fast/scrolling/mac/scrollbars/overlay-scrollbar-hovered.html Test is a flaky timeout and failure on macOS wk2 Debug. According to history the first occurrence was soon after introduction at https://trac.webkit.org/changeset/261056/webkit Test also had two initial crashes after onset but could not retrieve logs to verify cause. Test failures also do not happen with the same consistency as the timeouts. History: https://results.webkit.org/?suite=layout-tests&test=fast%2Fscrolling%2Fmac%2Fscrollbars%2Foverlay-scrollbar-hovered.html&limit=50000&style=debug Diff: Timeout For failures: --- /Volumes/Data/slave/mojave-debug-tests-wk2/build/layout-test-results/fast/scrolling/mac/scrollbars/overlay-scrollbar-hovered-expected.txt +++ /Volumes/Data/slave/mojave-debug-tests-wk2/build/layout-test-results/fast/scrolling/mac/scrollbars/overlay-scrollbar-hovered-actual.txt @@ -6,7 +6,7 @@ Document enabled Hovering vertical scrollbar should show expanded scrollbar -PASS Scrollbar state: enabled,expanded,visible_track,visible_thumb +PASS Scrollbar state: enabled,expanded,visible_thumb Unhovering vertical scrollbar should hide it PASS Thumb and track hidden PASS successfullyParsed is true
<rdar://problem/67485487>
Test expectation while investigated: https://trac.webkit.org/changeset/265944/webkit