Bug 162308

Summary:	LayoutTest imported/w3c/web-platform-tests/media-source/mediasource-duration.html is a flaky failure
Product:	WebKit	Reporter:	Ryan Haddad <ryanhaddad>
Component:	New Bugs	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	jer.noble, jonlee
Priority:	P2
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified
See Also:	https://bugs.webkit.org/show_bug.cgi?id=161999

Description Ryan Haddad 2016-09-20 11:05:53 PDT

LayoutTest imported/w3c/web-platform-tests/media-source/mediasource-duration.html is a flaky failure

https://build.webkit.org/builders/Apple%20El%20Capitan%20Release%20WK2%20(Tests)/builds/9575

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Fmedia-source%2Fmediasource-duration.html

--- /Volumes/Data/slave/elcapitan-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/media-source/mediasource-duration-expected.txt
+++ /Volumes/Data/slave/elcapitan-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/media-source/mediasource-duration-actual.txt
@@ -1,7 +1,9 @@
+
+Harness Error (TIMEOUT), message = null
 
 PASS Test seek starts on duration truncation below currentTime 
 PASS Test appendBuffer completes previous seek to truncated duration 
-PASS Test endOfStream completes previous seek to truncated duration 
+TIMEOUT Test endOfStream completes previous seek to truncated duration Test timed out
 PASS Test setting same duration multiple times does not fire duplicate durationchange 
 PASS Test setting the duration to less than the highest starting presentation timestamp will throw 
 PASS Truncating the duration throws an InvalidStateError exception when new duration is less than the highest buffered range start time of one of the track buffers

Comment 1 Ryan Haddad 2016-09-22 11:33:05 PDT

Marked test as flaky in http://trac.webkit.org/projects/webkit/changeset/206264

Comment 2 Alexey Proskuryakov 2016-09-25 17:47:23 PDT

There were many changes breaking or fixing this test on different platforms. On the Mac, this test has started to fail after r206032 ([media-source] fix imported/w3c/web-platform-tests/media-source/mediasource-duration.html).