Bug 315354 – REGRESSION(311380@main): [macOS wk2 ] media/video-concurrent-visible-playback.html is a flaky TEXT failure

• Status: NEW
• Component: Media

[Karl Rackler]

Description:
media/video-concurrent-visible-playback.html is a flaky TEXT failure on macOS wk2

Regression = https://commits.webkit.org/compare/311378@main...311381@main

This issue can be bisected to 311379@main using the command:
run-webkit-tests --no-build --no-retry --no-show-results --exit-after-n-failures=1 --expect-pass --iterations=1000 --force --release media/video-concurrent-visible-playback.html

------------- BISECTION AUDIT TRAIL -------------
311354@main, 48baa8e06e52 --> Passed
311369@main, 15fd067d02c1 --> Passed
311378@main, 8a3a570e431f --> Passed
311381@main, 9385caa8ebfe --> TEXT
311381@main, 8a3a570e431f --> TEXT
311383@main, 9385caa8ebfe --> TEXT
311384@main, bc2e39054207 --> TEXT
311388@main, 582e63ea2ff2 --> TEXT
311423@main, d670a99238ad --> TEXT
311550@main, 6cb34d720aff --> TEXT
311860@main, 078cc2c4e5b2 --> TEXT
312474@main, 72e2ba203056 --> TEXT
312485@main, a93a06108c0c --> TEXT
313694@main, 07061a2b30ba --> TEXT
313697@main, 07061a2b30ba --> TEXT
313708@main, 9084842c6866 --> TEXT
313708@main, 9084842c6866 --> TEXT
------------- BISECTION AUDIT TRAIL END -------------

History:
https://results.webkit.org/?limit=50000&suite=layout-tests&test=media%2Fvideo-concurrent-visible-playback.html&platform=mac

Diff:
--- 
+++ 
@@ -6,9 +6,11 @@
 RUN(video.src = findMediaFile("video", "content/test"))
 
 EVENT(playing)
-EXPECTED (videos[0].paused == 'true') OK
-EXPECTED (videos[1].paused == 'false') OK
+EXPECTED (videos[0].paused == 'true'), OBSERVED 'false' FAIL
+EXPECTED (videos[1].paused == 'false'), OBSERVED 'true' FAIL
 EXPECTED (videos[2].paused == 'true') OK
 
+EVENT(playing)
+Too many play events. FAIL
 END OF TEST
 


Test Run: https://build.webkit.org/#/builders/1230/builds/7234
18:57:21.739 78511 [28959/91320] media/video-concurrent-visible-playback.html failed unexpectedly (text diff)
18:57:21.740 78511 worker/0 media/video-concurrent-visible-playback.html failed:

[Radar WebKit Bug Importer]

<rdar://problem/177711185>

[EWS]

Test gardening commit 313728@main (3425f754d4c6): <https://commits.webkit.org/313728@main>

Reviewed commits have been landed. Closing PR #65474 and removing active labels.

[Karl Rackler]

The description is wrong and should read This issue can be bisected to 311380@main using the command:
run-webkit-tests --no-build --no-retry --no-show-results --exit-after-n-failures=1 --expect-pass --iterations=1000 --force --release media/video-concurrent-visible-playback.html