Bug 281861 – REGRESSION(285504@main): [ macOS ] imported/w3c/web-platform-tests/scroll-animations/css/animation-timeline-ignored.tentative.html is a constant failure.

• Status: RESOLVED
• Resolution: FIXED
• Component: Animations

[Anfernee Viduya]

imported/w3c/web-platform-tests/scroll-animations/css/animation-timeline-ignored.tentative.html
is a constant failure after 285504@main landed. 

HISTORY: 
https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fscroll-animations%2Fcss%2Fanimation-timeline-ignored.tentative.html

DIFF:
 FAIL Changing animation-timeline changes the timeline (sanity check) assert_equals: expected "140px" but got "0px"
 FAIL animation-timeline ignored after setting timeline with JS (ScrollTimeline from JS) assert_equals: expected "180px" but got "0px"
 FAIL animation-timeline ignored after setting timeline with JS (ScrollTimeline from CSS) assert_equals: expected "140px" but got "0px"
-FAIL animation-timeline ignored after setting timeline with JS (document timeline) assert_equals: expected "120px" but got "0px"
+FAIL animation-timeline ignored after setting timeline with JS (document timeline) assert_equals: expected "120px" but got "100.001999px"
 FAIL animation-timeline ignored after setting timeline with JS (null) assert_equals: expected "120px" but got "0px"
 
DIFF LINK: 
https://build.webkit.org/results/Apple-Sequoia-Release-AppleSilicon-WK2-Tests/285504%40main%20(430)/imported/w3c/web-platform-tests/scroll-animations/css/animation-timeline-ignored.tentative-diff.txt

REPRODUCIBILITY:
I was able to reproduce this on ToT using command
run-webkit-test imported/w3c/web-platform-tests/scroll-animations/css/animation-timeline-ignored.tentative.html --iterations=10

DESCRIPTION. 
Changes in 285504@main affected scroll-animations.

[Radar WebKit Bug Importer]

<rdar://problem/138326690>

[EWS]

Test gardening commit 285519@main (8d71725f896b): <https://commits.webkit.org/285519@main>

Reviewed commits have been landed. Closing PR #35526 and removing active labels.

[Antoine Quint]

The test was rebaselined in 285529@main. We can remove the TestExpectations change.

[Antoine Quint]

https://github.com/WebKit/WebKit/pull/35569

[EWS]

Test gardening commit 285548@main (d55bd84c6899): <https://commits.webkit.org/285548@main>

Reviewed commits have been landed. Closing PR #35569 and removing active labels.