| <!doctype html> |
| <meta charset=utf-8> |
| <title>RTCSctpTransport.prototype.maxChannels</title> |
| <link rel="help" href="https://w3c.github.io/webrtc-pc/#rtcsctptransport-interface"> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script src="RTCPeerConnection-helper.js"></script> |
| <script> |
| 'use strict'; |
| |
| promise_test(async (t) => { |
| const pc = new RTCPeerConnection(); |
| t.add_cleanup(() => pc.close()); |
| |
| assert_equals(pc.sctp, null, 'RTCSctpTransport must be null'); |
| pc.createDataChannel('test'); |
| const offer = await pc.createOffer(); |
| await pc.setRemoteDescription(offer); |
| const answer = await pc.createAnswer(); |
| await pc.setLocalDescription(answer); |
| |
| assert_not_equals(pc.sctp, null, 'RTCSctpTransport must be available'); |
| assert_equals(pc.sctp.maxChannels, null, 'maxChannels must not be set'); |
| }, 'An unconnected peerconnection must not have maxChannels set'); |
| |
| promise_test(async (t) => { |
| const pc1 = new RTCPeerConnection(); |
| t.add_cleanup(() => pc1.close()); |
| const pc2 = new RTCPeerConnection(); |
| t.add_cleanup(() => pc2.close()); |
| exchangeIceCandidates(pc1, pc2); |
| pc1.createDataChannel(''); |
| const offer = await pc1.createOffer(); |
| await pc1.setLocalDescription(offer); |
| const pc1ConnectedWaiter = waitForState(pc1.sctp, 'connected'); |
| await pc2.setRemoteDescription(offer); |
| const pc2ConnectedWaiter = waitForState(pc2.sctp, 'connected'); |
| const answer = await pc2.createAnswer(); |
| await pc2.setLocalDescription(answer); |
| await pc1.setRemoteDescription(answer); |
| assert_equals(null, pc1.sctp.maxChannels); |
| assert_equals(null, pc2.sctp.maxChannels); |
| await pc1ConnectedWaiter; |
| await pc2ConnectedWaiter; |
| assert_not_equals(null, pc1.sctp.maxChannels); |
| assert_not_equals(null, pc2.sctp.maxChannels); |
| assert_equals(pc1.sctp.maxChannels, pc2.sctp.maxChannels); |
| }, 'maxChannels gets instantiated after connecting'); |
| </script> |