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<!DOCTYPE html>
<title>TextTrackCueList functionality: length, operator[], and getCueById()</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<video>
<track src="resources/settings.vtt" kind="captions" default>
<script>
async_test(function(t) {
var testTrack = document.querySelector("track");
testTrack.onload = t.step_func_done(function() {
var cues = testTrack.track.cues;
// Testing TextTrackCueList length.
assert_equals(cues.length, 4);
// Testing TextTrackCueList [] operator.
assert_equals(cues[0].id, "1");
assert_equals(cues[3].id, "4");
assert_equals(cues[4], undefined);
// Testing TextTrackCueList getCueById().
assert_equals(cues.getCueById("1").startTime, 0);
assert_equals(cues.getCueById("4").startTime, 121);
assert_equals(cues.getCueById("junk"), null);
});
});
</script>
</video>
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