| // 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 "base/task_runner_util.h" |
| |
| #include "base/bind.h" |
| #include "base/location.h" |
| #include "base/run_loop.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace base { |
| |
| namespace { |
| |
| int ReturnFourtyTwo() { |
| return 42; |
| } |
| |
| void StoreValue(int* destination, int value) { |
| *destination = value; |
| } |
| |
| void StoreDoubleValue(double* destination, double value) { |
| *destination = value; |
| } |
| |
| int g_foo_destruct_count = 0; |
| int g_foo_free_count = 0; |
| |
| struct Foo { |
| ~Foo() { |
| ++g_foo_destruct_count; |
| } |
| }; |
| |
| scoped_ptr<Foo> CreateFoo() { |
| return scoped_ptr<Foo>(new Foo); |
| } |
| |
| void ExpectFoo(scoped_ptr<Foo> foo) { |
| EXPECT_TRUE(foo.get()); |
| scoped_ptr<Foo> local_foo(foo.Pass()); |
| EXPECT_TRUE(local_foo.get()); |
| EXPECT_FALSE(foo.get()); |
| } |
| |
| struct FooDeleter { |
| void operator()(Foo* foo) const { |
| ++g_foo_free_count; |
| delete foo; |
| }; |
| }; |
| |
| scoped_ptr<Foo, FooDeleter> CreateScopedFoo() { |
| return scoped_ptr<Foo, FooDeleter>(new Foo); |
| } |
| |
| void ExpectScopedFoo(scoped_ptr<Foo, FooDeleter> foo) { |
| EXPECT_TRUE(foo.get()); |
| scoped_ptr<Foo, FooDeleter> local_foo(foo.Pass()); |
| EXPECT_TRUE(local_foo.get()); |
| EXPECT_FALSE(foo.get()); |
| } |
| |
| } // namespace |
| |
| TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResult) { |
| int result = 0; |
| |
| MessageLoop message_loop; |
| PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, |
| Bind(&ReturnFourtyTwo), |
| Bind(&StoreValue, &result)); |
| |
| RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(42, result); |
| } |
| |
| TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResultImplicitConvert) { |
| double result = 0; |
| |
| MessageLoop message_loop; |
| PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, |
| Bind(&ReturnFourtyTwo), |
| Bind(&StoreDoubleValue, &result)); |
| |
| RunLoop().RunUntilIdle(); |
| |
| EXPECT_DOUBLE_EQ(42.0, result); |
| } |
| |
| TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResultPassed) { |
| g_foo_destruct_count = 0; |
| g_foo_free_count = 0; |
| |
| MessageLoop message_loop; |
| PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, |
| Bind(&CreateFoo), Bind(&ExpectFoo)); |
| |
| RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, g_foo_destruct_count); |
| EXPECT_EQ(0, g_foo_free_count); |
| } |
| |
| TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResultPassedFreeProc) { |
| g_foo_destruct_count = 0; |
| g_foo_free_count = 0; |
| |
| MessageLoop message_loop; |
| PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, |
| Bind(&CreateScopedFoo), Bind(&ExpectScopedFoo)); |
| |
| RunLoop().RunUntilIdle(); |
| |
| EXPECT_EQ(1, g_foo_destruct_count); |
| EXPECT_EQ(1, g_foo_free_count); |
| } |
| |
| } // namespace base |