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chromium / external / w3c / web-platform-tests / adb61760aea5ef94ecf5a2ee99349572b601fb0e / . / webrtc / RTCPeerConnection-setRemoteDescription.html
blob: f01fe08859b771db15b48ca55fa01069b470f57a [file] [log] [blame]
Philipp Hanckeb7014f72017-02-27 13:24:20[diff] [blame]1<!doctype html>
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]2<meta charset=utf-8>
3<title>RTCPeerConnection.prototype.setRemoteDescription</title>
4<script src="/resources/testharness.js"></script>
5<script src="/resources/testharnessreport.js"></script>
6<script src="RTCPeerConnection-helper.js"></script>
7<script>
Soares Chen0f176432017-05-04 04:40:47[diff] [blame]8 'use strict';
9
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]10 // Test is based on the following editor draft:
Soares Chena01b1e52017-07-07 09:52:03[diff] [blame]11 // https://w3c.github.io/webrtc-pc/archives/20170605/webrtc.html
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]12
Rick Waldron1c5c05d2017-06-07 17:54:42[diff] [blame]13 // The following helper functions are called from RTCPeerConnection-helper.js:
14 // generateOffer()
15 // generateAnswer()
16 // assert_session_desc_not_equals()
17 // assert_session_desc_equals()
18 // test_state_change_event()
Rick Waldron1c5c05d2017-06-07 17:54:42[diff] [blame]19
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]20 /*
Soares Chena01b1e52017-07-07 09:52:03[diff] [blame]21 4.3.2. Interface Definition
22 [Constructor(optional RTCConfiguration configuration)]
23 interface RTCPeerConnection : EventTarget {
24 Promise<void> setRemoteDescription(
25 RTCSessionDescriptionInit description);
26
27 readonly attribute RTCSessionDescription? remoteDescription;
28 readonly attribute RTCSessionDescription? currentRemoteDescription;
29 readonly attribute RTCSessionDescription? pendingRemoteDescription;
30 ...
31 };
32
33 4.6.2. RTCSessionDescription Class
34 dictionary RTCSessionDescriptionInit {
35 required RTCSdpType type;
36 DOMString sdp = "";
37 };
38
39 4.6.1. RTCSdpType
40 enum RTCSdpType {
41 "offer",
42 "pranswer",
43 "answer",
44 "rollback"
45 };
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]46 */
47
Soares Chena01b1e52017-07-07 09:52:03[diff] [blame]48 /*
Soares Chena01b1e52017-07-07 09:52:03[diff] [blame]49 4.6.1. enum RTCSdpType
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]50 */
51 promise_test(t => {
52 const pc = new RTCPeerConnection();
53
54 // SDP is validated after WebIDL validation
55 return promise_rejects(t, new TypeError(),
56 pc.setRemoteDescription({
57 type: 'bogus',
58 sdp: 'bogus'
59 }));
Soares Chenadb61762017-08-31 07:51:38[diff] [blame^]60 }, 'setRemoteDescription with invalid type and invalid SDP should reject with TypeError');
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]61
62 promise_test(t => {
63 const pc = new RTCPeerConnection();
64
65 // SDP is validated after validating type
66 return promise_rejects(t, 'InvalidStateError',
67 pc.setRemoteDescription({
68 type: 'answer',
69 sdp: 'invalid'
70 }));
Soares Chenadb61762017-08-31 07:51:38[diff] [blame^]71 }, 'setRemoteDescription() with invalid SDP and stable state should reject with InvalidStateError');
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]72
Soares Chena01b1e52017-07-07 09:52:03[diff] [blame]73 /* Operations after returning to stable state */
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]74
75 promise_test(t => {
76 const pc = new RTCPeerConnection();
77 const pc2 = new RTCPeerConnection();
78
79 test_state_change_event(t, pc,
80 ['have-remote-offer', 'stable', 'have-remote-offer']);
81
Soares Chenadb61762017-08-31 07:51:38[diff] [blame^]82 return pc2.createOffer({ offerToReceiveAudio: true })
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]83 .then(offer1 =>
84 pc.setRemoteDescription(offer1)
85 .then(() => pc.createAnswer())
86 .then(answer => pc.setLocalDescription(answer))
Soares Chenadb61762017-08-31 07:51:38[diff] [blame^]87 .then(() => pc2.createOffer({ offerToReceiveVideo: true }))
88 .then(offer2 => {
89 return pc.setRemoteDescription(offer2)
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]90 .then(() => {
91 assert_equals(pc.signalingState, 'have-remote-offer');
92 assert_session_desc_not_equals(offer1, offer2);
93 assert_session_desc_equals(pc.remoteDescription, offer2);
94 assert_session_desc_equals(pc.currentRemoteDescription, offer1);
95 assert_session_desc_equals(pc.pendingRemoteDescription, offer2);
Soares Chenadb61762017-08-31 07:51:38[diff] [blame^]96 });
97 }));
Soares Chenfda87822017-06-05 14:00:30[diff] [blame]98 }, 'Calling setRemoteDescription() again after one round of remote-offer/local-answer should succeed');
99
100 promise_test(t => {
101 const pc = new RTCPeerConnection();
102
103 test_state_change_event(t, pc,
104 ['have-local-offer', 'stable', 'have-remote-offer']);
105
106 return pc.createOffer({ offerToReceiveAudio: true })
107 .then(offer =>
108 pc.setLocalDescription(offer)
109 .then(() => generateAnswer(offer)))
110 .then(answer =>
111 pc.setRemoteDescription(answer)
112 .then(() => generateOffer({ data: true }))
113 .then(offer =>
114 pc.setRemoteDescription(offer)
115 .then(() => {
116 assert_equals(pc.signalingState, 'have-remote-offer');
117 assert_session_desc_equals(pc.remoteDescription, offer);
118 assert_session_desc_equals(pc.currentRemoteDescription, answer);
119 assert_session_desc_equals(pc.pendingRemoteDescription, offer);
120 })));
121 }, 'Switching role from offerer to answerer after going back to stable state should succeed');
122
123 /*
Soares Chena01b1e52017-07-07 09:52:03[diff] [blame]124 TODO
125 4.3.2. setRemoteDescription
126 - If an a=identity attribute is present in the session description, the browser
127 validates the identity assertion.
128 */
Soares Chen0f176432017-05-04 04:40:47[diff] [blame]129
Philipp Hanckeb7014f72017-02-27 13:24:20[diff] [blame]130</script>