OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2016 The WebRTC project authors. All Rights Reserved. | 2 * Copyright 2016 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_BASE_FAKECLOCK_H_ | 11 #ifndef WEBRTC_BASE_FAKECLOCK_H_ |
12 #define WEBRTC_BASE_FAKECLOCK_H_ | 12 #define WEBRTC_BASE_FAKECLOCK_H_ |
13 | 13 |
14 #include "webrtc/base/criticalsection.h" | |
15 #include "webrtc/base/timedelta.h" | |
16 #include "webrtc/base/timeutils.h" | |
17 | 14 |
18 namespace rtc { | 15 // This header is deprecated and is just left here temporarily during |
19 | 16 // refactoring. See https://bugs.webrtc.org/7634 for more details. |
20 // Fake clock for use with unit tests, which does not tick on its own. | 17 #include "webrtc/rtc_base/fakeclock.h" |
21 // Starts at time 0. | |
22 // | |
23 // TODO(deadbeef): Unify with webrtc::SimulatedClock. | |
24 class FakeClock : public ClockInterface { | |
25 public: | |
26 ~FakeClock() override {} | |
27 | |
28 // ClockInterface implementation. | |
29 int64_t TimeNanos() const override; | |
30 | |
31 // Methods that can be used by the test to control the time. | |
32 | |
33 // Should only be used to set a time in the future. | |
34 void SetTimeNanos(int64_t nanos); | |
35 void SetTimeMicros(int64_t micros) { | |
36 SetTimeNanos(kNumNanosecsPerMicrosec * micros); | |
37 } | |
38 | |
39 void AdvanceTime(TimeDelta delta); | |
40 void AdvanceTimeMicros(int64_t micros) { | |
41 AdvanceTime(rtc::TimeDelta::FromMicroseconds(micros)); | |
42 } | |
43 private: | |
44 CriticalSection lock_; | |
45 int64_t time_ GUARDED_BY(lock_) = 0; | |
46 }; | |
47 | |
48 // Helper class that sets itself as the global clock in its constructor and | |
49 // unsets it in its destructor. | |
50 class ScopedFakeClock : public FakeClock { | |
51 public: | |
52 ScopedFakeClock(); | |
53 ~ScopedFakeClock() override; | |
54 | |
55 private: | |
56 ClockInterface* prev_clock_; | |
57 }; | |
58 | |
59 // Helper class to "undo" the fake clock temporarily. | |
60 class ScopedRealClock { | |
61 public: | |
62 ScopedRealClock(); | |
63 ~ScopedRealClock(); | |
64 | |
65 private: | |
66 ClockInterface* prev_clock_; | |
67 }; | |
68 | |
69 } // namespace rtc | |
70 | 18 |
71 #endif // WEBRTC_BASE_FAKECLOCK_H_ | 19 #endif // WEBRTC_BASE_FAKECLOCK_H_ |
OLD | NEW |