<!DOCTYPE html>
<title>Empty cues</title>
<script src="/common/media.js"></script>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
async_test(function(t) {
    var video = document.createElement("video");
    video.src = getVideoURI("/media/test");
    video.addTextTrack("captions", "regular captions track", "en");
    video.textTracks[0].addCue(new VTTCue(0, 4, ""));

    video.onplaying = t.step_func_done();
    video.play();
});
</script>