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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 COMPONENTS_USER_MANAGER_SCOPED_USER_MANAGER_H_
#define COMPONENTS_USER_MANAGER_SCOPED_USER_MANAGER_H_
#include <memory>
#include "base/macros.h"
#include "components/user_manager/user_manager_export.h"
namespace user_manager {
class UserManager;
// Helper class for unit tests. Initializes the UserManager singleton to the
// given |user_manager| and tears it down again on destruction. If the singleton
// had already been initialized, its previous value is restored after tearing
// down |user_manager|.
class USER_MANAGER_EXPORT ScopedUserManager {
public:
explicit ScopedUserManager(std::unique_ptr<UserManager> user_manager);
~ScopedUserManager();
private:
const std::unique_ptr<UserManager> user_manager_;
UserManager* previous_user_manager_ = nullptr;
DISALLOW_COPY_AND_ASSIGN(ScopedUserManager);
};
} // namespace user_manager
#endif // COMPONENTS_USER_MANAGER_SCOPED_USER_MANAGER_H_
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