252850 2023-02-23 11:40:22 -0800 REGRESSION (260575@main?): [ iOS Release ] TestWebKitAPI.WKWebViewCloseAllMediaPresentations.VideoFullscreen is a consistent timeout 2023-05-11 16:08:55 -0700 1 1 1 Unclassified WebKit Tools / Tests Other Unspecified Unspecified RESOLVED CONFIGURATION CHANGED https://bugs.webkit.org/show_bug.cgi?id=256589 InRadar P2 Normal --- 1 bharris9 webkit-unassigned jer.noble webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1936278 0 bharris9 2023-02-23 11:40:22 -0800 TestWebKitAPI.WKWebViewCloseAllMediaPresentations.VideoFullscreen is a flaky timeout on iOS 16 only. HISTORY: https://results.webkit.org/?suite=api-tests&test=TestWebKitAPI.WKWebViewCloseAllMediaPresentations.VideoFullscreen TIMEOUT ERROR: TestWebKitAPI.WKWebViewCloseAllMediaPresentations.VideoFullscreen 2023-02-23 10:13:10.597 TestWebKitAPI[38829:25202454] Encountered error: Error Domain=WKErrorDomain Code=5 "JavaScript execution returned a result of an unsupported type" UserInfo={NSLocalizedDescription=JavaScript execution returned a result of an unsupported type} while evaluating script: window.internals.setMockVideoPresentationModeEnabled(true) 1936281 1 bharris9 2023-02-23 11:47:52 -0800 I was able to reproduce this time out on a release build as follows: run-api-tests --ios-simulator --root WebKitBuild/Release-iphonesimulator TestWebKitAPI.WKWebViewCloseAllMediaPresentations.VideoFullscreen 1936283 2 webkit-bug-importer 2023-02-23 11:48:13 -0800 <rdar://problem/105844731> 1937109 3 ryanhaddad 2023-02-27 11:36:53 -0800 This timeout appears to be consistent on iPhone simulator release queues. https://commits.webkit.org/260575@main is in the regression range, and seems like it could be related. 1939501 4 ryanhaddad 2023-03-07 10:46:01 -0800 This test is no longer timing out as of 261100@main, but I don't see an obvious change to credit with fixing it.