1324405 - Intermittent test_missing-keyframe-on-compositor.html | Initial opacity value for animation with no no keyframe at offset 0 - Initial opacity value for animation with no no keyframe at offset 0: assert_equals: The initial opacity value should be the base

Status: RESOLVED WORKSFORME

(Core :: DOM: Animation, defect, P3)

Description

[Sebastian Hengst [:aryx] (needinfo me if it's about an intermittent or backout)]

https://treeherder.mozilla.org/logviewer.html#?job_id=8104980&repo=autoland

03:13:18     INFO - TEST-START | dom/animation/test/style/test_missing-keyframe-on-compositor.html
03:13:19     INFO - Not taking screenshot here: see the one that was previously logged
03:13:19     INFO - Buffered messages logged at 03:13:19
03:13:19     INFO - TEST-PASS | dom/animation/test/style/test_missing-keyframe-on-compositor.html |  - : Elided 1 passes or known failures.
03:13:19     INFO - Buffered messages finished
03:13:19     INFO - TEST-UNEXPECTED-FAIL | dom/animation/test/style/test_missing-keyframe-on-compositor.html | Initial opacity value for animation with no no keyframe at offset 0 - Initial opacity value for animation with no no keyframe at offset 0: assert_equals: The initial opacity value should be the base value expected "0.1" but got ""
03:13:21     INFO - TEST-PASS | dom/animation/test/style/test_missing-keyframe-on-compositor.html |  - : Elided 20 passes or known failures.

Comment 1

[Intermittent Failures Robot]

2 failures in 892 pushes (0.002 failures/push) were associated with this bug in the last 7 days.   

Repository breakdown:
* mozilla-beta: 2

Platform breakdown:
* osx-10-10: 1
* macosx64-devedition: 1

For more details, see:
https://brasstacks.mozilla.com/orangefactor/?display=Bug&bugid=1324405&startday=2017-06-19&endday=2017-06-25&tree=all

Comment 2

[Hiroyuki Ikezoe (:hiro)]

I suspect this is another variant of the case where the animation just begins at the current timeline time.

Comment 3

[Chris Peterson [:cpeterson]]

Note that this test is now disabled for Fission+xorigin mode on all platforms, so we will see fewer intermittent failures until the annotation is removed (for bug 1716403):

[style/test_missing-keyframe-on-compositor.html]
skip-if =
  fission && xorigin  # Bug 1716403 - New fission platform triage

https://searchfox.org/mozilla-central/rev/5e955a47c4af398e2a859b34056017764e7a2252/dom/animation/test/mochitest.ini#76-78

Comment 4

[Hiroyuki Ikezoe (:hiro)]

Closing this since we haven't seen this failure for years.