[Sync] Add tests for migration triggered by notifications

chrome/test/live_sync/live_sync_test.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_TEST_LIVE_SYNC_LIVE_SYNC_TEST_H_
 #define CHROME_TEST_LIVE_SYNC_LIVE_SYNC_TEST_H_
 #pragma once
 
 #include "chrome/test/base/in_process_browser_test.h"
 
@@ skipping 118 matching lines @@
 
   // Disable outgoing network connections for the given profile.
   virtual void DisableNetwork(Profile* profile);
 
   // Encrypts the datatype |type| for profile |index|.
   bool EnableEncryption(int index, syncable::ModelType type);
 
   // Checks if the datatype |type| is encrypted for profile |index|.
   bool IsEncrypted(int index, syncable::ModelType type);
 
-  // Disable notifications for the current test.  Must be called
-  // before the test server is started (i.e., before either of
-  // SetupSync() or SetupClients() is called).
-  void DisableNotifications();
-
   // Blocks until all sync clients have completed their mutual sync cycles.
   // Returns true if a quiescent state was successfully reached.
   bool AwaitQuiescence();
 
+  // Returns true if the server being used supports controlling
+  // notifications.
+  bool ServerSupportsNotificationControl();
+
+  // Disable notifications on the server.  This operation is available
+  // only if ServerSupportsNotificationControl() returned true.
+  void DisableNotifications();
+
+  // Trigger a notification to be sent to all clients.  This operation
+  // is available only if ServerSupportsNotificationControl() returned
+  // true.
+  void TriggerNotification(const syncable::ModelTypeSet& changed_types);
+
   // Returns true if the server being used supports injecting errors.
   bool ServerSupportsErrorTriggering();
 
   // Triggers a migration for one or more datatypes, and waits
   // for the server to complete it.  This operation is available
   // only if ServerSupportsErrorTriggering() returned true.
   void TriggerMigrationDoneError(const syncable::ModelTypeSet& model_types);
 
   // Triggers the server to set its birthday to a random value thereby
   // the server would return a birthday error on next sync.
@@ skipping 131 matching lines @@
 
   // Used to start and stop the local test server.
   base::ProcessHandle test_server_handle_;
 
   // Fake URLFetcher factory used to mock out GAIA signin.
   scoped_ptr<FakeURLFetcherFactory> factory_;
 
   // URLFetcher factory used to contact sync server.
   scoped_ptr<URLFetcherFactory> integration_factory_;
 
-  // Whether or not to use notifications for the current test.
-  bool enable_notifications_;
-
   DISALLOW_COPY_AND_ASSIGN(LiveSyncTest);
 };
 
 DISABLE_RUNNABLE_METHOD_REFCOUNT(LiveSyncTest);
 
 #endif  // CHROME_TEST_LIVE_SYNC_LIVE_SYNC_TEST_H_