chromium/base/memory/singleton_unittest.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <stdint.h>

#include "base/at_exit.h"
#include "base/memory/aligned_memory.h"
#include "base/memory/singleton.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace base {
namespace {

static_assert …;

CallbackFunc;

template <size_t alignment>
class AlignedData { … };

class IntSingleton { … };

class Init5Singleton { … };

struct Init5Singleton::Trait : public DefaultSingletonTraits<Init5Singleton> { … };

int* SingletonInt() { … }

int* SingletonInt5() { … }

template <typename Type>
struct CallbackTrait : public DefaultSingletonTraits<Type> { … };

class CallbackSingleton { … };

class CallbackSingletonWithNoLeakTrait : public CallbackSingleton { … };

class CallbackSingletonWithLeakTrait : public CallbackSingleton { … };

class CallbackSingletonWithStaticTrait : public CallbackSingleton { … };

struct CallbackSingletonWithStaticTrait::Trait
    : public StaticMemorySingletonTraits<CallbackSingletonWithStaticTrait> { … };

template <class Type>
class AlignedTestSingleton { … };


void SingletonNoLeak(CallbackFunc CallOnQuit) { … }

void SingletonLeak(CallbackFunc CallOnQuit) { … }

CallbackFunc* GetLeakySingleton() { … }

void DeleteLeakySingleton() { … }

void SingletonStatic(CallbackFunc CallOnQuit) { … }

CallbackFunc* GetStaticSingleton() { … }

class SingletonTest : public testing::Test { … };

bool SingletonTest::non_leak_called_ = …;
bool SingletonTest::leaky_called_ = …;
bool SingletonTest::static_called_ = …;

TEST_F(SingletonTest, Basic) { … }

TEST_F(SingletonTest, Alignment) { … }

}  // namespace
}  // namespace base