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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be | 
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. | 
| 4 | 4 | 
| 5 #include "base/macros.h" | 5 #include "base/macros.h" | 
| 6 #include "base/prefs/default_pref_store.h" | 6 #include "base/prefs/default_pref_store.h" | 
| 7 #include "testing/gtest/include/gtest/gtest.h" | 7 #include "testing/gtest/include/gtest/gtest.h" | 
| 8 | 8 | 
| 9 using base::StringValue; | 9 using base::StringValue; | 
| 10 using base::Value; | 10 using base::Value; | 
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| 61   pref_store->ReplaceDefaultValue(kPrefKey, | 61   pref_store->ReplaceDefaultValue(kPrefKey, | 
| 62                                   scoped_ptr<Value>(new StringValue("bar"))); | 62                                   scoped_ptr<Value>(new StringValue("bar"))); | 
| 63   EXPECT_EQ(1, observer.change_count()); | 63   EXPECT_EQ(1, observer.change_count()); | 
| 64 | 64 | 
| 65   // But only if the value actually changed. | 65   // But only if the value actually changed. | 
| 66   pref_store->ReplaceDefaultValue(kPrefKey, | 66   pref_store->ReplaceDefaultValue(kPrefKey, | 
| 67                                   scoped_ptr<Value>(new StringValue("bar"))); | 67                                   scoped_ptr<Value>(new StringValue("bar"))); | 
| 68   EXPECT_EQ(1, observer.change_count()); | 68   EXPECT_EQ(1, observer.change_count()); | 
| 69 } | 69 } | 
| 70 | 70 | 
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