Draft: InvalidationService

chrome/browser/sync/glue/android_invalidator_bridge_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 "chrome/browser/sync/glue/android_invalidator_bridge.h"
-
-#include <cstddef>
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/compiler_specific.h"
-#include "base/location.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
-#include "base/message_loop_proxy.h"
-#include "base/run_loop.h"
-#include "base/sequenced_task_runner.h"
-#include "base/threading/thread.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "chrome/test/base/profile_mock.h"
-#include "content/public/browser/notification_details.h"
-#include "content/public/browser/notification_service.h"
-#include "content/public/test/test_browser_thread.h"
-#include "sync/internal_api/public/base/model_type.h"
-#include "sync/internal_api/public/base/model_type_invalidation_map.h"
-#include "sync/notifier/fake_invalidation_handler.h"
-#include "sync/notifier/object_id_invalidation_map_test_util.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace browser_sync {
-namespace {
-
-using ::testing::NiceMock;
-
-// Since all the interesting stuff happens on the sync thread, we have
-// to be careful to use GTest/GMock only on the main thread since they
-// are not thread-safe.
-
-class AndroidInvalidatorBridgeTest : public testing::Test {
- public:
-  AndroidInvalidatorBridgeTest()
-      : ui_thread_(content::BrowserThread::UI, &ui_loop_),
-        sync_thread_("Sync thread"),
-        sync_handler_notification_success_(false) {}
-
-  virtual ~AndroidInvalidatorBridgeTest() {}
-
- protected:
-  virtual void SetUp() OVERRIDE {
-    ASSERT_TRUE(sync_thread_.Start());
-    bridge_.reset(
-        new AndroidInvalidatorBridge(
-            &mock_profile_, sync_thread_.message_loop_proxy()));
-  }
-
-  virtual void TearDown() OVERRIDE {
-    bridge_->StopForShutdown();
-    sync_thread_.Stop();
-    // Must be reset only after the sync thread is stopped.
-    bridge_.reset();
-    EXPECT_EQ(NULL, sync_handler_.get());
-    if (!sync_handler_notification_success_)
-      ADD_FAILURE() << "Sync handler did not receive proper notification.";
-  }
-
-  void VerifyAndDestroyObserver(
-      const syncer::ModelTypeInvalidationMap& expected_invalidations) {
-    ASSERT_TRUE(sync_thread_.message_loop_proxy()->PostTask(
-        FROM_HERE,
-        base::Bind(&AndroidInvalidatorBridgeTest::
-                       VerifyAndDestroyObserverOnSyncThread,
-                   base::Unretained(this),
-                   expected_invalidations)));
-    BlockForSyncThread();
-  }
-
-  void CreateObserver() {
-    ASSERT_TRUE(sync_thread_.message_loop_proxy()->PostTask(
-        FROM_HERE,
-        base::Bind(
-            &AndroidInvalidatorBridgeTest::CreateObserverOnSyncThread,
-            base::Unretained(this))));
-    BlockForSyncThread();
-  }
-
-  void UpdateEnabledTypes(syncer::ModelTypeSet enabled_types) {
-    ASSERT_TRUE(sync_thread_.message_loop_proxy()->PostTask(
-        FROM_HERE,
-        base::Bind(
-            &AndroidInvalidatorBridgeTest::
-                UpdateEnabledTypesOnSyncThread,
-            base::Unretained(this),
-            enabled_types)));
-    BlockForSyncThread();
-  }
-
-  void TriggerRefreshNotification(
-      int type,
-      const syncer::ModelTypeInvalidationMap& invalidation_map) {
-    content::NotificationService::current()->Notify(
-        type,
-        content::Source<Profile>(&mock_profile_),
-        content::Details<const syncer::ModelTypeInvalidationMap>(
-            &invalidation_map));
-    BlockForSyncThread();
-  }
-
- private:
-  void VerifyAndDestroyObserverOnSyncThread(
-      const syncer::ModelTypeInvalidationMap& expected_invalidations) {
-    DCHECK(sync_thread_.message_loop_proxy()->RunsTasksOnCurrentThread());
-    if (sync_handler_.get()) {
-      sync_handler_notification_success_ =
-          (sync_handler_->GetInvalidationCount() == 1) &&
-          ObjectIdInvalidationMapEquals(
-              sync_handler_->GetLastInvalidationMap(),
-              syncer::ModelTypeInvalidationMapToObjectIdInvalidationMap(
-                  expected_invalidations));
-      bridge_->UnregisterHandler(sync_handler_.get());
-    } else {
-      sync_handler_notification_success_ = false;
-    }
-    sync_handler_.reset();
-  }
-
-  void CreateObserverOnSyncThread() {
-    DCHECK(sync_thread_.message_loop_proxy()->RunsTasksOnCurrentThread());
-    sync_handler_.reset(new syncer::FakeInvalidationHandler());
-    bridge_->RegisterHandler(sync_handler_.get());
-  }
-
-  void UpdateEnabledTypesOnSyncThread(
-      syncer::ModelTypeSet enabled_types) {
-    DCHECK(sync_thread_.message_loop_proxy()->RunsTasksOnCurrentThread());
-    bridge_->UpdateRegisteredIds(
-        sync_handler_.get(), ModelTypeSetToObjectIdSet(enabled_types));
-  }
-
-  void BlockForSyncThread() {
-    // Post a task to the sync thread's message loop and block until
-    // it runs.
-    base::RunLoop run_loop;
-    ASSERT_TRUE(sync_thread_.message_loop_proxy()->PostTaskAndReply(
-        FROM_HERE,
-        base::Bind(&base::DoNothing),
-        run_loop.QuitClosure()));
-    run_loop.Run();
-  }
-
-  MessageLoop ui_loop_;
-  content::TestBrowserThread ui_thread_;
-  base::Thread sync_thread_;
-  NiceMock<ProfileMock> mock_profile_;
-  // Created/used/destroyed on sync thread.
-  scoped_ptr<syncer::FakeInvalidationHandler> sync_handler_;
-  bool sync_handler_notification_success_;
-  scoped_ptr<AndroidInvalidatorBridge> bridge_;
-};
-
-// Adds an observer on the sync thread, triggers a remote refresh
-// invalidation, and ensures the bridge posts a REMOTE_INVALIDATION
-// with the proper state to it.
-TEST_F(AndroidInvalidatorBridgeTest, RemoteNotification) {
-  const syncer::ModelTypeSet types(syncer::SESSIONS);
-  const syncer::ModelTypeInvalidationMap& invalidation_map =
-      ModelTypeSetToInvalidationMap(types, std::string());
-  CreateObserver();
-  UpdateEnabledTypes(syncer::ModelTypeSet(syncer::SESSIONS));
-  TriggerRefreshNotification(chrome::NOTIFICATION_SYNC_REFRESH_REMOTE,
-                             invalidation_map);
-  VerifyAndDestroyObserver(invalidation_map);
-}
-
-// Adds an observer on the sync thread, triggers a remote refresh
-// notification with empty state map and ensures the bridge posts a
-// REMOTE_INVALIDATION with the proper state to it.
-TEST_F(AndroidInvalidatorBridgeTest, RemoteNotificationEmptyPayloadMap) {
-  const syncer::ModelTypeSet enabled_types(
-      syncer::BOOKMARKS, syncer::TYPED_URLS);
-  const syncer::ModelTypeInvalidationMap enabled_types_invalidation_map =
-      syncer::ModelTypeSetToInvalidationMap(enabled_types, std::string());
-  CreateObserver();
-  UpdateEnabledTypes(enabled_types);
-  TriggerRefreshNotification(chrome::NOTIFICATION_SYNC_REFRESH_REMOTE,
-                             syncer::ModelTypeInvalidationMap());
-  VerifyAndDestroyObserver(enabled_types_invalidation_map);
-}
-
-}  // namespace
-}  // namespace browser_sync