Bug 209234

Summary:	[ iOS wk2 Release ] platform/ios/ios/plugin/youtube-flash-plugin-iframe-no-height-or-width.html is flaky failing.
Product:	WebKit	Reporter:	Jason Lawrence <Lawrence.j>
Component:	Platform	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	iPhone / iPad
OS:	iOS 13

Description Jason Lawrence 2020-03-18 08:30:43 PDT

platform/ios/ios/plugin/youtube-flash-plugin-iframe-no-height-or-width.html

Description:
This test is flaky failing on iOS wk2 Release. This test was passing from 1/06/2020 to 02/25/2020, but there are flaky failures before and after that time period. I cannot gather a diff from the failures in January.

History:
https://results.webkit.org/?suite=layout-tests&test=platform%2Fios%2Fios%2Fplugin%2Fyoutube-flash-plugin-iframe-no-height-or-width.html&recent=false&limit=50000&style=release

Diff:
--- /Volumes/Data/slave/ipados-simulator-13-release-tests-wk2/build/layout-test-results/platform/ios/ios/plugin/youtube-flash-plugin-iframe-no-height-or-width-expected.txt
+++ /Volumes/Data/slave/ipados-simulator-13-release-tests-wk2/build/layout-test-results/platform/ios/ios/plugin/youtube-flash-plugin-iframe-no-height-or-width-actual.txt
@@ -1,8 +1,6 @@
 Blocked access to external URL http://www.youtube.com/embed/N0gb9v4LI4o
 Blocked access to external URL http://www.youtube.com/embed/N0gb9v4LI4o
 Blocked access to external URL http://www.youtube.com/embed/N0gb9v4LI4o
-Blocked access to external URL http://www.youtube.com/embed/N0gb9v4LI4o?version=3&hl=en_US
-Blocked access to external URL http://www.youtube.com/embed/N0gb9v4LI4o?version=3&hl=en_US
 Blocked access to external URL http://www.youtube.com/embed/N0gb9v4LI4o?version=3&hl=en_US
 Test embed youtube plugin without height or width attribute. < rdar://problem/12134474>

Comment 1 Radar WebKit Bug Importer 2020-03-18 08:31:21 PDT

<rdar://problem/60585192>

Comment 2 Jason Lawrence 2020-03-18 08:38:54 PDT

I have marked this test as failing while this issue is investigated.
https://trac.webkit.org/changeset/258638/webkit

Comment 3 Jason Lawrence 2020-03-18 08:40:38 PDT

I can reproduce this issue with r258628 by running the command below.
run-webkit-tests --iterations 1000 --exit-after-n-failures 3 --force -f --ios-simulator platform/ios/ios/plugin/youtube-flash-plugin-iframe-no-height-or-width.html

[522/1000] platform/ios/ios/plugin/youtube-flash-plugin-iframe-no-height-or-width.html failed unexpectedly (text diff)
[885/1000] platform/ios/ios/plugin/youtube-flash-plugin-iframe-no-height-or-width.html failed unexpectedly (text diff)

Retrying 1 unexpected failure ...
Running 1 WebKitTestRunnerApp.app.

998 tests ran as expected, 2 didn't: