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Test Info:
<!DOCTYPE HTML>
<html>
<head>
<meta charset='utf-8'>
<title>WebVTT : cue's displaystate should be empty when its active flag is unset</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<div id="content">
</div>
<script class="testbody" type="text/javascript">
SimpleTest.waitForExplicitFinish();
var isReceivedOnEnterEvent = false;
var isReceivedOnExitEvent = false;
function checkCueEvents() {
ok(isReceivedOnEnterEvent, "Already received cue's onEnter event.");
ok(isReceivedOnExitEvent, "Already received cue's onExit event.");
SimpleTest.finish();
}
function checkCueDisplayState(cue, expectedState) {
var cueChrome = SpecialPowers.wrap(cue);
if (expectedState) {
ok(cueChrome.displayState, "Cue's displayState shouldn't be empty.");
} else {
ok(!cueChrome.displayState, "Cue's displayState should be empty.");
}
}
function runTest() {
info("--- create video ---");
var video = document.createElement("video");
video.src = "seek.webm";
video.autoplay = true;
document.getElementById("content").appendChild(video);
video.onended = function () {
video.onended = null;
checkCueEvents();
};
video.onpause = function () {
video.onpause = null;
checkCueEvents();
}
video.onloadedmetadata = function () {
ok(video.duration > 2, "video.duration should larger than 2");
}
info("--- create the type of track ---");
isnot(window.TextTrack, undefined, "TextTrack should be defined.");
var track = video.addTextTrack("subtitles", "A", "en");
track.mode = "showing";
ok(track instanceof TextTrack, "Track should be an instanceof TextTrack.");
info("--- check the type of cue ---");
isnot(window.TextTrackCue, undefined, "TextTrackCue should be defined.");
isnot(window.VTTCue, undefined, "VTTCue should be defined.");
var cue = new VTTCue(1, 2, "Test cue");
ok(cue instanceof TextTrackCue, "Cue should be an instanceof TextTrackCue.");
ok(cue instanceof VTTCue, "Cue should be an instanceof VTTCue.");
info("--- add cue ---");
track.addCue(cue);
video.ontimeupdate = function () {
info("--- video.currentTime is " + video.currentTime);
};
cue.onenter = function () {
cue.onenter = null;
isReceivedOnEnterEvent = true;
var cueChrome = SpecialPowers.wrap(cue);
info("cueChrome.getActive " + cueChrome.getActive);
if (cueChrome.getActive) {
checkCueDisplayState(cue, true /* has display-state */);
} else {
info("This is a missing cue, video.currentTime is "+ video.currentTime);
}
cue.onexit = function () {
cue.onexit = null;
isReceivedOnExitEvent = true;
checkCueDisplayState(cue, false /* no display-state */);
video.pause();
}
}
}
onload = runTest;
</script>
</body>
</html>