198220 2019-05-24 11:12:59 -0700 REGRESSION (r245742) [iOS Sim] Layout Test compositing/rtl/rtl-overflow-scrolling.html is failing 2019-05-24 12:50:34 -0700 1 1 1 Unclassified WebKit Tools / Tests WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=198208 InRadar P2 Normal --- 1 sroberts webkit-unassigned jlewis3 ryanhaddad simon.fraser tsavell webkit-bug-importer zalan oldest_to_newest 1539007 0 sroberts 2019-05-24 11:12:59 -0700 The following layout test is failing on iOS Simulator Release and Debug WK2 compositing/rtl/rtl-overflow-scrolling.html Probable cause: After changes in https://trac.webkit.org/changeset/245742/webkit the above test started failing on iOS Simulator Verified locally, fails with r245742, passes in 245741 Unsure if it just a rebaseline? Flakiness Dashboard: https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=compositing%2Frtl%2Frtl-overflow-scrolling.html Diff: --- /Volumes/Data/slave/ios-simulator-12-release-tests-wk2/build/layout-test-results/compositing/rtl/rtl-overflow-scrolling-expected.txt +++ /Volumes/Data/slave/ios-simulator-12-release-tests-wk2/build/layout-test-results/compositing/rtl/rtl-overflow-scrolling-actual.txt @@ -3,6 +3,6 @@ layer at (0,0) size 800x600 RenderBlock {HTML} at (0,0) size 800x600 RenderBody {BODY} at (8,8) size 784x584 -layer at (8,8) size 300x300 scrollX -15 scrollWidth 1000 scrollHeight 1000 +layer at (8,8) size 300x300 scrollWidth 1000 scrollHeight 1000 RenderBlock {DIV} at (0,0) size 300x300 RenderBlock {DIV} at (-700,0) size 1000x1000 [bgcolor=#008000] 1539009 1 webkit-bug-importer 2019-05-24 11:16:48 -0700 <rdar://problem/51114177> 1539011 2 ryanhaddad 2019-05-24 11:18:28 -0700 It looks like ios-sim EWS saw this on https://bugs.webkit.org/show_bug.cgi?id=198208, but it didn't get to confirm the result before the change was landed. 1539019 3 simon.fraser 2019-05-24 11:44:05 -0700 Ah, this is a progression. scrollX should never be negative. 1539038 4 simon.fraser 2019-05-24 12:50:34 -0700 https://trac.webkit.org/r245751