REGRESSION(r290356-r290351?): [ iOS EWS ] imported/w3c/web-platform-tests/service-workers/service-worker/partitioned-service-worker-getRegistrations.tentative.https.html is a constant text failure

• Component: New Bugs
• Status: RESOLVED DUPLICATE

[Robert Jenner]

imported/w3c/web-platform-tests/service-workers/service-worker/partitioned-service-worker-getRegistrations.tentative.https.html

is a constant text failure on iOS and iOS-15 EWS. 

HISTORY:
https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fservice-workers%2Fservice-worker%2Fpartitioned-service-worker-getRegistrations.tentative.https.html

EWS LINK:
https://ews-build.webkit.org/#/builders/68/builds/9053

TEXT DIFF:
 The 3p iframe's postMessage:
-3p iframe's has_pending: false source: From3pFrame. 1p iframe's has_pending: true source: From1pFrame
+3p iframe's has_pending: false source: From3pFrame.
 
 
-PASS Services workers under different top-level sites are partitioned.
+FAIL Services workers under different top-level sites are partitioned. assert_equals: The 1p frames were serviced by different service workers. expected 0.21723573222529546 but got 0.996474727690996
 

DIFF URL:
https://build.webkit.org/results/Apple-iOS-15-Simulator-Debug-WK2-Tests/r290437%20(1725)/imported/w3c/web-platform-tests/service-workers/service-worker/partitioned-service-worker.tentative.https-pretty-diff.html

[Robert Jenner]

Since this is negatively impacting EWS, I have marked [ Pass Failure ] expectations here while I am investigating: 

https://trac.webkit.org/changeset/290468/webkit

[Radar WebKit Bug Importer]

<rdar://problem/89441303>

[Robert Jenner]

*** This bug has been marked as a duplicate of bug 237160 ***