Bug 221426 – [BigSur WK1] media/media-source/media-source-webm-init-inside-segment.html is consistently failing

• Component: New Bugs
• Status: RESOLVED DUPLICATE

[Amir Mark Jr]

media/media-source/media-source-webm-init-inside-segment.html

Is consistently failing in BigSur wk1 starting on r272043

HISTORY:

https://results.webkit.org/?suite=layout-tests&test=media%2Fmedia-source%2Fmedia-source-webm-init-inside-segment.html

TEXT DIFF:

--- /Volumes/Data/slave/bigsur-release-tests-wk1/build/layout-test-results/media/media-source/media-source-webm-init-inside-segment-expected.txt
+++ /Volumes/Data/slave/bigsur-release-tests-wk1/build/layout-test-results/media/media-source/media-source-webm-init-inside-segment-actual.txt
@@ -4,16 +4,9 @@
 EVENT(sourceopen)
 RUN(source.duration = loader.duration())
 RUN(sourceBuffer = source.addSourceBuffer(loader.type()))
+NotSupportedError: The operation is not supported.
 RUN(sourceBuffer.appendBuffer(loader.initSegment()))
-EVENT(update)
-Append a media segment.
-RUN(sourceBuffer.appendBuffer(loader.mediaSegment(0)))
-EVENT(update)
-Append a new Initialization Segment.
-RUN(sourceBuffer.appendBuffer(loader.initSegment()))
-EVENT(update)
-Append a media segment.
-RUN(sourceBuffer.appendBuffer(loader.mediaSegment(1)))
-EVENT(update)
+TypeError: undefined is not an object (evaluating 'sourceBuffer.appendBuffer')
+Caught exception: "TypeError: undefined is not an object (evaluating 'element.addEventListener')" FAIL
 END OF TEST

[Amir Mark Jr]

*Correction on when test failed

Test has been failing since introduced on r271039.

[Radar WebKit Bug Importer]

<rdar://problem/73996631>

[Amir Mark Jr]

*** This bug has been marked as a duplicate of bug 220552 ***