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<!doctype html>
<meta charset=utf-8>
<title>RTCPeerconnection direction handling</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
promise_test(async t => {
const pc1 = new RTCPeerConnection();
t.add_cleanup(() => pc1.close());
const pc2 = new RTCPeerConnection();
t.add_cleanup(() => pc2.close());
pc1.addTransceiver('audio').direction = 'recvonly';
await pc1.setLocalDescription();
await pc2.setRemoteDescription(pc1.localDescription);
await pc2.setLocalDescription();
return promise_rejects_dom(t, 'InvalidAccessError',
pc1.setRemoteDescription({
type: 'answer',
// Since pc2 had no track to send the m-line will be inactive.
sdp: pc2.localDescription.sdp.replace('inactive', 'recvonly')
}));
}, 'Rejects invalid modification of send direction');
promise_test(async t => {
const pc1 = new RTCPeerConnection();
t.add_cleanup(() => pc1.close());
const pc2 = new RTCPeerConnection();
t.add_cleanup(() => pc2.close());
pc1.addTransceiver('audio').direction = 'sendonly';
await pc1.setLocalDescription();
await pc2.setRemoteDescription(pc1.localDescription);
await pc2.setLocalDescription();
return promise_rejects_dom(t, 'InvalidAccessError',
pc1.setRemoteDescription({
type: 'answer',
sdp: pc2.localDescription.sdp.replace('recvonly', 'sendrecv')
}));
}, 'Rejects invalid modification of receive direction');
</script>
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