1 Tests MediaStreamTrack callbacks.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS getUserMedia succeeded.
7 PASS track.readyState is "live"
8 PASS Track onmute callback succeeded.
9 PASS track.readyState is "muted"
10 PASS track.muted is true
11 PASS Track onunmute callback succeeded.
12 PASS track.readyState is "live"
13 PASS track.muted is false
14 PASS Track onended callback succeeded.
15 PASS track.readyState is "ended"
16 PASS successfullyParsed is true