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// Copyright (c) 2011 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/memory/scoped_ptr.h"
#include "base/message_loop.h"
#include "base/message_loop_proxy_impl.h"
#include "base/threading/thread.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
class MessageLoopProxyImplTest : public testing::Test {
public:
void Release() const {
AssertOnIOThread();
Quit();
}
void Quit() const {
loop_.PostTask(FROM_HERE, new MessageLoop::QuitTask);
}
void AssertOnIOThread() const {
ASSERT_TRUE(io_thread_->message_loop_proxy()->BelongsToCurrentThread());
}
void AssertOnFileThread() const {
ASSERT_TRUE(file_thread_->message_loop_proxy()->BelongsToCurrentThread());
}
protected:
virtual void SetUp() {
io_thread_.reset(new base::Thread("MessageLoopProxyImplTest_IO"));
file_thread_.reset(new base::Thread("MessageLoopProxyImplTest_File"));
io_thread_->Start();
file_thread_->Start();
}
virtual void TearDown() {
io_thread_->Stop();
file_thread_->Stop();
}
static void BasicFunction(MessageLoopProxyImplTest* test) {
test->AssertOnFileThread();
test->Quit();
}
class DummyTask : public Task {
public:
explicit DummyTask(bool* deleted) : deleted_(deleted) { }
~DummyTask() {
*deleted_ = true;
}
void Run() {
FAIL();
}
private:
bool* deleted_;
};
class DeletedOnFile {
public:
explicit DeletedOnFile(MessageLoopProxyImplTest* test) : test_(test) {}
~DeletedOnFile() {
test_->AssertOnFileThread();
test_->Quit();
}
private:
MessageLoopProxyImplTest* test_;
};
scoped_ptr<base::Thread> io_thread_;
scoped_ptr<base::Thread> file_thread_;
private:
mutable MessageLoop loop_;
};
TEST_F(MessageLoopProxyImplTest, PostTask) {
EXPECT_TRUE(file_thread_->message_loop_proxy()->PostTask(
FROM_HERE, NewRunnableFunction(&BasicFunction, this)));
MessageLoop::current()->Run();
}
TEST_F(MessageLoopProxyImplTest, Release) {
EXPECT_TRUE(io_thread_->message_loop_proxy()->ReleaseSoon(FROM_HERE, this));
MessageLoop::current()->Run();
}
TEST_F(MessageLoopProxyImplTest, Delete) {
DeletedOnFile* deleted_on_file = new DeletedOnFile(this);
EXPECT_TRUE(file_thread_->message_loop_proxy()->DeleteSoon(
FROM_HERE, deleted_on_file));
MessageLoop::current()->Run();
}
TEST_F(MessageLoopProxyImplTest, PostTaskAfterThreadExits) {
scoped_ptr<base::Thread> test_thread(
new base::Thread("MessageLoopProxyImplTest_Dummy"));
test_thread->Start();
scoped_refptr<base::MessageLoopProxy> message_loop_proxy =
test_thread->message_loop_proxy();
test_thread->Stop();
bool deleted = false;
bool ret = message_loop_proxy->PostTask(
FROM_HERE, new DummyTask(&deleted));
EXPECT_FALSE(ret);
EXPECT_TRUE(deleted);
}
TEST_F(MessageLoopProxyImplTest, PostTaskAfterThreadIsDeleted) {
scoped_refptr<base::MessageLoopProxy> message_loop_proxy;
{
scoped_ptr<base::Thread> test_thread(
new base::Thread("MessageLoopProxyImplTest_Dummy"));
test_thread->Start();
message_loop_proxy = test_thread->message_loop_proxy();
}
bool deleted = false;
bool ret = message_loop_proxy->PostTask(FROM_HERE, new DummyTask(&deleted));
EXPECT_FALSE(ret);
EXPECT_TRUE(deleted);
}
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