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