Performance tests for bookmark sync.

chrome/test/live_sync/live_sync_timing_helper.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_TIMING_HELPER_H_
+#define CHROME_TEST_LIVE_SYNC_LIVE_SYNC_TIMING_HELPER_H_
+#pragma once
+
+#include "base/basictypes.h"
+
+#include <vector>
+
+namespace base {
+class TimeDelta;
+}
+
+class ProfileSyncServiceHarness;
+
+class LiveSyncTimingHelper {
+ public:
+  LiveSyncTimingHelper();
+  ~LiveSyncTimingHelper();
+
+  // Returns the time taken for |client| to complete a single sync cycle.
+  static base::TimeDelta TimeSyncCycle(ProfileSyncServiceHarness* client);
+
+  // Returns the time taken for both |client| and |partner| to complete a sync
+  // cycle.
+  static base::TimeDelta TimeMutualSyncCycle(
+      ProfileSyncServiceHarness* client, ProfileSyncServiceHarness* partner);
+
+  // Returns the time taken for all clients in |clients| to complete their
+  // respective sync cycles.
+  static base::TimeDelta TimeUntilQuiescence(
+      std::vector<ProfileSyncServiceHarness*>& clients);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(LiveSyncTimingHelper);
+};
+
+#endif  // CHROME_TEST_LIVE_SYNC_LIVE_SYNC_TIMING_HELPER_H_