235135 2022-01-12 12:17:05 -0800 css/css-transitions/transition-base-response-002.html is a unique failure 2023-02-18 03:22:01 -0800 1 1 1 Unclassified WebKit Animations WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://github.com/web-platform-tests/wpt/pull/38577 InRadar P2 Normal --- 252506 235130 1 graouts graouts dino graouts webkit-bug-importer oldest_to_newest 1830278 0 graouts 2022-01-12 12:17:05 -0800 WebKit has some unique failures for css/css-transitions/transition-base-response-002.html. See https://wpt.fyi/results/css/css-transitions/transition-base-response-002.html?label=experimental&label=master&aligned. 1832145 1 webkit-bug-importer 2022-01-19 12:21:47 -0800 <rdar://problem/87785135> 1934614 2 graouts 2023-02-17 07:22:40 -0800 We're failing because we're transitioning from 13px to 20px instead of 10px to 20px for the font-size on :root. 1934615 3 465055 graouts 2023-02-17 07:23:43 -0800 Created attachment 465055 Reduction I've reduced the issue to the attached file which shows that WebKit is the only engine that yields a transition because it appears to have an underlying style applied before the :root selector is resolved. 1934741 4 graouts 2023-02-17 14:36:04 -0800 Pull request: https://github.com/WebKit/WebKit/pull/10304 1934751 5 graouts 2023-02-17 15:03:16 -0800 Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/38577 1934877 6 ews-feeder 2023-02-18 03:21:59 -0800 Committed 260506@main (b950a86d454a): <https://commits.webkit.org/260506@main> Reviewed commits have been landed. Closing PR #10304 and removing active labels. 465055 2023-02-17 07:23:43 -0800 2023-02-17 07:23:43 -0800 Reduction font-size-transition.html text/html 289 graouts PGRpdj48L2Rpdj4KPHNjcmlwdCBzcmM9ImRhdGE6dGV4dC9qYXZhc2NyaXB0LCI+PC9zY3JpcHQ+ CjxzdHlsZT4KICA6cm9vdCB7CiAgICBmb250LXNpemU6IDEwcHg7CiAgICB0cmFuc2l0aW9uOiBm b250LXNpemUgc3RlcHMoMiwgc3RhcnQpIDEwczsKICB9Cjwvc3R5bGU+CjxzY3JpcHQ+Cgpkb2N1 bWVudC5ib2R5LnRleHRDb250ZW50ID0gYE51bWJlciBvZiBhbmltYXRpb25zOiAke2RvY3VtZW50 LmRvY3VtZW50RWxlbWVudC5nZXRBbmltYXRpb25zKCkubGVuZ3RofWA7Cgo8L3NjcmlwdD4KPC9i b2R5Pg==