Add support for temporarily disabling sync.

chrome/browser/sync/profile_sync_service_unittest.cc

 // 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.
 
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/values.h"
 #include "chrome/browser/net/gaia/token_service.h"
 #include "chrome/browser/sync/glue/bookmark_data_type_controller.h"
@@ skipping 137 matching lines @@
   EXPECT_CALL(factory_, CreateBookmarkSyncComponents(_, _)).Times(0);
   service_->RegisterDataTypeController(
       new BookmarkDataTypeController(&factory_,
                                      profile_.get(),
                                      service_.get()));
 
   service_->Initialize();
   service_.reset();
 }
 
+TEST_F(ProfileSyncServiceTest, DisableAndEnableSyncTemporarily) {
+  service_.reset(new TestProfileSyncService(&factory_,
+                                            profile_.get(),
+                                            "test", true, NULL));
+  // Register the bookmark data type.
+  EXPECT_CALL(factory_, CreateDataTypeManager(_, _)).
+      WillRepeatedly(ReturnNewDataTypeManager());
+
+  profile_->GetTokenService()->IssueAuthTokenForTest(
+      GaiaConstants::kSyncService, "token");
+
+  service_->Initialize();
+  EXPECT_TRUE(service_->sync_initialized());
+  EXPECT_TRUE(service_->GetBackendForTest() != NULL);
+  EXPECT_FALSE(profile_->GetPrefs()->GetBoolean(prefs::kSyncSuppressStart));
+
+  service_->StopAndSuppress();
+  EXPECT_FALSE(service_->sync_initialized());
+  EXPECT_TRUE(profile_->GetPrefs()->GetBoolean(prefs::kSyncSuppressStart));
+
+  service_->UnsuppressAndStart();
+  EXPECT_TRUE(service_->sync_initialized());
+  EXPECT_FALSE(profile_->GetPrefs()->GetBoolean(prefs::kSyncSuppressStart));
+}
+
 TEST_F(ProfileSyncServiceTest, JsControllerHandlersBasic) {
   StartSyncService();
   EXPECT_TRUE(service_->sync_initialized());
   EXPECT_TRUE(service_->GetBackendForTest() != NULL);
 
   JsController* js_controller = service_->GetJsController();
   StrictMock<MockJsEventHandler> event_handler;
   js_controller->AddJsEventHandler(&event_handler);
   js_controller->RemoveJsEventHandler(&event_handler);
 }
@@ skipping 104 matching lines @@
   // This will still exist, but the text should have changed.
   ASSERT_TRUE(file_util::PathExists(sync_file2));
   std::string file2text;
   ASSERT_TRUE(file_util::ReadFileToString(sync_file2, &file2text));
   ASSERT_NE(file2text.compare(nonsense2), 0);
 }
 
 }  // namespace
 
 }  // namespace browser_sync