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// Copyright 2013 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 "base/callback.h"
#include "base/command_line.h"
#include "base/location.h"
#include "base/memory/discardable_memory.h"
#include "base/single_thread_task_runner.h"
#include "base/strings/string_number_conversions.h"
#include "base/thread_task_runner_handle.h"
#include "components/scheduler/renderer/renderer_scheduler.h"
#include "content/common/in_process_child_thread_params.h"
#include "content/common/resource_messages.h"
#include "content/common/websocket_messages.h"
#include "content/public/browser/content_browser_client.h"
#include "content/public/common/content_client.h"
#include "content/public/common/content_switches.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/renderer/render_process_impl.h"
#include "content/renderer/render_thread_impl.h"
#include "content/test/mock_render_process.h"
#include "content/test/render_thread_impl_browser_test_ipc_helper.h"
#include "gpu/GLES2/gl2extchromium.h"
#include "testing/gtest/include/gtest/gtest.h"
// IPC messages for testing ----------------------------------------------------
#define IPC_MESSAGE_IMPL
#include "ipc/ipc_message_macros.h"
#undef IPC_MESSAGE_START
#define IPC_MESSAGE_START TestMsgStart
IPC_MESSAGE_CONTROL0(TestMsg_QuitRunLoop)
// -----------------------------------------------------------------------------
// These tests leak memory, this macro disables the test when under the
// LeakSanitizer.
#ifdef LEAK_SANITIZER
#define WILL_LEAK(NAME) DISABLED_##NAME
#else
#define WILL_LEAK(NAME) NAME
#endif
namespace content {
namespace {
// FIXME: It would be great if there was a reusable mock SingleThreadTaskRunner
class TestTaskCounter : public base::SingleThreadTaskRunner {
public:
TestTaskCounter() : count_(0) {}
// SingleThreadTaskRunner implementation.
bool PostDelayedTask(const tracked_objects::Location&,
const base::Closure&,
base::TimeDelta) override {
base::AutoLock auto_lock(lock_);
count_++;
return true;
}
bool PostNonNestableDelayedTask(const tracked_objects::Location&,
const base::Closure&,
base::TimeDelta) override {
base::AutoLock auto_lock(lock_);
count_++;
return true;
}
bool RunsTasksOnCurrentThread() const override { return true; }
int NumTasksPosted() const {
base::AutoLock auto_lock(lock_);
return count_;
}
private:
~TestTaskCounter() override {}
mutable base::Lock lock_;
int count_;
};
#if defined(COMPILER_MSVC)
// See explanation for other RenderViewHostImpl which is the same issue.
#pragma warning(push)
#pragma warning(disable: 4250)
#endif
class RenderThreadImplForTest : public RenderThreadImpl {
public:
RenderThreadImplForTest(const InProcessChildThreadParams& params,
scoped_ptr<scheduler::RendererScheduler> scheduler,
scoped_refptr<TestTaskCounter> test_task_counter)
: RenderThreadImpl(params, scheduler.Pass()),
test_task_counter_(test_task_counter) {}
~RenderThreadImplForTest() override {}
void SetResourceDispatchTaskQueue(
const scoped_refptr<base::SingleThreadTaskRunner>&) override {
// Use our TestTaskCounter instead.
RenderThreadImpl::SetResourceDispatchTaskQueue(test_task_counter_);
}
using ChildThreadImpl::OnMessageReceived;
private:
scoped_refptr<TestTaskCounter> test_task_counter_;
};
#if defined(COMPILER_MSVC)
#pragma warning(pop)
#endif
void QuitTask(base::MessageLoop* message_loop) {
message_loop->QuitWhenIdle();
}
class QuitOnTestMsgFilter : public IPC::MessageFilter {
public:
explicit QuitOnTestMsgFilter(base::MessageLoop* message_loop)
: message_loop_(message_loop) {}
// IPC::MessageFilter overrides:
bool OnMessageReceived(const IPC::Message& message) override {
message_loop_->task_runner()->PostTask(
FROM_HERE, base::Bind(&QuitTask, message_loop_));
return true;
}
bool GetSupportedMessageClasses(
std::vector<uint32>* supported_message_classes) const override {
supported_message_classes->push_back(TestMsgStart);
return true;
}
private:
~QuitOnTestMsgFilter() override {}
base::MessageLoop* message_loop_;
};
class RenderThreadImplBrowserTest : public testing::Test {
public:
void SetUp() override {
content_client_.reset(new ContentClient());
content_browser_client_.reset(new ContentBrowserClient());
content_renderer_client_.reset(new ContentRendererClient());
SetContentClient(content_client_.get());
SetBrowserClientForTesting(content_browser_client_.get());
SetRendererClientForTesting(content_renderer_client_.get());
test_helper_.reset(new RenderThreadImplBrowserIPCTestHelper());
mock_process_.reset(new MockRenderProcess);
test_task_counter_ = make_scoped_refptr(new TestTaskCounter());
// RenderThreadImpl expects the browser to pass these flags.
base::CommandLine* cmd = base::CommandLine::ForCurrentProcess();
base::CommandLine::StringVector old_argv = cmd->argv();
cmd->AppendSwitchASCII(switches::kNumRasterThreads, "1");
std::string image_targets;
for (size_t format = 0;
format < static_cast<size_t>(gfx::BufferFormat::LAST) + 1; format++) {
if (!image_targets.empty())
image_targets += ",";
image_targets += base::UintToString(GL_TEXTURE_2D);
}
cmd->AppendSwitchASCII(switches::kContentImageTextureTarget, image_targets);
scoped_ptr<scheduler::RendererScheduler> renderer_scheduler =
scheduler::RendererScheduler::Create();
thread_ = new RenderThreadImplForTest(
InProcessChildThreadParams(test_helper_->GetChannelId(),
test_helper_->GetIOTaskRunner()),
renderer_scheduler.Pass(), test_task_counter_);
cmd->InitFromArgv(old_argv);
thread_->EnsureWebKitInitialized();
test_msg_filter_ = make_scoped_refptr(
new QuitOnTestMsgFilter(test_helper_->GetMessageLoop()));
thread_->AddFilter(test_msg_filter_.get());
}
scoped_refptr<TestTaskCounter> test_task_counter_;
scoped_ptr<ContentClient> content_client_;
scoped_ptr<ContentBrowserClient> content_browser_client_;
scoped_ptr<ContentRendererClient> content_renderer_client_;
scoped_ptr<RenderThreadImplBrowserIPCTestHelper> test_helper_;
scoped_ptr<MockRenderProcess> mock_process_;
scoped_refptr<QuitOnTestMsgFilter> test_msg_filter_;
RenderThreadImplForTest* thread_; // Owned by mock_process_.
std::string channel_id_;
};
void CheckRenderThreadInputHandlerManager(RenderThreadImpl* thread) {
ASSERT_TRUE(thread->input_handler_manager());
}
// Check that InputHandlerManager outlives compositor thread because it uses
// raw pointers to post tasks.
// Disabled under LeakSanitizer due to memory leaks. http://crbug.com/348994
TEST_F(RenderThreadImplBrowserTest,
WILL_LEAK(InputHandlerManagerDestroyedAfterCompositorThread)) {
ASSERT_TRUE(thread_->input_handler_manager());
thread_->compositor_task_runner()->PostTask(
FROM_HERE, base::Bind(&CheckRenderThreadInputHandlerManager, thread_));
}
// Disabled under LeakSanitizer due to memory leaks.
TEST_F(RenderThreadImplBrowserTest,
WILL_LEAK(ResourceDispatchIPCTasksGoThroughScheduler)) {
test_helper_->Sender()->Send(new ResourceHostMsg_FollowRedirect(0));
test_helper_->Sender()->Send(new TestMsg_QuitRunLoop());
test_helper_->GetMessageLoop()->Run();
EXPECT_EQ(1, test_task_counter_->NumTasksPosted());
}
// Disabled under LeakSanitizer due to memory leaks.
TEST_F(RenderThreadImplBrowserTest,
WILL_LEAK(NonResourceDispatchIPCTasksDontGoThroughScheduler)) {
// NOTE other than not being a resource message, the actual message is
// unimportant.
test_helper_->Sender()->Send(new WebSocketMsg_NotifyFailure(1, ""));
test_helper_->Sender()->Send(new TestMsg_QuitRunLoop());
test_helper_->GetMessageLoop()->Run();
EXPECT_EQ(0, test_task_counter_->NumTasksPosted());
}
} // namespace
} // namespace content
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