900b32ad3023174651b67d455394ca [file] [log] [blame]
// Copyright 2014 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 <stack>
#include <string>
#include <vector>
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/callback.h"
#include "base/location.h"
#include "base/memory/weak_ptr.h"
#include "base/single_thread_task_runner.h"
#include "base/synchronization/waitable_event.h"
#include "base/thread_task_runner_handle.h"
#include "base/threading/thread.h"
#include "content/browser/appcache/appcache.h"
#include "content/browser/appcache/appcache_backend_impl.h"
#include "content/browser/appcache/appcache_request_handler.h"
#include "content/browser/appcache/appcache_url_request_job.h"
#include "content/browser/appcache/mock_appcache_policy.h"
#include "content/browser/appcache/mock_appcache_service.h"
#include "net/base/net_errors.h"
#include "net/base/request_priority.h"
#include "net/http/http_response_headers.h"
#include "net/url_request/url_request.h"
#include "net/url_request/url_request_context.h"
#include "net/url_request/url_request_error_job.h"
#include "net/url_request/url_request_job_factory.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
static const int kMockProcessId = 1;
class AppCacheRequestHandlerTest : public testing::Test {
public:
class MockFrontend : public AppCacheFrontend {
public:
void OnCacheSelected(int host_id, const AppCacheInfo& info) override {}
void OnStatusChanged(const std::vector<int>& host_ids,
AppCacheStatus status) override {}
void OnEventRaised(const std::vector<int>& host_ids,
AppCacheEventID event_id) override {}
void OnErrorEventRaised(const std::vector<int>& host_ids,
const AppCacheErrorDetails& details) override {}
void OnProgressEventRaised(const std::vector<int>& host_ids,
const GURL& url,
int num_total,
int num_complete) override {}
void OnLogMessage(int host_id,
AppCacheLogLevel log_level,
const std::string& message) override {}
void OnContentBlocked(int host_id, const GURL& manifest_url) override {}
};
// Helper callback to run a test on our io_thread. The io_thread is spun up
// once and reused for all tests.
template <class Method>
void MethodWrapper(Method method) {
SetUpTest();
(this->*method)();
}
// Subclasses to simulate particular responses so test cases can
// exercise fallback code paths.
class MockURLRequestDelegate : public net::URLRequest::Delegate {
void OnResponseStarted(net::URLRequest* request) override {}
void OnReadCompleted(net::URLRequest* request, int bytes_read) override {}
};
class MockURLRequestJob : public net::URLRequestJob {
public:
MockURLRequestJob(net::URLRequest* request,
net::NetworkDelegate* network_delegate,
int response_code)
: net::URLRequestJob(request, network_delegate),
response_code_(response_code),
has_response_info_(false) {}
MockURLRequestJob(net::URLRequest* request,
net::NetworkDelegate* network_delegate,
const net::HttpResponseInfo& info)
: net::URLRequestJob(request, network_delegate),
response_code_(info.headers->response_code()),
has_response_info_(true),
response_info_(info) {}
~MockURLRequestJob() override {}
protected:
void Start() override { NotifyHeadersComplete(); }
int GetResponseCode() const override { return response_code_; }
void GetResponseInfo(net::HttpResponseInfo* info) override {
if (!has_response_info_)
return;
*info = response_info_;
}
private:
int response_code_;
bool has_response_info_;
net::HttpResponseInfo response_info_;
};
class MockURLRequestJobFactory : public net::URLRequestJobFactory {
public:
MockURLRequestJobFactory() {}
~MockURLRequestJobFactory() override { DCHECK(!job_); }
void SetJob(scoped_ptr<net::URLRequestJob> job) { job_ = job.Pass(); }
net::URLRequestJob* MaybeCreateJobWithProtocolHandler(
const std::string& scheme,
net::URLRequest* request,
net::NetworkDelegate* network_delegate) const override {
if (job_)
return job_.release();
// Some of these tests trigger UpdateJobs which start URLRequests.
// We short circuit those be returning error jobs.
return new net::URLRequestErrorJob(request, network_delegate,
net::ERR_INTERNET_DISCONNECTED);
}
net::URLRequestJob* MaybeInterceptRedirect(
net::URLRequest* request,
net::NetworkDelegate* network_delegate,
const GURL& location) const override {
return nullptr;
}
net::URLRequestJob* MaybeInterceptResponse(
net::URLRequest* request,
net::NetworkDelegate* network_delegate) const override {
return nullptr;
}
bool IsHandledProtocol(const std::string& scheme) const override {
return scheme == "http";
};
bool IsHandledURL(const GURL& url) const override {
return url.SchemeIs("http");
}
bool IsSafeRedirectTarget(const GURL& location) const override {
return false;
}
private:
mutable scoped_ptr<net::URLRequestJob> job_;
};
static void SetUpTestCase() {
io_thread_.reset(new base::Thread("AppCacheRequestHandlerTest Thread"));
base::Thread::Options options(base::MessageLoop::TYPE_IO, 0);
io_thread_->StartWithOptions(options);
}
static void TearDownTestCase() {
io_thread_.reset(NULL);
}
// Test harness --------------------------------------------------
AppCacheRequestHandlerTest() : host_(NULL) {}
template <class Method>
void RunTestOnIOThread(Method method) {
test_finished_event_ .reset(new base::WaitableEvent(false, false));
io_thread_->task_runner()->PostTask(
FROM_HERE,
base::Bind(&AppCacheRequestHandlerTest::MethodWrapper<Method>,
base::Unretained(this), method));
test_finished_event_->Wait();
}
void SetUpTest() {
DCHECK(base::MessageLoop::current() == io_thread_->message_loop());
mock_service_.reset(new MockAppCacheService);
mock_service_->set_request_context(&empty_context_);
mock_policy_.reset(new MockAppCachePolicy);
mock_service_->set_appcache_policy(mock_policy_.get());
mock_frontend_.reset(new MockFrontend);
backend_impl_.reset(new AppCacheBackendImpl);
backend_impl_->Initialize(mock_service_.get(), mock_frontend_.get(),
kMockProcessId);
const int kHostId = 1;
backend_impl_->RegisterHost(kHostId);
host_ = backend_impl_->GetHost(kHostId);
job_factory_.reset(new MockURLRequestJobFactory());
empty_context_.set_job_factory(job_factory_.get());
}
void TearDownTest() {
DCHECK(base::MessageLoop::current() == io_thread_->message_loop());
job_ = NULL;
handler_.reset();
request_.reset();
backend_impl_.reset();
mock_frontend_.reset();
mock_service_.reset();
mock_policy_.reset();
job_factory_.reset();
host_ = NULL;
}
void TestFinished() {
// We unwind the stack prior to finishing up to let stack
// based objects get deleted.
DCHECK(base::MessageLoop::current() == io_thread_->message_loop());
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::Bind(&AppCacheRequestHandlerTest::TestFinishedUnwound,
base::Unretained(this)));
}
void TestFinishedUnwound() {
TearDownTest();
test_finished_event_->Signal();
}
void PushNextTask(const base::Closure& task) {
task_stack_.push(task);
}
void ScheduleNextTask() {
DCHECK(base::MessageLoop::current() == io_thread_->message_loop());
if (task_stack_.empty()) {
TestFinished();
return;
}
base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, task_stack_.top());
task_stack_.pop();
}
// MainResource_Miss --------------------------------------------------
void MainResource_Miss() {
PushNextTask(
base::Bind(&AppCacheRequestHandlerTest::Verify_MainResource_Miss,
base::Unretained(this)));
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_MAIN_FRAME,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
// We have to wait for completion of storage->FindResponseForMainRequest.
ScheduleNextTask();
}
void Verify_MainResource_Miss() {
EXPECT_FALSE(job_->is_waiting());
EXPECT_TRUE(job_->is_delivering_network_response());
int64 cache_id = kAppCacheNoCacheId;
GURL manifest_url;
handler_->GetExtraResponseInfo(&cache_id, &manifest_url);
EXPECT_EQ(kAppCacheNoCacheId, cache_id);
EXPECT_EQ(GURL(), manifest_url);
EXPECT_EQ(0, handler_->found_group_id_);
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForRedirect(
request_.get(), request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(fallback_job);
fallback_job.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
EXPECT_TRUE(host_->preferred_manifest_url().is_empty());
TestFinished();
}
// MainResource_Hit --------------------------------------------------
void MainResource_Hit() {
PushNextTask(
base::Bind(&AppCacheRequestHandlerTest::Verify_MainResource_Hit,
base::Unretained(this)));
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_MAIN_FRAME,
false));
EXPECT_TRUE(handler_.get());
mock_storage()->SimulateFindMainResource(
AppCacheEntry(AppCacheEntry::EXPLICIT, 1),
GURL(), AppCacheEntry(),
1, 2, GURL("http://blah/manifest/"));
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
// We have to wait for completion of storage->FindResponseForMainRequest.
ScheduleNextTask();
}
void Verify_MainResource_Hit() {
EXPECT_FALSE(job_->is_waiting());
EXPECT_TRUE(job_->is_delivering_appcache_response());
int64 cache_id = kAppCacheNoCacheId;
GURL manifest_url;
handler_->GetExtraResponseInfo(&cache_id, &manifest_url);
EXPECT_EQ(1, cache_id);
EXPECT_EQ(GURL("http://blah/manifest/"), manifest_url);
EXPECT_EQ(2, handler_->found_group_id_);
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
EXPECT_EQ(GURL("http://blah/manifest/"),
host_->preferred_manifest_url());
TestFinished();
}
// MainResource_Fallback --------------------------------------------------
void MainResource_Fallback() {
PushNextTask(
base::Bind(&AppCacheRequestHandlerTest::Verify_MainResource_Fallback,
base::Unretained(this)));
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_MAIN_FRAME,
false));
EXPECT_TRUE(handler_.get());
mock_storage()->SimulateFindMainResource(
AppCacheEntry(),
GURL("http://blah/fallbackurl"),
AppCacheEntry(AppCacheEntry::EXPLICIT, 1),
1, 2, GURL("http://blah/manifest/"));
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
// We have to wait for completion of storage->FindResponseForMainRequest.
ScheduleNextTask();
}
void SimulateResponseCode(int response_code) {
job_factory_->SetJob(make_scoped_ptr(new MockURLRequestJob(
request_.get(), request_->context()->network_delegate(),
response_code)));
request_->Start();
// All our simulation needs to satisfy are the following two DCHECKs
DCHECK(request_->status().is_success());
DCHECK_EQ(response_code, request_->GetResponseCode());
}
void SimulateResponseInfo(const net::HttpResponseInfo& info) {
job_factory_->SetJob(make_scoped_ptr(new MockURLRequestJob(
request_.get(), request_->context()->network_delegate(), info)));
request_->Start();
}
void Verify_MainResource_Fallback() {
EXPECT_FALSE(job_->is_waiting());
EXPECT_TRUE(job_->is_delivering_network_response());
// The handler expects to the job to tell it that the request is going to
// be restarted before it sees the next request.
handler_->OnPrepareToRestart();
// When the request is restarted, the existing job is dropped so a
// real network job gets created. We expect NULL here which will cause
// the net library to create a real job.
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(job_.get());
// Simulate an http error of the real network job.
SimulateResponseCode(500);
job_.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_delivering_appcache_response());
int64 cache_id = kAppCacheNoCacheId;
GURL manifest_url;
handler_->GetExtraResponseInfo(&cache_id, &manifest_url);
EXPECT_EQ(1, cache_id);
EXPECT_EQ(GURL("http://blah/manifest/"), manifest_url);
EXPECT_TRUE(host_->main_resource_was_namespace_entry_);
EXPECT_EQ(GURL("http://blah/fallbackurl"), host_->namespace_entry_url_);
EXPECT_EQ(GURL("http://blah/manifest/"),
host_->preferred_manifest_url());
TestFinished();
}
// MainResource_FallbackOverride --------------------------------------------
void MainResource_FallbackOverride() {
PushNextTask(base::Bind(
&AppCacheRequestHandlerTest::Verify_MainResource_FallbackOverride,
base::Unretained(this)));
request_ = empty_context_.CreateRequest(
GURL("http://blah/fallback-override"), net::DEFAULT_PRIORITY,
&delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_MAIN_FRAME,
false));
EXPECT_TRUE(handler_.get());
mock_storage()->SimulateFindMainResource(
AppCacheEntry(),
GURL("http://blah/fallbackurl"),
AppCacheEntry(AppCacheEntry::EXPLICIT, 1),
1, 2, GURL("http://blah/manifest/"));
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
// We have to wait for completion of storage->FindResponseForMainRequest.
ScheduleNextTask();
}
void Verify_MainResource_FallbackOverride() {
EXPECT_FALSE(job_->is_waiting());
EXPECT_TRUE(job_->is_delivering_network_response());
// The handler expects to the job to tell it that the request is going to
// be restarted before it sees the next request.
handler_->OnPrepareToRestart();
// When the request is restarted, the existing job is dropped so a
// real network job gets created. We expect NULL here which will cause
// the net library to create a real job.
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(job_.get());
// Simulate an http error of the real network job, but with custom
// headers that override the fallback behavior.
const char kOverrideHeaders[] =
"HTTP/1.1 404 BOO HOO\0"
"x-chromium-appcache-fallback-override: disallow-fallback\0"
"\0";
net::HttpResponseInfo info;
info.headers = new net::HttpResponseHeaders(
std::string(kOverrideHeaders, arraysize(kOverrideHeaders)));
SimulateResponseInfo(info);
job_.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(job_.get());
// GetExtraResponseInfo should return no information.
int64 cache_id = kAppCacheNoCacheId;
GURL manifest_url;
handler_->GetExtraResponseInfo(&cache_id, &manifest_url);
EXPECT_EQ(kAppCacheNoCacheId, cache_id);
EXPECT_TRUE(manifest_url.is_empty());
TestFinished();
}
// SubResource_Miss_WithNoCacheSelected ----------------------------------
void SubResource_Miss_WithNoCacheSelected() {
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
// We avoid creating handler when possible, sub-resource requests are not
// subject to retrieval from an appcache when there's no associated cache.
EXPECT_FALSE(handler_.get());
TestFinished();
}
// SubResource_Miss_WithCacheSelected ----------------------------------
void SubResource_Miss_WithCacheSelected() {
// A sub-resource load where the resource is not in an appcache, or
// in a network or fallback namespace, should result in a failed request.
host_->AssociateCompleteCache(MakeNewCache());
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_delivering_error_response());
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForRedirect(
request_.get(), request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(fallback_job);
fallback_job.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
TestFinished();
}
// SubResource_Miss_WithWaitForCacheSelection -----------------------------
void SubResource_Miss_WithWaitForCacheSelection() {
// Precondition, the host is waiting on cache selection.
scoped_refptr<AppCache> cache(MakeNewCache());
host_->pending_selected_cache_id_ = cache->cache_id();
host_->set_preferred_manifest_url(cache->owning_group()->manifest_url());
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
host_->FinishCacheSelection(cache.get(), NULL);
EXPECT_FALSE(job_->is_waiting());
EXPECT_TRUE(job_->is_delivering_error_response());
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForRedirect(
request_.get(), request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(fallback_job);
fallback_job.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
TestFinished();
}
// SubResource_Hit -----------------------------
void SubResource_Hit() {
host_->AssociateCompleteCache(MakeNewCache());
mock_storage()->SimulateFindSubResource(
AppCacheEntry(AppCacheEntry::EXPLICIT, 1), AppCacheEntry(), false);
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_delivering_appcache_response());
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForRedirect(
request_.get(), request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(fallback_job);
fallback_job.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
TestFinished();
}
// SubResource_RedirectFallback -----------------------------
void SubResource_RedirectFallback() {
// Redirects to resources in the a different origin are subject to
// fallback namespaces.
host_->AssociateCompleteCache(MakeNewCache());
mock_storage()->SimulateFindSubResource(
AppCacheEntry(), AppCacheEntry(AppCacheEntry::EXPLICIT, 1), false);
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(job_.get());
job_.reset(handler_->MaybeLoadFallbackForRedirect(
request_.get(), request_->context()->network_delegate(),
GURL("http://not_blah/redirect")));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_delivering_appcache_response());
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
TestFinished();
}
// SubResource_NoRedirectFallback -----------------------------
void SubResource_NoRedirectFallback() {
// Redirects to resources in the same-origin are not subject to
// fallback namespaces.
host_->AssociateCompleteCache(MakeNewCache());
mock_storage()->SimulateFindSubResource(
AppCacheEntry(), AppCacheEntry(AppCacheEntry::EXPLICIT, 1), false);
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(job_.get());
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForRedirect(
request_.get(), request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(fallback_job);
SimulateResponseCode(200);
fallback_job.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
TestFinished();
}
// SubResource_Network -----------------------------
void SubResource_Network() {
// A sub-resource load where the resource is in a network namespace,
// should result in the system using a 'real' job to do the network
// retrieval.
host_->AssociateCompleteCache(MakeNewCache());
mock_storage()->SimulateFindSubResource(
AppCacheEntry(), AppCacheEntry(), true);
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(job_.get());
scoped_ptr<AppCacheURLRequestJob> fallback_job(
handler_->MaybeLoadFallbackForRedirect(
request_.get(), request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(fallback_job);
fallback_job.reset(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(fallback_job);
TestFinished();
}
// DestroyedHost -----------------------------
void DestroyedHost() {
host_->AssociateCompleteCache(MakeNewCache());
mock_storage()->SimulateFindSubResource(
AppCacheEntry(AppCacheEntry::EXPLICIT, 1), AppCacheEntry(), false);
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
backend_impl_->UnregisterHost(1);
host_ = NULL;
EXPECT_FALSE(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(handler_->MaybeLoadFallbackForRedirect(
request_.get(),
request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
TestFinished();
}
// DestroyedHostWithWaitingJob -----------------------------
void DestroyedHostWithWaitingJob() {
// Precondition, the host is waiting on cache selection.
host_->pending_selected_cache_id_ = 1;
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
backend_impl_->UnregisterHost(1);
host_ = NULL;
EXPECT_TRUE(job_->has_been_killed());
EXPECT_FALSE(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(handler_->MaybeLoadFallbackForRedirect(
request_.get(),
request_->context()->network_delegate(),
GURL("http://blah/redirect")));
EXPECT_FALSE(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
TestFinished();
}
// UnsupportedScheme -----------------------------
void UnsupportedScheme() {
// Precondition, the host is waiting on cache selection.
host_->pending_selected_cache_id_ = 1;
request_ = empty_context_.CreateRequest(
GURL("ftp://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_SUB_RESOURCE,
false));
EXPECT_TRUE(handler_.get()); // we could redirect to http (conceivably)
EXPECT_FALSE(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_FALSE(handler_->MaybeLoadFallbackForRedirect(
request_.get(),
request_->context()->network_delegate(),
GURL("ftp://blah/redirect")));
EXPECT_FALSE(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
TestFinished();
}
// CanceledRequest -----------------------------
void CanceledRequest() {
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_MAIN_FRAME,
false));
EXPECT_TRUE(handler_.get());
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
EXPECT_FALSE(job_->has_been_started());
base::WeakPtr<AppCacheURLRequestJob> weak_job = job_->GetWeakPtr();
job_factory_->SetJob(job_.Pass());
request_->Start();
ASSERT_TRUE(weak_job);
EXPECT_TRUE(weak_job->has_been_started());
request_->Cancel();
ASSERT_FALSE(weak_job);
EXPECT_FALSE(handler_->MaybeLoadFallbackForResponse(
request_.get(), request_->context()->network_delegate()));
TestFinished();
}
// WorkerRequest -----------------------------
void WorkerRequest() {
EXPECT_TRUE(AppCacheRequestHandler::IsMainResourceType(
RESOURCE_TYPE_MAIN_FRAME));
EXPECT_TRUE(AppCacheRequestHandler::IsMainResourceType(
RESOURCE_TYPE_SUB_FRAME));
EXPECT_TRUE(AppCacheRequestHandler::IsMainResourceType(
RESOURCE_TYPE_SHARED_WORKER));
EXPECT_FALSE(AppCacheRequestHandler::IsMainResourceType(
RESOURCE_TYPE_WORKER));
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
const int kParentHostId = host_->host_id();
const int kWorkerHostId = 2;
const int kAbandonedWorkerHostId = 3;
const int kNonExsitingHostId = 700;
backend_impl_->RegisterHost(kWorkerHostId);
AppCacheHost* worker_host = backend_impl_->GetHost(kWorkerHostId);
worker_host->SelectCacheForWorker(kParentHostId, kMockProcessId);
handler_.reset(worker_host->CreateRequestHandler(
request_.get(), RESOURCE_TYPE_SHARED_WORKER, false));
EXPECT_TRUE(handler_.get());
// Verify that the handler is associated with the parent host.
EXPECT_EQ(host_, handler_->host_);
// Create a new worker host, but associate it with a parent host that
// does not exists to simulate the host having been torn down.
backend_impl_->UnregisterHost(kWorkerHostId);
backend_impl_->RegisterHost(kAbandonedWorkerHostId);
worker_host = backend_impl_->GetHost(kAbandonedWorkerHostId);
EXPECT_EQ(NULL, backend_impl_->GetHost(kNonExsitingHostId));
worker_host->SelectCacheForWorker(kNonExsitingHostId, kMockProcessId);
handler_.reset(worker_host->CreateRequestHandler(
request_.get(), RESOURCE_TYPE_SHARED_WORKER, false));
EXPECT_FALSE(handler_.get());
TestFinished();
}
// MainResource_Blocked --------------------------------------------------
void MainResource_Blocked() {
PushNextTask(
base::Bind(&AppCacheRequestHandlerTest::Verify_MainResource_Blocked,
base::Unretained(this)));
request_ = empty_context_.CreateRequest(
GURL("http://blah/"), net::DEFAULT_PRIORITY, &delegate_);
handler_.reset(host_->CreateRequestHandler(request_.get(),
RESOURCE_TYPE_MAIN_FRAME,
false));
EXPECT_TRUE(handler_.get());
mock_policy_->can_load_return_value_ = false;
mock_storage()->SimulateFindMainResource(
AppCacheEntry(AppCacheEntry::EXPLICIT, 1),
GURL(), AppCacheEntry(),
1, 2, GURL("http://blah/manifest/"));
job_.reset(handler_->MaybeLoadResource(
request_.get(), request_->context()->network_delegate()));
EXPECT_TRUE(job_.get());
EXPECT_TRUE(job_->is_waiting());
// We have to wait for completion of storage->FindResponseForMainRequest.
ScheduleNextTask();
}
void Verify_MainResource_Blocked() {
EXPECT_FALSE(job_->is_waiting());
EXPECT_FALSE(job_->is_delivering_appcache_response());
EXPECT_EQ(0, handler_->found_cache_id_);
EXPECT_EQ(0, handler_->found_group_id_);
EXPECT_TRUE(handler_->found_manifest_url_.is_empty());
EXPECT_TRUE(host_->preferred_manifest_url().is_empty());
EXPECT_TRUE(host_->main_resource_blocked_);
EXPECT_TRUE(host_->blocked_manifest_url_ == GURL("http://blah/manifest/"));
TestFinished();
}
// Test case helpers --------------------------------------------------
AppCache* MakeNewCache() {
AppCache* cache = new AppCache(
mock_storage(), mock_storage()->NewCacheId());
cache->set_complete(true);
AppCacheGroup* group = new AppCacheGroup(
mock_storage(), GURL("http://blah/manifest"),
mock_storage()->NewGroupId());
group->AddCache(cache);
return cache;
}
MockAppCacheStorage* mock_storage() {
return reinterpret_cast<MockAppCacheStorage*>(mock_service_->storage());
}
// Data members --------------------------------------------------
scoped_ptr<base::WaitableEvent> test_finished_event_;
std::stack<base::Closure> task_stack_;
scoped_ptr<MockAppCacheService> mock_service_;
scoped_ptr<AppCacheBackendImpl> backend_impl_;
scoped_ptr<MockFrontend> mock_frontend_;
scoped_ptr<MockAppCachePolicy> mock_policy_;
AppCacheHost* host_;
net::URLRequestContext empty_context_;
scoped_ptr<MockURLRequestJobFactory> job_factory_;
MockURLRequestDelegate delegate_;
scoped_ptr<net::URLRequest> request_;
scoped_ptr<AppCacheRequestHandler> handler_;
scoped_ptr<AppCacheURLRequestJob> job_;
static scoped_ptr<base::Thread> io_thread_;
};
// static
scoped_ptr<base::Thread> AppCacheRequestHandlerTest::io_thread_;
TEST_F(AppCacheRequestHandlerTest, MainResource_Miss) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::MainResource_Miss);
}
TEST_F(AppCacheRequestHandlerTest, MainResource_Hit) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::MainResource_Hit);
}
TEST_F(AppCacheRequestHandlerTest, MainResource_Fallback) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::MainResource_Fallback);
}
TEST_F(AppCacheRequestHandlerTest, MainResource_FallbackOverride) {
RunTestOnIOThread(
&AppCacheRequestHandlerTest::MainResource_FallbackOverride);
}
TEST_F(AppCacheRequestHandlerTest, SubResource_Miss_WithNoCacheSelected) {
RunTestOnIOThread(
&AppCacheRequestHandlerTest::SubResource_Miss_WithNoCacheSelected);
}
TEST_F(AppCacheRequestHandlerTest, SubResource_Miss_WithCacheSelected) {
RunTestOnIOThread(
&AppCacheRequestHandlerTest::SubResource_Miss_WithCacheSelected);
}
TEST_F(AppCacheRequestHandlerTest,
SubResource_Miss_WithWaitForCacheSelection) {
RunTestOnIOThread(
&AppCacheRequestHandlerTest::SubResource_Miss_WithWaitForCacheSelection);
}
TEST_F(AppCacheRequestHandlerTest, SubResource_Hit) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::SubResource_Hit);
}
TEST_F(AppCacheRequestHandlerTest, SubResource_RedirectFallback) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::SubResource_RedirectFallback);
}
TEST_F(AppCacheRequestHandlerTest, SubResource_NoRedirectFallback) {
RunTestOnIOThread(
&AppCacheRequestHandlerTest::SubResource_NoRedirectFallback);
}
TEST_F(AppCacheRequestHandlerTest, SubResource_Network) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::SubResource_Network);
}
TEST_F(AppCacheRequestHandlerTest, DestroyedHost) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::DestroyedHost);
}
TEST_F(AppCacheRequestHandlerTest, DestroyedHostWithWaitingJob) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::DestroyedHostWithWaitingJob);
}
TEST_F(AppCacheRequestHandlerTest, UnsupportedScheme) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::UnsupportedScheme);
}
TEST_F(AppCacheRequestHandlerTest, CanceledRequest) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::CanceledRequest);
}
TEST_F(AppCacheRequestHandlerTest, WorkerRequest) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::WorkerRequest);
}
TEST_F(AppCacheRequestHandlerTest, MainResource_Blocked) {
RunTestOnIOThread(&AppCacheRequestHandlerTest::MainResource_Blocked);
}
} // namespace content