Bug 211916

Summary: [Mojave Debug WK2] compositing/transforms/perspective-with-scrolling.html is frequently failing
Product: WebKit Reporter: Ryan Haddad <ryanhaddad>
Component: Tools / TestsAssignee: Simon Fraser (smfr) <simon.fraser>
Status: RESOLVED FIXED    
Severity: Normal CC: simon.fraser, webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
See Also: https://bugs.webkit.org/show_bug.cgi?id=156435
Attachments:
Description Flags
Patch none

Ryan Haddad
Reported 2020-05-14 12:46:20 PDT
compositing/transforms/perspective-with-scrolling.html is frequently failing on Mojave Debug WK2 Image diff shows that the expected scroll bars & gutters are not present: https://build.webkit.org/results/Apple%20Mojave%20Debug%20WK2%20(Tests)/r261699%20(9580)/compositing/transforms/perspective-with-scrolling-diffs.html https://results.webkit.org/?suite=layout-tests&test=compositing%2Ftransforms%2Fperspective-with-scrolling.html
Attachments
Patch (2.63 KB, patch)
2020-05-14 20:45 PDT, Simon Fraser (smfr) 		no flags
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2020-05-14 12:46:38 PDT
<rdar://problem/63239346>
Ryan Haddad
Comment 2 2020-05-14 13:32:41 PDT
This test was just added yesterday with https://trac.webkit.org/changeset/261632/webkit
Simon Fraser (smfr)
Comment 3 2020-05-14 15:10:42 PDT
Scrollbar differences.
Simon Fraser (smfr)
Comment 4 2020-05-14 15:13:22 PDT
I can reproduce. Toggling overlay scrollbars must have some asynchrony somehow.
Simon Fraser (smfr)
Comment 5 2020-05-14 20:45:55 PDT
Created attachment 399452 [details] Patch
Simon Fraser (smfr)
Comment 6 2020-05-14 21:23:16 PDT
Attempt to de-flake: https://trac.webkit.org/changeset/261730/webkit
Simon Fraser (smfr)
Comment 7 2020-05-17 20:02:12 PDT
Seems to have worked.
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