Bug 215397 - [ macOS ] media/modern-media-controls/media-controller/media-controller-fullscreen-ltr.html is a flaky failure
Summary: [ macOS ] media/modern-media-controls/media-controller/media-controller-fulls...
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: New Bugs (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2020-08-11 15:03 PDT by Hector Lopez
Modified: 2021-04-06 17:56 PDT (History)
5 users (show)

See Also:


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Description Hector Lopez 2020-08-11 15:03:47 PDT
media/modern-media-controls/media-controller/media-controller-fullscreen-ltr.html

Test is a flaky failure on macOS wk1. The first occurrence according to history is at r263824.

History:
https://results.webkit.org/?suite=layout-tests&test=media%2Fmodern-media-controls%2Fmedia-controller%2Fmedia-controller-fullscreen-ltr.html&limit=50000&platform=mac&flavor=wk1

Diff:
--- /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/media/modern-media-controls/media-controller/media-controller-fullscreen-ltr-expected.txt
+++ /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/media/modern-media-controls/media-controller/media-controller-fullscreen-ltr-actual.txt
@@ -5,8 +5,8 @@
 
 PASS media.webkitDisplayingFullscreen became true
 Media entered fullscreen
-PASS mediaControlsElement.classList.contains('uses-ltr-user-interface-layout-direction') is true
-PASS document.defaultView.getComputedStyle(volumeSliderElement).transform is "none"
+FAIL mediaControlsElement.classList.contains('uses-ltr-user-interface-layout-direction') should be true. Was false.
+FAIL document.defaultView.getComputedStyle(volumeSliderElement).transform should be none. Was matrix(-1, 0, 0, 1, 0, 0).
 
 Setting layout direction to RTL
 PASS mediaControlsElement.classList.contains('uses-ltr-user-interface-layout-direction') is false
Comment 1 Radar WebKit Bug Importer 2020-08-11 15:04:18 PDT
<rdar://problem/66864601>
Comment 2 Hector Lopez 2020-08-11 15:09:05 PDT
Test expectation while investigated:

https://trac.webkit.org/changeset/265524/webkit
Comment 3 Robert Jenner 2021-04-06 17:56:59 PDT
It looks like this test is still flakey failing, and it appears to now be flakey failing in wk2.

HISTORY URL:
https://results.webkit.org/?suite=layout-tests&test=media%2Fmodern-media-controls%2Fmedia-controller%2Fmedia-controller-fullscreen-ltr.html

I did attempt to reproduce the failure by running the test in parallel, as well as a full-process, but was unsuccessful. I trust the person who initially created this bug was not able to reproduce the failure either.

As it stands, I have updated the title of this bug to include wk2, as well as the test expectations:
https://trac.webkit.org/changeset/275580/webkit