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// 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/message_loop.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace {
int ReturnFourtyTwo() {
return 42;
}
void StoreValue(int* destination, int 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 FreeFooFunctor {
void operator()(Foo* foo) const {
++g_foo_free_count;
delete foo;
};
};
scoped_ptr_malloc<Foo, FreeFooFunctor> CreateScopedFoo() {
return scoped_ptr_malloc<Foo, FreeFooFunctor>(new Foo);
}
void ExpectScopedFoo(scoped_ptr_malloc<Foo, FreeFooFunctor> foo) {
EXPECT_TRUE(foo.get());
scoped_ptr_malloc<Foo, FreeFooFunctor> local_foo(foo.Pass());
EXPECT_TRUE(local_foo.get());
EXPECT_FALSE(foo.get());
}
} // namespace
TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResult) {
MessageLoop message_loop;
int result = 0;
PostTaskAndReplyWithResult(
message_loop.message_loop_proxy(),
FROM_HERE,
Bind(&ReturnFourtyTwo),
Bind(&StoreValue, &result));
message_loop.RunAllPending();
EXPECT_EQ(42, result);
}
TEST(TaskRunnerHelpersTest, PostTaskAndReplyWithResultPassed) {
g_foo_destruct_count = 0;
g_foo_free_count = 0;
MessageLoop message_loop;
PostTaskAndReplyWithResult(
message_loop.message_loop_proxy(),
FROM_HERE,
Bind(&CreateFoo),
Bind(&ExpectFoo));
message_loop.RunAllPending();
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.message_loop_proxy(),
FROM_HERE,
Bind(&CreateScopedFoo),
Bind(&ExpectScopedFoo));
message_loop.RunAllPending();
EXPECT_EQ(1, g_foo_destruct_count);
EXPECT_EQ(1, g_foo_free_count);
}
} // namespace base
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