229478 2021-08-24 16:58:33 -0700 REGRESSION (r281102?): [ Mac ] media/track/track-in-band.html is a flaky timeout. 2022-06-23 14:01:13 -0700 1 1 1 Unclassified WebKit Media WebKit Nightly Build Unspecified Unspecified RESOLVED CONFIGURATION CHANGED InRadar P2 Normal --- 1 ehutchison webkit-unassigned ayumi_kojima bfulgham ehutchison hi webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1787006 0 ehutchison 2021-08-24 16:58:33 -0700 media/track/track-in-band.html is a flaky timeout on Catalina and BigSur wk2. History: https://results.webkit.org/?platform=ios&platform=mac&suite=layout-tests&test=media%2Ftrack%2Ftrack-in-band.html Results: https://build.webkit.org/results/Apple-BigSur-Release-WK2-Tests/r281514%20(4698)/results.html Diff: --- /Volumes/Data/worker/bigsur-release-tests-wk2/build/layout-test-results/media/track/track-in-band-expected.txt +++ /Volumes/Data/worker/bigsur-release-tests-wk2/build/layout-test-results/media/track/track-in-band-actual.txt @@ -1,3 +1,5 @@ +FAIL: Timed out waiting for notifyDone to be called + In-band text tracks. @@ -13,36 +15,4 @@ EVENT(addtrack) EXPECTED (event.track == 'video.textTracks[3]') OK -EVENT(canplaythrough) -** Check initial in-band track states -EXPECTED (video.textTracks.length == '4') OK -RUN(inbandTrack1 = video.textTracks[0]) -RUN(inbandTrack2 = video.textTracks[1]) -RUN(inbandTrack3 = video.textTracks[2]) -RUN(inbandTrack4 = video.textTracks[3]) -EXPECTED (inbandTrack1.language == 'en') OK -EXPECTED (inbandTrack1.kind == 'subtitles') OK -EXPECTED (inbandTrack2.language == 'en') OK -EXPECTED (inbandTrack2.kind == 'forced') OK -EXPECTED (inbandTrack3.language == 'fr') OK -EXPECTED (inbandTrack3.kind == 'subtitles') OK -EXPECTED (inbandTrack4.language == 'fr') OK -EXPECTED (inbandTrack4.kind == 'forced') OK - -** Add two tracks, check sort order -RUN(addTrack = video.addTextTrack('captions', 'Caption Track', 'en')) -RUN(trackElement = document.createElement('track')) -RUN(video.appendChild(trackElement)) -EXPECTED (video.textTracks.length == '6') OK -EXPECTED (video.textTracks[0] == 'trackElement.track') OK -EXPECTED (video.textTracks[1] == 'addTrack') OK -EXPECTED (video.textTracks[2] == 'inbandTrack1') OK -EXPECTED (video.textTracks[3] == 'inbandTrack2') OK - -** Unload video file, check track count -RUN(video.src = '') -EXPECTED (video.textTracks.length == '2') OK - -END OF TEST - First instance of timeout seen at r281102. 1787007 1 webkit-bug-importer 2021-08-24 16:58:58 -0700 <rdar://problem/82316805> 1787012 2 ehutchison 2021-08-24 17:03:55 -0700 Updated test expectations at https://trac.webkit.org/changeset/281532/webkit. 1793561 3 ehutchison 2021-09-14 18:29:32 -0700 Reproduced test results locally on r282390 using run-webkit-tests --debug --force -f --iterations 500 --exit-after-n-crashes-or-timeouts 1 --clobber-old-results media/track/track-in-band.html 1795128 4 ayumi_kojima 2021-09-20 09:57:55 -0700 The flaky time out is seen on Mac wk1 release as well. Updated test expectations: https://trac.webkit.org/changeset/282753/webkit 1877824 5 bfulgham 2022-06-23 14:01:13 -0700 Operations confirmed this is no longer happening (5/3/2022)