NEW 215515
[ macOS iOS ] imported/w3c/web-platform-tests/user-timing/measure_navigation_timing.html is a flaky failure 
https://bugs.webkit.org/show_bug.cgi?id=215515
Summary [ macOS iOS ] imported/w3c/web-platform-tests/user-timing/measure_navigation_...
Hector Lopez
Reported 2020-08-14 10:46:54 PDT
imported/w3c/web-platform-tests/user-timing/measure_navigation_timing.html Test is a flaky failure for macOS and iOS according to history. First occurrence of failure on iOS is at r259150 and on macOS at r252370. History: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fuser-timing%2Fmeasure_navigation_timing.html&platform=ios&platform=mac&limit=50000 Diff: --- /Volumes/Data/slave/ios-simulator-13-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/user-timing/measure_navigation_timing-expected.txt +++ /Volumes/Data/slave/ios-simulator-13-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/user-timing/measure_navigation_timing-actual.txt @@ -12,7 +12,7 @@ PASS window.performance.getEntriesByName("measure_nav_start_no_end")[0].name == "measure_nav_start_no_end" PASS window.performance.getEntriesByName("measure_nav_start_no_end")[0].startTime is correct PASS window.performance.getEntriesByName("measure_nav_start_no_end")[0].entryType == "measure" -PASS window.performance.getEntriesByName("measure_nav_start_no_end")[0].duration is approximately correct (up to 20ms difference allowed) +FAIL window.performance.getEntriesByName("measure_nav_start_no_end")[0].duration is approximately correct (up to 20ms difference allowed) assert_true: window.performance.getEntriesByName("measure_nav_start_no_end")[0].duration is approximately correct (up to 20ms difference allowed) expected true got false PASS window.performance.getEntriesByName("measure_nav_start_mark_end")[0].name == "measure_nav_start_mark_end" PASS window.performance.getEntriesByName("measure_nav_start_mark_end")[0].startTime is correct PASS window.performance.getEntriesByName("measure_nav_start_mark_end")[0].entryType == "measure"
Attachments
Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2020-08-14 10:47:12 PDT
<rdar://problem/67082688>
Hector Lopez
Comment 2 2020-08-14 11:29:36 PDT
Test expectation while investigated: https://trac.webkit.org/changeset/265680/webkit
Note You need to log in before you can comment on or make changes to this bug.