In-band text tracks. EVENT(addtrack) EXPECTED (event.track == 'video.textTracks[0]') OK EVENT(canplaythrough) ** Check initial in-band track states EXPECTED (video.textTracks.length == '1') OK RUN(inbandTrack1 = video.textTracks[0]) EXPECTED (inbandTrack1.mode == 'disabled') OK EXPECTED (inbandTrack1.cues == 'null') OK EXPECTED (inbandTrack1.language == 'en') OK EXPECTED (inbandTrack1.kind == 'captions') OK RUN(inbandTrack1.mode = 'showing') EVENT(change) RUN(video.play()) RUN(video.pause()) RUN(video.play()) RUN(video.pause()) END OF TEST