Move PrefMember and PrefChangeRegistrar to api directory.

chrome/browser/prefs/pref_change_registrar_unittest.cc

-// 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.
-
-#include "chrome/browser/prefs/pref_change_registrar.h"
-#include "chrome/test/base/testing_pref_service.h"
-#include "content/public/browser/notification_details.h"
-#include "content/public/browser/notification_source.h"
-#include "content/public/browser/notification_types.h"
-#include "content/public/test/mock_notification_observer.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-using testing::Mock;
-using testing::Eq;
-
-namespace {
-
-// A mock provider that allows us to capture pref observer changes.
-class MockPrefService : public TestingPrefService {
- public:
-  MockPrefService() {}
-  virtual ~MockPrefService() {}
-
-  MOCK_METHOD2(AddPrefObserver,
-               void(const char*, content::NotificationObserver*));
-  MOCK_METHOD2(RemovePrefObserver,
-               void(const char*, content::NotificationObserver*));
-};
-
-}  // namespace
-
-class PrefChangeRegistrarTest : public testing::Test {
- public:
-  PrefChangeRegistrarTest() {}
-  virtual ~PrefChangeRegistrarTest() {}
-
- protected:
-  virtual void SetUp();
-
-  content::NotificationObserver* observer() const { return observer_.get(); }
-  MockPrefService* service() const { return service_.get(); }
-
- private:
-  scoped_ptr<MockPrefService> service_;
-  scoped_ptr<content::MockNotificationObserver> observer_;
-};
-
-void PrefChangeRegistrarTest::SetUp() {
-  service_.reset(new MockPrefService());
-  observer_.reset(new content::MockNotificationObserver());
-}
-
-TEST_F(PrefChangeRegistrarTest, AddAndRemove) {
-  PrefChangeRegistrar registrar;
-  registrar.Init(service());
-
-  // Test adding.
-  EXPECT_CALL(*service(),
-              AddPrefObserver(Eq(std::string("test.pref.1")), observer()));
-  EXPECT_CALL(*service(),
-              AddPrefObserver(Eq(std::string("test.pref.2")), observer()));
-  registrar.Add("test.pref.1", observer());
-  registrar.Add("test.pref.2", observer());
-  EXPECT_FALSE(registrar.IsEmpty());
-
-  // Test removing.
-  Mock::VerifyAndClearExpectations(service());
-  EXPECT_CALL(*service(),
-              RemovePrefObserver(Eq(std::string("test.pref.1")), observer()));
-  EXPECT_CALL(*service(),
-              RemovePrefObserver(Eq(std::string("test.pref.2")), observer()));
-  registrar.Remove("test.pref.1", observer());
-  registrar.Remove("test.pref.2", observer());
-  EXPECT_TRUE(registrar.IsEmpty());
-
-  // Explicitly check the expectations now to make sure that the Removes
-  // worked (rather than the registrar destructor doing the work).
-  Mock::VerifyAndClearExpectations(service());
-}
-
-TEST_F(PrefChangeRegistrarTest, AutoRemove) {
-  PrefChangeRegistrar registrar;
-  registrar.Init(service());
-
-  // Setup of auto-remove.
-  EXPECT_CALL(*service(),
-              AddPrefObserver(Eq(std::string("test.pref.1")), observer()));
-  registrar.Add("test.pref.1", observer());
-  Mock::VerifyAndClearExpectations(service());
-  EXPECT_FALSE(registrar.IsEmpty());
-
-  // Test auto-removing.
-  EXPECT_CALL(*service(),
-              RemovePrefObserver(Eq(std::string("test.pref.1")), observer()));
-}
-
-TEST_F(PrefChangeRegistrarTest, RemoveAll) {
-  PrefChangeRegistrar registrar;
-  registrar.Init(service());
-
-  EXPECT_CALL(*service(),
-              AddPrefObserver(Eq(std::string("test.pref.1")), observer()));
-  EXPECT_CALL(*service(),
-              AddPrefObserver(Eq(std::string("test.pref.2")), observer()));
-  registrar.Add("test.pref.1", observer());
-  registrar.Add("test.pref.2", observer());
-  Mock::VerifyAndClearExpectations(service());
-
-  EXPECT_CALL(*service(),
-              RemovePrefObserver(Eq(std::string("test.pref.1")), observer()));
-  EXPECT_CALL(*service(),
-              RemovePrefObserver(Eq(std::string("test.pref.2")), observer()));
-  registrar.RemoveAll();
-  EXPECT_TRUE(registrar.IsEmpty());
-
-  // Explicitly check the expectations now to make sure that the RemoveAll
-  // worked (rather than the registrar destructor doing the work).
-  Mock::VerifyAndClearExpectations(service());
-}