Bug 207891 – REGRESSION (r254042): [ Mac wk1 ] imported/w3c/web-platform-tests/css/css-position/fixed-z-index-blend.html is flaky failing, needs reftest-wait

• Status: NEW
• Component: New Bugs

[Jason Lawrence]

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

[Radar WebKit Bug Importer]

<rdar://problem/59550787>

[Jason Lawrence]

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

[Truitt Savell]

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

[Hector Lopez]

Correction for test expectation:

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