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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 #ifndef BASE_PREFS_MOCK_PREF_CHANGE_CALLBACK_H_ | |
6 #define BASE_PREFS_MOCK_PREF_CHANGE_CALLBACK_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/prefs/pref_change_registrar.h" | |
11 #include "base/prefs/pref_service.h" | |
12 #include "testing/gmock/include/gmock/gmock.h" | |
13 | |
14 using testing::Pointee; | |
15 using testing::Property; | |
16 using testing::Truly; | |
17 | |
18 // Matcher that checks whether the current value of the preference named | |
19 // |pref_name| in |prefs| matches |value|. If |value| is NULL, the matcher | |
20 // checks that the value is not set. | |
21 MATCHER_P3(PrefValueMatches, prefs, pref_name, value, "") { | |
22 const PrefService::Preference* pref = prefs->FindPreference(pref_name); | |
23 if (!pref) | |
24 return false; | |
25 | |
26 const base::Value* actual_value = pref->GetValue(); | |
27 if (!actual_value) | |
28 return value == NULL; | |
29 if (!value) | |
30 return actual_value == NULL; | |
31 return value->Equals(actual_value); | |
32 } | |
33 | |
34 // A mock for testing preference notifications and easy setup of expectations. | |
35 class MockPrefChangeCallback { | |
36 public: | |
37 explicit MockPrefChangeCallback(PrefService* prefs); | |
38 virtual ~MockPrefChangeCallback(); | |
39 | |
40 PrefChangeRegistrar::NamedChangeCallback GetCallback(); | |
41 | |
42 MOCK_METHOD1(OnPreferenceChanged, void(const std::string&)); | |
43 | |
44 void Expect(const std::string& pref_name, | |
45 const base::Value* value); | |
46 | |
47 private: | |
48 PrefService* prefs_; | |
49 }; | |
50 | |
51 #endif // BASE_PREFS_MOCK_PREF_CHANGE_CALLBACK_H_ | |
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