RESOLVED FIXED 255181
[ iOS ] fast/gradients/linear-two-hints-angle.html is a constant ImageOnlyFailure 
https://bugs.webkit.org/show_bug.cgi?id=255181
Summary [ iOS ] fast/gradients/linear-two-hints-angle.html is a constant ImageOnlyFai...
Robert Jenner
Reported 2023-04-07 16:58:37 PDT
fast/gradients/linear-two-hints-angle.html is a constant ImageOnlyFailure on iOS. HISTORY: https://results.webkit.org/?suite=layout-tests&test=fast%2Fgradients%2Flinear-two-hints-angle.html This appears to have started after we updated to iOS 16.4. DIFF URL: https://build.webkit.org/results/Apple-iOS-16-Simulator-Release-WK2-Tests/262718@main%20(2043)/fast/gradients/linear-two-hints-angle-diffs.html It appears to be off by .01%
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Radar WebKit Bug Importer
Comment 1 2023-04-07 16:58:56 PDT
<rdar://problem/107774707>
Robert Jenner
Comment 2 2023-04-07 16:59:54 PDT
I have reproduced this at iOS 16 Release ToT running as follows: run-webkit-tests --iOS-simulator fast/gradients/linear-two-hints-angle.html I have marked expectations for this test while under investigation. https://commits.webkit.org/262734@main
Simon Fraser (smfr)
Comment 3 2023-04-07 17:12:29 PDT
Needs some pixel tolerance (or we turn off gradient noise).
Alexey Proskuryakov
Comment 4 2023-04-08 17:14:39 PDT
How can we turn off gradient noise? That sounds like a better fix.
Ryan Haddad
Comment 5 2023-04-10 15:58:01 PDT
(In reply to Alexey Proskuryakov from comment #4) > How can we turn off gradient noise? That sounds like a better fix. +1 for this, I've see many of these kinds of diffs for tests using linear gradients.
Simon Fraser (smfr)
Comment 6 2023-04-10 16:05:00 PDT
See <rdar://problem/83258510>
EWS
Comment 7 2023-04-11 22:15:28 PDT
Test gardening commit 262858@main (01307ba22bed): <https://commits.webkit.org/262858@main> Reviewed commits have been landed. Closing PR #12638 and removing active labels.
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