components: add wifi_sync component

components/wifi_sync/wifi_credential_syncable_service_unittest.cc

+// Copyright 2014 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/wifi_sync/wifi_credential_syncable_service.h"
+
+#include "base/memory/scoped_ptr.h"
+#include "sync/api/fake_sync_change_processor.h"
+#include "sync/api/sync_error_factory_mock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace wifi_sync {
+
+class WifiCredentialSyncableServiceTest : public testing::Test {
+  void SetUp() {
+    syncable_service_.reset(new WifiCredentialSyncableService(nullptr));
+    sync_change_processor_ = nullptr;
+    sync_error_factory_ = nullptr;
+  }
+
+ protected:
+  void StartSyncing() {
+    auto change_processor =
+        make_scoped_ptr(new syncer::FakeSyncChangeProcessor());
+    auto error_factory = make_scoped_ptr(new syncer::SyncErrorFactoryMock());
+    sync_change_processor_ = change_processor.get();
+    sync_error_factory_ = error_factory.get();
+    syncable_service_->MergeDataAndStartSyncing(
+        WifiCredentialSyncableService::kModelType,
+        syncer::SyncDataList(),
+        make_scoped_ptr(change_processor.release()),
+        make_scoped_ptr(error_factory.release()));
+  }
+
+  void StopSyncing() {
+    syncable_service_->StopSyncing(WifiCredentialSyncableService::kModelType);
+  }
+
+  const WifiCredentialSyncableService &GetSyncableService() {
+    return *syncable_service_;
+  }
+
+  syncer::SyncChangeProcessor* GetSyncChangeProcessor() {
+    return syncable_service_->sync_processor_.get();
+  }
+
+  syncer::SyncErrorFactory* GetSyncErrorFactory() {
+    return syncable_service_->sync_error_handler_.get();
+  }
+
+  const syncer::FakeSyncChangeProcessor* sync_change_processor() const {
+    return sync_change_processor_;
+  }
+
+  const syncer::SyncErrorFactoryMock* sync_error_factory() const {
+    return sync_error_factory_;
+  }
+
+ private:
+  scoped_ptr<WifiCredentialSyncableService> syncable_service_;
+  // When non-null, |fake_sync_change_processor_| and
+  // |sync_error_factory_mock_| are owned by |syncable_service_|.
+  syncer::FakeSyncChangeProcessor* sync_change_processor_;
+  syncer::SyncErrorFactoryMock* sync_error_factory_;
+};
+
+TEST_F(WifiCredentialSyncableServiceTest,
+       StartSyncingSetsChangeProcessorAndErrorHandler) {
+  StartSyncing();
+  EXPECT_EQ(sync_change_processor(), GetSyncChangeProcessor());
+  EXPECT_EQ(sync_error_factory(), GetSyncErrorFactory());
+}
+
+TEST_F(WifiCredentialSyncableServiceTest, StopSyncingClearsNonConstFields) {
+  StartSyncing();
+  StopSyncing();
+  EXPECT_EQ(nullptr, GetSyncChangeProcessor());
+  EXPECT_EQ(nullptr, GetSyncErrorFactory());
+}
+
+}  // namespace wifi_sync