Bug 230313

Summary: [ BigSur ] fast/canvas/canvas-draw-canvas-on-canvas-flushing-order.html is a flaky image failure
Product: WebKit Reporter: ayumi_kojima
Component: CanvasAssignee: Nobody <webkit-unassigned>
Status: RESOLVED CONFIGURATION CHANGED    
Severity: Normal CC: ben_schwartz, bfulgham, dino, sabouhallawa, simon.fraser, webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
https://build.webkit.org/results/Apple-BigSur-Release-WK1-Tests/r282456%20(5311)/fast/canvas/canvas-draw-canvas-on-canvas-flushing-order-diffs.html
none
https://build.webkit.org/results/Apple-BigSur-Release-AppleSilicon-WK2-Tests/r282169%20(3760)/fast/canvas/canvas-draw-canvas-on-canvas-flushing-order-diffs.html none

ayumi_kojima
Reported 2021-09-15 11:27:01 PDT
fast/canvas/canvas-draw-canvas-on-canvas-flushing-order.html Is a flaky image failure on BigSur. History: https://results.webkit.org/?suite=layout-tests&test=fast%2Fcanvas%2Fcanvas-draw-canvas-on-canvas-flushing-order.html It looks like there are two different diffs depending on the platforms. The test running on Big Sur E wk1 Release is failing because of a black expected image: https://build.webkit.org/#/builders/48/builds/5311 https://build.webkit.org/#/builders/48/builds/4743 I think the image failures on other platforms are real: https://build.webkit.org/#/builders/104/builds/3760
Attachments
https://build.webkit.org/results/Apple-BigSur-Release-WK1-Tests/r282456%20(5311)/fast/canvas/canvas-draw-canvas-on-canvas-flushing-order-diffs.html (603 bytes, text/html)
2021-09-15 11:30 PDT, ayumi_kojima 		no flags
Details
https://build.webkit.org/results/Apple-BigSur-Release-AppleSilicon-WK2-Tests/r282169%20(3760)/fast/canvas/canvas-draw-canvas-on-canvas-flushing-order-diffs.html (3.03 KB, image/png)
2021-09-15 11:32 PDT, ayumi_kojima 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 3 2021-09-15 11:33:30 PDT
<rdar://problem/83160382>
ayumi_kojima
Comment 4 2021-09-15 14:41:53 PDT
Marked test expectations: https://trac.webkit.org/changeset/282473/webkit
Brent Fulgham
Comment 5 2022-06-23 14:16:11 PDT
This was confirmed to work properly as of 5/3/2022.
Ben Schwartz
Comment 6 2024-06-03 10:59:20 PDT
This no longer appears to be occurring. Removing test expectations. Please file a new bug if issues persist. Tracking test expectations removal in bug #274990 (rdar://129080660).
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