1672746 - [wpt-sync] Sync PR 26237 - [LayoutNG] Paint / hit-test block-fragmented relpos inlines correctly.

Status: RESOLVED FIXED

(Core :: Layout, task, P4)

Description

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

Sync web-platform-tests PR 26237 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/26237
Details from upstream follow.

b'Morten Stenshorne <[e-mail]>' wrote:

[LayoutNG] Paint / hit-test block-fragmented relpos inlines correctly.

PaintLayer does one fragmentainer at a time, but we were painting and
hit-testing everything in each iteration, leading to DCHECK failures
(duplicate paint entries) for painting, and false hit-test matches.

Bug: 829028
Change-Id: Iededd014d84b4db9c29e4df6332033b0138da42b
Reviewed-on: https://chromium-review.googlesource.com/2490111
WPT-Export-Revision: 547108cef81c9496f61066010108513df7ccbb19

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=5a7316dca0b3fbe91d6e7dc398640c5c021a7aae

Comment 2

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

CI Results

Ran 14 Firefox configurations based on mozilla-central, and Firefox, Chrome, and Safari on GitHub CI

Total 2 tests

Status Summary

Firefox

OK : 1
PASS: 7
FAIL: 1

Chrome

OK : 1
PASS: 3
FAIL: 5

Safari

OK : 1
PASS: 3
FAIL: 5

Links

Gecko CI (Treeherder)
GitHub PR Head
GitHub PR Base

Details

Firefox-only Failures

/css/css-break/relpos-inline-hit-testing.html
Below line4: FAIL

New Tests That Don't Pass

/css/css-break/relpos-inline-hit-testing.html
Below line4: FAIL (Chrome: PASS, Safari: PASS)

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/d4986b729481
[wpt PR 26237] - [LayoutNG] Paint / hit-test block-fragmented relpos inlines correctly., a=testonly
https://hg.mozilla.org/integration/autoland/rev/bd13d4c73273
[wpt PR 26237] - Update wpt metadata, a=testonly

Comment 4

[Alexandru Michis [:malexandru]]

https://hg.mozilla.org/mozilla-central/rev/d4986b729481
https://hg.mozilla.org/mozilla-central/rev/bd13d4c73273