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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_helpers.h"
#include "base/bind.h"
#include "base/callback.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
void Increment(int* value) {
(*value)++;
}
TEST(BindHelpersTest, TestScopedClosureRunnerExitScope) {
int run_count = 0;
{
base::ScopedClosureRunner runner(base::Bind(&Increment, &run_count));
EXPECT_EQ(0, run_count);
}
EXPECT_EQ(1, run_count);
}
TEST(BindHelpersTest, TestScopedClosureRunnerRelease) {
int run_count = 0;
base::Closure c;
{
base::ScopedClosureRunner runner(base::Bind(&Increment, &run_count));
c = runner.Release();
EXPECT_EQ(0, run_count);
}
EXPECT_EQ(0, run_count);
c.Run();
EXPECT_EQ(1, run_count);
}
TEST(BindHelpersTest, TestScopedClosureRunnerReset) {
int run_count_1 = 0;
int run_count_2 = 0;
{
base::ScopedClosureRunner runner;
runner.Reset(base::Bind(&Increment, &run_count_1));
runner.Reset(base::Bind(&Increment, &run_count_2));
EXPECT_EQ(1, run_count_1);
EXPECT_EQ(0, run_count_2);
}
EXPECT_EQ(1, run_count_2);
int run_count_3 = 0;
{
base::ScopedClosureRunner runner(base::Bind(&Increment, &run_count_3));
EXPECT_EQ(0, run_count_3);
runner.Reset();
EXPECT_EQ(1, run_count_3);
}
EXPECT_EQ(1, run_count_3);
}
} // namespace
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