testing_pref_store.cc revision 424c4d7b64af9d0d8fd9624f381f469654d5e3d2 
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
56void TestingPrefStore::MarkNeedsEmptyValue(const std::string& key) {
57}
58
59bool TestingPrefStore::ReadOnly() const {
60  return read_only_;
61}
62
63PersistentPrefStore::PrefReadError TestingPrefStore::GetReadError() const {
64  return PersistentPrefStore::PREF_READ_ERROR_NONE;
65}
66
67PersistentPrefStore::PrefReadError TestingPrefStore::ReadPrefs() {
68  NotifyInitializationCompleted();
69  return PersistentPrefStore::PREF_READ_ERROR_NONE;
70}
71
72void TestingPrefStore::ReadPrefsAsync(ReadErrorDelegate* error_delegate_raw) {
73  scoped_ptr<ReadErrorDelegate> error_delegate(error_delegate_raw);
74  NotifyInitializationCompleted();
75}
76
77void TestingPrefStore::SetInitializationCompleted() {
78  init_complete_ = true;
79  NotifyInitializationCompleted();
80}
81
82void TestingPrefStore::NotifyPrefValueChanged(const std::string& key) {
83  FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
84}
85
86void TestingPrefStore::NotifyInitializationCompleted() {
87  FOR_EACH_OBSERVER(Observer, observers_, OnInitializationCompleted(true));
88}
89
90void TestingPrefStore::ReportValueChanged(const std::string& key) {
91  FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
92}
93
94void TestingPrefStore::SetString(const std::string& key,
95                                 const std::string& value) {
96  SetValue(key, new base::StringValue(value));
97}
98
99void TestingPrefStore::SetInteger(const std::string& key, int value) {
100  SetValue(key, new base::FundamentalValue(value));
101}
102
103void TestingPrefStore::SetBoolean(const std::string& key, bool value) {
104  SetValue(key, new base::FundamentalValue(value));
105}
106
107bool TestingPrefStore::GetString(const std::string& key,
108                                 std::string* value) const {
109  const base::Value* stored_value;
110  if (!prefs_.GetValue(key, &stored_value) || !stored_value)
111    return false;
112
113  return stored_value->GetAsString(value);
114}
115
116bool TestingPrefStore::GetInteger(const std::string& key, int* value) const {
117  const base::Value* stored_value;
118  if (!prefs_.GetValue(key, &stored_value) || !stored_value)
119    return false;
120
121  return stored_value->GetAsInteger(value);
122}
123
124bool TestingPrefStore::GetBoolean(const std::string& key, bool* value) const {
125  const base::Value* stored_value;
126  if (!prefs_.GetValue(key, &stored_value) || !stored_value)
127    return false;
128
129  return stored_value->GetAsBoolean(value);
130}
131
132void TestingPrefStore::set_read_only(bool read_only) {
133  read_only_ = read_only;
134}
135
136TestingPrefStore::~TestingPrefStore() {}
137