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1 // Copyright (c) 2011 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/values.h" | |
6 #include "chrome/browser/prefs/incognito_user_pref_store.h" | |
7 #include "chrome/browser/prefs/testing_pref_store.h" | |
8 #include "chrome/common/pref_names.h" | |
9 #include "chrome/common/pref_store_observer_mock.h" | |
10 #include "testing/gmock/include/gmock/gmock.h" | |
11 #include "testing/gtest/include/gtest/gtest.h" | |
12 | |
13 using ::testing::Mock; | |
14 using ::testing::StrEq; | |
15 | |
16 namespace { | |
17 | |
18 const char* incognito_key = prefs::kBrowserWindowPlacement; | |
19 const char* regular_key = prefs::kShowBookmarkBar; | |
20 | |
21 } // namespace | |
22 | |
23 class IncognitoUserPrefStoreTest : public testing::Test { | |
24 public: | |
25 IncognitoUserPrefStoreTest() | |
26 : underlay_(new TestingPrefStore()), | |
27 overlay_(new IncognitoUserPrefStore(underlay_.get())) { | |
28 } | |
29 | |
30 virtual ~IncognitoUserPrefStoreTest() {} | |
31 | |
32 scoped_refptr<TestingPrefStore> underlay_; | |
33 scoped_refptr<IncognitoUserPrefStore> overlay_; | |
34 }; | |
35 | |
36 TEST_F(IncognitoUserPrefStoreTest, Observer) { | |
37 PrefStoreObserverMock obs; | |
38 overlay_->AddObserver(&obs); | |
39 | |
40 // Check that underlay first value is reported. | |
41 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(1); | |
42 underlay_->SetValue(incognito_key, Value::CreateIntegerValue(42)); | |
43 Mock::VerifyAndClearExpectations(&obs); | |
44 | |
45 // Check that underlay overwriting is reported. | |
46 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(1); | |
47 underlay_->SetValue(incognito_key, Value::CreateIntegerValue(43)); | |
48 Mock::VerifyAndClearExpectations(&obs); | |
49 | |
50 // Check that overwriting change in overlay is reported. | |
51 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(1); | |
52 overlay_->SetValue(incognito_key, Value::CreateIntegerValue(44)); | |
53 Mock::VerifyAndClearExpectations(&obs); | |
54 | |
55 // Check that hidden underlay change is not reported. | |
56 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(0); | |
57 underlay_->SetValue(incognito_key, Value::CreateIntegerValue(45)); | |
58 Mock::VerifyAndClearExpectations(&obs); | |
59 | |
60 // Check that overlay remove is reported. | |
61 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(1); | |
62 overlay_->RemoveValue(incognito_key); | |
63 Mock::VerifyAndClearExpectations(&obs); | |
64 | |
65 // Check that underlay remove is reported. | |
66 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(1); | |
67 underlay_->RemoveValue(incognito_key); | |
68 Mock::VerifyAndClearExpectations(&obs); | |
69 | |
70 // Check respecting of silence. | |
71 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(0); | |
72 overlay_->SetValueSilently(incognito_key, Value::CreateIntegerValue(46)); | |
73 Mock::VerifyAndClearExpectations(&obs); | |
74 | |
75 overlay_->RemoveObserver(&obs); | |
76 | |
77 // Check successful unsubscription. | |
78 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(incognito_key))).Times(0); | |
79 underlay_->SetValue(incognito_key, Value::CreateIntegerValue(47)); | |
80 overlay_->SetValue(incognito_key, Value::CreateIntegerValue(48)); | |
81 Mock::VerifyAndClearExpectations(&obs); | |
82 } | |
83 | |
84 TEST_F(IncognitoUserPrefStoreTest, GetAndSet) { | |
85 const Value* value = NULL; | |
86 int i = -1; | |
87 EXPECT_EQ(PrefStore::READ_NO_VALUE, | |
88 overlay_->GetValue(incognito_key, &value)); | |
89 EXPECT_EQ(PrefStore::READ_NO_VALUE, | |
90 underlay_->GetValue(incognito_key, &value)); | |
91 | |
92 underlay_->SetValue(incognito_key, Value::CreateIntegerValue(42)); | |
93 | |
94 // Value shines through: | |
95 EXPECT_EQ(PrefStore::READ_OK, overlay_->GetValue(incognito_key, &value)); | |
96 ASSERT_TRUE(value); | |
97 EXPECT_TRUE(value->GetAsInteger(&i)); | |
98 EXPECT_EQ(42, i); | |
99 | |
100 EXPECT_EQ(PrefStore::READ_OK, underlay_->GetValue(incognito_key, &value)); | |
101 ASSERT_TRUE(value); | |
102 EXPECT_TRUE(value->GetAsInteger(&i)); | |
103 EXPECT_EQ(42, i); | |
104 | |
105 overlay_->SetValue(incognito_key, Value::CreateIntegerValue(43)); | |
106 | |
107 EXPECT_EQ(PrefStore::READ_OK, overlay_->GetValue(incognito_key, &value)); | |
108 ASSERT_TRUE(value); | |
109 EXPECT_TRUE(value->GetAsInteger(&i)); | |
110 EXPECT_EQ(43, i); | |
111 | |
112 EXPECT_EQ(PrefStore::READ_OK, underlay_->GetValue(incognito_key, &value)); | |
113 ASSERT_TRUE(value); | |
114 EXPECT_TRUE(value->GetAsInteger(&i)); | |
115 EXPECT_EQ(42, i); | |
116 | |
117 overlay_->RemoveValue(incognito_key); | |
118 | |
119 // Value shines through: | |
120 EXPECT_EQ(PrefStore::READ_OK, overlay_->GetValue(incognito_key, &value)); | |
121 ASSERT_TRUE(value); | |
122 EXPECT_TRUE(value->GetAsInteger(&i)); | |
123 EXPECT_EQ(42, i); | |
124 | |
125 EXPECT_EQ(PrefStore::READ_OK, underlay_->GetValue(incognito_key, &value)); | |
126 ASSERT_TRUE(value); | |
127 EXPECT_TRUE(value->GetAsInteger(&i)); | |
128 EXPECT_EQ(42, i); | |
129 } | |
130 | |
131 // Check that GetMutableValue does not return the dictionary of the underlay. | |
132 TEST_F(IncognitoUserPrefStoreTest, ModifyDictionaries) { | |
133 underlay_->SetValue(incognito_key, new DictionaryValue); | |
134 | |
135 Value* modify = NULL; | |
136 EXPECT_EQ(PrefStore::READ_OK, | |
137 overlay_->GetMutableValue(incognito_key, &modify)); | |
138 ASSERT_TRUE(modify); | |
139 ASSERT_TRUE(modify->GetType() == Value::TYPE_DICTIONARY); | |
140 static_cast<DictionaryValue*>(modify)->SetInteger(incognito_key, 42); | |
141 | |
142 Value* original_in_underlay = NULL; | |
143 EXPECT_EQ(PrefStore::READ_OK, | |
144 underlay_->GetMutableValue(incognito_key, &original_in_underlay)); | |
145 ASSERT_TRUE(original_in_underlay); | |
146 ASSERT_TRUE(original_in_underlay->GetType() == Value::TYPE_DICTIONARY); | |
147 EXPECT_TRUE(static_cast<DictionaryValue*>(original_in_underlay)->empty()); | |
148 | |
149 Value* modified = NULL; | |
150 EXPECT_EQ(PrefStore::READ_OK, | |
151 overlay_->GetMutableValue(incognito_key, &modified)); | |
152 ASSERT_TRUE(modified); | |
153 ASSERT_TRUE(modified->GetType() == Value::TYPE_DICTIONARY); | |
154 EXPECT_TRUE(Value::Equals(modify, static_cast<DictionaryValue*>(modified))); | |
155 } | |
156 | |
157 // Here we consider a global preference that is not incognito specific. | |
158 TEST_F(IncognitoUserPrefStoreTest, GlobalPref) { | |
159 PrefStoreObserverMock obs; | |
160 overlay_->AddObserver(&obs); | |
161 | |
162 const Value* value = NULL; | |
163 int i = -1; | |
164 | |
165 // Check that underlay first value is reported. | |
166 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(regular_key))).Times(1); | |
167 underlay_->SetValue(regular_key, Value::CreateIntegerValue(42)); | |
168 Mock::VerifyAndClearExpectations(&obs); | |
169 | |
170 // Check that underlay overwriting is reported. | |
171 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(regular_key))).Times(1); | |
172 underlay_->SetValue(regular_key, Value::CreateIntegerValue(43)); | |
173 Mock::VerifyAndClearExpectations(&obs); | |
174 | |
175 // Check that we get this value from the overlay | |
176 EXPECT_EQ(PrefStore::READ_OK, overlay_->GetValue(regular_key, &value)); | |
177 ASSERT_TRUE(value); | |
178 EXPECT_TRUE(value->GetAsInteger(&i)); | |
179 EXPECT_EQ(43, i); | |
180 | |
181 // Check that overwriting change in overlay is reported. | |
182 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(regular_key))).Times(1); | |
183 overlay_->SetValue(regular_key, Value::CreateIntegerValue(44)); | |
184 Mock::VerifyAndClearExpectations(&obs); | |
185 | |
186 // Check that we get this value from the overlay and the underlay. | |
187 EXPECT_EQ(PrefStore::READ_OK, overlay_->GetValue(regular_key, &value)); | |
188 ASSERT_TRUE(value); | |
189 EXPECT_TRUE(value->GetAsInteger(&i)); | |
190 EXPECT_EQ(44, i); | |
191 EXPECT_EQ(PrefStore::READ_OK, underlay_->GetValue(regular_key, &value)); | |
192 ASSERT_TRUE(value); | |
193 EXPECT_TRUE(value->GetAsInteger(&i)); | |
194 EXPECT_EQ(44, i); | |
195 | |
196 // Check that overlay remove is reported. | |
197 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(regular_key))).Times(1); | |
198 overlay_->RemoveValue(regular_key); | |
199 Mock::VerifyAndClearExpectations(&obs); | |
200 | |
201 // Check that value was removed from overlay and underlay | |
202 EXPECT_EQ(PrefStore::READ_NO_VALUE, overlay_->GetValue(regular_key, &value)); | |
203 EXPECT_EQ(PrefStore::READ_NO_VALUE, underlay_->GetValue(regular_key, &value)); | |
204 | |
205 // Check respecting of silence. | |
206 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(regular_key))).Times(0); | |
207 overlay_->SetValueSilently(regular_key, Value::CreateIntegerValue(46)); | |
208 Mock::VerifyAndClearExpectations(&obs); | |
209 | |
210 overlay_->RemoveObserver(&obs); | |
211 | |
212 // Check successful unsubscription. | |
213 EXPECT_CALL(obs, OnPrefValueChanged(StrEq(regular_key))).Times(0); | |
214 underlay_->SetValue(regular_key, Value::CreateIntegerValue(47)); | |
215 overlay_->SetValue(regular_key, Value::CreateIntegerValue(48)); | |
216 Mock::VerifyAndClearExpectations(&obs); | |
217 } | |
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