-
Notifications
You must be signed in to change notification settings - Fork 3k
/
RTCIceTransport-extension.https.html
271 lines (240 loc) · 9.7 KB
/
RTCIceTransport-extension.https.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
<!doctype html>
<meta charset=utf-8>
<title>RTCIceTransport-extensions.https.html</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
'use strict';
// These tests are based on the following extension specification:
// https://w3c.github.io/webrtc-ice/
function makeIceTransport(t) {
const iceTransport = new RTCIceTransport();
t.add_cleanup(() => iceTransport.stop());
return iceTransport;
}
test(() => {
const iceTransport = new RTCIceTransport();
}, 'RTCIceTransport constructor does not throw');
test(() => {
const iceTransport = new RTCIceTransport();
assert_equals(iceTransport.role, null, 'Expect role to be null');
assert_equals(iceTransport.state, 'new', `Expect state to be 'new'`);
assert_equals(iceTransport.gatheringState, 'new',
`Expect gatheringState to be 'new'`);
assert_array_equals(iceTransport.getLocalCandidates(), [],
'Expect no local candidates');
assert_array_equals(iceTransport.getRemoteCandidates(), [],
'Expect no remote candidates');
assert_equals(iceTransport.getSelectedCandidatePair(), null,
'Expect no selected candidate pair');
assert_not_equals(iceTransport.getLocalParameters(), null,
'Expect local parameters generated');
assert_equals(iceTransport.getRemoteParameters(), null,
'Expect no remote parameters');
}, 'RTCIceTransport initial properties are set');
test(t => {
const iceTransport = makeIceTransport(t);
assert_throws(new TypeError(), () =>
iceTransport.gather({ iceServers: null }));
}, 'gather() with { iceServers: null } should throw TypeError');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.gather({ iceServers: undefined });
}, 'gather() with { iceServers: undefined } should succeed');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.gather({ iceServers: [{
urls: ['turns:turn.example.org', 'turn:turn.example.net'],
username: 'user',
credential: 'cred',
}] });
}, 'gather() with one turns server, one turn server, username, credential' +
' should succeed');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.gather({ iceServers: [{
urls: ['stun:stun1.example.net', 'stun:stun2.example.net'],
}] });
}, 'gather() with 2 stun servers should succeed');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.stop();
assert_throws('InvalidStateError', () => iceTransport.gather({}));
}, 'gather() throws if closed');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.gather({});
assert_equals(iceTransport.gatheringState, 'gathering');
}, `gather() transitions gatheringState to 'gathering'`);
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.gather({});
assert_throws('InvalidStateError', () => iceTransport.gather({}));
}, 'gather() throws if called twice');
promise_test(async t => {
const iceTransport = makeIceTransport(t);
const watcher = new EventWatcher(t, iceTransport, 'gatheringstatechange');
iceTransport.gather({});
await watcher.wait_for('gatheringstatechange');
assert_equals(iceTransport.gatheringState, 'complete');
}, `eventually transition gatheringState to 'complete'`);
promise_test(async t => {
const iceTransport = makeIceTransport(t);
const watcher = new EventWatcher(t, iceTransport,
[ 'icecandidate', 'gatheringstatechange' ]);
iceTransport.gather({});
let candidate;
do {
({ candidate } = await watcher.wait_for('icecandidate'));
} while (candidate !== null);
assert_equals(iceTransport.gatheringState, 'gathering');
await watcher.wait_for('gatheringstatechange');
assert_equals(iceTransport.gatheringState, 'complete');
}, 'onicecandidate fires with null candidate before gatheringState' +
` transitions to 'complete'`);
promise_test(async t => {
const iceTransport = makeIceTransport(t);
const watcher = new EventWatcher(t, iceTransport, 'icecandidate');
iceTransport.gather({});
const { candidate } = await watcher.wait_for('icecandidate');
assert_not_equals(candidate.candidate, '');
assert_array_equals(iceTransport.getLocalCandidates(), [candidate]);
}, 'gather() returns at least one host candidate');
promise_test(async t => {
const iceTransport = makeIceTransport(t);
const watcher = new EventWatcher(t, iceTransport, 'icecandidate');
iceTransport.gather({ gatherPolicy: 'relay' });
const { candidate } = await watcher.wait_for('icecandidate');
assert_equals(candidate, null);
assert_array_equals(iceTransport.getLocalCandidates(), []);
}, `gather() returns no candidates with { gatherPolicy: 'relay'} and no turn` +
' servers');
const dummyRemoteParameters = {
usernameFragment: 'dummyUsernameFragment',
password: 'dummyPassword',
};
test(() => {
const iceTransport = new RTCIceTransport();
iceTransport.stop();
assert_throws('InvalidStateError',
() => iceTransport.start(dummyRemoteParameters));
assert_equals(iceTransport.getRemoteParameters(), null);
}, `start() throws if closed`);
test(() => {
const iceTransport = new RTCIceTransport();
assert_throws(new TypeError(), () => iceTransport.start({}));
assert_throws(new TypeError(),
() => iceTransport.start({ usernameFragment: 'dummy' }));
assert_throws(new TypeError(),
() => iceTransport.start({ password: 'dummy' }));
assert_equals(iceTransport.getRemoteParameters(), null);
}, 'start() throws if usernameFragment or password not set');
const assert_ice_parameters_equals = (a, b) => {
assert_equals(a.usernameFragment, b.usernameFragment,
'usernameFragments are equal');
assert_equals(a.password, b.password, 'passwords are equal');
};
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.start(dummyRemoteParameters);
assert_equals(iceTransport.state, 'new');
assert_ice_parameters_equals(iceTransport.getRemoteParameters(),
dummyRemoteParameters);
}, `start() does not transition state to 'checking' if no remote candidates ` +
'added');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.start(dummyRemoteParameters);
assert_equals(iceTransport.role, 'controlled');
}, `start() with default role sets role attribute to 'controlled'`);
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.start(dummyRemoteParameters, 'controlling');
assert_equals(iceTransport.role, 'controlling');
}, `start() sets role attribute to 'controlling'`);
const candidate1 = new RTCIceCandidate({
candidate: 'candidate:1 1 udp 2113929471 203.0.113.100 10100 typ host',
});
test(() => {
const iceTransport = new RTCIceTransport();
iceTransport.stop();
assert_throws('InvalidStateError',
() => iceTransport.addRemoteCandidate(candidate1));
assert_array_equals(iceTransport.getRemoteCandidates(), []);
}, 'addRemoteCandidate() throws if closed');
test(() => {
const iceTransport = new RTCIceTransport();
assert_throws('OperationError',
() => iceTransport.addRemoteCandidate(
new RTCIceCandidate({ candidate: 'invalid' })));
assert_array_equals(iceTransport.getRemoteCandidates(), []);
}, 'addRemoteCandidate() throws on invalid candidate');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.addRemoteCandidate(candidate1);
iceTransport.start(dummyRemoteParameters);
assert_equals(iceTransport.state, 'checking');
assert_array_equals(iceTransport.getRemoteCandidates(), [candidate1]);
}, `start() transitions state to 'checking' if one remote candidate had been ` +
'added');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.start(dummyRemoteParameters);
iceTransport.addRemoteCandidate(candidate1);
assert_equals(iceTransport.state, 'checking');
assert_array_equals(iceTransport.getRemoteCandidates(), [candidate1]);
}, `addRemoteCandidate() transitions state to 'checking' if start() had been ` +
'called before');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.start(dummyRemoteParameters);
assert_throws('InvalidStateError',
() => iceTransport.start(dummyRemoteParameters, 'controlling'));
}, 'start() throws if later called with a different role');
test(t => {
const iceTransport = makeIceTransport(t);
iceTransport.start({
usernameFragment: 'user',
password: 'pass',
});
iceTransport.addRemoteCandidate(candidate1);
const changedRemoteParameters = {
usernameFragment: 'user2',
password: 'pass',
};
iceTransport.start(changedRemoteParameters);
assert_equals(iceTransport.state, 'new');
assert_array_equals(iceTransport.getRemoteCandidates(), []);
assert_ice_parameters_equals(iceTransport.getRemoteParameters(),
changedRemoteParameters);
}, `start() flushes remote candidates and transitions state to 'new' if ` +
'later called with different remote parameters');
promise_test(async t => {
const localTransport = makeIceTransport(t);
const remoteTransport = makeIceTransport(t);
localTransport.onicecandidate = e => {
if (e.candidate) {
remoteTransport.addRemoteCandidate(e.candidate);
}
};
remoteTransport.onicecandidate = e => {
if (e.candidate) {
localTransport.addRemoteCandidate(e.candidate);
}
};
localTransport.gather({});
remoteTransport.gather({});
localTransport.start(remoteTransport.getLocalParameters(), 'controlling');
remoteTransport.start(localTransport.getLocalParameters(), 'controlled');
const localWatcher = new EventWatcher(t, localTransport, 'statechange');
const remoteWatcher = new EventWatcher(t, remoteTransport, 'statechange');
await Promise.all([
localWatcher.wait_for('statechange').then(() => {
assert_equals(localTransport.state, 'connected');
}),
remoteWatcher.wait_for('statechange').then(() => {
assert_equals(remoteTransport.state, 'connected');
}),
]);
}, 'Two RTCIceTransports connect to each other');
</script>