Bug 226600 – [Mac & iOS simulator wk2] imported/w3c/web-platform-tests/navigation-timing/test_navigate_within_document.html is a flaky failure

• Status: NEW
• Component: New Bugs

[Amir Mark Jr]

imported/w3c/web-platform-tests/navigation-timing/test_navigate_within_document.html 

Is a flaky failure on Big Sur E wk1 release 


History:

https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fnavigation-timing%2Ftest_navigate_within_document.html


Text Diff:

--- /Volumes/Data/worker/bigsur-release-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/navigation-timing/test_navigate_within_document-expected.txt
+++ /Volumes/Data/worker/bigsur-release-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/navigation-timing/test_navigate_within_document-actual.txt
@@ -15,7 +15,7 @@
 PASS domainLookupEnd is the same after in document navigation.
 PASS domainLookupStart is the same after in document navigation.
 PASS fetchStart is the same after in document navigation.
-PASS loadEventEnd is the same after in document navigation.
+FAIL loadEventEnd is the same after in document navigation. assert_equals: loadEventEnd is the same after in document navigation. expected 1622747725108 but got 1622747725109
 PASS loadEventStart is the same after in document navigation.
 PASS navigationStart is the same after in document navigation.
 PASS redirectEnd is the same after in document navigation.

[Radar WebKit Bug Importer]

<rdar://problem/78837243>

The flaky failure is seen on Mac and iOS simulator wk2 as well. Updated the Summary.

It appears to have started in https://trac.webkit.org/changeset/278391/webkit

Created attachment 433226 [details]
Patch

[Truitt Savell]

Comment on attachment 433226 [details]
Patch

Clearing flags on attachment: 433226

Committed r279791 (239558@main): <https://commits.webkit.org/239558@main>

I was able to reproduce the failure at r278391 with run-webkit-tests imported/w3c/web-platform-tests/navigation-timing/test_navigate_within_document.html --iterations 500 -f -1 --exit-after-n-failures 2

The test passed at r278390.