Bug 230072 – [ MacOS wk1 Release ] inspector/dom/shadow-and-non-shadow-children.html is a flaky failure

• Status: NEW
• Component: Web Inspector

inspector/dom/shadow-and-non-shadow-children.html

Is a flaky failure on MacOS wk1 Release.

History: https://results.webkit.org/?suite=layout-tests&test=inspector%2Fdom%2Fshadow-and-non-shadow-children.html

Result page: https://build.webkit.org/results/Apple-BigSur-Release-WK1-Tests/r282166%20(5176)/results.html

Diff:

--- /Volumes/Data/worker/bigsur-release-tests-wk1/build/layout-test-results/inspector/dom/shadow-and-non-shadow-children-expected.txt
+++ /Volumes/Data/worker/bigsur-release-tests-wk1/build/layout-test-results/inspector/dom/shadow-and-non-shadow-children-actual.txt
@@ -7,7 +7,9 @@
 PASS: DOMNode should be a `video` element.
 PASS: DOMNode should have child nodes.
 PASS: DOMNode should indicate it has 2 child nodes.
-PASS: DOMNode children should be null.
+FAIL: DOMNode children should be null.
+    Expected: null
+    Actual: [object Object],[object Object]
 PASS: DOMNode should have 2 children.
 PASS: DOMNode 1st child should be a ShadowRoot.
 PASS: DOMNode 2nd child should be a `source` element.

[Radar WebKit Bug Importer]

<rdar://problem/82896692>

Marked expectations: https://trac.webkit.org/changeset/282179/webkit

I was not able to reproduce the failure locally on BigSur using run-webkit-tests --iterations 500 --exit-after-n-failures 1 -1 --clobber-old-results inspector/dom/shadow-and-non-shadow-children.html --force -f