1972733 - [wpt-sync] Sync PR 53235 - [soft navs] WPT soft LCP test: requestAnimationFrame may generate additional LCP entries

Status: RESOLVED FIXED

(Testing :: web-platform-tests, task, P4)

Description

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Sync web-platform-tests PR 53235 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/53235
Details from upstream follow.

Johannes Henkel <[e-mail]> wrote:

[soft navs] WPT soft LCP test: requestAnimationFrame may generate additional LCP entries

This tests that a click handler invocation which leads to the detection
of a soft navigation may defer some work with requestAnimationFrame, and
that work can generate additional soft LCP performance entries.

Change-Id: Ic432a8fed21a2836c122e6c1d7ba38150c901753
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6651298
Commit-Queue: Johannes Henkel \<[e-mail]>
Reviewed-by: Annie Sullivan \<[e-mail]>
Cr-Commit-Position: refs/heads/main@{#1475225}

Comment 1

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try (stability) https://treeherder.mozilla.org/#/jobs?repo=try&revision=31b8e00fd667ed27eb02525678c36f1f35076f02

Comment 2

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

CI Results

Ran 0 Firefox configurations based on mozilla-central, and Firefox, Chrome, and Safari on GitHub CI

Total 1 tests and 1 subtests

Status Summary

Firefox

TIMEOUT: 2

Chrome

OK : 1
PASS : 1

Safari

OK : 1
FAIL : 1

Links

GitHub PR Head
GitHub PR Base

Details

Firefox-only Failures

• /soft-navigation-heuristics/lcp/tentative/raf-loop.html [wpt.fyi]: TIMEOUT

New Tests That Don't Pass

• /soft-navigation-heuristics/lcp/tentative/raf-loop.html [wpt.fyi]: TIMEOUT (Chrome: OK, Safari: OK)
  • Largest Contentful Paint after soft navigation: requestAnimationFrame can add additional LCP entry.: TIMEOUT (Chrome: PASS, Safari: FAIL)

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://github.com/mozilla-firefox/firefox/commit/6d8cfe494842
https://hg.mozilla.org/integration/autoland/rev/05aed118edf4
[wpt PR 53235] - [soft navs] WPT soft LCP test: requestAnimationFrame may generate additional LCP entries, a=testonly

Comment 4

[Sandor Molnar[:smolnar]]

https://hg.mozilla.org/mozilla-central/rev/05aed118edf4