shaka-packager/base/test/simple_test_clock.h

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C++

// 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.
#ifndef BASE_SIMPLE_TEST_CLOCK_H_
#define BASE_SIMPLE_TEST_CLOCK_H_
#include "base/compiler_specific.h"
#include "base/synchronization/lock.h"
#include "base/time/clock.h"
#include "base/time/time.h"
namespace base {
// SimpleTestClock is a Clock implementation that gives control over
// the returned Time objects. All methods may be called from any
// thread.
class SimpleTestClock : public Clock {
public:
// Starts off with a clock set to Time().
SimpleTestClock();
virtual ~SimpleTestClock();
virtual Time Now() OVERRIDE;
// Advances the clock by |delta|.
void Advance(TimeDelta delta);
// Sets the clock to the given time.
void SetNow(Time now);
private:
// Protects |now_|.
Lock lock_;
Time now_;
};
} // namespace base
#endif // BASE_SIMPLE_TEST_CLOCK_H_