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RESOLVED FIXED
315060
Update expectations for imported/w3c/web-platform-tests/dom/events/Event-timestamp-high-resolution.https.html
https://bugs.webkit.org/show_bug.cgi?id=315060
Summary
Update expectations for imported/w3c/web-platform-tests/dom/events/Event-time...
Diego De La Toba
Reported
2026-05-18 17:01:47 PDT
imported/w3c/web-platform-tests/dom/events/Event-timestamp-high-resolution.https.html is a flaky text failure on macOS and iOS. HISTORY:
https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fdom%2Fevents%2FEvent-timestamp-high-resolution.https.html
DIFF: --- /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/imported/w3c/web-platform-tests/dom/events/Event-timestamp-high-resolution.https-expected.txt +++ /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/imported/w3c/web-platform-tests/dom/events/Event-timestamp-high-resolution.https-actual.txt @@ -1,3 +1,3 @@ -PASS Constructed GamepadEvent timestamp should be high resolution and have the same time origin as performance.now() +FAIL Constructed GamepadEvent timestamp should be high resolution and have the same time origin as performance.now() assert_less_than_equal: Event timestamp should be less than performance.now() timestamp taken after its creation expected a number less than or equal to 18 but got 18.000000000000004 DIFF URL:
https://build.webkit.org/results/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/313441@main%20(3996)/imported/w3c/web-platform-tests/dom/events/Event-timestamp-high-resolution.https-pretty-diff.html
REPRODUCTION: Reproduced on macOS 26.4 release ToT: run-webkit-tests --no-build --no-retry --no-show-results --exit-after-n-failures=1 --expect-pass --iterations=1000 --force --release imported/w3c/web-platform-tests/dom/events/Event-timestamp-high-resolution.https.html I am going to mark expectations as pass fail while this pends investigation.
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Radar WebKit Bug Importer
Comment 1
2026-05-18 17:01:53 PDT
<
rdar://problem/177386345
>
Diego De La Toba
Comment 2
2026-05-18 17:14:47 PDT
Test gardening pull request:
https://github.com/WebKit/WebKit/pull/65144
EWS
Comment 3
2026-05-18 17:19:23 PDT
Test gardening commit
313446@main
(e5d77bdcecb6): <
https://commits.webkit.org/313446@main
> Reviewed commits have been landed. Closing PR #65144 and removing active labels.
Diego De La Toba
Comment 4
2026-05-18 17:24:03 PDT
Pull request:
https://github.com/WebKit/WebKit/pull/65147
Diego De La Toba
Comment 5
2026-05-19 13:40:25 PDT
*** This bug has been marked as a duplicate of
bug 314722
***
Diego De La Toba
Comment 6
2026-05-19 13:42:21 PDT
Resolved in
https://commits.webkit.org/313462@main
Anne van Kesteren
Comment 7
2026-05-20 10:11:05 PDT
Reopening as we should remove the TestExpectation changes again.
Anne van Kesteren
Comment 8
2026-05-20 10:14:58 PDT
Pull request:
https://github.com/WebKit/WebKit/pull/65301
EWS
Comment 9
2026-05-20 16:03:58 PDT
Committed
313605@main
(4d9e0c494514): <
https://commits.webkit.org/313605@main
> Reviewed commits have been landed. Closing PR #65301 and removing active labels.
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