msid-parse.html - mozsearch

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This WPT test may be referenced by the following Test IDs:
- /webrtc/protocol/msid-parse.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>RTCPeerconnection MSID parsing</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="../RTCPeerConnection-helper.js"></script>

<script>

'use strict';

const preamble = `v=0

o=- 0 3 IN IP4 127.0.0.1

s=-

t=0 0

a=fingerprint:sha-256 A7:24:72:CA:6E:02:55:39:BA:66:DF:6E:CC:4C:D8:B0:1A:BF:1A:56:65:7D:F4:03:AD:7E:77:43:2A:29:EC:93

a=ice-ufrag:6HHHdzzeIhkE0CKj

a=ice-pwd:XYDGVpfvklQIEnZ6YnyLsAew

m=video 1 RTP/SAVPF 100

c=IN IP4 0.0.0.0

a=rtcp-mux

a=sendonly

a=mid:video

a=rtpmap:100 VP8/30

a=setup:actpass

`;

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const ontrackPromise = addEventListenerPromise(t, pc, 'track');

  await pc.setRemoteDescription({type: 'offer', sdp: preamble});

  const trackevent = await ontrackPromise;

  assert_equals(pc.getReceivers().length, 1);

  assert_equals(trackevent.streams.length, 1, 'Stream count');

}, 'Description with no msid produces a track with a stream');

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const ontrackPromise = addEventListenerPromise(t, pc, 'track');

  await pc.setRemoteDescription({type: 'offer',

                                 sdp: preamble + 'a=msid:- foobar\n'});

  const trackevent = await ontrackPromise;

  assert_equals(pc.getReceivers().length, 1);

  assert_equals(trackevent.streams.length, 0);

}, 'Description with msid:- appid produces a track with no stream');

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const ontrackPromise = addEventListenerPromise(t, pc, 'track');

  await pc.setRemoteDescription({type: 'offer',

                                 sdp: preamble + 'a=msid:foo bar\n'});

  const trackevent = await ontrackPromise;

  assert_equals(pc.getReceivers().length, 1);

  assert_equals(trackevent.streams.length, 1);

  assert_equals(trackevent.streams[0].id, 'foo');

}, 'Description with msid:foo bar produces a stream with id foo');

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const ontrackPromise = addEventListenerPromise(t, pc, 'track');

  await pc.setRemoteDescription({type: 'offer',

                                 sdp: preamble + 'a=msid:foo bar\n'

                                               + 'a=msid:baz bar\n'});

  const trackevent = await ontrackPromise;

  assert_equals(pc.getReceivers().length, 1);

  assert_equals(trackevent.streams.length, 2);

}, 'Description with two msid produces two streams');

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const ontrackPromise = addEventListenerPromise(t, pc, 'track');

  await pc.setRemoteDescription({type: 'offer',

                                 sdp: preamble + 'a=msid:foo\n'});

  const trackevent = await ontrackPromise;

  assert_equals(pc.getReceivers().length, 1);

  assert_equals(trackevent.streams.length, 1);

  assert_equals(trackevent.streams[0].id, 'foo');

}, 'Description with msid foo but no track id is accepted');

</script>