[Sync] Move //components/sync to the syncer namespace.

components/sync/driver/backend_migrator_unittest.cc

 // Copyright (c) 2012 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 "components/sync/driver/backend_migrator.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/tracked_objects.h"
 #include "components/sync/base/model_type_test_util.h"
 #include "components/sync/core/test/test_user_share.h"
 #include "components/sync/core/write_transaction.h"
 #include "components/sync/driver/data_type_manager_mock.h"
 #include "components/sync/driver/fake_sync_service.h"
 #include "components/sync/protocol/sync.pb.h"
 #include "components/sync/syncable/directory.h"  // TODO(tim): Remove. Bug 131130.
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::Eq;
 using ::testing::Mock;
 using ::testing::NiceMock;
 using ::testing::Return;
-using sync_driver::DataTypeManager;
-using sync_driver::DataTypeManagerMock;
 
-namespace browser_sync {
-
-using syncer::SyncCycleSnapshot;
+namespace syncer {
 
 class SyncBackendMigratorTest : public testing::Test {
  public:
   SyncBackendMigratorTest() {}
   virtual ~SyncBackendMigratorTest() {}
 
   virtual void SetUp() {
     test_user_share_.SetUp();
     Mock::VerifyAndClear(manager());
-    preferred_types_.Put(syncer::BOOKMARKS);
-    preferred_types_.Put(syncer::PREFERENCES);
-    preferred_types_.Put(syncer::AUTOFILL);
+    preferred_types_.Put(BOOKMARKS);
+    preferred_types_.Put(PREFERENCES);
+    preferred_types_.Put(AUTOFILL);
 
     migrator_.reset(new BackendMigrator("Profile0",
                                         test_user_share_.user_share(),
                                         service(), manager(), base::Closure()));
-    SetUnsyncedTypes(syncer::ModelTypeSet());
+    SetUnsyncedTypes(ModelTypeSet());
   }
 
   virtual void TearDown() {
     migrator_.reset();
     test_user_share_.TearDown();
   }
 
   // Marks all types in |unsynced_types| as unsynced  and all other
   // types as synced.
-  void SetUnsyncedTypes(syncer::ModelTypeSet unsynced_types) {
-    syncer::WriteTransaction trans(FROM_HERE, test_user_share_.user_share());
-    for (int i = syncer::FIRST_REAL_MODEL_TYPE; i < syncer::MODEL_TYPE_COUNT;
-         ++i) {
-      syncer::ModelType type = syncer::ModelTypeFromInt(i);
+  void SetUnsyncedTypes(ModelTypeSet unsynced_types) {
+    WriteTransaction trans(FROM_HERE, test_user_share_.user_share());
+    for (int i = FIRST_REAL_MODEL_TYPE; i < MODEL_TYPE_COUNT; ++i) {
+      ModelType type = ModelTypeFromInt(i);
       sync_pb::DataTypeProgressMarker progress_marker;
       if (!unsynced_types.Has(type)) {
         progress_marker.set_token("dummy");
       }
       trans.GetDirectory()->SetDownloadProgress(type, progress_marker);
     }
   }
 
   void SendConfigureDone(DataTypeManager::ConfigureStatus status,
-                         syncer::ModelTypeSet requested_types) {
+                         ModelTypeSet requested_types) {
     if (status == DataTypeManager::OK) {
       DataTypeManager::ConfigureResult result(status, requested_types);
       migrator_->OnConfigureDone(result);
     } else {
       DataTypeManager::ConfigureResult result(status, requested_types);
       migrator_->OnConfigureDone(result);
     }
     base::RunLoop run_loop;
     run_loop.RunUntilIdle();
   }
 
-  sync_driver::SyncService* service() { return &service_; }
+  SyncService* service() { return &service_; }
   DataTypeManagerMock* manager() { return &manager_; }
-  syncer::ModelTypeSet preferred_types() { return preferred_types_; }
+  ModelTypeSet preferred_types() { return preferred_types_; }
   BackendMigrator* migrator() { return migrator_.get(); }
-  void RemovePreferredType(syncer::ModelType type) {
-    preferred_types_.Remove(type);
-  }
+  void RemovePreferredType(ModelType type) { preferred_types_.Remove(type); }
 
  private:
   base::MessageLoop message_loop_;
-  syncer::ModelTypeSet preferred_types_;
-  sync_driver::FakeSyncService service_;
+  ModelTypeSet preferred_types_;
+  FakeSyncService service_;
   NiceMock<DataTypeManagerMock> manager_;
-  syncer::TestUserShare test_user_share_;
+  TestUserShare test_user_share_;
   std::unique_ptr<BackendMigrator> migrator_;
 };
 
 class MockMigrationObserver : public MigrationObserver {
  public:
   virtual ~MockMigrationObserver() {}
 
   MOCK_METHOD0(OnMigrationStateChange, void());
 };
 
 // Test that in the normal case a migration does transition through each state
 // and wind up back in IDLE.
 TEST_F(SyncBackendMigratorTest, Sanity) {
   MockMigrationObserver migration_observer;
   migrator()->AddMigrationObserver(&migration_observer);
   EXPECT_CALL(migration_observer, OnMigrationStateChange()).Times(4);
 
-  syncer::ModelTypeSet to_migrate, difference;
-  to_migrate.Put(syncer::PREFERENCES);
-  difference.Put(syncer::AUTOFILL);
-  difference.Put(syncer::BOOKMARKS);
+  ModelTypeSet to_migrate, difference;
+  to_migrate.Put(PREFERENCES);
+  difference.Put(AUTOFILL);
+  difference.Put(BOOKMARKS);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION))
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION))
       .Times(1);
-  EXPECT_CALL(*manager(), Configure(_, syncer::CONFIGURE_REASON_MIGRATION))
-      .Times(1);
+  EXPECT_CALL(*manager(), Configure(_, CONFIGURE_REASON_MIGRATION)).Times(1);
 
   migrator()->MigrateTypes(to_migrate);
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 
   SetUnsyncedTypes(to_migrate);
   SendConfigureDone(DataTypeManager::OK, difference);
   EXPECT_EQ(BackendMigrator::REENABLING_TYPES, migrator()->state());
 
-  SetUnsyncedTypes(syncer::ModelTypeSet());
+  SetUnsyncedTypes(ModelTypeSet());
   SendConfigureDone(DataTypeManager::OK, preferred_types());
   EXPECT_EQ(BackendMigrator::IDLE, migrator()->state());
 
   migrator()->RemoveMigrationObserver(&migration_observer);
 }
 
 // Test that in the normal case with Nigori a migration transitions through
 // each state and wind up back in IDLE.
 TEST_F(SyncBackendMigratorTest, MigrateNigori) {
-  syncer::ModelTypeSet to_migrate, difference;
-  to_migrate.Put(syncer::NIGORI);
-  difference.Put(syncer::AUTOFILL);
-  difference.Put(syncer::BOOKMARKS);
+  ModelTypeSet to_migrate, difference;
+  to_migrate.Put(NIGORI);
+  difference.Put(AUTOFILL);
+  difference.Put(BOOKMARKS);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
 
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION));
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION));
 
   migrator()->MigrateTypes(to_migrate);
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 
   SetUnsyncedTypes(to_migrate);
   SendConfigureDone(DataTypeManager::OK, difference);
   EXPECT_EQ(BackendMigrator::REENABLING_TYPES, migrator()->state());
 
-  SetUnsyncedTypes(syncer::ModelTypeSet());
+  SetUnsyncedTypes(ModelTypeSet());
   SendConfigureDone(DataTypeManager::OK, preferred_types());
   EXPECT_EQ(BackendMigrator::IDLE, migrator()->state());
 }
 
 // Test that the migrator waits for the data type manager to be idle before
 // starting a migration.
 TEST_F(SyncBackendMigratorTest, WaitToStart) {
-  syncer::ModelTypeSet to_migrate;
-  to_migrate.Put(syncer::PREFERENCES);
+  ModelTypeSet to_migrate;
+  to_migrate.Put(PREFERENCES);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURING));
   EXPECT_CALL(*manager(), Configure(_, _)).Times(0);
   migrator()->MigrateTypes(to_migrate);
   EXPECT_EQ(BackendMigrator::WAITING_TO_START, migrator()->state());
 
   Mock::VerifyAndClearExpectations(manager());
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION));
-  SetUnsyncedTypes(syncer::ModelTypeSet());
-  SendConfigureDone(DataTypeManager::OK, syncer::ModelTypeSet());
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION));
+  SetUnsyncedTypes(ModelTypeSet());
+  SendConfigureDone(DataTypeManager::OK, ModelTypeSet());
 
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 }
 
 // Test that the migrator can cope with a migration request while a migration
 // is in progress.
 TEST_F(SyncBackendMigratorTest, RestartMigration) {
-  syncer::ModelTypeSet to_migrate1, to_migrate2, to_migrate_union, bookmarks;
-  to_migrate1.Put(syncer::PREFERENCES);
-  to_migrate2.Put(syncer::AUTOFILL);
-  to_migrate_union.Put(syncer::PREFERENCES);
-  to_migrate_union.Put(syncer::AUTOFILL);
-  bookmarks.Put(syncer::BOOKMARKS);
+  ModelTypeSet to_migrate1, to_migrate2, to_migrate_union, bookmarks;
+  to_migrate1.Put(PREFERENCES);
+  to_migrate2.Put(AUTOFILL);
+  to_migrate_union.Put(PREFERENCES);
+  to_migrate_union.Put(AUTOFILL);
+  bookmarks.Put(BOOKMARKS);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION))
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION))
       .Times(2);
   migrator()->MigrateTypes(to_migrate1);
 
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
   migrator()->MigrateTypes(to_migrate2);
 
-  const syncer::ModelTypeSet difference1 =
-      Difference(preferred_types(), to_migrate1);
+  const ModelTypeSet difference1 = Difference(preferred_types(), to_migrate1);
 
   Mock::VerifyAndClearExpectations(manager());
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION))
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION))
       .Times(1);
-  EXPECT_CALL(*manager(), Configure(_, syncer::CONFIGURE_REASON_MIGRATION))
-      .Times(1);
+  EXPECT_CALL(*manager(), Configure(_, CONFIGURE_REASON_MIGRATION)).Times(1);
   SetUnsyncedTypes(to_migrate1);
   SendConfigureDone(DataTypeManager::OK, difference1);
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 
   SetUnsyncedTypes(to_migrate_union);
   SendConfigureDone(DataTypeManager::OK, bookmarks);
   EXPECT_EQ(BackendMigrator::REENABLING_TYPES, migrator()->state());
 }
 
 // Test that an external invocation of Configure(...) during a migration results
 // in a migration reattempt.
 TEST_F(SyncBackendMigratorTest, InterruptedWhileDisablingTypes) {
-  syncer::ModelTypeSet to_migrate;
-  syncer::ModelTypeSet difference;
-  to_migrate.Put(syncer::PREFERENCES);
-  difference.Put(syncer::AUTOFILL);
-  difference.Put(syncer::BOOKMARKS);
+  ModelTypeSet to_migrate;
+  ModelTypeSet difference;
+  to_migrate.Put(PREFERENCES);
+  difference.Put(AUTOFILL);
+  difference.Put(BOOKMARKS);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(HasModelTypes(to_migrate),
-                                syncer::CONFIGURE_REASON_MIGRATION));
+  EXPECT_CALL(*manager(), PurgeForMigration(HasModelTypes(to_migrate),
+                                            CONFIGURE_REASON_MIGRATION));
   migrator()->MigrateTypes(to_migrate);
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 
   Mock::VerifyAndClearExpectations(manager());
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(HasModelTypes(to_migrate),
-                                syncer::CONFIGURE_REASON_MIGRATION));
-  SetUnsyncedTypes(syncer::ModelTypeSet());
+  EXPECT_CALL(*manager(), PurgeForMigration(HasModelTypes(to_migrate),
+                                            CONFIGURE_REASON_MIGRATION));
+  SetUnsyncedTypes(ModelTypeSet());
   SendConfigureDone(DataTypeManager::OK, preferred_types());
 
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 }
 
 // Test that spurious OnConfigureDone events don't confuse the
 // migrator while it's waiting for disabled types to have been purged
 // from the sync db.
 TEST_F(SyncBackendMigratorTest, WaitingForPurge) {
-  syncer::ModelTypeSet to_migrate, difference;
-  to_migrate.Put(syncer::PREFERENCES);
-  to_migrate.Put(syncer::AUTOFILL);
-  difference.Put(syncer::BOOKMARKS);
+  ModelTypeSet to_migrate, difference;
+  to_migrate.Put(PREFERENCES);
+  to_migrate.Put(AUTOFILL);
+  difference.Put(BOOKMARKS);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION))
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION))
       .Times(1);
-  EXPECT_CALL(*manager(), Configure(_, syncer::CONFIGURE_REASON_MIGRATION))
-      .Times(1);
+  EXPECT_CALL(*manager(), Configure(_, CONFIGURE_REASON_MIGRATION)).Times(1);
 
   migrator()->MigrateTypes(to_migrate);
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 
   SendConfigureDone(DataTypeManager::OK, difference);
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 
-  syncer::ModelTypeSet prefs;
-  prefs.Put(syncer::PREFERENCES);
+  ModelTypeSet prefs;
+  prefs.Put(PREFERENCES);
   SetUnsyncedTypes(prefs);
   SendConfigureDone(DataTypeManager::OK, difference);
   EXPECT_EQ(BackendMigrator::DISABLING_TYPES, migrator()->state());
 
   SetUnsyncedTypes(to_migrate);
   SendConfigureDone(DataTypeManager::OK, difference);
   EXPECT_EQ(BackendMigrator::REENABLING_TYPES, migrator()->state());
 }
 
 TEST_F(SyncBackendMigratorTest, MigratedTypeDisabledByUserDuringMigration) {
-  syncer::ModelTypeSet to_migrate;
-  to_migrate.Put(syncer::PREFERENCES);
+  ModelTypeSet to_migrate;
+  to_migrate.Put(PREFERENCES);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION))
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION))
       .Times(1);
-  EXPECT_CALL(*manager(), Configure(_, syncer::CONFIGURE_REASON_MIGRATION))
-      .Times(1);
+  EXPECT_CALL(*manager(), Configure(_, CONFIGURE_REASON_MIGRATION)).Times(1);
   migrator()->MigrateTypes(to_migrate);
 
-  RemovePreferredType(syncer::PREFERENCES);
+  RemovePreferredType(PREFERENCES);
   SetUnsyncedTypes(to_migrate);
   SendConfigureDone(DataTypeManager::OK, preferred_types());
   EXPECT_EQ(BackendMigrator::REENABLING_TYPES, migrator()->state());
-  SetUnsyncedTypes(syncer::ModelTypeSet());
+  SetUnsyncedTypes(ModelTypeSet());
   SendConfigureDone(DataTypeManager::OK, preferred_types());
   EXPECT_EQ(BackendMigrator::IDLE, migrator()->state());
 }
 
 TEST_F(SyncBackendMigratorTest, ConfigureFailure) {
-  syncer::ModelTypeSet to_migrate;
-  to_migrate.Put(syncer::PREFERENCES);
+  ModelTypeSet to_migrate;
+  to_migrate.Put(PREFERENCES);
 
   EXPECT_CALL(*manager(), state())
       .WillOnce(Return(DataTypeManager::CONFIGURED));
-  EXPECT_CALL(*manager(),
-              PurgeForMigration(_, syncer::CONFIGURE_REASON_MIGRATION))
+  EXPECT_CALL(*manager(), PurgeForMigration(_, CONFIGURE_REASON_MIGRATION))
       .Times(1);
   migrator()->MigrateTypes(to_migrate);
-  SetUnsyncedTypes(syncer::ModelTypeSet());
-  SendConfigureDone(DataTypeManager::ABORTED, syncer::ModelTypeSet());
+  SetUnsyncedTypes(ModelTypeSet());
+  SendConfigureDone(DataTypeManager::ABORTED, ModelTypeSet());
   EXPECT_EQ(BackendMigrator::IDLE, migrator()->state());
 }
 
 };  // namespace browser_sync