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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_BROWSER_SYNC_TEST_LIVE_SYNC_PERFORMANCE_SYNC_TIMING_HELPER_H_ | |
6 #define CHROME_BROWSER_SYNC_TEST_LIVE_SYNC_PERFORMANCE_SYNC_TIMING_HELPER_H_ | |
7 #pragma once | |
8 | |
9 #include "base/basictypes.h" | |
10 | |
11 #include <string> | |
12 #include <vector> | |
13 | |
14 namespace base { | |
15 class TimeDelta; | |
16 } | |
17 | |
18 class ProfileSyncServiceHarness; | |
19 | |
20 class SyncTimingHelper { | |
21 public: | |
22 SyncTimingHelper(); | |
23 ~SyncTimingHelper(); | |
24 | |
25 // Returns the time taken for |client| to complete a single sync cycle. | |
26 static base::TimeDelta TimeSyncCycle(ProfileSyncServiceHarness* client); | |
27 | |
28 // Returns the time taken for both |client| and |partner| to complete a sync | |
29 // cycle. | |
30 static base::TimeDelta TimeMutualSyncCycle( | |
31 ProfileSyncServiceHarness* client, ProfileSyncServiceHarness* partner); | |
32 | |
33 // Returns the time taken for all clients in |clients| to complete their | |
34 // respective sync cycles. | |
35 static base::TimeDelta TimeUntilQuiescence( | |
36 std::vector<ProfileSyncServiceHarness*>& clients); | |
37 | |
38 // Print a timing measurement in a format appropriate for the chromium perf | |
39 // dashboard. Simplified version of methods defined in | |
40 // chrome/test/ui/ui_perf_test.{h,cc}. | |
41 static void PrintResult(const std::string& measurement, | |
42 const std::string& trace, | |
43 const base::TimeDelta& dt); | |
44 | |
45 private: | |
46 DISALLOW_COPY_AND_ASSIGN(SyncTimingHelper); | |
47 }; | |
48 | |
49 #endif // CHROME_BROWSER_SYNC_TEST_LIVE_SYNC_PERFORMANCE_SYNC_TIMING_HELPER_H_ | |
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