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Test Info:
<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="pc.js"></script>
<script type="application/javascript" src="/tests/dom/canvas/test/captureStream_common.js"></script>
</head>
<body>
<pre id="test">
<script type="application/javascript">
createHTML({
bug: "1017888",
title: "Renegotiation: replaceTrack followed by adding a second video stream"
});
runNetworkTest(async (options) => {
await pushPrefs(['media.peerconnection.video.min_bitrate_estimate', 180*1000]);
if (navigator.userAgent.includes("Android")) {
await pushPrefs(["media.navigator.mediadatadecoder_vpx_enabled", false],
["media.webrtc.hw.h264.enabled", false]);
}
const test = new PeerConnectionTest(options);
test.setMediaConstraints([{video:true}], [{video:true}]);
const helper = new VideoStreamHelper();
const emitter1 = new VideoFrameEmitter(CaptureStreamTestHelper.prototype.red,
CaptureStreamTestHelper.prototype.green);
const emitter2 = new VideoFrameEmitter(CaptureStreamTestHelper.prototype.blue,
CaptureStreamTestHelper.prototype.grey);
test.chain.replace("PC_LOCAL_GUM", [
function PC_LOCAL_ADDTRACK(test) {
test.pcLocal.attachLocalStream(emitter1.stream());
emitter1.start();
},
]);
addRenegotiation(test.chain,
[
function PC_LOCAL_REPLACE_VIDEO_TRACK_THEN_ADD_SECOND_STREAM(test) {
emitter1.stop();
emitter2.start();
const newstream = emitter2.stream();
const newtrack = newstream.getVideoTracks()[0];
var sender = test.pcLocal._pc.getSenders()[0];
return test.pcLocal.senderReplaceTrack(sender, newtrack, newstream)
.then(() => {
test.setMediaConstraints([{video: true}, {video: true}],
[{video: true}]);
});
},
],
[
function PC_REMOTE_CHECK_ORIGINAL_TRACK_NOT_ENDED(test) {
is(test.pcRemote._pc.getTransceivers().length, 1,
"pcRemote should have one transceiver");
const track = test.pcRemote._pc.getTransceivers()[0].receiver.track;
const vremote = test.pcRemote.remoteMediaElements.find(
elem => elem.id.includes(track.id));
if (!vremote) {
return Promise.reject(new Error("Couldn't find video element"));
}
ok(!vremote.ended, "Original track should not have ended after renegotiation (replaceTrack is not signalled!)");
return helper.checkVideoPlaying(vremote);
}
]
);
await test.run();
});
</script>
</pre>
</body>
</html>