

PASS Basic video exchange with addTrack - waiting for second track before playing 
PASS Basic video exchange with addTrack - not waiting for second track to play 
PASS  track 0, wait = true 
PASS  track 1, wait = true 
PASS Testing image result, wait = true 
PASS  track 0, wait = false 
PASS  track 1, wait = false 
PASS Testing image result, wait = false