imported/w3c/web-platform-tests/html/browsers/browsing-the-web/navigating-across-documents/replace-before-load/form-submit-cross-frame.html

This test is a flaky failure on macOS wk1.

HISTORY:

https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fhtml%2Fbrowsers%2Fbrowsing-the-web%2Fnavigating-across-documents%2Freplace-before-load%2Fform-submit-cross-frame.html&recent=false&flavor=wk1

TEXT DIFF:

 
-FAIL No replace before load, triggered by cross-iframe formElement.submit() assert_equals: frame's after-submit history.length expected 101 but got 100
+FAIL No replace before load, triggered by cross-iframe formElement.submit() assert_equals: frame's after-submit history.length expected 50 but got 49
 
DIFF URL:

https://build.webkit.org/results/Apple-Ventura-Debug-WK1-Tests/268448@main%20(3596)/imported/w3c/web-platform-tests/html/browsers/browsing-the-web/navigating-across-documents/replace-before-load/form-submit-cross-frame-pretty-diff.html

REPRODUCIBILITY:

I was able to reproduce this issue as a CONSTANT failure on macOS Ventura (13.5, 22G74/arm64) ToT using the following command:

run-webkit-tests -1 --clobber-old-results --verbose imported/w3c/web-platform-tests/html/browsers/browsing-the-web/navigating-across-documents/replace-before-load/form-submit-cross-frame.html

REGRESSION:

This test has been consistently flaky since its introduction at 264177@main.