Bug 171839

Summary: [macS wk2] LayoutTest/tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-mainframe-vertical-then-horizontal.html is a flaky failure.
Product: WebKit Reporter: Matt Lewis <jlewis3>
Component: New BugsAssignee: Nobody <webkit-unassigned>
Status: RESOLVED DUPLICATE    
Severity: Normal CC: bfulgham, commit-queue, jacob_uphoff, ryanhaddad, simon.fraser, tsavell, webkit-bot-watchers-bugzilla, webkit-bug-importer, wenson_hsieh
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Update Test Expectations none

Description Matt Lewis 2017-05-08 17:48:59 PDT 
The test tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-mainframe-vertical-then-horizontal.html is a flaky failure.

History:
https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=tiled-drawing%2Fscrolling%2Fscroll-snap%2Fscroll-snap-mandatory-mainframe-vertical-then-horizontal.html

Build Log:
https://build.webkit.org/builders/Apple%20Sierra%20Release%20WK2%20(Tests)/builds/1289

The test was last changed in r210560. https://trac.webkit.org/changeset/210560/webkit
First was only on Debug, but as of 5/4/2017 release also had failure.

diff:
--- /Volumes/Data/slave/sierra-release-tests-wk2/build/layout-test-results/tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-mainframe-vertical-then-horizontal-expected.txt
+++ /Volumes/Data/slave/sierra-release-tests-wk2/build/layout-test-results/tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-mainframe-vertical-then-horizontal-actual.txt
@@ -1,5 +1,6 @@
-PASS scroll offset snapped back to top.
+FAIL did not honor snap points (expected 0, observed 10).
 PASS successfullyParsed is true
+Some tests failed.
 
 TEST COMPLETE
Comment 1 Matt Lewis 2017-09-19 17:04:01 PDT 
Marked as flaky on macOS WK2 Debug

https://trac.webkit.org/changeset/222235/webkit
Comment 2 Radar WebKit Bug Importer 2020-02-03 07:50:13 PST 
<rdar://problem/59110526>
Comment 3 Jacob Uphoff 2020-02-03 07:51:19 PST 
Test is still flaky and is happening on release as well on Catalina and Mojave. Updating test expectations
Comment 4 Jacob Uphoff 2020-02-03 07:59:17 PST 
Created attachment 389509 [details]
Update Test Expectations
Comment 5 Truitt Savell 2020-02-03 08:03:48 PST 
Comment on attachment 389509 [details]
Update Test Expectations

Clearing flags on attachment: 389509

Committed r255560: <https://trac.webkit.org/changeset/255560>
Comment 6 Simon Fraser (smfr) 2020-03-21 12:06:04 PDT 
No longer flakey. Expectation removed in r258701.

*** This bug has been marked as a duplicate of bug 197819 ***