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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
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dom/media/tests/mochitest/test_getUserMedia_addTrackRemoveTrack.html Normal file
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<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="mediaStreamPlayback.js"></script>
</head>
<body>
<pre id="test">
<script type="application/javascript">
"use strict";
createHTML({
title: "MediaStream's addTrack() and removeTrack() with getUserMedia streams Test",
bug: "1103188"
});
runTest(() => Promise.resolve()
.then(() => getUserMedia({audio: true})).then(stream =>
getUserMedia({video: true}).then(otherStream => {
info("Test addTrack()ing a video track to an audio-only gUM stream");
var track = stream.getTracks()[0];
var otherTrack = otherStream.getTracks()[0];
stream.addTrack(track);
checkMediaStreamContains(stream, [track], "Re-added audio");
stream.addTrack(otherTrack);
checkMediaStreamContains(stream, [track, otherTrack], "Added video");
var testElem = createMediaElement('video', 'testAddTrackAudioVideo');
var playback = new LocalMediaStreamPlayback(testElem, stream);
return playback.playMedia(false);
}))
.then(() => getUserMedia({video: true})).then(stream =>
getUserMedia({video: true}).then(otherStream => {
info("Test addTrack()ing a video track to a video-only gUM stream");
var track = stream.getTracks()[0];
var otherTrack = otherStream.getTracks()[0];
stream.addTrack(track);
checkMediaStreamContains(stream, [track], "Re-added video");
stream.addTrack(otherTrack);
checkMediaStreamContains(stream, [track, otherTrack], "Added video");
var test = createMediaElement('video', 'testAddTrackDoubleVideo');
var playback = new LocalMediaStreamPlayback(test, stream);
return playback.playMedia(false);
}))
.then(() => getUserMedia({video: true})).then(stream =>
getUserMedia({video: true}).then(otherStream => {
info("Test removeTrack() existing and added video tracks from a video-only gUM stream");
var track = stream.getTracks()[0];
var otherTrack = otherStream.getTracks()[0];
stream.removeTrack(otherTrack);
checkMediaStreamContains(stream, [track], "Removed non-existing video");
stream.addTrack(otherTrack);
checkMediaStreamContains(stream, [track, otherTrack], "Added video");
stream.removeTrack(otherTrack);
checkMediaStreamContains(stream, [track], "Removed added video");
stream.removeTrack(otherTrack);
checkMediaStreamContains(stream, [track], "Re-removed added video");
stream.removeTrack(track);
checkMediaStreamContains(stream, [], "Removed original video");
var elem = createMediaElement('video', 'testRemoveAllVideo');
var loadeddata = false;
elem.onloadeddata = () => { loadeddata = true; elem.onloadeddata = null; };
elem.srcObject = stream;
elem.play();
return wait(500).then(() => {
ok(!loadeddata, "Stream without tracks shall not raise 'loadeddata' on media element");
elem.pause();
elem.srcObject = null;
})
.then(() => {
stream.addTrack(track);
checkMediaStreamContains(stream, [track], "Re-added added-then-removed track");
var playback = new LocalMediaStreamPlayback(elem, stream);
return playback.playMedia(false);
})
.then(() => otherTrack.stop());
}))
.then(() => getUserMedia({ audio: true })).then(audioStream =>
getUserMedia({ video: true }).then(videoStream => {
info("Test adding track and removing the original");
var audioTrack = audioStream.getTracks()[0];
var videoTrack = videoStream.getTracks()[0];
videoStream.removeTrack(videoTrack);
audioStream.addTrack(videoTrack);
checkMediaStreamContains(videoStream, [], "1, Removed original track");
checkMediaStreamContains(audioStream, [audioTrack, videoTrack],
"2, Added external track");
var elem = createMediaElement('video', 'testAddRemoveOriginalTrackVideo');
var playback = new LocalMediaStreamPlayback(elem, audioStream);
return playback.playMedia(false);
}))
.then(() => getUserMedia({ audio: true, video: true })).then(stream => {
info("Test removing stopped tracks");
stream.getTracks().forEach(t => {
t.stop();
stream.removeTrack(t);
});
checkMediaStreamContains(stream, [], "Removed stopped tracks");
})
.then(() => {
var ac = new AudioContext();
var osc1k = createOscillatorStream(ac, 1000);
var audioTrack1k = osc1k.getTracks()[0];
var osc5k = createOscillatorStream(ac, 5000);
var audioTrack5k = osc5k.getTracks()[0];
var osc10k = createOscillatorStream(ac, 10000);
var audioTrack10k = osc10k.getTracks()[0];
var stream = osc1k;
return Promise.resolve().then(() => {
info("Analysing audio output with original 1k track");
var analyser = new AudioStreamAnalyser(ac, stream);
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(1000)] > 200 &&
array[analyser.binIndexForFrequency(5000)] < 50 &&
array[analyser.binIndexForFrequency(10000)] < 50);
}).then(() => {
info("Analysing audio output with removed original 1k track and added 5k track");
stream.removeTrack(audioTrack1k);
stream.addTrack(audioTrack5k);
var analyser = new AudioStreamAnalyser(ac, stream);
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(1000)] < 50 &&
array[analyser.binIndexForFrequency(5000)] > 200 &&
array[analyser.binIndexForFrequency(10000)] < 50);
}).then(() => {
info("Analysing audio output with removed 5k track and added 10k track");
stream.removeTrack(audioTrack5k);
stream.addTrack(audioTrack10k);
var analyser = new AudioStreamAnalyser(ac, stream);
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(1000)] < 50 &&
array[analyser.binIndexForFrequency(5000)] < 50 &&
array[analyser.binIndexForFrequency(10000)] > 200);
}).then(() => {
info("Analysing audio output with re-added 1k, 5k and added 10k tracks");
stream.addTrack(audioTrack1k);
stream.addTrack(audioTrack5k);
var analyser = new AudioStreamAnalyser(ac, stream);
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(1000)] > 200 &&
array[analyser.binIndexForFrequency(2500)] < 50 &&
array[analyser.binIndexForFrequency(5000)] > 200 &&
array[analyser.binIndexForFrequency(7500)] < 50 &&
array[analyser.binIndexForFrequency(10000)] > 200 &&
array[analyser.binIndexForFrequency(11000)] < 50);
});
}));
</script>
</pre>
</body>
</html>