Bug 314846 – REGRESSION(313197-313199@main?) [iOS] 2 tests in TestWebKitAPI.WKAttachmentTestsIOS are flaky failure

• Status: NEW
• Component: New Bugs

[Marta Darbinyan]

The following tests are flaky failure after 313199@main.
TestWebKitAPI.WKAttachmentTestsIOS.PasteRichTextCopiedFromNotes
TestWebKitAPI.WKAttachmentTestsIOS.InsertPastedMapItemAsAttachment


17:55:42.296 98834     TestWebKitAPI.WKAttachmentTestsIOS.PasteRichTextCopiedFromNotes
17:55:42.296 98834         
17:55:42.296 98834         /Volumes/Data/worker/Apple-iOS-26-Simulator-Release-Build/build/Tools/TestWebKitAPI/Tests/WebKit/WKWebView/WKAttachmentTests.mm:2743
17:55:42.296 98834         Expected equality of these values:
17:55:42.296 98834           0U
17:55:42.296 98834             Which is: 0
17:55:42.296 98834           observer.observer().inserted.count
17:55:42.296 98834             Which is: 3


18:00:38.923 971     TestWebKitAPI.WKAttachmentTestsIOS.InsertPastedContactAsAttachment
18:00:38.923 971         2026-05-13 17:27:46.425 com.apple.WebKit.GPU[31639:253847] CoreText note: Client requested name ".SFUI-Regular_wdth_opsz110000_GRAD_wght", it will get TimesNewRomanPSMT rather than the intended font. All system UI font access should be through proper APIs such as CTFontCreateUIFontForLanguage() or +[UIFont systemFontOfSize:].
18:00:38.923 971         2026-05-13 17:27:46.425 com.apple.WebKit.GPU[31639:253847] CoreText note: Set a breakpoint on CTFontLogSystemFontNameRequest to debug.
18:00:38.923 971         2026-05-13 17:27:46.600 com.apple.WebKit.GPU[31639:253847] CoreText note: Client requested name ".SFUI-Regular_wdth_opsz110000_GRAD_wght", it will get TimesNewRomanPSMT rather than the intended font. All system UI font access should be through proper APIs such as CTFontCreateUIFontForLanguage() or +[UIFont systemFontOfSize:].
18:00:38.923 971         
18:00:38.923 971         /Volumes/Data/worker/iOS-26-Simulator-Build-EWS/build/Tools/TestWebKitAPI/Tests/WebKit/WKWebView/WKAttachmentTests.mm:2597
18:00:38.923 971         Expected equality of these values:
18:00:38.923 971           "Foo Bar.vcf"
18:00:38.923 971           [webView stringByEvaluatingJavaScript:@"document.querySelector('attachment').title"]
18:00:38.923 971             Which is: ""

Test history:
https://results.webkit.org/?suite=api-tests&suite=api-tests&test=TestWebKitAPI.WKAttachmentTestsIOS.PasteRichTextCopiedFromNotes&test=TestWebKitAPI.WKAttachmentTestsIOS.InsertPastedMapItemAsAttachment


Test results:
https://ews-build.webkit.org/#/builders/13/builds/137280
https://ews-build.webkit.org/#/builders/13/builds/137282

[Radar WebKit Bug Importer]

<rdar://problem/177102817>

[EWS]

Test gardening commit 313263@main (080f93ba4f5c): <https://commits.webkit.org/313263@main>

Reviewed commits have been landed. Closing PR #64953 and removing active labels.

[EWS]

Test gardening commit 313282@main (ee3ed9445ef0): <https://commits.webkit.org/313282@main>

Reviewed commits have been landed. Closing PR #64964 and removing active labels.