зеркало из https://github.com/mozilla/gecko-dev.git
72 строки
3.0 KiB
HTML
72 строки
3.0 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>MSE: check that duration change behaves properly</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="mediasource.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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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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runWithMSE(async (ms, v) => {
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await once(ms, "sourceopen");
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const sb = ms.addSourceBuffer("video/webm");
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const arrayBuffer = await fetchWithXHR("seek.webm");
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sb.appendBuffer(new Uint8Array(arrayBuffer, 0, 318));
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await Promise.all([once(v, "loadedmetadata"), once(sb, "updateend")]);
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is(v.duration, ms.duration, "video duration is mediasource one");
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must_not_throw(() => ms.duration = 0, "duration = 0 is valid initially");
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is(v.duration, 0, "reducing duration with no data buffered is valid");
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sb.appendBuffer(new Uint8Array(arrayBuffer, 318));
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// Adding more data will fire durationchange.
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await once(sb, "updateend");
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ok(true, "got updateend");
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// XXX: Duration should be exactly 4.0, see bug 1065207.
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ok(Math.abs(v.duration - 4) <= 0.002, "Video has correct duration");
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must_throw(() => ms.duration = 0,
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"Must use remove for range removal",
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"InvalidStateError");
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ok(Math.abs(v.duration - 4) <= 0.002, "Video has correct duration");
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must_not_throw(() => ms.duration = 10, "setting duration past data is valid");
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is(v.duration, 10, "extending duration is always valid");
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// The last sample has a start time of 3.967000s and a end time of 4.001 (see bug 1065207).
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must_not_throw(() => ms.duration = 3.967000,
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"setting duration with >= highest frame presentation time is valid");
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is(v.duration, sb.buffered.end(0),
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"duration is the highest end time reported by the buffered attribute ");
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must_not_throw(() => ms.duration = 3.97,
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"setting duration with >= highest frame presentation time is valid");
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is(v.duration, sb.buffered.end(0),
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"duration is the highest end time reported by the buffered attribute ");
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must_throw(() => ms.duration = 3.96,
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"setting duration with < highest frame presentation time is not valid",
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"InvalidStateError");
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is(v.duration, sb.buffered.end(0),
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"duration is the highest end time reported by the buffered attribute ");
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must_throw(() => ms.duration = -1, "can't set a negative duration", "TypeError");
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sb.remove(sb.buffered.end(0), Infinity);
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is(sb.updating, true, "updating is true");
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must_throw(() => ms.duration = Infinity,
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"setting the duration while updating is not allowed",
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"InvalidStateError");
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must_throw(() => sb.abort(),
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"Can't use abort while range removal is in progress",
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"InvalidStateError");
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is(v.duration, sb.buffered.end(0),
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"duration is the highest end time reported by the buffered attribute ");
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await once(sb, "updateend");
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ms.endOfStream();
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await once(ms, "sourceended");
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SimpleTest.finish();
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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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