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| 1 // Copyright 2016 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 "components/sync/api/model_type_service.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/memory/ptr_util.h" | |
| 9 #include "components/sync/api/data_type_error_handler_mock.h" | |
| 10 #include "components/sync/api/fake_model_type_change_processor.h" | |
| 11 #include "components/sync/api/stub_model_type_service.h" | |
| 12 #include "testing/gtest/include/gtest/gtest.h" | |
| 13 | |
| 14 namespace syncer { | |
| 15 | |
| 16 // A mock MTCP that lets us know when DisableSync is called. | |
| 17 class MockModelTypeChangeProcessor : public FakeModelTypeChangeProcessor { | |
| 18 public: | |
| 19 explicit MockModelTypeChangeProcessor(const base::Closure& disabled_callback) | |
| 20 : disabled_callback_(disabled_callback) {} | |
| 21 ~MockModelTypeChangeProcessor() override {} | |
| 22 | |
| 23 void DisableSync() override { disabled_callback_.Run(); } | |
| 24 | |
| 25 private: | |
| 26 base::Closure disabled_callback_; | |
| 27 }; | |
| 28 | |
| 29 class MockModelTypeService : public StubModelTypeService { | |
| 30 public: | |
| 31 MockModelTypeService() | |
| 32 : StubModelTypeService(base::Bind(&MockModelTypeService::CreateProcessor, | |
| 33 base::Unretained(this))) {} | |
| 34 ~MockModelTypeService() override {} | |
| 35 | |
| 36 void CreateChangeProcessor() { ModelTypeService::CreateChangeProcessor(); } | |
| 37 | |
| 38 MockModelTypeChangeProcessor* change_processor() const { | |
| 39 return static_cast<MockModelTypeChangeProcessor*>( | |
| 40 ModelTypeService::change_processor()); | |
| 41 } | |
| 42 | |
| 43 bool on_processor_set_called() const { return on_processor_set_called_; } | |
| 44 void clear_on_processor_set_called() { on_processor_set_called_ = false; } | |
| 45 bool processor_disable_sync_called() const { | |
| 46 return processor_disable_sync_called_; | |
| 47 } | |
| 48 | |
| 49 private: | |
| 50 std::unique_ptr<ModelTypeChangeProcessor> CreateProcessor( | |
| 51 ModelType type, | |
| 52 ModelTypeService* service) { | |
| 53 return base::MakeUnique<MockModelTypeChangeProcessor>(base::Bind( | |
| 54 &MockModelTypeService::OnProcessorDisableSync, base::Unretained(this))); | |
| 55 } | |
| 56 | |
| 57 void OnChangeProcessorSet() override { on_processor_set_called_ = true; } | |
| 58 | |
| 59 void OnProcessorDisableSync() { processor_disable_sync_called_ = true; } | |
| 60 | |
| 61 bool on_processor_set_called_ = false; | |
| 62 bool processor_disable_sync_called_ = false; | |
| 63 }; | |
| 64 | |
| 65 class ModelTypeServiceTest : public ::testing::Test { | |
| 66 public: | |
| 67 ModelTypeServiceTest() {} | |
| 68 ~ModelTypeServiceTest() override {} | |
| 69 | |
| 70 void OnSyncStarting() { | |
| 71 service_.OnSyncStarting( | |
| 72 base::MakeUnique<DataTypeErrorHandlerMock>(), | |
| 73 base::Bind(&ModelTypeServiceTest::OnProcessorStarted, | |
| 74 base::Unretained(this))); | |
| 75 } | |
| 76 | |
| 77 bool start_callback_called() const { return start_callback_called_; } | |
| 78 MockModelTypeService* service() { return &service_; } | |
| 79 | |
| 80 private: | |
| 81 void OnProcessorStarted( | |
| 82 SyncError error, | |
| 83 std::unique_ptr<ActivationContext> activation_context) { | |
| 84 start_callback_called_ = true; | |
| 85 } | |
| 86 | |
| 87 bool start_callback_called_; | |
| 88 MockModelTypeService service_; | |
| 89 }; | |
| 90 | |
| 91 // CreateChangeProcessor should construct a processor and call | |
| 92 // OnChangeProcessorSet if and only if one doesn't already exist. | |
| 93 TEST_F(ModelTypeServiceTest, CreateChangeProcessor) { | |
| 94 EXPECT_FALSE(service()->change_processor()); | |
| 95 EXPECT_FALSE(service()->on_processor_set_called()); | |
| 96 service()->CreateChangeProcessor(); | |
| 97 ModelTypeChangeProcessor* processor = service()->change_processor(); | |
| 98 EXPECT_TRUE(processor); | |
| 99 EXPECT_TRUE(service()->on_processor_set_called()); | |
| 100 | |
| 101 // A second call shouldn't make a new processor. | |
| 102 service()->clear_on_processor_set_called(); | |
| 103 service()->CreateChangeProcessor(); | |
| 104 EXPECT_EQ(processor, service()->change_processor()); | |
| 105 EXPECT_FALSE(service()->on_processor_set_called()); | |
| 106 } | |
| 107 | |
| 108 // OnSyncStarting should create a processor and call OnSyncStarting on it. | |
| 109 TEST_F(ModelTypeServiceTest, OnSyncStarting) { | |
| 110 EXPECT_FALSE(service()->change_processor()); | |
| 111 OnSyncStarting(); | |
| 112 EXPECT_TRUE(service()->change_processor()); | |
| 113 // FakeModelTypeProcessor is the one that calls the callback, so if it was | |
| 114 // called then we know the call on the processor was made. | |
| 115 EXPECT_TRUE(start_callback_called()); | |
| 116 } | |
| 117 | |
| 118 // DisableSync should call DisableSync on the processor and then delete it. | |
| 119 TEST_F(ModelTypeServiceTest, DisableSync) { | |
| 120 service()->CreateChangeProcessor(); | |
| 121 EXPECT_TRUE(service()->change_processor()); | |
| 122 EXPECT_FALSE(service()->processor_disable_sync_called()); | |
| 123 | |
| 124 service()->DisableSync(); | |
| 125 EXPECT_FALSE(service()->change_processor()); | |
| 126 EXPECT_TRUE(service()->processor_disable_sync_called()); | |
| 127 } | |
| 128 | |
| 129 // ResolveConflicts should return USE_REMOTE unless the remote data is deleted. | |
| 130 TEST_F(ModelTypeServiceTest, DefaultConflictResolution) { | |
| 131 EntityData local_data; | |
| 132 EntityData remote_data; | |
| 133 | |
| 134 // There is no deleted/deleted case because that's not a conflict. | |
| 135 | |
| 136 local_data.specifics.mutable_preference()->set_value("value"); | |
| 137 EXPECT_FALSE(local_data.is_deleted()); | |
| 138 EXPECT_TRUE(remote_data.is_deleted()); | |
| 139 EXPECT_EQ(ConflictResolution::USE_LOCAL, | |
| 140 service()->ResolveConflict(local_data, remote_data).type()); | |
| 141 | |
| 142 remote_data.specifics.mutable_preference()->set_value("value"); | |
| 143 EXPECT_FALSE(local_data.is_deleted()); | |
| 144 EXPECT_FALSE(remote_data.is_deleted()); | |
| 145 EXPECT_EQ(ConflictResolution::USE_REMOTE, | |
| 146 service()->ResolveConflict(local_data, remote_data).type()); | |
| 147 | |
| 148 local_data.specifics.clear_preference(); | |
| 149 EXPECT_TRUE(local_data.is_deleted()); | |
| 150 EXPECT_FALSE(remote_data.is_deleted()); | |
| 151 EXPECT_EQ(ConflictResolution::USE_REMOTE, | |
| 152 service()->ResolveConflict(local_data, remote_data).type()); | |
| 153 } | |
| 154 | |
| 155 } // namespace syncer | |
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