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Diffstat (limited to 'testing/web-platform/tests/webrtc/protocol/codecs-subsequent-offer.https.html')
| -rw-r--r-- | testing/web-platform/tests/webrtc/protocol/codecs-subsequent-offer.https.html | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webrtc/protocol/codecs-subsequent-offer.https.html b/testing/web-platform/tests/webrtc/protocol/codecs-subsequent-offer.https.html new file mode 100644 index 0000000000..fc9240e950 --- /dev/null +++ b/testing/web-platform/tests/webrtc/protocol/codecs-subsequent-offer.https.html @@ -0,0 +1,50 @@ +<!doctype html> +<meta charset=utf-8> +<meta name="timeout" content="long"> +<title>RTCPeerConnection Codecs in subsequent offer</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="../third_party/sdp/sdp.js"></script> +<script> +'use strict'; + +// A test for https://www.rfc-editor.org/rfc/rfc8829.html#name-subsequent-offers +// The "m=" line and corresponding "a=rtpmap" and "a=fmtp" lines MUST only include +// media formats that have not been excluded by the codec preferences of the +// associated transceiver and also MUST include all currently available formats. + +// A VP8-only offer. +const sdp = `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 +m=video 9 RTP/SAVPF 100 +c=IN IP4 0.0.0.0 +a=rtcp-mux +a=sendrecv +a=mid:video +a=rtpmap:100 VP8/90000 +a=setup:actpass +a=ice-ufrag:ETEn +a=ice-pwd:OtSK0WpNtpUjkY4+86js7Z/l +`; + +promise_test(async t => { + const pc = new RTCPeerConnection(); + t.add_cleanup(() => pc.close()); + + await pc.setRemoteDescription({type: 'offer', sdp}); + await pc.setLocalDescription(); + const transceiver = pc.getTransceivers()[0]; + assert_not_equals(transceiver.stopped, true); + const offer = await pc.createOffer(); + const mediaSection = SDPUtils.getMediaSections(offer.sdp)[0]; + const rtpParameters = SDPUtils.parseRtpParameters(mediaSection); + const vp8 = rtpParameters.codecs.filter(codec => codec.name === 'VP8'); + const h264 = rtpParameters.codecs.filter(codec => codec.name === 'H264'); + assert_greater_than(vp8.length, 0); + assert_greater_than(h264.length, 0); +}, 'A subsequent offer after a VP8-only negotiation includes at least all mandatory to implement codecs'); + +</script> |