Bug 309833 – [macOS] fast/scrolling/mac/scrollend-event-user-scroll-basic.html is a flaky text failure.

• Status: NEW
• Component: Scrolling

[Diego De La Toba]

fast/scrolling/mac/scrollend-event-user-scroll-basic.html is a flaky text failure on macOS.


HISTORY:
https://results.webkit.org/?suite=layout-tests&test=fast%2Fscrolling%2Fmac%2Fscrollend-event-user-scroll-basic.html


DIFF:
--- /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/fast/scrolling/mac/scrollend-event-user-scroll-basic-expected.txt
+++ /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/fast/scrolling/mac/scrollend-event-user-scroll-basic-actual.txt
@@ -1,6 +1,6 @@
 
 Test scroll over content
-PASS overflowScrollendEventCount is 1
+FAIL overflowScrollendEventCount should be 1. Was 2.
 PASS windowScrollendEventCount is 0
 
 Test scroll over document


DIFF URL:
https://build.webkit.org/results/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/309157@main%20(2367)/fast/scrolling/mac/scrollend-event-user-scroll-basic-pretty-diff.html


REPRODUCTION:
I was able to reproduce this on macOS 26.2 ToT with the following:

run-webkit-tests --release --force --no-retry --iterations 300 -f fast/scrolling/mac/scrollend-event-user-scroll-basic.html

I am going to mark expectations as pass fail while this pends investigation.

[Radar WebKit Bug Importer]

<rdar://problem/172411876>

[Diego De La Toba]

Test gardening pull request: https://github.com/WebKit/WebKit/pull/60506

[EWS]

Test gardening commit 309164@main (8f7d0741ec6a): <https://commits.webkit.org/309164@main>

Reviewed commits have been landed. Closing PR #60506 and removing active labels.

[Diego De La Toba]

301821@main reverted 300481@main (had originally resolved scroll issue) and caused this test to regress.