зеркало из https://github.com/mozilla/gecko-dev.git
175 строки
4.9 KiB
HTML
175 строки
4.9 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test that reloading, pausing and seeking in a media element that's being captured behaves as expected</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 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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<video id="vout"></video>
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<video id="vout_untilended"></video>
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<pre id="test">
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<script>
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const v = document.getElementById('v');
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const vout = document.getElementById('vout');
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const vout_untilended = document.getElementById('vout_untilended');
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function dumpEvent(event) {
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const video = event.target;
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info(
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`${video.name}:${video.id} GOT EVENT ${event.type} ` +
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`currentTime=${video.currentTime} paused=${video.paused} ` +
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`ended=${video.ended} readyState=${video.readyState}`
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);
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}
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function unexpected(event) {
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ok(false, `${event.type} event received on ${event.target.id} unexpectedly`);
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};
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const events = ["timeupdate", "seeking", "seeked", "ended", "playing", "pause"];
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for (const e of events) {
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v.addEventListener(e, dumpEvent);
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vout.addEventListener(e, dumpEvent);
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vout_untilended.addEventListener(e, dumpEvent);
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}
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function isWithinEps(a, b, msg) {
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ok(Math.abs(a - b) < 0.01,
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"Got " + a + ", expected " + b + "; " + msg);
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}
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function isGreaterThanOrEqualEps(a, b, msg) {
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ok(a >= b - 0.01,
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"Got " + a + ", expected at least " + b + "; " + msg);
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}
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async function startTest(test) {
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const seekTime = test.duration/2;
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const contentDuration = test.contentDuration ?? test.duration;
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v.src = test.name;
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v.name = test.name;
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vout.name = test.name;
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vout_untilended.name = test.name;
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v.preload = "metadata";
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await new Promise(r => v.onloadedmetadata = r);
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vout.srcObject = v.mozCaptureStream();
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vout.play();
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vout_untilended.srcObject = v.mozCaptureStreamUntilEnded();
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vout_untilended.play();
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for (const track of [
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...vout.srcObject.getTracks(),
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...vout_untilended.srcObject.getTracks(),
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]) {
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ok(track.muted, `${track.kind} track ${track.id} should be muted`);
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}
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v.play();
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await Promise.all([
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...vout.srcObject.getTracks(),
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...vout_untilended.srcObject.getTracks()
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].map(t => new Promise(r => t.onunmute = r)));
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await new Promise(r => v.onended = r);
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isGreaterThanOrEqualEps(v.currentTime, test.duration,
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"checking v.currentTime at first 'ended' event");
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await Promise.all([
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new Promise(r => vout.onended = r),
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new Promise(r => vout_untilended.onended = r),
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]);
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isGreaterThanOrEqualEps(vout.currentTime, contentDuration,
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"checking vout.currentTime at first 'ended' event");
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ok(vout.ended, "checking vout has actually ended");
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ok(vout_untilended.ended, "checking vout_untilended has actually ended");
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vout_untilended.srcObject.onaddtrack = unexpected;
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vout_untilended.onplaying = unexpected;
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vout_untilended.onended = unexpected;
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const voutPreSeekCurrentTime = vout.currentTime;
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v.currentTime = seekTime;
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await new Promise(r => v.onseeked = r);
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is(v.currentTime, seekTime, "Finished seeking");
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is(vout.currentTime, voutPreSeekCurrentTime,
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"checking vout.currentTime has not changed after seeking");
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v.play();
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vout.play();
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await new Promise(r => v.onended = r);
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isGreaterThanOrEqualEps(v.currentTime, test.duration,
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"checking v.currentTime at second 'ended' event");
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await new Promise(r => vout.onended = r);
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isGreaterThanOrEqualEps(vout.currentTime,
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(test.duration - seekTime) + contentDuration,
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"checking vout.currentTime after seeking and playing through again");
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v.src = test.name + "?1";
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vout.play();
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await v.play();
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isnot(vout.srcObject.getTracks().length, 0, "There are some output tracks");
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vout.onended = unexpected;
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vout.srcObject.onremovetrack = unexpected;
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v.pause();
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await Promise.all(
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vout.srcObject.getTracks().map(t => new Promise(r => t.onmute = r))
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);
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for (const track of vout.srcObject.getTracks()) {
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track.onunmute = unexpected;
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}
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v.currentTime = 0;
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await new Promise(r => v.onseeked = r);
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v.play();
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await Promise.all(
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vout.srcObject.getTracks().map(t => new Promise(r => t.onunmute = r))
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);
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vout.srcObject.onremovetrack = null;
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await new Promise(r => v.onended = r);
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isGreaterThanOrEqualEps(v.currentTime, test.duration,
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"checking v.currentTime at third 'ended' event");
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await new Promise(r => vout.onended = r);
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isGreaterThanOrEqualEps(vout.currentTime,
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(test.duration - seekTime) + contentDuration*2,
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"checking vout.currentTime after seeking, playing through and reloading");
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}
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(async () => {
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SimpleTest.waitForExplicitFinish();
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try {
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const testVideo = getPlayableVideo(gSmallTests);
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if (testVideo) {
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await startTest(testVideo);
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} else {
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todo(false, "No playable video");
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}
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} catch(e) {
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ok(false, `Error: ${e}`);
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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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