mirror of
https://github.com/servo/servo.git
synced 2025-06-30 12:03:38 +01:00
125 lines
4.5 KiB
HTML
125 lines
4.5 KiB
HTML
<!doctype html>
|
|
<meta charset=utf-8>
|
|
<title>RTCPeerConnection.prototype.setLocalDescription</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:
|
|
// generateOffer
|
|
// assert_session_desc_not_equals
|
|
// assert_session_desc_equals
|
|
|
|
/*
|
|
4.3.2. Interface Definition
|
|
[Constructor(optional RTCConfiguration configuration)]
|
|
interface RTCPeerConnection : EventTarget {
|
|
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"
|
|
};
|
|
*/
|
|
|
|
promise_test(t => {
|
|
const pc = new RTCPeerConnection();
|
|
t.add_cleanup(() => pc.close());
|
|
|
|
const states = [];
|
|
pc.addEventListener('signalingstatechange', () => states.push(pc.signalingState));
|
|
|
|
return pc.createOffer({ offerToReceiveAudio: true })
|
|
.then(offer1 =>
|
|
pc.setLocalDescription(offer1)
|
|
.then(() => generateAnswer(offer1))
|
|
.then(answer => pc.setRemoteDescription(answer))
|
|
.then(() => {
|
|
pc.createDataChannel('test');
|
|
return pc.createOffer({ offerToReceiveVideo: true });
|
|
})
|
|
.then(offer2 =>
|
|
pc.setLocalDescription(offer2)
|
|
.then(() => {
|
|
assert_equals(pc.signalingState, 'have-local-offer');
|
|
assert_session_desc_not_equals(offer1, offer2);
|
|
assert_session_desc_equals(pc.localDescription, offer2);
|
|
assert_session_desc_equals(pc.currentLocalDescription, offer1);
|
|
assert_session_desc_equals(pc.pendingLocalDescription, offer2);
|
|
|
|
assert_array_equals(states, ['have-local-offer', 'stable', 'have-local-offer']);
|
|
})));
|
|
}, 'Calling createOffer() and setLocalDescription() again after one round of local-offer/remote-answer should succeed');
|
|
|
|
promise_test(t => {
|
|
const pc = new RTCPeerConnection();
|
|
t.add_cleanup(() => pc.close());
|
|
|
|
const states = [];
|
|
pc.addEventListener('signalingstatechange', () => states.push(pc.signalingState));
|
|
|
|
return generateOffer({ pc, data: true })
|
|
.then(offer => pc.setRemoteDescription(offer))
|
|
.then(() => pc.createAnswer())
|
|
.then(answer =>
|
|
pc.setLocalDescription(answer)
|
|
.then(() => pc.createOffer({ offerToReceiveVideo: true }))
|
|
.then(offer =>
|
|
pc.setLocalDescription(offer)
|
|
.then(() => {
|
|
assert_equals(pc.signalingState, 'have-local-offer');
|
|
assert_session_desc_equals(pc.localDescription, offer);
|
|
assert_session_desc_equals(pc.currentLocalDescription, answer);
|
|
assert_session_desc_equals(pc.pendingLocalDescription, offer);
|
|
|
|
assert_array_equals(states, ['have-remote-offer', 'stable', 'have-local-offer']);
|
|
})));
|
|
}, 'Switching role from answerer to offerer after going back to stable state should succeed');
|
|
|
|
promise_test(async t => {
|
|
const pc = new RTCPeerConnection();
|
|
const offer = await pc.createOffer();
|
|
let eventSequence = '';
|
|
const signalingstatechangeResolver = new Resolver();
|
|
pc.onsignalingstatechange = () => {
|
|
eventSequence += 'onsignalingstatechange;';
|
|
signalingstatechangeResolver.resolve();
|
|
};
|
|
await pc.setLocalDescription(offer);
|
|
eventSequence += 'setLocalDescription;';
|
|
await signalingstatechangeResolver.promise;
|
|
assert_equals(eventSequence, 'onsignalingstatechange;setLocalDescription;');
|
|
}, 'onsignalingstatechange fires before setLocalDescription resolves');
|
|
|
|
/*
|
|
TODO
|
|
4.3.2. setLocalDescription
|
|
4. If description.sdp is null and description.type is pranswer, set description.sdp
|
|
to lastAnswer.
|
|
7. If description.type is pranswer and description.sdp does not match lastAnswer,
|
|
reject the promise with a newly created InvalidModificationError and abort these
|
|
steps.
|
|
*/
|
|
|
|
</script>
|