RESOLVED FIXED 195934
Some elements lag behind async overflow scrolling on palace-games.com 
https://bugs.webkit.org/show_bug.cgi?id=195934
Summary Some elements lag behind async overflow scrolling on palace-games.com
Simon Fraser (smfr)
Reported 2019-03-18 22:08:05 PDT
Created attachment 365123 [details] Reduction with iframe Load palace-games.com on macOS with async overflow scrolling enabled, and click the "Reserve a room today" button. Scroll the resulting sheet. Note that the green dots lag behind the scrolling.
Attachments
Reduction with iframe (6.16 KB, text/html)
2019-03-18 22:08 PDT, Simon Fraser (smfr) 		no flags
Details
Reduction (1.07 KB, text/html)
2019-03-18 22:14 PDT, Simon Fraser (smfr) 		no flags
Details
Patch (20.18 KB, patch)
2019-03-19 19:25 PDT, Simon Fraser (smfr) 		zalan: review+
ews-watchlist: commit-queue-
DetailsFormatted DiffDiff
Archive of layout-test-results from ews122 for ios-simulator-wk2 (2.77 MB, application/zip)
2019-03-20 00:27 PDT, EWS Watchlist 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Simon Fraser (smfr)
Comment 1 2019-03-18 22:14:28 PDT
Created attachment 365124 [details] Reduction
Radar WebKit Bug Importer
Comment 2 2019-03-18 22:18:22 PDT
<rdar://problem/49007139>
Simon Fraser (smfr)
Comment 3 2019-03-19 19:25:45 PDT
Created attachment 365290 [details] Patch
EWS Watchlist
Comment 4 2019-03-20 00:27:46 PDT
Comment on attachment 365290 [details] Patch Attachment 365290 [details] did not pass ios-sim-ews (ios-simulator-wk2): Output: https://webkit-queues.webkit.org/results/11576513 New failing tests: scrollingcoordinator/scrolling-tree/positioned-nodes-complex.html
EWS Watchlist
Comment 5 2019-03-20 00:27:49 PDT
Created attachment 365324 [details] Archive of layout-test-results from ews122 for ios-simulator-wk2 The attached test failures were seen while running run-webkit-tests on the ios-sim-ews. Bot: ews122 Port: ios-simulator-wk2 Platform: Mac OS X 10.13.6
Simon Fraser (smfr)
Comment 6 2019-03-20 09:45:21 PDT
https://trac.webkit.org/r243211
Truitt Savell
Comment 7 2019-03-20 13:33:29 PDT
The new test scrollingcoordinator/scrolling-tree/positioned-nodes-complex.html is failing constantly from https://trac.webkit.org/changeset/243211/webkit History: http://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=scrollingcoordinator%2Fscrolling-tree%2Fpositioned-nodes-complex.html is this just a rebase? Diff: --- /Volumes/Data/slave/highsierra-release-tests-wk2/build/layout-test-results/scrollingcoordinator/scrolling-tree/positioned-nodes-complex-expected.txt +++ /Volumes/Data/slave/highsierra-release-tests-wk2/build/layout-test-results/scrollingcoordinator/scrolling-tree/positioned-nodes-complex-actual.txt @@ -132,6 +132,14 @@ (layer-position-at-last-layout (10,28)) (positioning-behavior moves)) (related overflow nodes 1) + (children 1 + (Positioned node + (layout constraints + (layer-position-at-last-layout (79,18)) + (positioning-behavior stationary)) + (related overflow nodes 1) + ) + ) ) ) )
Simon Fraser (smfr)
Comment 8 2019-03-20 14:42:33 PDT
Yes, the test needs rebaselining.
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