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Fix race in KeepsMostRecentEvents.

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The test may spawn threads that reference the global clock, so the
code that resets the fake clock, needs to run when those threads
have been stopped.

Bug: webrtc:13947
Change-Id: I1f7dc921b7a8ff8e7e89e03e4397e635b67d77be
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/258361
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Commit-Queue: Tomas Gunnarsson <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36489}
This commit is contained in:
Tommi 2022-04-08 09:51:01 +02:00 committed by WebRTC LUCI CQ
parent 137c2a8316
commit 093ce288fd
1 changed files with 30 additions and 22 deletions
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14
logging/rtc_event_log/rtc_event_log_unittest.cc
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@ -904,6 +904,13 @@ TEST_P(RtcEventLogCircularBufferTest, KeepsMostRecentEvents) {
std::make_unique<rtc::ScopedFakeClock>();
fake_clock->SetTime(Timestamp::Seconds(kStartTimeSeconds));
// Create a scope for the TQ and event log factories.
// This way, we make sure that task queue instances that may rely on a clock
// have been torn down before we run the verification steps at the end of
// the test.
int64_t start_time_us, utc_start_time_us, stop_time_us;
{
auto task_queue_factory = CreateDefaultTaskQueueFactory();
RtcEventLogFactory rtc_event_log_factory(task_queue_factory.get());
// When `log` goes out of scope, the contents are flushed
@ -922,13 +929,14 @@ TEST_P(RtcEventLogCircularBufferTest, KeepsMostRecentEvents) {
i, kStartBitrate + i * 1000));
fake_clock->AdvanceTime(TimeDelta::Millis(10));
}
int64_t start_time_us = rtc::TimeMicros();
int64_t utc_start_time_us = rtc::TimeUTCMicros();
start_time_us = rtc::TimeMicros();
utc_start_time_us = rtc::TimeUTCMicros();
log->StartLogging(log_output_factory_->Create(temp_filename),
RtcEventLog::kImmediateOutput);
fake_clock->AdvanceTime(TimeDelta::Millis(10));
int64_t stop_time_us = rtc::TimeMicros();
stop_time_us = rtc::TimeMicros();
log->StopLogging();
}
// Read the generated log from memory.
ParsedRtcEventLog parsed_log;