NEW287976
New Test (263412@main): [ macOS wk1 ] imported/w3c/web-platform-tests/css/css-box/margin-trim/computed-margin-values/block-container-block-start-self-collapsing-nested.html is a flaky failure 
https://bugs.webkit.org/show_bug.cgi?id=287976
Summary New Test (263412@main): [ macOS wk1 ] imported/w3c/web-platform-tests/css/css...
Karl Rackler
Reported 2025-02-19 10:31:30 PST
Description: imported/w3c/web-platform-tests/css/css-box/margin-trim/computed-margin-values/block-container-block-start-self-collapsing-nested.html The test was added at 263412@main and has been a flaky failure since then. This issue can be reproduced using command: run-webkit-tests --release -1 --no-retry --force --run-singly --iterations=10 imported/w3c/web-platform-tests/css/css-box/margin-trim/computed-margin-values/block-container-block-start-self-collapsing-nested.html History: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fcss%2Fcss-box%2Fmargin-trim%2Fcomputed-margin-values%2Fblock-container-block-start-self-collapsing-nested.html&flavor=wk1&recent=false Diff: @@ -1,9 +1,42 @@ -PASS container, item 1 -PASS container, item 2 -PASS container, item 3 -PASS container, item 4 -PASS container, item 5 -PASS container, item 6 -PASS container, item 7 +FAIL container, item 1 assert_equals: +<container data-expected-margin-top="10"> + <item data-expected-margin-top="0" class="collapsed"> + <item data-expected-margin-top="0" class="collapsed"></item> + </item> + <item data-expected-margin-top="0" style="margin-block: 40px"> + <item data-expected-margin-top="0" data-expected-margin-bottom="0" class="collapsed"></item> + <item data-expected-margin-top="0" style="margin-top: 30px;"> + <item data-expected-margin-top="0" style="margin-block-start: 100px; height: 50px;"></item> + </item> + </item> + </container> +margin-top expected "0" but got "50" +FAIL container, item 2 assert_equals: +<item data-expected-margin-top="0" class="collapsed"> + <item data-expected-margin-top="0" class="collapsed"></item> + </item> +margin-top expected "0" but got "50" +FAIL container, item 3 assert_equals: +<item data-expected-margin-top="0" class="collapsed"></item> +margin-top expected "0" but got "50" +FAIL container, item 4 assert_equals: +<item data-expected-margin-top="0" style="margin-block: 40px"> + <item data-expected-margin-top="0" data-expected-margin-bottom="0" class="collapsed"></item> + <item data-expected-margin-top="0" style="margin-top: 30px;"> + <item data-expected-margin-top="0" style="margin-block-start: 100px; height: 50px;"></item> + </item> + </item> +margin-top expected "0" but got "50" +FAIL container, item 5 assert_equals: +<item data-expected-margin-top="0" data-expected-margin-bottom="0" class="collapsed"></item> +margin-top expected "0" but got "50" +FAIL container, item 6 assert_equals: +<item data-expected-margin-top="0" style="margin-top: 30px;"> + <item data-expected-margin-top="0" style="margin-block-start: 100px; height: 50px;"></item> + </item> +margin-top expected "0" but got "30" +FAIL container, item 7 assert_equals: +<item data-expected-margin-top="0" style="margin-block-start: 100px; height: 50px;"></item> +margin-top expected "0" but got "30"
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Radar WebKit Bug Importer
Comment 1 2025-02-19 10:32:06 PST
<rdar://problem/145151358>
EWS
Comment 2 2025-02-19 10:38:42 PST
Test gardening commit 290625@main (373e3d68e3bd): <https://commits.webkit.org/290625@main> Reviewed commits have been landed. Closing PR #40872 and removing active labels.
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