Bug 296199 – fast/events/onunload-not-on-body.html is a flakey text failure

• Status: RESOLVED
• Resolution: FIXED
• Component: Page Loading

[Bryan Medina]

fast/events/onunload-not-on-body.html

is a flakey text failure observed on iOS.

HISTORY:
https://results.webkit.org/?suite=layout-tests&test=fast%2Fevents%2Fonunload-not-on-body.html

TEXT DIFF:
--- /Volumes/Data/worker/Apple-iPadOS-18-Simulator-Debug-WK2-Tests/build/layout-test-results/fast/events/onunload-not-on-body-expected.txt
+++ /Volumes/Data/worker/Apple-iPadOS-18-Simulator-Debug-WK2-Tests/build/layout-test-results/fast/events/onunload-not-on-body-actual.txt
@@ -1,3 +1,3 @@
-frame "<!--frame3-->" - has 1 onunload handler(s)
+frame "<!--frame4-->" - has 1 onunload handler(s)
 CONSOLE MESSAGE: Use of window.alert is not allowed while unloading a page.
 you should only see one unload alert appear.

TEXT DIFF URL:
https://build.webkit.org/results/Apple-iPadOS-18-Simulator-Debug-WK2-Tests/297545@main%20(1345)/fast/events/onunload-not-on-body-diff.txt

[Radar WebKit Bug Importer]

<rdar://problem/156163033>

[Bryan Medina]

I was able to reproduce this text failure locally on my device using macOS Sequoia Release ToT with the following command:

run-webkit-tests fast/events/onunload-not-on-body.html --ios-simulator --iterations=50

[EWS]

Test gardening commit 297609@main (4159c17922f9): <https://commits.webkit.org/297609@main>

Reviewed commits have been landed. Closing PR #48258 and removing active labels.

[Ryosuke Niwa]

*** Bug 307385 has been marked as a duplicate of this bug. ***

[Ryosuke Niwa]

This is a race between <object> in the 2nd frame loading vs. 3rd outer iframe loading.

[Ryosuke Niwa]

Pull request: https://github.com/WebKit/WebKit/pull/60241

[EWS]

Committed 308959@main (a0a371a941a6): <https://commits.webkit.org/308959@main>

Reviewed commits have been landed. Closing PR #60241 and removing active labels.