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1 // Copyright (c) 2012 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 BASE_SIMPLE_TEST_CLOCK_H_ | |
6 #define BASE_SIMPLE_TEST_CLOCK_H_ | |
7 | |
8 #include "base/base_export.h" | |
9 #include "base/clock.h" | |
10 #include "base/compiler_specific.h" | |
11 #include "base/synchronization/lock.h" | |
12 #include "base/time.h" | |
13 | |
14 namespace base { | |
15 | |
16 // SimpleTestClock is a Clock implementation that gives control over | |
17 // the returned Time objects. | |
awong
2012/12/17 19:55:11
Describe thread safety
akalin
2012/12/17 22:38:31
Done.
| |
18 class BASE_EXPORT SimpleTestClock : public Clock { | |
19 public: | |
20 // Starts off with a clock set to Time(). | |
21 SimpleTestClock(); | |
22 virtual ~SimpleTestClock(); | |
23 | |
24 virtual Time Now() OVERRIDE; | |
25 | |
26 // Sets the current time forward by |delta|. Safe to call from any | |
27 // thread. | |
28 void Advance(TimeDelta delta); | |
29 | |
30 private: | |
31 // Protects |now_|. | |
32 Lock lock_; | |
33 | |
34 Time now_; | |
35 }; | |
36 | |
37 } // namespace base | |
38 | |
39 #endif // BASE_SIMPLE_TEST_CLOCK_H_ | |
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