
FAIL the video transceiver.headerExtensionsToOffer() includes mandatory extensions undefined is not an object (evaluating 'capabilities.find')
FAIL the audio transceiver.headerExtensionsToOffer() includes mandatory extensions undefined is not an object (evaluating 'capabilities.find')
FAIL setOfferedRtpHeaderExtensions throws TypeError on encountering missing URI undefined is not an object (evaluating 'capabilities[0]')
FAIL setOfferedRtpHeaderExtensions throws NotSupported on encountering unknown URI undefined is not an object (evaluating 'capabilities[0]')
FAIL setOfferedRtpHeaderExtensions throws InvalidModificationError when setting a mandatory header extension's direction to something else than "sendrecv" undefined is not an object (evaluating 'capabilities.find')
FAIL modified direction set by setOfferedRtpHeaderExtensions is visible in headerExtensionsOffered undefined is not an object (evaluating 'capabilities.find')
FAIL unstopped extensions turn up in offer promise_test: Unhandled rejection with value: object "TypeError: undefined is not an object (near '....join("\n");...')"
FAIL stopped extensions do not turn up in offers promise_test: Unhandled rejection with value: object "TypeError: undefined is not an object (evaluating 'capabilities.find')"
FAIL the set of negotiated extensions grows with subsequent offers promise_test: Unhandled rejection with value: object "TypeError: undefined is not an object (evaluating 'capabilities.find')"
FAIL the set of negotiated extensions is the set of unstopped extensions promise_test: Unhandled rejection with value: object "TypeError: undefined is not an object (evaluating 'capabilities.find')"