gecko-dev/dom/media/tests/mochitest/test_peerConnection_promise...

64 строки
2.4 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="pc.js"></script>
</head>
<body>
<pre id="test">
<script type="application/javascript">
createHTML({
bug: "1091898",
title: "PeerConnection with promises (sendonly)",
visible: true
});
var pc1 = new RTCPeerConnection();
var pc2 = new RTCPeerConnection();
var add = (pc, can, failed) => can && pc.addIceCandidate(can).catch(failed);
pc1.onicecandidate = e => add(pc2, e.candidate, generateErrorCallback());
pc2.onicecandidate = e => add(pc1, e.candidate, generateErrorCallback());
var v1, v2;
var delivered = new Promise(resolve => pc2.ontrack = e => {
// Test RTCTrackEvent here.
ok(e.streams.length > 0, "has streams");
ok(e.streams[0].getTrackById(e.track.id), "has track");
ok(pc2.getReceivers().some(receiver => receiver == e.receiver), "has receiver");
if (e.streams[0].getTracks().length == 2) {
// Test RTCTrackEvent required args here.
mustThrowWith("RTCTrackEvent wo/required args",
"TypeError", () => new RTCTrackEvent("track", {}));
v2.srcObject = e.streams[0];
resolve();
}
});
runNetworkTest(function() {
v1 = createMediaElement('video', 'v1');
v2 = createMediaElement('video', 'v2');
var canPlayThrough = new Promise(resolve => v2.canplaythrough = e => resolve());
is(v2.currentTime, 0, "v2.currentTime is zero at outset");
navigator.mediaDevices.getUserMedia({ video: true, audio: true })
.then(stream => (v1.srcObject = stream).getTracks().forEach(t => pc1.addTrack(t, stream)))
.then(() => pc1.createOffer({})) // check that createOffer accepts arg.
.then(offer => pc1.setLocalDescription(offer))
.then(() => pc2.setRemoteDescription(pc1.localDescription))
.then(() => pc2.createAnswer({})) // check that createAnswer accepts arg.
.then(answer => pc2.setLocalDescription(answer))
.then(() => pc1.setRemoteDescription(pc2.localDescription))
.then(() => delivered)
// .then(() => canPlayThrough) // why doesn't this fire?
.then(() => waitUntil(() => v2.currentTime > 0 && v2.srcObject.currentTime > 0))
.then(() => ok(v2.currentTime > 0, "v2.currentTime is moving (" + v2.currentTime + ")"))
.then(() => ok(true, "Connected."))
.catch(reason => ok(false, "unexpected failure: " + reason))
.then(networkTestFinished);
});
</script>
</pre>
</body>
</html>