testing_pref_store.cc revision f2477e01787aa58f445919b809d89e252beef54f 
1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "base/prefs/testing_pref_store.h"
6
7#include "base/memory/scoped_ptr.h"
8#include "base/values.h"
9
10TestingPrefStore::TestingPrefStore()
11    : read_only_(true),
12      init_complete_(false) {
13}
14
15bool TestingPrefStore::GetValue(const std::string& key,
16                                const base::Value** value) const {
17  return prefs_.GetValue(key, value);
18}
19
20bool TestingPrefStore::GetMutableValue(const std::string& key,
21                                       base::Value** value) {
22  return prefs_.GetValue(key, value);
23}
24
25void TestingPrefStore::AddObserver(PrefStore::Observer* observer) {
26  observers_.AddObserver(observer);
27}
28
29void TestingPrefStore::RemoveObserver(PrefStore::Observer* observer) {
30  observers_.RemoveObserver(observer);
31}
32
33bool TestingPrefStore::HasObservers() const {
34  return observers_.might_have_observers();
35}
36
37bool TestingPrefStore::IsInitializationComplete() const {
38  return init_complete_;
39}
40
41void TestingPrefStore::SetValue(const std::string& key, base::Value* value) {
42  if (prefs_.SetValue(key, value))
43    NotifyPrefValueChanged(key);
44}
45
46void TestingPrefStore::SetValueSilently(const std::string& key,
47                                        base::Value* value) {
48  prefs_.SetValue(key, value);
49}
50
51void TestingPrefStore::RemoveValue(const std::string& key) {
52  if (prefs_.RemoveValue(key))
53    NotifyPrefValueChanged(key);
54}
55
56bool TestingPrefStore::ReadOnly() const {
57  return read_only_;
58}
59
60PersistentPrefStore::PrefReadError TestingPrefStore::GetReadError() const {
61  return PersistentPrefStore::PREF_READ_ERROR_NONE;
62}
63
64PersistentPrefStore::PrefReadError TestingPrefStore::ReadPrefs() {
65  NotifyInitializationCompleted();
66  return PersistentPrefStore::PREF_READ_ERROR_NONE;
67}
68
69void TestingPrefStore::ReadPrefsAsync(ReadErrorDelegate* error_delegate_raw) {
70  scoped_ptr<ReadErrorDelegate> error_delegate(error_delegate_raw);
71  NotifyInitializationCompleted();
72}
73
74void TestingPrefStore::SetInitializationCompleted() {
75  init_complete_ = true;
76  NotifyInitializationCompleted();
77}
78
79void TestingPrefStore::NotifyPrefValueChanged(const std::string& key) {
80  FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
81}
82
83void TestingPrefStore::NotifyInitializationCompleted() {
84  FOR_EACH_OBSERVER(Observer, observers_, OnInitializationCompleted(true));
85}
86
87void TestingPrefStore::ReportValueChanged(const std::string& key) {
88  FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
89}
90
91void TestingPrefStore::SetString(const std::string& key,
92                                 const std::string& value) {
93  SetValue(key, new base::StringValue(value));
94}
95
96void TestingPrefStore::SetInteger(const std::string& key, int value) {
97  SetValue(key, new base::FundamentalValue(value));
98}
99
100void TestingPrefStore::SetBoolean(const std::string& key, bool value) {
101  SetValue(key, new base::FundamentalValue(value));
102}
103
104bool TestingPrefStore::GetString(const std::string& key,
105                                 std::string* value) const {
106  const base::Value* stored_value;
107  if (!prefs_.GetValue(key, &stored_value) || !stored_value)
108    return false;
109
110  return stored_value->GetAsString(value);
111}
112
113bool TestingPrefStore::GetInteger(const std::string& key, int* value) const {
114  const base::Value* stored_value;
115  if (!prefs_.GetValue(key, &stored_value) || !stored_value)
116    return false;
117
118  return stored_value->GetAsInteger(value);
119}
120
121bool TestingPrefStore::GetBoolean(const std::string& key, bool* value) const {
122  const base::Value* stored_value;
123  if (!prefs_.GetValue(key, &stored_value) || !stored_value)
124    return false;
125
126  return stored_value->GetAsBoolean(value);
127}
128
129void TestingPrefStore::set_read_only(bool read_only) {
130  read_only_ = read_only;
131}
132
133TestingPrefStore::~TestingPrefStore() {}
134