| // 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_PREFS_TESTING_PREF_STORE_H_ |
| #define BASE_PREFS_TESTING_PREF_STORE_H_ |
| |
| #include <string> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/observer_list.h" |
| #include "base/prefs/persistent_pref_store.h" |
| #include "base/prefs/pref_value_map.h" |
| |
| // |TestingPrefStore| is a preference store implementation that allows tests to |
| // explicitly manipulate the contents of the store, triggering notifications |
| // where appropriate. |
| class TestingPrefStore : public PersistentPrefStore { |
| public: |
| TestingPrefStore(); |
| |
| // Overriden from PrefStore. |
| virtual bool GetValue(const std::string& key, |
| const base::Value** result) const OVERRIDE; |
| virtual void AddObserver(PrefStore::Observer* observer) OVERRIDE; |
| virtual void RemoveObserver(PrefStore::Observer* observer) OVERRIDE; |
| virtual size_t NumberOfObservers() const OVERRIDE; |
| virtual bool IsInitializationComplete() const OVERRIDE; |
| |
| // PersistentPrefStore overrides: |
| virtual bool GetMutableValue(const std::string& key, |
| base::Value** result) OVERRIDE; |
| virtual void ReportValueChanged(const std::string& key) OVERRIDE; |
| virtual void SetValue(const std::string& key, base::Value* value) OVERRIDE; |
| virtual void SetValueSilently(const std::string& key, |
| base::Value* value) OVERRIDE; |
| virtual void RemoveValue(const std::string& key) OVERRIDE; |
| virtual void MarkNeedsEmptyValue(const std::string& key) OVERRIDE; |
| virtual bool ReadOnly() const OVERRIDE; |
| virtual PrefReadError GetReadError() const OVERRIDE; |
| virtual PersistentPrefStore::PrefReadError ReadPrefs() OVERRIDE; |
| virtual void ReadPrefsAsync(ReadErrorDelegate* error_delegate) OVERRIDE; |
| virtual void CommitPendingWrite() OVERRIDE {} |
| |
| // Marks the store as having completed initialization. |
| void SetInitializationCompleted(); |
| |
| // Used for tests to trigger notifications explicitly. |
| void NotifyPrefValueChanged(const std::string& key); |
| void NotifyInitializationCompleted(); |
| |
| // Some convenience getters/setters. |
| void SetString(const std::string& key, const std::string& value); |
| void SetInteger(const std::string& key, int value); |
| void SetBoolean(const std::string& key, bool value); |
| |
| bool GetString(const std::string& key, std::string* value) const; |
| bool GetInteger(const std::string& key, int* value) const; |
| bool GetBoolean(const std::string& key, bool* value) const; |
| |
| // Getter and Setter methods for setting and getting the state of the |
| // |TestingPrefStore|. |
| virtual void set_read_only(bool read_only); |
| |
| protected: |
| virtual ~TestingPrefStore(); |
| |
| private: |
| // Stores the preference values. |
| PrefValueMap prefs_; |
| |
| // Flag that indicates if the PrefStore is read-only |
| bool read_only_; |
| |
| // Whether initialization has been completed. |
| bool init_complete_; |
| |
| ObserverList<PrefStore::Observer, true> observers_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TestingPrefStore); |
| }; |
| |
| #endif // BASE_PREFS_TESTING_PREF_STORE_H_ |