Bug 208476 – [ Mac wk2 ] is css3/shapes/shape-outside/shape-image/shape-image-025.html flaky failing.

• Component: CSS
• Status: NEW

[Jason Lawrence]

Created attachment 392196 [details]
shape-image-025-diff

css3/shapes/shape-outside/shape-image/shape-image-025.html

Description:
This test is flaky failing on Mac wk2. It appears to have been flaky failing throughout the visible history.

History:
https://results.webkit.org/?suite=layout-tests&test=css3%2Fshapes%2Fshape-outside%2Fshape-image%2Fshape-image-025.html&platform=mac&limit=50000&flavor=wk2

Diff:
https://build.webkit.org/results/Apple%20Mojave%20Release%20WK2%20(Tests)/r257706%20(10768)/css3/shapes/shape-outside/shape-image/shape-image-025-diff.png

[Radar WebKit Bug Importer]

<rdar://problem/59969250>

[Jason Lawrence]

I have marked this test as failing while this issue is investigated. https://trac.webkit.org/changeset/257741/webkit

[Jason Lawrence]

I can reproduce this issue with r257710 by running the command below.

run-webkit-tests --iterations 12000 --exit-after-n-failures 3 --no-retry --force -f --debug -g css3/shapes/shape-outside/shape-image/shape-image-025.html

[4/12000] css3/shapes/shape-outside/shape-image/shape-image-025.html failed unexpectedly (reference mismatch)
[6/12000] css3/shapes/shape-outside/shape-image/shape-image-025.html failed unexpectedly (reference mismatch)
[8/12000] css3/shapes/shape-outside/shape-image/shape-image-025.html failed unexpectedly (reference mismatch)

Exiting early after 3 failures. 5 tests run.

[Alexey Proskuryakov]

"This test verifies that shape-outside is extracted from the first frame of an animated gif."