Bug 245590

Summary: [ iOS16 ] svg/canvas/canvas-global-alpha-svg.html is a constant failure
Product: WebKit Reporter: Hercules Hjalmarsson <hhjalmarsson>
Component: New BugsAssignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal CC: sabouhallawa, webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
svg-canvas-canvas-global-alpha-svg-Diff Images none

Description Hercules Hjalmarsson 2022-09-23 11:23:59 PDT
svg/canvas/canvas-global-alpha-svg.html

Is a constant image failure on iOS ToT and since introduced on the queue. Image difference indicates a possible pixel tolerance issue.

HISTORY:
https://results.webkit.org/?suite=layout-tests&test=svg/canvas/canvas-global-alpha-svg.html

DIFF:
0.02% image difference.

*Diff images attached*

BUILD URL:
https://build.webkit.org/results/Apple-iOS-16-Simulator-Release-WK2-Tests/254780%40main%20(95)/svg/canvas/canvas-global-alpha-svg-diffs.html
Comment 1 Hercules Hjalmarsson 2022-09-23 11:25:04 PDT
This issue can be bisected to 254759@main using command:

run-webkit-tests --iterations=1  --ios-simulator  svg/canvas/canvas-global-alpha-svg.html
Comment 2 Hercules Hjalmarsson 2022-09-23 11:26:08 PDT
(In reply to Hercules Hjalmarsson from comment #1)
> This issue can be bisected to 254759@main using command:
> 
> run-webkit-tests --iterations=1  --ios-simulator 
> svg/canvas/canvas-global-alpha-svg.html

This issue is however happening ever since it started running on the queue. The commit mentioned is NOT the point where it started failing.
Comment 3 Radar WebKit Bug Importer 2022-09-23 11:27:47 PDT
<rdar://problem/100333003>
Comment 4 Hercules Hjalmarsson 2022-09-23 11:35:22 PDT
Created attachment 462565 [details]
svg-canvas-canvas-global-alpha-svg-Diff Images
Comment 5 EWS 2022-09-23 11:43:47 PDT
Test gardening commit 254799@main (633b13052071): <https://commits.webkit.org/254799@main>

Reviewed commits have been landed. Closing PR #4639 and removing active labels.