Bug 197639
| Summary: | REGRESSION (r244900): Layout Test media/track/track-cue-missing.html is failing on iOS and macOS debug | ||
|---|---|---|---|
| Product: | WebKit | Reporter: | Ryan Haddad <ryanhaddad> |
| Component: | New Bugs | Assignee: | Nobody <webkit-unassigned> |
| Status: | RESOLVED FIXED | ||
| Severity: | Normal | CC: | ap, simon.fraser, webkit-bot-watchers-bugzilla, webkit-bug-importer, zalan |
| Priority: | P2 | Keywords: | InRadar |
| Version: | WebKit Nightly Build | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
| See Also: | https://bugs.webkit.org/show_bug.cgi?id=197547 | ||
Ryan Haddad
The following layout test is failing on iOS and macOS debug bots
media/track/track-cue-missing.html
Probable cause:
The dashboard suggests this regression range: https://trac.webkit.org/log/webkit/?verbose=on&rev=244901&stop_rev=244900
Flakiness Dashboard:
https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=media%2Ftrack%2Ftrack-cue-missing.html
--- /Volumes/Data/slave/mojave-debug-tests-wk2/build/layout-test-results/media/track/track-cue-missing-expected.txt
+++ /Volumes/Data/slave/mojave-debug-tests-wk2/build/layout-test-results/media/track/track-cue-missing-actual.txt
@@ -5,6 +5,6 @@
EVENT(loadeddata)
Created 121 cues.
EVENT(ended)
-EXPECTED (missedCueCount < '50') OK
+EXPECTED (missedCueCount < '50'), OBSERVED '72' FAIL
END OF TEST
| Attachments | ||
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| Add attachment proposed patch, testcase, etc. |
Ryan Haddad
I have not yet been able to reproduce this locally.
Ryan Haddad
Using the following command, I cannot reproduce this with a debug build of r244899, but I can with r244900:
run-webkit-tests media/track/track-cue-missing.html --no-retry --iter 10 --exit-after-n-failures 1
Ryan Haddad
Simon, could you please take a look at this?
Simon Fraser (smfr)
It seems like the code that runs for logging just made the test slower, so it's a bad test.
Simon Fraser (smfr)
Presumably it's only bad in debug. Let's just mark it flakey for debug only.
Alexey Proskuryakov
The plan is to roll back the patch, not to increase the number of tests marked as flaky.
Ryan Haddad
Rolled out r244900 in https://trac.webkit.org/r245019
Radar WebKit Bug Importer
<rdar://problem/50548909>