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// Copyright 2014 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 CHROMEOS_SYSTEM_FAKE_STATISTICS_PROVIDER_H_
#define CHROMEOS_SYSTEM_FAKE_STATISTICS_PROVIDER_H_
#include <map>
#include <string>
#include "chromeos/system/statistics_provider.h"
namespace chromeos {
namespace system {
// A fake StatisticsProvider implementation that is useful in tests.
class FakeStatisticsProvider : public StatisticsProvider {
public:
FakeStatisticsProvider();
~FakeStatisticsProvider() override;
// StatisticsProvider implementation:
void StartLoadingMachineStatistics(
const scoped_refptr<base::TaskRunner>& file_task_runner,
bool load_oem_manifest) override;
bool GetMachineStatistic(const std::string& name,
std::string* result) override;
bool HasMachineStatistic(const std::string& name) override;
bool GetMachineFlag(const std::string& name, bool* result) override;
bool HasMachineFlag(const std::string& name) override;
void Shutdown() override;
void SetMachineStatistic(const std::string& key, const std::string& value);
void ClearMachineStatistic(const std::string& key);
void SetMachineFlag(const std::string& key, bool value);
void ClearMachineFlag(const std::string& key);
private:
std::map<std::string, std::string> machine_statistics_;
std::map<std::string, bool> machine_flags_;
DISALLOW_COPY_AND_ASSIGN(FakeStatisticsProvider);
};
// A convenience subclass that automatically registers itself as the test
// StatisticsProvider during construction and cleans up at destruction.
class ScopedFakeStatisticsProvider : public FakeStatisticsProvider {
public:
ScopedFakeStatisticsProvider();
~ScopedFakeStatisticsProvider() override;
private:
DISALLOW_COPY_AND_ASSIGN(ScopedFakeStatisticsProvider);
};
} // namespace system
} // namespace chromeos
#endif // CHROMEOS_SYSTEM_FAKE_STATISTICS_PROVIDER_H_
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