[Webkit-unassigned] [Bug 278933] New: REGRESSION (282319 at main): [ EWS macOS wk1 ] 3 tests in imported/w3c/web-platform-tests/mathml/presentation-markup are consistent failures

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=278933

            Bug ID: 278933
           Summary: REGRESSION (282319 at main): [ EWS macOS wk1 ] 3 tests in
                    imported/w3c/web-platform-tests/mathml/presentation-ma
                    rkup are consistent failures
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: darbinyan at apple.com

The following tests are consistent failure on MacOS wk1 EWS and on main. The flakiness started within the range of 282319 at main change. 

imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-legacy-length-values.html 
imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001.html 
imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/stretch-along-block-axis-001.html

Error output:
@@ -1,5 +1,5 @@

-PASS Taking into account stretch axis.
+FAIL Taking into account stretch axis. assert_approx_equals: vertical characters stretch vertically expected 150 +/- 2 but got 25
 PASS Taking into account stretchy property.
 FAIL Only operators with a stretchy property and block stretch axis. assert_approx_equals: small width expected 12.5 +/- 2 but got 19.4375
 FAIL Operators smaller and larger than non-stretchy siblings. assert_approx_equals: small width expected 12.5 +/- 2 but got 19.4375

History:
https://results.webkit.org/?suite=layout-tests&suite=layout-tests&suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fmathml%2Fpresentation-markup%2Foperators%2Fmo-minsize-maxsize-legacy-length-values.html&test=imported%2Fw3c%2Fweb-platform-tests%2Fmathml%2Fpresentation-markup%2Foperators%2Fmo-minsize-maxsize-001.html&test=imported%2Fw3c%2Fweb-platform-tests%2Fmathml%2Fpresentation-markup%2Fmrow%2Fstretch-along-block-axis-001.html&flavor=wk1

Failed test link: 
https://build.webkit.org/results/Apple-Ventura-Release-WK1-Tests/282323@main%20(8953)/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/stretch-along-block-axis-001-pretty-diff.html

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