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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/task_runner_util.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/location.h" | |
| 9 #include "base/run_loop.h" | |
| 10 #include "testing/gtest/include/gtest/gtest.h" | |
| 11 | |
| 12 namespace base { | |
| 13 | |
| 14 namespace { | |
| 15 | |
| 16 int ReturnFourtyTwo() { | |
| 17 return 42; | |
| 18 } | |
| 19 | |
| 20 void StoreValue(int* destination, int value) { | |
| 21 *destination = value; | |
| 22 } | |
| 23 | |
| 24 void StoreDoubleValue(double* destination, double value) { | |
| 25 *destination = value; | |
| 26 } | |
| 27 | |
| 28 int g_foo_destruct_count = 0; | |
| 29 int g_foo_free_count = 0; | |
| 30 | |
| 31 struct Foo { | |
| 32 ~Foo() { | |
| 33 ++g_foo_destruct_count; | |
| 34 } | |
| 35 }; | |
| 36 | |
| 37 scoped_ptr<Foo> CreateFoo() { | |
| 38 return scoped_ptr<Foo>(new Foo); | |
| 39 } | |
| 40 | |
| 41 void ExpectFoo(scoped_ptr<Foo> foo) { | |
| 42 EXPECT_TRUE(foo.get()); | |
| 43 scoped_ptr<Foo> local_foo(foo.Pass()); | |
| 44 EXPECT_TRUE(local_foo.get()); | |
| 45 EXPECT_FALSE(foo.get()); | |
| 46 } | |
| 47 | |
| 48 struct FooDeleter { | |
| 49 void operator()(Foo* foo) const { | |
| 50 ++g_foo_free_count; | |
| 51 delete foo; | |
| 52 }; | |
| 53 }; | |
| 54 | |
| 55 scoped_ptr<Foo, FooDeleter> CreateScopedFoo() { | |
| 56 return scoped_ptr<Foo, FooDeleter>(new Foo); | |
| 57 } | |
| 58 | |
| 59 void ExpectScopedFoo(scoped_ptr<Foo, FooDeleter> foo) { | |
| 60 EXPECT_TRUE(foo.get()); | |
| 61 scoped_ptr<Foo, FooDeleter> local_foo(foo.Pass()); | |
| 62 EXPECT_TRUE(local_foo.get()); | |
| 63 EXPECT_FALSE(foo.get()); | |
| 64 } | |
| 65 | |
| 66 } // namespace | |
| 67 | |
| 68 TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResult) { | |
| 69 int result = 0; | |
| 70 | |
| 71 MessageLoop message_loop; | |
| 72 PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, | |
| 73 Bind(&ReturnFourtyTwo), | |
| 74 Bind(&StoreValue, &result)); | |
| 75 | |
| 76 RunLoop().RunUntilIdle(); | |
| 77 | |
| 78 EXPECT_EQ(42, result); | |
| 79 } | |
| 80 | |
| 81 TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResultImplicitConvert) { | |
| 82 double result = 0; | |
| 83 | |
| 84 MessageLoop message_loop; | |
| 85 PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, | |
| 86 Bind(&ReturnFourtyTwo), | |
| 87 Bind(&StoreDoubleValue, &result)); | |
| 88 | |
| 89 RunLoop().RunUntilIdle(); | |
| 90 | |
| 91 EXPECT_DOUBLE_EQ(42.0, result); | |
| 92 } | |
| 93 | |
| 94 TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResultPassed) { | |
| 95 g_foo_destruct_count = 0; | |
| 96 g_foo_free_count = 0; | |
| 97 | |
| 98 MessageLoop message_loop; | |
| 99 PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, | |
| 100 Bind(&CreateFoo), Bind(&ExpectFoo)); | |
| 101 | |
| 102 RunLoop().RunUntilIdle(); | |
| 103 | |
| 104 EXPECT_EQ(1, g_foo_destruct_count); | |
| 105 EXPECT_EQ(0, g_foo_free_count); | |
| 106 } | |
| 107 | |
| 108 TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResultPassedFreeProc) { | |
| 109 g_foo_destruct_count = 0; | |
| 110 g_foo_free_count = 0; | |
| 111 | |
| 112 MessageLoop message_loop; | |
| 113 PostTaskAndReplyWithResult(message_loop.task_runner().get(), FROM_HERE, | |
| 114 Bind(&CreateScopedFoo), Bind(&ExpectScopedFoo)); | |
| 115 | |
| 116 RunLoop().RunUntilIdle(); | |
| 117 | |
| 118 EXPECT_EQ(1, g_foo_destruct_count); | |
| 119 EXPECT_EQ(1, g_foo_free_count); | |
| 120 } | |
| 121 | |
| 122 } // namespace base | |
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