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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_PREFS_PREF_OBSERVER_MOCK_H_
#define CHROME_BROWSER_PREFS_PREF_OBSERVER_MOCK_H_
#pragma once
#include <string>
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/common/notification_details.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_source.h"
#include "chrome/common/notification_type.h"
#include "testing/gmock/include/gmock/gmock.h"
using testing::Pointee;
using testing::Property;
using testing::Truly;
// Matcher that checks whether the current value of the preference named
// |pref_name| in |prefs| matches |value|. If |value| is NULL, the matcher
// checks that the value is not set.
MATCHER_P3(PrefValueMatches, prefs, pref_name, value, "") {
const PrefService::Preference* pref =
prefs->FindPreference(pref_name.c_str());
if (!pref)
return false;
const Value* actual_value = pref->GetValue();
if (!actual_value)
return value == NULL;
if (!value)
return actual_value == NULL;
return value->Equals(actual_value);
}
// A mock for testing preference notifications and easy setup of expectations.
class PrefObserverMock : public NotificationObserver {
public:
PrefObserverMock() {}
virtual ~PrefObserverMock() {}
MOCK_METHOD3(Observe, void(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details));
void Expect(const PrefService* prefs,
const std::string& pref_name,
const Value* value) {
EXPECT_CALL(*this, Observe(NotificationType(NotificationType::PREF_CHANGED),
Source<PrefService>(prefs),
Property(&Details<std::string>::ptr,
Pointee(pref_name))))
.With(PrefValueMatches(prefs, pref_name, value));
}
};
#endif // CHROME_BROWSER_PREFS_PREF_OBSERVER_MOCK_H_
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