Bug 187491 - [macOS] Layout Test fast/hidpi/filters-and-image-buffer-resolution.html is flaky
Summary: [macOS] Layout Test fast/hidpi/filters-and-image-buffer-resolution.html is flaky
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: New Bugs (show other bugs)
Version: Other
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2018-07-09 16:28 PDT by Ryan Haddad
Modified: 2018-07-10 17:10 PDT (History)
5 users (show)

See Also:

Attachments
Mark test flaky (2.31 KB, patch)
2018-07-09 16:41 PDT, Truitt Savell 		no flags Details | Formatted Diff | Diff
Show Obsolete (1) View All Add an attachment (proposed patch, testcase, etc.)

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Description Ryan Haddad 2018-07-09 16:28:28 PDT 
The following layout test is flaky on Sierra and High Sierra.

fast/hidpi/filters-and-image-buffer-resolution.html

Probable cause:

Unknown, this test has been flaky for a while. It fails more frequently on Debug queues.

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=fast%2Fhidpi%2Ffilters-and-image-buffer-resolution.html

Link to image diff, which shows that the top edge of a green square is unexpectedly blurred:
https://build.webkit.org/results/Apple%20High%20Sierra%20Debug%20WK2%20(Tests)/r233646%20(4031)/fast/hidpi/filters-and-image-buffer-resolution-diffs.html
Comment 1 Truitt Savell 2018-07-09 16:41:50 PDT 
Created attachment 344639 [details]
Mark test flaky
Comment 2 Ryan Haddad 2018-07-09 16:46:33 PDT 
Comment on attachment 344639 [details]
Mark test flaky

Clearing flags on attachment: 344639

Committed r233665: <https://trac.webkit.org/changeset/233665>