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Diffstat (limited to 'testing/web-platform/tests/webrtc/RTCPeerConnection-setLocalDescription-pranswer.html')
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1 files changed, 166 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webrtc/RTCPeerConnection-setLocalDescription-pranswer.html b/testing/web-platform/tests/webrtc/RTCPeerConnection-setLocalDescription-pranswer.html new file mode 100644 index 0000000000..01845f09b1 --- /dev/null +++ b/testing/web-platform/tests/webrtc/RTCPeerConnection-setLocalDescription-pranswer.html @@ -0,0 +1,166 @@ +<!doctype html> +<meta charset=utf-8> +<title>RTCPeerConnection.prototype.setLocalDescription pranswer</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="RTCPeerConnection-helper.js"></script> +<script> + 'use strict'; + + // Test is based on the following editor draft: + // https://w3c.github.io/webrtc-pc/archives/20170605/webrtc.html + + // The following helper functions are called from RTCPeerConnection-helper.js: + // assert_session_desc_similar + + /* + 4.3.2. Interface Definition + [Constructor(optional RTCConfiguration configuration)] + interface RTCPeerConnection : EventTarget { + Promise<void> setLocalDescription( + RTCSessionDescriptionInit description); + + readonly attribute RTCSessionDescription? localDescription; + readonly attribute RTCSessionDescription? currentLocalDescription; + readonly attribute RTCSessionDescription? pendingLocalDescription; + + Promise<void> setRemoteDescription( + RTCSessionDescriptionInit description); + + readonly attribute RTCSessionDescription? remoteDescription; + readonly attribute RTCSessionDescription? currentRemoteDescription; + readonly attribute RTCSessionDescription? pendingRemoteDescription; + ... + }; + + 4.6.2. RTCSessionDescription Class + dictionary RTCSessionDescriptionInit { + required RTCSdpType type; + DOMString sdp = ""; + }; + + 4.6.1. RTCSdpType + enum RTCSdpType { + "offer", + "pranswer", + "answer", + "rollback" + }; + */ + + /* + 4.3.1.6. Set the RTCSessionSessionDescription + 2.3. If the description's type is invalid for the current signaling state of + connection, then reject p with a newly created InvalidStateError and abort + these steps. + + [jsep] + 5.5. If the type is "pranswer" or "answer", the PeerConnection + state MUST be either "have-remote-offer" or "have-local-pranswer". + */ + promise_test(t => { + const pc = new RTCPeerConnection(); + + t.add_cleanup(() => pc.close()); + + return pc.createOffer() + .then(offer => + promise_rejects_dom(t, 'InvalidStateError', + pc.setLocalDescription({ type: 'pranswer', sdp: offer.sdp }))); + }, 'setLocalDescription(pranswer) from stable state should reject with InvalidStateError'); + + /* + 4.3.1.6 Set the RTCSessionSessionDescription + 2.2.2. If description is set as a local description, then run one of the + following steps: + - If description is of type "pranswer", then set + connection.pendingLocalDescription to description and signaling state to + have-local-pranswer. + */ + promise_test(t => { + const pc = new RTCPeerConnection(); + t.add_cleanup(() => pc.close()); + + const states = []; + pc.addEventListener('signalingstatechange', () => states.push(pc.signalingState)); + + return generateVideoReceiveOnlyOffer(pc) + .then(offer => + pc.setRemoteDescription(offer) + .then(() => pc.createAnswer()) + .then(answer => { + const pranswer = { type: 'pranswer', sdp: answer.sdp }; + + return pc.setLocalDescription(pranswer) + .then(() => { + assert_equals(pc.signalingState, 'have-local-pranswer'); + + assert_session_desc_similar(pc.remoteDescription, offer); + assert_session_desc_similar(pc.pendingRemoteDescription, offer); + assert_equals(pc.currentRemoteDescription, null); + + assert_session_desc_similar(pc.localDescription, pranswer); + assert_session_desc_similar(pc.pendingLocalDescription, pranswer); + assert_equals(pc.currentLocalDescription, null); + + + assert_array_equals(states, ['have-remote-offer', 'have-local-pranswer']); + }); + })); + }, 'setLocalDescription(pranswer) should succeed'); + + promise_test(t => { + const pc = new RTCPeerConnection(); + t.add_cleanup(() => pc.close()); + + const states = []; + pc.addEventListener('signalingstatechange', () => states.push(pc.signalingState)); + + return generateVideoReceiveOnlyOffer(pc) + .then(offer => + pc.setRemoteDescription(offer) + .then(() => pc.createAnswer()) + .then(answer => { + const pranswer = { type: 'pranswer', sdp: answer.sdp }; + + return pc.setLocalDescription(pranswer) + .then(() => pc.setLocalDescription(pranswer)) + .then(() => { + assert_array_equals(states, ['have-remote-offer', 'have-local-pranswer']); + }); + })); + }, 'setLocalDescription(pranswer) can be applied multiple times while still in have-local-pranswer'); + + promise_test(t => { + const pc = new RTCPeerConnection(); + t.add_cleanup(() => pc.close()); + + const states = []; + pc.addEventListener('signalingstatechange', () => states.push(pc.signalingState)); + + return generateVideoReceiveOnlyOffer(pc) + .then(offer => + pc.setRemoteDescription(offer) + .then(() => pc.createAnswer()) + .then(answer => { + const pranswer = { type: 'pranswer', sdp: answer.sdp }; + + return pc.setLocalDescription(pranswer) + .then(() => pc.setLocalDescription(answer)) + .then(() => { + assert_equals(pc.signalingState, 'stable'); + assert_session_desc_similar(pc.localDescription, answer); + assert_session_desc_similar(pc.remoteDescription, offer); + + assert_session_desc_similar(pc.currentLocalDescription, answer); + assert_session_desc_similar(pc.currentRemoteDescription, offer); + + assert_equals(pc.pendingLocalDescription, null); + assert_equals(pc.pendingRemoteDescription, null); + + assert_array_equals(states, ['have-remote-offer', 'have-local-pranswer', 'stable']); + }); + })); + }, 'setLocalDescription(answer) from have-local-pranswer state should succeed'); + +</script> |