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<!DOCTYPE HTML>
<html>
<head>
<title>Video controls test - VTT</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script type="text/javascript" src="head.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<p id="display"></p>
<div id="content">
<video id="video" controls preload="auto"></video>
</div>
<pre id="test">
<script clas="testbody" type="application/javascript">
SimpleTest.waitForExplicitFinish();
const video = document.getElementById("video");
const ccBtn = getElementWithinVideo(video, "closedCaptionButton");
const ttList = getElementWithinVideo(video, "textTrackList");
const ttListContainer = getElementWithinVideo(video, "textTrackListContainer");
add_task(async function wait_for_media_ready() {
await SpecialPowers.pushPrefEnv({"set": [["media.cache_size", 40000]]});
await new Promise(resolve => {
video.src = "seek_with_sound.webm";
video.addEventListener("loadedmetadata", resolve);
});
});
add_task(async function check_inital_state() {
ok(ccBtn.hidden, "CC button should hide");
});
add_task(async function check_unsupported_type_added() {
video.addTextTrack("descriptions", "English", "en");
video.addTextTrack("chapters", "English", "en");
video.addTextTrack("metadata", "English", "en");
await new Promise(SimpleTest.executeSoon);
ok(ccBtn.hidden, "CC button should hide if no supported tracks provided");
});
add_task(async function check_cc_button_present() {
const sub = video.addTextTrack("subtitles", "English", "en");
sub.mode = "disabled";
await new Promise(SimpleTest.executeSoon);
ok(!ccBtn.hidden, "CC button should show");
is(ccBtn.hasAttribute("enabled"), false, "CC button should be disabled");
});
add_task(async function check_cc_button_be_enabled() {
const subtitle = video.addTextTrack("subtitles", "English", "en");
subtitle.mode = "showing";
await new Promise(SimpleTest.executeSoon);
ok(ccBtn.hasAttribute("enabled"), "CC button should be enabled");
subtitle.mode = "disabled";
});
add_task(async function check_cpations_type() {
const caption = video.addTextTrack("captions", "English", "en");
caption.mode = "showing";
await new Promise(SimpleTest.executeSoon);
ok(ccBtn.hasAttribute("enabled"), "CC button should be enabled");
});
add_task(async function check_track_ui_state() {
synthesizeMouseAtCenter(ccBtn, {});
await new Promise(SimpleTest.executeSoon);
ok(!ttListContainer.hidden, "Texttrack menu should show up");
ok(ttList.lastChild.getAttribute("aria-checked") === "true", "The last added item should be highlighted");
});
add_task(async function check_select_texttrack() {
const tt = ttList.children[1];
ok(tt.getAttribute("aria-checked") === "false", "Item should be off before click");
synthesizeMouseAtCenter(tt, {});
await once(video.textTracks, "change");
await new Promise(SimpleTest.executeSoon);
ok(tt.getAttribute("aria-checked") === "true", "Selected item should be enabled");
ok(ttListContainer.hidden, "Should hide texttrack menu once clicked on an item");
});
add_task(async function check_change_texttrack_mode() {
const tts = [...video.textTracks];
tts.forEach(tt => tt.mode = "hidden");
await once(video.textTracks, "change");
await new Promise(SimpleTest.executeSoon);
ok(!ccBtn.hasAttribute("enabled"), "CC button should be disabled");
// enable the last text track.
tts[tts.length - 1].mode = "showing";
await once(video.textTracks, "change");
await new Promise(SimpleTest.executeSoon);
ok(ccBtn.hasAttribute("enabled"), "CC button should be enabled");
ok(ttList.lastChild.getAttribute("aria-checked") === "true", "The last item should be highlighted");
});
</script>
</pre>
</body>
</html>
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