Bug 207891

Summary:	REGRESSION (r254042): [ Mac wk1 ] imported/w3c/web-platform-tests/css/css-position/fixed-z-index-blend.html is flaky failing, needs reftest-wait
Product:	WebKit	Reporter:	Jason Lawrence <Lawrence.j>
Component:	New Bugs	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	hector_i_lopez, tsavell, webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Description Jason Lawrence 2020-02-18 08:30:30 PST

imported/w3c/web-platform-tests/css/css-position/fixed-z-index-blend.html

Description:
This test is flaky failing on Mac wk1. It appears to have a regression point of r254092.

History:
https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fcss%2Fcss-position%2Ffixed-z-index-blend.html&platform=mac&limit=50000&flavor=wk1

Diff:
https://build.webkit.org/results/Apple-Catalina-Release-WK1-Tests/r256827%20(3136)/imported/w3c/web-platform-tests/css/css-position/fixed-z-index-blend-diff.png

Comment 1 Radar WebKit Bug Importer 2020-02-18 08:31:14 PST

<rdar://problem/59550787>

Comment 2 Jason Lawrence 2020-02-18 08:40:06 PST

I have marked this test as failing while this issue is investigated.
https://trac.webkit.org/changeset/256830/webkit

Comment 3 Truitt Savell 2020-09-15 16:43:00 PDT

it looks like this issue was fixed and then broken again. the original expectation needs to be updated because this is an image failure

Comment 4 Hector Lopez 2020-09-16 10:08:42 PDT

Correction for test expectation:

https://trac.webkit.org/changeset/267152/webkit