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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/libwebrtc/rtc_base/fake_clock.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/rtc_base/fake_clock.h')
-rw-r--r-- | third_party/libwebrtc/rtc_base/fake_clock.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/third_party/libwebrtc/rtc_base/fake_clock.h b/third_party/libwebrtc/rtc_base/fake_clock.h new file mode 100644 index 0000000000..edb507becb --- /dev/null +++ b/third_party/libwebrtc/rtc_base/fake_clock.h @@ -0,0 +1,83 @@ +/* + * Copyright 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef RTC_BASE_FAKE_CLOCK_H_ +#define RTC_BASE_FAKE_CLOCK_H_ + +#include <stdint.h> + +#include "api/units/time_delta.h" +#include "api/units/timestamp.h" +#include "rtc_base/synchronization/mutex.h" +#include "rtc_base/thread_annotations.h" +#include "rtc_base/time_utils.h" + +namespace rtc { + +// Fake clock for use with unit tests, which does not tick on its own. +// Starts at time 0. +// +// TODO(deadbeef): Unify with webrtc::SimulatedClock. +class FakeClock : public ClockInterface { + public: + FakeClock() = default; + FakeClock(const FakeClock&) = delete; + FakeClock& operator=(const FakeClock&) = delete; + ~FakeClock() override = default; + + // ClockInterface implementation. + int64_t TimeNanos() const override; + + // Methods that can be used by the test to control the time. + + // Should only be used to set a time in the future. + void SetTime(webrtc::Timestamp new_time); + + void AdvanceTime(webrtc::TimeDelta delta); + + private: + mutable webrtc::Mutex lock_; + int64_t time_ns_ RTC_GUARDED_BY(lock_) = 0; +}; + +class ThreadProcessingFakeClock : public ClockInterface { + public: + int64_t TimeNanos() const override { return clock_.TimeNanos(); } + void SetTime(webrtc::Timestamp time); + void AdvanceTime(webrtc::TimeDelta delta); + + private: + FakeClock clock_; +}; + +// Helper class that sets itself as the global clock in its constructor and +// unsets it in its destructor. +class ScopedBaseFakeClock : public FakeClock { + public: + ScopedBaseFakeClock(); + ~ScopedBaseFakeClock() override; + + private: + ClockInterface* prev_clock_; +}; + +// TODO(srte): Rename this to reflect that it also does thread processing. +class ScopedFakeClock : public ThreadProcessingFakeClock { + public: + ScopedFakeClock(); + ~ScopedFakeClock() override; + + private: + ClockInterface* prev_clock_; +}; + +} // namespace rtc + +#endif // RTC_BASE_FAKE_CLOCK_H_ |