Test the case where an RTCRtpTransceiver gets a remotely assigned mid and also unmute the associated source

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


pcA.addTrack(stream.getAudioTracks()[0], stream)
A's transceiver is not yet associated with a media description and should have a null mid
PASS pcA.getTransceivers()[0].mid is null
A: local offer set (mid gets defined)
midAssignedByA = pcA.getTransceivers()[0].mid
FAIL midAssignedByA !== null should be true. Was false.
pcB.addTrack(stream.getAudioTracks()[0], stream)
B's transceiver is not yet associated with a media description and should have a null mid
PASS pcB.getTransceivers()[0].mid is null
FAIL Error in promise chain: TypeError: Argument 1 ('description') to RTCPeerConnection.setRemoteDescription must be an instance of RTCSessionDescription
PASS successfullyParsed is true

TEST COMPLETE