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<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="pc.js"></script>
</head>
<body>
<pre id="test">
<script type="application/javascript">
createHTML({
title: "RTCPeerConnection with telephone-event codec first in SDP",
bug: "1581898",
visible: true
});
const test = async () => {
const pc1 = new RTCPeerConnection();
const pc2 = new RTCPeerConnection();
const stream = await navigator.mediaDevices.getUserMedia({audio:true});
pc1.addTrack(stream.getAudioTracks()[0], stream);
pc2.addTrack(stream.getAudioTracks()[0], stream);
const offer = await pc1.createOffer();
await pc1.setLocalDescription(offer);
const regex = /^(m=audio \d+ [^ ]+) (.*) 101(.*)$/m;
// Rewrite offer so payload type 101 comes first
offer.sdp = offer.sdp.replace(regex, '$1 101 $2 $3');
ok(offer.sdp.match(/^m=audio \d+ [^ ]+ 101 /m),
"Payload type 101 should be first on the m-line");
await pc2.setRemoteDescription(offer);
const answer = await pc2.createAnswer();
pc1.onicecandidate = e => { pc2.addIceCandidate(e.candidate); }
pc2.onicecandidate = e => { pc1.addIceCandidate(e.candidate); }
await pc1.setRemoteDescription(answer);
await pc2.setLocalDescription(answer);
await new Promise(resolve => {
pc1.oniceconnectionstatechange = e => {
if (pc1.iceConnectionState == "connected") {
resolve();
}
};
});
await wait(1000);
};
runNetworkTest(test);
</script>
</pre>
</body>
</html>
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