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<!DOCTYPE HTML>
<html>
<head>
<title>Test that capturing a media element, then reloading and capturing again, works</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<video id="v"></video>
<pre id="test">
<script class="testbody" type="text/javascript">
SimpleTest.waitForExplicitFinish();
const v = document.getElementById('v');
function dumpEvent(event) {
const video = event.target;
info(video.name + " GOT EVENT " + event.type +
" currentTime=" + video.currentTime +
" paused=" + video.paused +
" ended=" + video.ended +
" readyState=" + video.readyState);
}
const events = ["timeupdate", "seeking", "seeked", "ended", "playing", "pause"];
for (let i = 0; i < events.length; ++i) {
v.addEventListener(events[i], dumpEvent);
}
async function startTest(src) {
v.preload = "metadata";
v.src = src;
await new Promise(r => v.onloadedmetadata = r);
const s1 = v.mozCaptureStream();
const tracks = s1.getTracks();
is(tracks.length, 2, "Expected total tracks, s1, capture 1");
is(s1.getAudioTracks().length, 1, "Expected audio tracks, s1, capture 1");
is(s1.getVideoTracks().length, 1, "Expected video tracks, s1, capture 1");
is(s1.getAudioTracks()[0].readyState, "live", "Live audio, s1, capture 1");
is(s1.getVideoTracks()[0].readyState, "live", "Live video, s1, capture 1");
v.src = null;
for (let i = 0; i < tracks.length; ++i) {
await Promise.race(tracks.map(t => new Promise(r => t.onended = r)));
await new Promise(r => s1.onremovetrack = r);
}
is(s1.getTracks().length, 0, "Expected total tracks, s1, metadata 2");
v.src = src;
await new Promise(r => v.onloadedmetadata = r);
is(s1.getTracks().length, 2, "Expected total tracks, s1, metadata 2");
is(s1.getAudioTracks().length, 1, "Expected audio tracks, s1, metadata 2");
is(s1.getVideoTracks().length, 1, "Expected video tracks, s1, metadata 2");
is(s1.getAudioTracks()[0].readyState, "live", "Live audio, s1, metadata 2");
is(s1.getVideoTracks()[0].readyState, "live", "Live video, s1, metadata 2");
const s2 = v.mozCaptureStream();
is(s1.getTracks().length, 2, "Expected total tracks remains, s1, capture 2");
is(s2.getTracks().length, 2, "Expected total tracks, s2, capture 2");
is(s2.getAudioTracks().length, 1, "Expected audio tracks, s2, capture 2");
is(s2.getVideoTracks().length, 1, "Expected video tracks, s2, capture 2");
is(s2.getAudioTracks()[0].readyState, "live", "Live audio, s2, capture 2");
is(s2.getVideoTracks()[0].readyState, "live", "Live video, s2, capture 2");
}
(async function() {
try {
await startTest("short-video.ogv");
} catch(e) {
ok(false, `Caught error: ${e}${e.stack ? '\n' + e.stack : ''}`);
} finally {
SimpleTest.finish();
}
})();
</script>
</pre>
</body>
</html>
|
