webrtc/api/webrtcsdp_unittest.cc - Issue 2514883002: Create //webrtc/api:libjingle_peerconnection_api + refactorings.

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Issue 2514883002: Create //webrtc/api:libjingle_peerconnection_api + refactorings. (Closed)

Patch Set: Rebase Created 4 years ago

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1 /*

2 * Copyright 2011 The WebRTC project authors. All Rights Reserved.

3 *

4 * Use of this source code is governed by a BSD-style license

5 * that can be found in the LICENSE file in the root of the source

6 * tree. An additional intellectual property rights grant can be found

7 * in the file PATENTS. All contributing project authors may

8 * be found in the AUTHORS file in the root of the source tree.

9 */

10

11 #include <memory>

12 #include <set>

13 #include <string>

14 #include <vector>

15

16 #include "webrtc/api/jsepsessiondescription.h"

17 #ifdef WEBRTC_ANDROID

18 #include "webrtc/api/test/androidtestinitializer.h"

19 #endif

20 #include "webrtc/api/webrtcsdp.h"

21 #include "webrtc/base/gunit.h"

22 #include "webrtc/base/logging.h"

23 #include "webrtc/base/messagedigest.h"

24 #include "webrtc/base/sslfingerprint.h"

25 #include "webrtc/base/stringencode.h"

26 #include "webrtc/base/stringutils.h"

27 #include "webrtc/media/base/mediaconstants.h"

28 #include "webrtc/media/engine/webrtcvideoengine2.h"

29 #include "webrtc/modules/video_coding/codecs/h264/include/h264.h"

30 #include "webrtc/p2p/base/p2pconstants.h"

31 #include "webrtc/pc/mediasession.h"

32

33 using cricket::AudioCodec;

34 using cricket::AudioContentDescription;

35 using cricket::Candidate;

36 using cricket::ContentInfo;

37 using cricket::CryptoParams;

38 using cricket::ContentGroup;

39 using cricket::DataCodec;

40 using cricket::DataContentDescription;

41 using cricket::ICE_CANDIDATE_COMPONENT_RTCP;

42 using cricket::ICE_CANDIDATE_COMPONENT_RTP;

43 using cricket::kFecSsrcGroupSemantics;

44 using cricket::LOCAL_PORT_TYPE;

45 using cricket::NS_JINGLE_DRAFT_SCTP;

46 using cricket::NS_JINGLE_RTP;

47 using cricket::RELAY_PORT_TYPE;

48 using cricket::SessionDescription;

49 using cricket::StreamParams;

50 using cricket::STUN_PORT_TYPE;

51 using cricket::TransportDescription;

52 using cricket::TransportInfo;

53 using cricket::VideoCodec;

54 using cricket::VideoContentDescription;

55 using webrtc::IceCandidateCollection;

56 using webrtc::IceCandidateInterface;

57 using webrtc::JsepIceCandidate;

58 using webrtc::JsepSessionDescription;

59 using webrtc::RtpExtension;

60 using webrtc::SdpParseError;

61 using webrtc::SessionDescriptionInterface;

62

63 typedef std::vector<AudioCodec> AudioCodecs;

64 typedef std::vector<Candidate> Candidates;

65

66 static const uint32_t kDefaultSctpPort = 5000;

67 static const char kSessionTime[] = "t=0 0\r\n";

68 static const uint32_t kCandidatePriority = 2130706432U; // pref = 1.0

69 static const char kAttributeIceUfragVoice[] = "a=ice-ufrag:ufrag_voice\r\n";

70 static const char kAttributeIcePwdVoice[] = "a=ice-pwd:pwd_voice\r\n";

71 static const char kAttributeIceUfragVideo[] = "a=ice-ufrag:ufrag_video\r\n";

72 static const char kAttributeIcePwdVideo[] = "a=ice-pwd:pwd_video\r\n";

73 static const uint32_t kCandidateGeneration = 2;

74 static const char kCandidateFoundation1[] = "a0+B/1";

75 static const char kCandidateFoundation2[] = "a0+B/2";

76 static const char kCandidateFoundation3[] = "a0+B/3";

77 static const char kCandidateFoundation4[] = "a0+B/4";

78 static const char kAttributeCryptoVoice[] =

79 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

80 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

81 "dummy_session_params\r\n";

82 static const char kAttributeCryptoVideo[] =

83 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

84 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n";

85 static const char kFingerprint[] = "a=fingerprint:sha-1 "

86 "4A:AD:B9:B1:3F:82:18:3B:54:02:12:DF:3E:5D:49:6B:19:E5:7C:AB\r\n";

87 static const int kExtmapId = 1;

88 static const char kExtmapUri[] = "http://example.com/082005/ext.htm#ttime";

89 static const char kExtmap[] =

90 "a=extmap:1 http://example.com/082005/ext.htm#ttime\r\n";

91 static const char kExtmapWithDirectionAndAttribute[] =

92 "a=extmap:1/sendrecv http://example.com/082005/ext.htm#ttime a1 a2\r\n";

93

94 static const uint8_t kIdentityDigest[] = {

95 0x4A, 0xAD, 0xB9, 0xB1, 0x3F, 0x82, 0x18, 0x3B, 0x54, 0x02,

96 0x12, 0xDF, 0x3E, 0x5D, 0x49, 0x6B, 0x19, 0xE5, 0x7C, 0xAB};

97

98 static const char kDtlsSctp[] = "DTLS/SCTP";

99 static const char kUdpDtlsSctp[] = "UDP/DTLS/SCTP";

100 static const char kTcpDtlsSctp[] = "TCP/DTLS/SCTP";

101

102 struct CodecParams {

103 int max_ptime;

104 int ptime;

105 int min_ptime;

106 int sprop_stereo;

107 int stereo;

108 int useinband;

109 int maxaveragebitrate;

110 };

111

112 // TODO(deadbeef): In these reference strings, use "a=fingerprint" by default

113 // instead of "a=crypto", and have an explicit test for adding "a=crypto".

114 // Currently it's the other way around.

115

116 // Reference sdp string

117 static const char kSdpFullString[] =

118 "v=0\r\n"

119 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

120 "s=-\r\n"

121 "t=0 0\r\n"

122 "a=msid-semantic: WMS local_stream_1\r\n"

123 "m=audio 2345 RTP/SAVPF 111 103 104\r\n"

124 "c=IN IP4 74.125.127.126\r\n"

125 "a=rtcp:2347 IN IP4 74.125.127.126\r\n"

126 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host "

127 "generation 2\r\n"

128 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1235 typ host "

129 "generation 2\r\n"

130 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1238 typ host "

131 "generation 2\r\n"

132 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1239 typ host "

133 "generation 2\r\n"

134 "a=candidate:a0+B/3 1 udp 2130706432 74.125.127.126 2345 typ srflx "

135 "raddr 192.168.1.5 rport 2346 "

136 "generation 2\r\n"

137 "a=candidate:a0+B/3 2 udp 2130706432 74.125.127.126 2347 typ srflx "

138 "raddr 192.168.1.5 rport 2348 "

139 "generation 2\r\n"

140 "a=ice-ufrag:ufrag_voice\r\na=ice-pwd:pwd_voice\r\n"

141 "a=mid:audio_content_name\r\n"

142 "a=sendrecv\r\n"

143 "a=rtcp-mux\r\n"

144 "a=rtcp-rsize\r\n"

145 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

146 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

147 "dummy_session_params\r\n"

148 "a=rtpmap:111 opus/48000/2\r\n"

149 "a=rtpmap:103 ISAC/16000\r\n"

150 "a=rtpmap:104 ISAC/32000\r\n"

151 "a=ssrc:1 cname:stream_1_cname\r\n"

152 "a=ssrc:1 msid:local_stream_1 audio_track_id_1\r\n"

153 "a=ssrc:1 mslabel:local_stream_1\r\n"

154 "a=ssrc:1 label:audio_track_id_1\r\n"

155 "m=video 3457 RTP/SAVPF 120\r\n"

156 "c=IN IP4 74.125.224.39\r\n"

157 "a=rtcp:3456 IN IP4 74.125.224.39\r\n"

158 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1236 typ host "

159 "generation 2\r\n"

160 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1237 typ host "

161 "generation 2\r\n"

162 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1240 typ host "

163 "generation 2\r\n"

164 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1241 typ host "

165 "generation 2\r\n"

166 "a=candidate:a0+B/4 2 udp 2130706432 74.125.224.39 3456 typ relay "

167 "generation 2\r\n"

168 "a=candidate:a0+B/4 1 udp 2130706432 74.125.224.39 3457 typ relay "

169 "generation 2\r\n"

170 "a=ice-ufrag:ufrag_video\r\na=ice-pwd:pwd_video\r\n"

171 "a=mid:video_content_name\r\n"

172 "a=sendrecv\r\n"

173 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

174 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

175 "a=rtpmap:120 VP8/90000\r\n"

176 "a=ssrc-group:FEC 2 3\r\n"

177 "a=ssrc:2 cname:stream_1_cname\r\n"

178 "a=ssrc:2 msid:local_stream_1 video_track_id_1\r\n"

179 "a=ssrc:2 mslabel:local_stream_1\r\n"

180 "a=ssrc:2 label:video_track_id_1\r\n"

181 "a=ssrc:3 cname:stream_1_cname\r\n"

182 "a=ssrc:3 msid:local_stream_1 video_track_id_1\r\n"

183 "a=ssrc:3 mslabel:local_stream_1\r\n"

184 "a=ssrc:3 label:video_track_id_1\r\n";

185

186 // SDP reference string without the candidates.

187 static const char kSdpString[] =

188 "v=0\r\n"

189 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

190 "s=-\r\n"

191 "t=0 0\r\n"

192 "a=msid-semantic: WMS local_stream_1\r\n"

193 "m=audio 9 RTP/SAVPF 111 103 104\r\n"

194 "c=IN IP4 0.0.0.0\r\n"

195 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

196 "a=ice-ufrag:ufrag_voice\r\na=ice-pwd:pwd_voice\r\n"

197 "a=mid:audio_content_name\r\n"

198 "a=sendrecv\r\n"

199 "a=rtcp-mux\r\n"

200 "a=rtcp-rsize\r\n"

201 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

202 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

203 "dummy_session_params\r\n"

204 "a=rtpmap:111 opus/48000/2\r\n"

205 "a=rtpmap:103 ISAC/16000\r\n"

206 "a=rtpmap:104 ISAC/32000\r\n"

207 "a=ssrc:1 cname:stream_1_cname\r\n"

208 "a=ssrc:1 msid:local_stream_1 audio_track_id_1\r\n"

209 "a=ssrc:1 mslabel:local_stream_1\r\n"

210 "a=ssrc:1 label:audio_track_id_1\r\n"

211 "m=video 9 RTP/SAVPF 120\r\n"

212 "c=IN IP4 0.0.0.0\r\n"

213 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

214 "a=ice-ufrag:ufrag_video\r\na=ice-pwd:pwd_video\r\n"

215 "a=mid:video_content_name\r\n"

216 "a=sendrecv\r\n"

217 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

218 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

219 "a=rtpmap:120 VP8/90000\r\n"

220 "a=ssrc-group:FEC 2 3\r\n"

221 "a=ssrc:2 cname:stream_1_cname\r\n"

222 "a=ssrc:2 msid:local_stream_1 video_track_id_1\r\n"

223 "a=ssrc:2 mslabel:local_stream_1\r\n"

224 "a=ssrc:2 label:video_track_id_1\r\n"

225 "a=ssrc:3 cname:stream_1_cname\r\n"

226 "a=ssrc:3 msid:local_stream_1 video_track_id_1\r\n"

227 "a=ssrc:3 mslabel:local_stream_1\r\n"

228 "a=ssrc:3 label:video_track_id_1\r\n";

229

230 static const char kSdpRtpDataChannelString[] =

231 "m=application 9 RTP/SAVPF 101\r\n"

232 "c=IN IP4 0.0.0.0\r\n"

233 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

234 "a=ice-ufrag:ufrag_data\r\n"

235 "a=ice-pwd:pwd_data\r\n"

236 "a=mid:data_content_name\r\n"

237 "a=sendrecv\r\n"

238 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

239 "inline:FvLcvU2P3ZWmQxgPAgcDu7Zl9vftYElFOjEzhWs5\r\n"

240 "a=rtpmap:101 google-data/90000\r\n"

241 "a=ssrc:10 cname:data_channel_cname\r\n"

242 "a=ssrc:10 msid:data_channel data_channeld0\r\n"

243 "a=ssrc:10 mslabel:data_channel\r\n"

244 "a=ssrc:10 label:data_channeld0\r\n";

245

246 static const char kSdpSctpDataChannelString[] =

247 "m=application 9 DTLS/SCTP 5000\r\n"

248 "c=IN IP4 0.0.0.0\r\n"

249 "a=ice-ufrag:ufrag_data\r\n"

250 "a=ice-pwd:pwd_data\r\n"

251 "a=mid:data_content_name\r\n"

252 "a=sctpmap:5000 webrtc-datachannel 1024\r\n";

253

254 // draft-ietf-mmusic-sctp-sdp-12

255 static const char kSdpSctpDataChannelStringWithSctpPort[] =

256 "m=application 9 DTLS/SCTP webrtc-datachannel\r\n"

257 "a=max-message-size=100000\r\n"

258 "a=sctp-port 5000\r\n"

259 "c=IN IP4 0.0.0.0\r\n"

260 "a=ice-ufrag:ufrag_data\r\n"

261 "a=ice-pwd:pwd_data\r\n"

262 "a=mid:data_content_name\r\n";

263

264 static const char kSdpSctpDataChannelStringWithSctpColonPort[] =

265 "m=application 9 DTLS/SCTP webrtc-datachannel\r\n"

266 "a=max-message-size=100000\r\n"

267 "a=sctp-port:5000\r\n"

268 "c=IN IP4 0.0.0.0\r\n"

269 "a=ice-ufrag:ufrag_data\r\n"

270 "a=ice-pwd:pwd_data\r\n"

271 "a=mid:data_content_name\r\n";

272

273 static const char kSdpSctpDataChannelWithCandidatesString[] =

274 "m=application 2345 DTLS/SCTP 5000\r\n"

275 "c=IN IP4 74.125.127.126\r\n"

276 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host "

277 "generation 2\r\n"

278 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1238 typ host "

279 "generation 2\r\n"

280 "a=candidate:a0+B/3 1 udp 2130706432 74.125.127.126 2345 typ srflx "

281 "raddr 192.168.1.5 rport 2346 "

282 "generation 2\r\n"

283 "a=ice-ufrag:ufrag_data\r\n"

284 "a=ice-pwd:pwd_data\r\n"

285 "a=mid:data_content_name\r\n"

286 "a=sctpmap:5000 webrtc-datachannel 1024\r\n";

287

288 static const char kSdpConferenceString[] =

289 "v=0\r\n"

290 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

291 "s=-\r\n"

292 "t=0 0\r\n"

293 "a=msid-semantic: WMS\r\n"

294 "m=audio 9 RTP/SAVPF 111 103 104\r\n"

295 "c=IN IP4 0.0.0.0\r\n"

296 "a=x-google-flag:conference\r\n"

297 "m=video 9 RTP/SAVPF 120\r\n"

298 "c=IN IP4 0.0.0.0\r\n"

299 "a=x-google-flag:conference\r\n";

300

301 static const char kSdpSessionString[] =

302 "v=0\r\n"

303 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

304 "s=-\r\n"

305 "t=0 0\r\n"

306 "a=msid-semantic: WMS local_stream\r\n";

307

308 static const char kSdpAudioString[] =

309 "m=audio 9 RTP/SAVPF 111\r\n"

310 "c=IN IP4 0.0.0.0\r\n"

311 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

312 "a=ice-ufrag:ufrag_voice\r\na=ice-pwd:pwd_voice\r\n"

313 "a=mid:audio_content_name\r\n"

314 "a=sendrecv\r\n"

315 "a=rtpmap:111 opus/48000/2\r\n"

316 "a=ssrc:1 cname:stream_1_cname\r\n"

317 "a=ssrc:1 msid:local_stream audio_track_id_1\r\n"

318 "a=ssrc:1 mslabel:local_stream\r\n"

319 "a=ssrc:1 label:audio_track_id_1\r\n";

320

321 static const char kSdpVideoString[] =

322 "m=video 9 RTP/SAVPF 120\r\n"

323 "c=IN IP4 0.0.0.0\r\n"

324 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

325 "a=ice-ufrag:ufrag_video\r\na=ice-pwd:pwd_video\r\n"

326 "a=mid:video_content_name\r\n"

327 "a=sendrecv\r\n"

328 "a=rtpmap:120 VP8/90000\r\n"

329 "a=ssrc:2 cname:stream_1_cname\r\n"

330 "a=ssrc:2 msid:local_stream video_track_id_1\r\n"

331 "a=ssrc:2 mslabel:local_stream\r\n"

332 "a=ssrc:2 label:video_track_id_1\r\n";

333

334 // Reference sdp string using bundle-only.

335 static const char kBundleOnlySdpFullString[] =

336 "v=0\r\n"

337 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

338 "s=-\r\n"

339 "t=0 0\r\n"

340 "a=group:BUNDLE audio_content_name video_content_name\r\n"

341 "a=msid-semantic: WMS local_stream_1\r\n"

342 "m=audio 2345 RTP/SAVPF 111 103 104\r\n"

343 "c=IN IP4 74.125.127.126\r\n"

344 "a=rtcp:2347 IN IP4 74.125.127.126\r\n"

345 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host "

346 "generation 2\r\n"

347 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1235 typ host "

348 "generation 2\r\n"

349 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1238 typ host "

350 "generation 2\r\n"

351 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1239 typ host "

352 "generation 2\r\n"

353 "a=candidate:a0+B/3 1 udp 2130706432 74.125.127.126 2345 typ srflx "

354 "raddr 192.168.1.5 rport 2346 "

355 "generation 2\r\n"

356 "a=candidate:a0+B/3 2 udp 2130706432 74.125.127.126 2347 typ srflx "

357 "raddr 192.168.1.5 rport 2348 "

358 "generation 2\r\n"

359 "a=ice-ufrag:ufrag_voice\r\na=ice-pwd:pwd_voice\r\n"

360 "a=mid:audio_content_name\r\n"

361 "a=sendrecv\r\n"

362 "a=rtcp-mux\r\n"

363 "a=rtcp-rsize\r\n"

364 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

365 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

366 "dummy_session_params\r\n"

367 "a=rtpmap:111 opus/48000/2\r\n"

368 "a=rtpmap:103 ISAC/16000\r\n"

369 "a=rtpmap:104 ISAC/32000\r\n"

370 "a=ssrc:1 cname:stream_1_cname\r\n"

371 "a=ssrc:1 msid:local_stream_1 audio_track_id_1\r\n"

372 "a=ssrc:1 mslabel:local_stream_1\r\n"

373 "a=ssrc:1 label:audio_track_id_1\r\n"

374 "m=video 0 RTP/SAVPF 120\r\n"

375 "c=IN IP4 0.0.0.0\r\n"

376 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

377 "a=bundle-only\r\n"

378 "a=mid:video_content_name\r\n"

379 "a=sendrecv\r\n"

380 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

381 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

382 "a=rtpmap:120 VP8/90000\r\n"

383 "a=ssrc-group:FEC 2 3\r\n"

384 "a=ssrc:2 cname:stream_1_cname\r\n"

385 "a=ssrc:2 msid:local_stream_1 video_track_id_1\r\n"

386 "a=ssrc:2 mslabel:local_stream_1\r\n"

387 "a=ssrc:2 label:video_track_id_1\r\n"

388 "a=ssrc:3 cname:stream_1_cname\r\n"

389 "a=ssrc:3 msid:local_stream_1 video_track_id_1\r\n"

390 "a=ssrc:3 mslabel:local_stream_1\r\n"

391 "a=ssrc:3 label:video_track_id_1\r\n";

392

393 // Plan B SDP reference string, with 2 streams, 2 audio tracks and 3 video

394 // tracks.

395 static const char kPlanBSdpFullString[] =

396 "v=0\r\n"

397 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

398 "s=-\r\n"

399 "t=0 0\r\n"

400 "a=msid-semantic: WMS local_stream_1 local_stream_2\r\n"

401 "m=audio 2345 RTP/SAVPF 111 103 104\r\n"

402 "c=IN IP4 74.125.127.126\r\n"

403 "a=rtcp:2347 IN IP4 74.125.127.126\r\n"

404 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host "

405 "generation 2\r\n"

406 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1235 typ host "

407 "generation 2\r\n"

408 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1238 typ host "

409 "generation 2\r\n"

410 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1239 typ host "

411 "generation 2\r\n"

412 "a=candidate:a0+B/3 1 udp 2130706432 74.125.127.126 2345 typ srflx "

413 "raddr 192.168.1.5 rport 2346 "

414 "generation 2\r\n"

415 "a=candidate:a0+B/3 2 udp 2130706432 74.125.127.126 2347 typ srflx "

416 "raddr 192.168.1.5 rport 2348 "

417 "generation 2\r\n"

418 "a=ice-ufrag:ufrag_voice\r\na=ice-pwd:pwd_voice\r\n"

419 "a=mid:audio_content_name\r\n"

420 "a=sendrecv\r\n"

421 "a=rtcp-mux\r\n"

422 "a=rtcp-rsize\r\n"

423 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

424 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

425 "dummy_session_params\r\n"

426 "a=rtpmap:111 opus/48000/2\r\n"

427 "a=rtpmap:103 ISAC/16000\r\n"

428 "a=rtpmap:104 ISAC/32000\r\n"

429 "a=ssrc:1 cname:stream_1_cname\r\n"

430 "a=ssrc:1 msid:local_stream_1 audio_track_id_1\r\n"

431 "a=ssrc:1 mslabel:local_stream_1\r\n"

432 "a=ssrc:1 label:audio_track_id_1\r\n"

433 "a=ssrc:4 cname:stream_2_cname\r\n"

434 "a=ssrc:4 msid:local_stream_2 audio_track_id_2\r\n"

435 "a=ssrc:4 mslabel:local_stream_2\r\n"

436 "a=ssrc:4 label:audio_track_id_2\r\n"

437 "m=video 3457 RTP/SAVPF 120\r\n"

438 "c=IN IP4 74.125.224.39\r\n"

439 "a=rtcp:3456 IN IP4 74.125.224.39\r\n"

440 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1236 typ host "

441 "generation 2\r\n"

442 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1237 typ host "

443 "generation 2\r\n"

444 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1240 typ host "

445 "generation 2\r\n"

446 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1241 typ host "

447 "generation 2\r\n"

448 "a=candidate:a0+B/4 2 udp 2130706432 74.125.224.39 3456 typ relay "

449 "generation 2\r\n"

450 "a=candidate:a0+B/4 1 udp 2130706432 74.125.224.39 3457 typ relay "

451 "generation 2\r\n"

452 "a=ice-ufrag:ufrag_video\r\na=ice-pwd:pwd_video\r\n"

453 "a=mid:video_content_name\r\n"

454 "a=sendrecv\r\n"

455 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

456 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

457 "a=rtpmap:120 VP8/90000\r\n"

458 "a=ssrc-group:FEC 2 3\r\n"

459 "a=ssrc:2 cname:stream_1_cname\r\n"

460 "a=ssrc:2 msid:local_stream_1 video_track_id_1\r\n"

461 "a=ssrc:2 mslabel:local_stream_1\r\n"

462 "a=ssrc:2 label:video_track_id_1\r\n"

463 "a=ssrc:3 cname:stream_1_cname\r\n"

464 "a=ssrc:3 msid:local_stream_1 video_track_id_1\r\n"

465 "a=ssrc:3 mslabel:local_stream_1\r\n"

466 "a=ssrc:3 label:video_track_id_1\r\n"

467 "a=ssrc:5 cname:stream_2_cname\r\n"

468 "a=ssrc:5 msid:local_stream_2 video_track_id_2\r\n"

469 "a=ssrc:5 mslabel:local_stream_2\r\n"

470 "a=ssrc:5 label:video_track_id_2\r\n"

471 "a=ssrc:6 cname:stream_2_cname\r\n"

472 "a=ssrc:6 msid:local_stream_2 video_track_id_3\r\n"

473 "a=ssrc:6 mslabel:local_stream_2\r\n"

474 "a=ssrc:6 label:video_track_id_3\r\n";

475

476 // Plan B SDP reference string, with 2 streams, 2 audio tracks and 3 video

477 // tracks, but with the unified plan "a=msid" attribute.

478 static const char kPlanBSdpFullStringWithMsid[] =

479 "v=0\r\n"

480 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

481 "s=-\r\n"

482 "t=0 0\r\n"

483 "a=msid-semantic: WMS local_stream_1 local_stream_2\r\n"

484 "m=audio 2345 RTP/SAVPF 111 103 104\r\n"

485 "c=IN IP4 74.125.127.126\r\n"

486 "a=rtcp:2347 IN IP4 74.125.127.126\r\n"

487 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host "

488 "generation 2\r\n"

489 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1235 typ host "

490 "generation 2\r\n"

491 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1238 typ host "

492 "generation 2\r\n"

493 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1239 typ host "

494 "generation 2\r\n"

495 "a=candidate:a0+B/3 1 udp 2130706432 74.125.127.126 2345 typ srflx "

496 "raddr 192.168.1.5 rport 2346 "

497 "generation 2\r\n"

498 "a=candidate:a0+B/3 2 udp 2130706432 74.125.127.126 2347 typ srflx "

499 "raddr 192.168.1.5 rport 2348 "

500 "generation 2\r\n"

501 "a=ice-ufrag:ufrag_voice\r\na=ice-pwd:pwd_voice\r\n"

502 "a=mid:audio_content_name\r\n"

503 "a=msid:local_stream_1 audio_track_id_1\r\n"

504 "a=sendrecv\r\n"

505 "a=rtcp-mux\r\n"

506 "a=rtcp-rsize\r\n"

507 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

508 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

509 "dummy_session_params\r\n"

510 "a=rtpmap:111 opus/48000/2\r\n"

511 "a=rtpmap:103 ISAC/16000\r\n"

512 "a=rtpmap:104 ISAC/32000\r\n"

513 "a=ssrc:1 cname:stream_1_cname\r\n"

514 "a=ssrc:1 msid:local_stream_1 audio_track_id_1\r\n"

515 "a=ssrc:1 mslabel:local_stream_1\r\n"

516 "a=ssrc:1 label:audio_track_id_1\r\n"

517 "a=ssrc:4 cname:stream_2_cname\r\n"

518 "a=ssrc:4 msid:local_stream_2 audio_track_id_2\r\n"

519 "a=ssrc:4 mslabel:local_stream_2\r\n"

520 "a=ssrc:4 label:audio_track_id_2\r\n"

521 "m=video 3457 RTP/SAVPF 120\r\n"

522 "c=IN IP4 74.125.224.39\r\n"

523 "a=rtcp:3456 IN IP4 74.125.224.39\r\n"

524 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1236 typ host "

525 "generation 2\r\n"

526 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1237 typ host "

527 "generation 2\r\n"

528 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1240 typ host "

529 "generation 2\r\n"

530 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1241 typ host "

531 "generation 2\r\n"

532 "a=candidate:a0+B/4 2 udp 2130706432 74.125.224.39 3456 typ relay "

533 "generation 2\r\n"

534 "a=candidate:a0+B/4 1 udp 2130706432 74.125.224.39 3457 typ relay "

535 "generation 2\r\n"

536 "a=ice-ufrag:ufrag_video\r\na=ice-pwd:pwd_video\r\n"

537 "a=mid:video_content_name\r\n"

538 "a=msid:local_stream_1 video_track_id_1\r\n"

539 "a=sendrecv\r\n"

540 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

541 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

542 "a=rtpmap:120 VP8/90000\r\n"

543 "a=ssrc-group:FEC 2 3\r\n"

544 "a=ssrc:2 cname:stream_1_cname\r\n"

545 "a=ssrc:2 msid:local_stream_1 video_track_id_1\r\n"

546 "a=ssrc:2 mslabel:local_stream_1\r\n"

547 "a=ssrc:2 label:video_track_id_1\r\n"

548 "a=ssrc:3 cname:stream_1_cname\r\n"

549 "a=ssrc:3 msid:local_stream_1 video_track_id_1\r\n"

550 "a=ssrc:3 mslabel:local_stream_1\r\n"

551 "a=ssrc:3 label:video_track_id_1\r\n"

552 "a=ssrc:5 cname:stream_2_cname\r\n"

553 "a=ssrc:5 msid:local_stream_2 video_track_id_2\r\n"

554 "a=ssrc:5 mslabel:local_stream_2\r\n"

555 "a=ssrc:5 label:video_track_id_2\r\n"

556 "a=ssrc:6 cname:stream_2_cname\r\n"

557 "a=ssrc:6 msid:local_stream_2 video_track_id_3\r\n"

558 "a=ssrc:6 mslabel:local_stream_2\r\n"

559 "a=ssrc:6 label:video_track_id_3\r\n";

560

561 // Unified Plan SDP reference string, with 2 streams, 2 audio tracks and 3 video

562 // tracks.

563 static const char kUnifiedPlanSdpFullString[] =

564 "v=0\r\n"

565 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

566 "s=-\r\n"

567 "t=0 0\r\n"

568 "a=msid-semantic: WMS local_stream_1\r\n"

569 // Audio track 1, stream 1 (with candidates).

570 "m=audio 2345 RTP/SAVPF 111 103 104\r\n"

571 "c=IN IP4 74.125.127.126\r\n"

572 "a=rtcp:2347 IN IP4 74.125.127.126\r\n"

573 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host "

574 "generation 2\r\n"

575 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1235 typ host "

576 "generation 2\r\n"

577 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1238 typ host "

578 "generation 2\r\n"

579 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1239 typ host "

580 "generation 2\r\n"

581 "a=candidate:a0+B/3 1 udp 2130706432 74.125.127.126 2345 typ srflx "

582 "raddr 192.168.1.5 rport 2346 "

583 "generation 2\r\n"

584 "a=candidate:a0+B/3 2 udp 2130706432 74.125.127.126 2347 typ srflx "

585 "raddr 192.168.1.5 rport 2348 "

586 "generation 2\r\n"

587 "a=ice-ufrag:ufrag_voice\r\na=ice-pwd:pwd_voice\r\n"

588 "a=mid:audio_content_name\r\n"

589 "a=msid:local_stream_1 audio_track_id_1\r\n"

590 "a=sendrecv\r\n"

591 "a=rtcp-mux\r\n"

592 "a=rtcp-rsize\r\n"

593 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

594 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

595 "dummy_session_params\r\n"

596 "a=rtpmap:111 opus/48000/2\r\n"

597 "a=rtpmap:103 ISAC/16000\r\n"

598 "a=rtpmap:104 ISAC/32000\r\n"

599 "a=ssrc:1 cname:stream_1_cname\r\n"

600 // Video track 1, stream 1 (with candidates).

601 "m=video 3457 RTP/SAVPF 120\r\n"

602 "c=IN IP4 74.125.224.39\r\n"

603 "a=rtcp:3456 IN IP4 74.125.224.39\r\n"

604 "a=candidate:a0+B/1 2 udp 2130706432 192.168.1.5 1236 typ host "

605 "generation 2\r\n"

606 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1237 typ host "

607 "generation 2\r\n"

608 "a=candidate:a0+B/2 2 udp 2130706432 ::1 1240 typ host "

609 "generation 2\r\n"

610 "a=candidate:a0+B/2 1 udp 2130706432 ::1 1241 typ host "

611 "generation 2\r\n"

612 "a=candidate:a0+B/4 2 udp 2130706432 74.125.224.39 3456 typ relay "

613 "generation 2\r\n"

614 "a=candidate:a0+B/4 1 udp 2130706432 74.125.224.39 3457 typ relay "

615 "generation 2\r\n"

616 "a=ice-ufrag:ufrag_video\r\na=ice-pwd:pwd_video\r\n"

617 "a=mid:video_content_name\r\n"

618 "a=msid:local_stream_1 video_track_id_1\r\n"

619 "a=sendrecv\r\n"

620 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

621 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

622 "a=rtpmap:120 VP8/90000\r\n"

623 "a=ssrc-group:FEC 2 3\r\n"

624 "a=ssrc:2 cname:stream_1_cname\r\n"

625 "a=ssrc:3 cname:stream_1_cname\r\n"

626 // Audio track 2, stream 2.

627 "m=audio 9 RTP/SAVPF 111 103 104\r\n"

628 "c=IN IP4 0.0.0.0\r\n"

629 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

630 "a=ice-ufrag:ufrag_voice_2\r\na=ice-pwd:pwd_voice_2\r\n"

631 "a=mid:audio_content_name_2\r\n"

632 "a=msid:local_stream_2 audio_track_id_2\r\n"

633 "a=sendrecv\r\n"

634 "a=rtcp-mux\r\n"

635 "a=rtcp-rsize\r\n"

636 "a=crypto:1 AES_CM_128_HMAC_SHA1_32 "

637 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32 "

638 "dummy_session_params\r\n"

639 "a=rtpmap:111 opus/48000/2\r\n"

640 "a=rtpmap:103 ISAC/16000\r\n"

641 "a=rtpmap:104 ISAC/32000\r\n"

642 "a=ssrc:4 cname:stream_2_cname\r\n"

643 // Video track 2, stream 2.

644 "m=video 9 RTP/SAVPF 120\r\n"

645 "c=IN IP4 0.0.0.0\r\n"

646 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

647 "a=ice-ufrag:ufrag_video_2\r\na=ice-pwd:pwd_video_2\r\n"

648 "a=mid:video_content_name_2\r\n"

649 "a=msid:local_stream_2 video_track_id_2\r\n"

650 "a=sendrecv\r\n"

651 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

652 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

653 "a=rtpmap:120 VP8/90000\r\n"

654 "a=ssrc:5 cname:stream_2_cname\r\n"

655 // Video track 3, stream 2.

656 "m=video 9 RTP/SAVPF 120\r\n"

657 "c=IN IP4 0.0.0.0\r\n"

658 "a=rtcp:9 IN IP4 0.0.0.0\r\n"

659 "a=ice-ufrag:ufrag_video_3\r\na=ice-pwd:pwd_video_3\r\n"

660 "a=mid:video_content_name_3\r\n"

661 "a=msid:local_stream_2 video_track_id_3\r\n"

662 "a=sendrecv\r\n"

663 "a=crypto:1 AES_CM_128_HMAC_SHA1_80 "

664 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32\r\n"

665 "a=rtpmap:120 VP8/90000\r\n"

666 "a=ssrc:6 cname:stream_2_cname\r\n";

667

668 // One candidate reference string as per W3c spec.

669 // candidate:<blah> not a=candidate:<blah>CRLF

670 static const char kRawCandidate[] =

671 "candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host generation 2";

672 // One candidate reference string.

673 static const char kSdpOneCandidate[] =

674 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host "

675 "generation 2\r\n";

676

677 static const char kSdpTcpActiveCandidate[] =

678 "candidate:a0+B/1 1 tcp 2130706432 192.168.1.5 9 typ host "

679 "tcptype active generation 2";

680 static const char kSdpTcpPassiveCandidate[] =

681 "candidate:a0+B/1 1 tcp 2130706432 192.168.1.5 9 typ host "

682 "tcptype passive generation 2";

683 static const char kSdpTcpSOCandidate[] =

684 "candidate:a0+B/1 1 tcp 2130706432 192.168.1.5 9 typ host "

685 "tcptype so generation 2";

686 static const char kSdpTcpInvalidCandidate[] =

687 "candidate:a0+B/1 1 tcp 2130706432 192.168.1.5 9 typ host "

688 "tcptype invalid generation 2";

689

690 // One candidate reference string with IPV6 address.

691 static const char kRawIPV6Candidate[] =

692 "candidate:a0+B/1 1 udp 2130706432 "

693 "abcd::abcd::abcd::abcd::abcd::abcd::abcd::abcd 1234 typ host generation 2";

694

695 // One candidate reference string.

696 static const char kSdpOneCandidateWithUfragPwd[] =

697 "a=candidate:a0+B/1 1 udp 2130706432 192.168.1.5 1234 typ host network_name"

698 " eth0 ufrag user_rtp pwd password_rtp generation 2\r\n";

699

700 // Session id and version

701 static const char kSessionId[] = "18446744069414584320";

702 static const char kSessionVersion[] = "18446462598732840960";

703

704 // ICE options.

705 static const char kIceOption1[] = "iceoption1";

706 static const char kIceOption2[] = "iceoption2";

707 static const char kIceOption3[] = "iceoption3";

708

709 // ICE ufrags/passwords.

710 static const char kUfragVoice[] = "ufrag_voice";

711 static const char kPwdVoice[] = "pwd_voice";

712 static const char kUfragVideo[] = "ufrag_video";

713 static const char kPwdVideo[] = "pwd_video";

714 static const char kUfragData[] = "ufrag_data";

715 static const char kPwdData[] = "pwd_data";

716

717 // Extra ufrags/passwords for extra unified plan m= sections.

718 static const char kUfragVoice2[] = "ufrag_voice_2";

719 static const char kPwdVoice2[] = "pwd_voice_2";

720 static const char kUfragVideo2[] = "ufrag_video_2";

721 static const char kPwdVideo2[] = "pwd_video_2";

722 static const char kUfragVideo3[] = "ufrag_video_3";

723 static const char kPwdVideo3[] = "pwd_video_3";

724

725 // Content name

726 static const char kAudioContentName[] = "audio_content_name";

727 static const char kVideoContentName[] = "video_content_name";

728 static const char kDataContentName[] = "data_content_name";

729

730 // Extra content names for extra unified plan m= sections.

731 static const char kAudioContentName2[] = "audio_content_name_2";

732 static const char kVideoContentName2[] = "video_content_name_2";

733 static const char kVideoContentName3[] = "video_content_name_3";

734

735 // MediaStream 1

736 static const char kStreamLabel1[] = "local_stream_1";

737 static const char kStream1Cname[] = "stream_1_cname";

738 static const char kAudioTrackId1[] = "audio_track_id_1";

739 static const uint32_t kAudioTrack1Ssrc = 1;

740 static const char kVideoTrackId1[] = "video_track_id_1";

741 static const uint32_t kVideoTrack1Ssrc1 = 2;

742 static const uint32_t kVideoTrack1Ssrc2 = 3;

743

744 // MediaStream 2

745 static const char kStreamLabel2[] = "local_stream_2";

746 static const char kStream2Cname[] = "stream_2_cname";

747 static const char kAudioTrackId2[] = "audio_track_id_2";

748 static const uint32_t kAudioTrack2Ssrc = 4;

749 static const char kVideoTrackId2[] = "video_track_id_2";

750 static const uint32_t kVideoTrack2Ssrc = 5;

751 static const char kVideoTrackId3[] = "video_track_id_3";

752 static const uint32_t kVideoTrack3Ssrc = 6;

753

754 // DataChannel

755 static const char kDataChannelLabel[] = "data_channel";

756 static const char kDataChannelMsid[] = "data_channeld0";

757 static const char kDataChannelCname[] = "data_channel_cname";

758 static const uint32_t kDataChannelSsrc = 10;

759

760 // Candidate

761 static const char kDummyMid[] = "dummy_mid";

762 static const int kDummyIndex = 123;

763

764 // Misc

765 static const char kDummyString[] = "dummy";

766

767 // Helper functions

768

769 static bool SdpDeserialize(const std::string& message,

770 JsepSessionDescription* jdesc) {

771 return webrtc::SdpDeserialize(message, jdesc, NULL);

772 }

773

774 static bool SdpDeserializeCandidate(const std::string& message,

775 JsepIceCandidate* candidate) {

776 return webrtc::SdpDeserializeCandidate(message, candidate, NULL);

777 }

778

779 // Add some extra \|newlines\| to the \|message\| after \|line\|.

780 static void InjectAfter(const std::string& line,

781 const std::string& newlines,

782 std::string* message) {

783 const std::string tmp = line + newlines;

784 rtc::replace_substrs(line.c_str(), line.length(),

785 tmp.c_str(), tmp.length(), message);

786 }

787

788 static void Replace(const std::string& line,

789 const std::string& newlines,

790 std::string* message) {

791 rtc::replace_substrs(line.c_str(), line.length(),

792 newlines.c_str(), newlines.length(), message);

793 }

794

795 // Expect fail to parase \|bad_sdp\| and expect \|bad_part\| be part of the error

796 // message.

797 static void ExpectParseFailure(const std::string& bad_sdp,

798 const std::string& bad_part) {

799 JsepSessionDescription desc(kDummyString);

800 SdpParseError error;

801 bool ret = webrtc::SdpDeserialize(bad_sdp, &desc, &error);

802 EXPECT_FALSE(ret);

803 EXPECT_NE(std::string::npos, error.line.find(bad_part.c_str()));

804 }

805

806 // Expect fail to parse kSdpFullString if replace \|good_part\| with \|bad_part\|.

807 static void ExpectParseFailure(const char* good_part, const char* bad_part) {

808 std::string bad_sdp = kSdpFullString;

809 Replace(good_part, bad_part, &bad_sdp);

810 ExpectParseFailure(bad_sdp, bad_part);

811 }

812

813 // Expect fail to parse kSdpFullString if add \|newlines\| after \|injectpoint\|.

814 static void ExpectParseFailureWithNewLines(const std::string& injectpoint,

815 const std::string& newlines,

816 const std::string& bad_part) {

817 std::string bad_sdp = kSdpFullString;

818 InjectAfter(injectpoint, newlines, &bad_sdp);

819 ExpectParseFailure(bad_sdp, bad_part);

820 }

821

822 static void ReplaceDirection(cricket::MediaContentDirection direction,

823 std::string* message) {

824 std::string new_direction;

825 switch (direction) {

826 case cricket::MD_INACTIVE:

827 new_direction = "a=inactive";

828 break;

829 case cricket::MD_SENDONLY:

830 new_direction = "a=sendonly";

831 break;

832 case cricket::MD_RECVONLY:

833 new_direction = "a=recvonly";

834 break;

835 case cricket::MD_SENDRECV:

836 default:

837 new_direction = "a=sendrecv";

838 break;

839 }

840 Replace("a=sendrecv", new_direction, message);

841 }

842

843 static void ReplaceRejected(bool audio_rejected, bool video_rejected,

844 std::string* message) {

845 if (audio_rejected) {

846 Replace("m=audio 9", "m=audio 0", message);

847 Replace(kAttributeIceUfragVoice, "", message);

848 Replace(kAttributeIcePwdVoice, "", message);

849 }

850 if (video_rejected) {

851 Replace("m=video 9", "m=video 0", message);

852 Replace(kAttributeIceUfragVideo, "", message);

853 Replace(kAttributeIcePwdVideo, "", message);

854 }

855 }

856

857 // WebRtcSdpTest

858

859 class WebRtcSdpTest : public testing::Test {

860 public:

861 WebRtcSdpTest()

862 : jdesc_(kDummyString) {

863 #ifdef WEBRTC_ANDROID

864 webrtc::InitializeAndroidObjects();

865 #endif

866 // AudioContentDescription

867 audio_desc_ = CreateAudioContentDescription();

868 StreamParams audio_stream;

869 audio_stream.id = kAudioTrackId1;

870 audio_stream.cname = kStream1Cname;

871 audio_stream.sync_label = kStreamLabel1;

872 audio_stream.ssrcs.push_back(kAudioTrack1Ssrc);

873 audio_desc_->AddStream(audio_stream);

874 desc_.AddContent(kAudioContentName, NS_JINGLE_RTP, audio_desc_);

875

876 // VideoContentDescription

877 video_desc_ = CreateVideoContentDescription();

878 StreamParams video_stream;

879 video_stream.id = kVideoTrackId1;

880 video_stream.cname = kStream1Cname;

881 video_stream.sync_label = kStreamLabel1;

882 video_stream.ssrcs.push_back(kVideoTrack1Ssrc1);

883 video_stream.ssrcs.push_back(kVideoTrack1Ssrc2);

884 cricket::SsrcGroup ssrc_group(kFecSsrcGroupSemantics, video_stream.ssrcs);

885 video_stream.ssrc_groups.push_back(ssrc_group);

886 video_desc_->AddStream(video_stream);

887 desc_.AddContent(kVideoContentName, NS_JINGLE_RTP, video_desc_);

888

889 // TransportInfo

890 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

891 kAudioContentName, TransportDescription(kUfragVoice, kPwdVoice))));

892 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

893 kVideoContentName, TransportDescription(kUfragVideo, kPwdVideo))));

894

895 // v4 host

896 int port = 1234;

897 rtc::SocketAddress address("192.168.1.5", port++);

898 Candidate candidate1(ICE_CANDIDATE_COMPONENT_RTP, "udp", address,

899 kCandidatePriority, "", "", LOCAL_PORT_TYPE,

900 kCandidateGeneration, kCandidateFoundation1);

901 address.SetPort(port++);

902 Candidate candidate2(ICE_CANDIDATE_COMPONENT_RTCP, "udp", address,

903 kCandidatePriority, "", "", LOCAL_PORT_TYPE,

904 kCandidateGeneration, kCandidateFoundation1);

905 address.SetPort(port++);

906 Candidate candidate3(ICE_CANDIDATE_COMPONENT_RTCP, "udp", address,

907 kCandidatePriority, "", "", LOCAL_PORT_TYPE,

908 kCandidateGeneration, kCandidateFoundation1);

909 address.SetPort(port++);

910 Candidate candidate4(ICE_CANDIDATE_COMPONENT_RTP, "udp", address,

911 kCandidatePriority, "", "", LOCAL_PORT_TYPE,

912 kCandidateGeneration, kCandidateFoundation1);

913

914 // v6 host

915 rtc::SocketAddress v6_address("::1", port++);

916 cricket::Candidate candidate5(cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

917 v6_address, kCandidatePriority, "", "",

918 cricket::LOCAL_PORT_TYPE,

919 kCandidateGeneration, kCandidateFoundation2);

920 v6_address.SetPort(port++);

921 cricket::Candidate candidate6(cricket::ICE_CANDIDATE_COMPONENT_RTCP, "udp",

922 v6_address, kCandidatePriority, "", "",

923 cricket::LOCAL_PORT_TYPE,

924 kCandidateGeneration, kCandidateFoundation2);

925 v6_address.SetPort(port++);

926 cricket::Candidate candidate7(cricket::ICE_CANDIDATE_COMPONENT_RTCP, "udp",

927 v6_address, kCandidatePriority, "", "",

928 cricket::LOCAL_PORT_TYPE,

929 kCandidateGeneration, kCandidateFoundation2);

930 v6_address.SetPort(port++);

931 cricket::Candidate candidate8(cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

932 v6_address, kCandidatePriority, "", "",

933 cricket::LOCAL_PORT_TYPE,

934 kCandidateGeneration, kCandidateFoundation2);

935

936 // stun

937 int port_stun = 2345;

938 rtc::SocketAddress address_stun("74.125.127.126", port_stun++);

939 rtc::SocketAddress rel_address_stun("192.168.1.5", port_stun++);

940 cricket::Candidate candidate9(cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

941 address_stun, kCandidatePriority, "", "",

942 STUN_PORT_TYPE, kCandidateGeneration,

943 kCandidateFoundation3);

944 candidate9.set_related_address(rel_address_stun);

945

946 address_stun.SetPort(port_stun++);

947 rel_address_stun.SetPort(port_stun++);

948 cricket::Candidate candidate10(cricket::ICE_CANDIDATE_COMPONENT_RTCP, "udp",

949 address_stun, kCandidatePriority, "", "",

950 STUN_PORT_TYPE, kCandidateGeneration,

951 kCandidateFoundation3);

952 candidate10.set_related_address(rel_address_stun);

953

954 // relay

955 int port_relay = 3456;

956 rtc::SocketAddress address_relay("74.125.224.39", port_relay++);

957 cricket::Candidate candidate11(cricket::ICE_CANDIDATE_COMPONENT_RTCP, "udp",

958 address_relay, kCandidatePriority, "", "",

959 cricket::RELAY_PORT_TYPE,

960 kCandidateGeneration, kCandidateFoundation4);

961 address_relay.SetPort(port_relay++);

962 cricket::Candidate candidate12(cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

963 address_relay, kCandidatePriority, "", "",

964 RELAY_PORT_TYPE, kCandidateGeneration,

965 kCandidateFoundation4);

966

967 // voice

968 candidates_.push_back(candidate1);

969 candidates_.push_back(candidate2);

970 candidates_.push_back(candidate5);

971 candidates_.push_back(candidate6);

972 candidates_.push_back(candidate9);

973 candidates_.push_back(candidate10);

974

975 // video

976 candidates_.push_back(candidate3);

977 candidates_.push_back(candidate4);

978 candidates_.push_back(candidate7);

979 candidates_.push_back(candidate8);

980 candidates_.push_back(candidate11);

981 candidates_.push_back(candidate12);

982

983 jcandidate_.reset(new JsepIceCandidate(std::string("audio_content_name"),

984 0, candidate1));

985

986 // Set up JsepSessionDescription.

987 jdesc_.Initialize(desc_.Copy(), kSessionId, kSessionVersion);

988 std::string mline_id;

989 int mline_index = 0;

990 for (size_t i = 0; i< candidates_.size(); ++i) {

991 // In this test, the audio m line index will be 0, and the video m line

992 // will be 1.

993 bool is_video = (i > 5);

994 mline_id = is_video ? "video_content_name" : "audio_content_name";

995 mline_index = is_video ? 1 : 0;

996 JsepIceCandidate jice(mline_id,

997 mline_index,

998 candidates_.at(i));

999 jdesc_.AddCandidate(&jice);

1000 }

1001 }

1002

1003 // Turns the existing reference description into a description using

1004 // a=bundle-only. This means no transport attributes and a 0 port value on

1005 // the m= sections not associated with the BUNDLE-tag.

1006 void MakeBundleOnlyDescription() {

1007 // Remove video candidates. JsepSessionDescription doesn't make it

1008 // simple.

1009 const IceCandidateCollection* video_candidates_collection =

1010 jdesc_.candidates(1);

1011 ASSERT_NE(nullptr, video_candidates_collection);

1012 std::vector<cricket::Candidate> video_candidates;

1013 for (size_t i = 0; i < video_candidates_collection->count(); ++i) {

1014 cricket::Candidate c = video_candidates_collection->at(i)->candidate();

1015 c.set_transport_name("video_content_name");

1016 video_candidates.push_back(c);

1017 }

1018 jdesc_.RemoveCandidates(video_candidates);

1019

1020 // And the rest of the transport attributes.

1021 desc_.transport_infos()[1].description.ice_ufrag.clear();

1022 desc_.transport_infos()[1].description.ice_pwd.clear();

1023 desc_.transport_infos()[1].description.connection_role =

1024 cricket::CONNECTIONROLE_NONE;

1025

1026 // Set bundle-only flag.

1027 desc_.contents()[1].bundle_only = true;

1028

1029 // Add BUNDLE group.

1030 ContentGroup group(cricket::GROUP_TYPE_BUNDLE);

1031 group.AddContentName(kAudioContentName);

1032 group.AddContentName(kVideoContentName);

1033 desc_.AddGroup(group);

1034

1035 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(), jdesc_.session_id(),

1036 jdesc_.session_version()));

1037 }

1038

1039 // Turns the existing reference description into a plan B description,

1040 // with 2 audio tracks and 3 video tracks.

1041 void MakePlanBDescription() {

1042 audio_desc_ = static_cast<AudioContentDescription*>(audio_desc_->Copy());

1043 video_desc_ = static_cast<VideoContentDescription*>(video_desc_->Copy());

1044

1045 StreamParams audio_track_2;

1046 audio_track_2.id = kAudioTrackId2;

1047 audio_track_2.cname = kStream2Cname;

1048 audio_track_2.sync_label = kStreamLabel2;

1049 audio_track_2.ssrcs.push_back(kAudioTrack2Ssrc);

1050 audio_desc_->AddStream(audio_track_2);

1051

1052 StreamParams video_track_2;

1053 video_track_2.id = kVideoTrackId2;

1054 video_track_2.cname = kStream2Cname;

1055 video_track_2.sync_label = kStreamLabel2;

1056 video_track_2.ssrcs.push_back(kVideoTrack2Ssrc);

1057 video_desc_->AddStream(video_track_2);

1058

1059 StreamParams video_track_3;

1060 video_track_3.id = kVideoTrackId3;

1061 video_track_3.cname = kStream2Cname;

1062 video_track_3.sync_label = kStreamLabel2;

1063 video_track_3.ssrcs.push_back(kVideoTrack3Ssrc);

1064 video_desc_->AddStream(video_track_3);

1065

1066 desc_.RemoveContentByName(kAudioContentName);

1067 desc_.RemoveContentByName(kVideoContentName);

1068 desc_.AddContent(kAudioContentName, NS_JINGLE_RTP, audio_desc_);

1069 desc_.AddContent(kVideoContentName, NS_JINGLE_RTP, video_desc_);

1070

1071 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(), jdesc_.session_id(),

1072 jdesc_.session_version()));

1073 }

1074

1075 // Turns the existing reference description into a unified plan description,

1076 // with 2 audio tracks and 3 video tracks.

1077 void MakeUnifiedPlanDescription() {

1078 // Audio track 2.

1079 AudioContentDescription* audio_desc_2 = CreateAudioContentDescription();

1080 StreamParams audio_track_2;

1081 audio_track_2.id = kAudioTrackId2;

1082 audio_track_2.cname = kStream2Cname;

1083 audio_track_2.sync_label = kStreamLabel2;

1084 audio_track_2.ssrcs.push_back(kAudioTrack2Ssrc);

1085 audio_desc_2->AddStream(audio_track_2);

1086 desc_.AddContent(kAudioContentName2, NS_JINGLE_RTP, audio_desc_2);

1087 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

1088 kAudioContentName2, TransportDescription(kUfragVoice2, kPwdVoice2))));

1089

1090 // Video track 2, in stream 2.

1091 VideoContentDescription* video_desc_2 = CreateVideoContentDescription();

1092 StreamParams video_track_2;

1093 video_track_2.id = kVideoTrackId2;

1094 video_track_2.cname = kStream2Cname;

1095 video_track_2.sync_label = kStreamLabel2;

1096 video_track_2.ssrcs.push_back(kVideoTrack2Ssrc);

1097 video_desc_2->AddStream(video_track_2);

1098 desc_.AddContent(kVideoContentName2, NS_JINGLE_RTP, video_desc_2);

1099 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

1100 kVideoContentName2, TransportDescription(kUfragVideo2, kPwdVideo2))));

1101

1102 // Video track 3, in stream 2.

1103 VideoContentDescription* video_desc_3 = CreateVideoContentDescription();

1104 StreamParams video_track_3;

1105 video_track_3.id = kVideoTrackId3;

1106 video_track_3.cname = kStream2Cname;

1107 video_track_3.sync_label = kStreamLabel2;

1108 video_track_3.ssrcs.push_back(kVideoTrack3Ssrc);

1109 video_desc_3->AddStream(video_track_3);

1110 desc_.AddContent(kVideoContentName3, NS_JINGLE_RTP, video_desc_3);

1111 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

1112 kVideoContentName3, TransportDescription(kUfragVideo3, kPwdVideo3))));

1113

1114 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(), jdesc_.session_id(),

1115 jdesc_.session_version()));

1116 }

1117

1118 // Creates an audio content description with no streams, and some default

1119 // configuration.

1120 AudioContentDescription* CreateAudioContentDescription() {

1121 AudioContentDescription* audio = new AudioContentDescription();

1122 audio->set_rtcp_mux(true);

1123 audio->set_rtcp_reduced_size(true);

1124 audio->AddCrypto(CryptoParams(1, "AES_CM_128_HMAC_SHA1_32",

1125 "inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj\|2^20\|1:32",

1126 "dummy_session_params"));

1127 audio->set_protocol(cricket::kMediaProtocolSavpf);

1128 AudioCodec opus(111, "opus", 48000, 0, 2);

1129 audio->AddCodec(opus);

1130 audio->AddCodec(AudioCodec(103, "ISAC", 16000, 32000, 1));

1131 audio->AddCodec(AudioCodec(104, "ISAC", 32000, 56000, 1));

1132 return audio;

1133 }

1134

1135 // Creates a video content description with no streams, and some default

1136 // configuration.

1137 VideoContentDescription* CreateVideoContentDescription() {

1138 VideoContentDescription* video = new VideoContentDescription();

1139 video->AddCrypto(CryptoParams(

1140 1, "AES_CM_128_HMAC_SHA1_80",

1141 "inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj\|2^20\|1:32", ""));

1142 video->set_protocol(cricket::kMediaProtocolSavpf);

1143 video->AddCodec(

1144 VideoCodec(120, JsepSessionDescription::kDefaultVideoCodecName));

1145 return video;

1146 }

1147

1148 template <class MCD>

1149 void CompareMediaContentDescription(const MCD* cd1,

1150 const MCD* cd2) {

1151 // type

1152 EXPECT_EQ(cd1->type(), cd1->type());

1153

1154 // content direction

1155 EXPECT_EQ(cd1->direction(), cd2->direction());

1156

1157 // rtcp_mux

1158 EXPECT_EQ(cd1->rtcp_mux(), cd2->rtcp_mux());

1159

1160 // rtcp_reduced_size

1161 EXPECT_EQ(cd1->rtcp_reduced_size(), cd2->rtcp_reduced_size());

1162

1163 // cryptos

1164 EXPECT_EQ(cd1->cryptos().size(), cd2->cryptos().size());

1165 if (cd1->cryptos().size() != cd2->cryptos().size()) {

1166 ADD_FAILURE();

1167 return;

1168 }

1169 for (size_t i = 0; i< cd1->cryptos().size(); ++i) {

1170 const CryptoParams c1 = cd1->cryptos().at(i);

1171 const CryptoParams c2 = cd2->cryptos().at(i);

1172 EXPECT_TRUE(c1.Matches(c2));

1173 EXPECT_EQ(c1.key_params, c2.key_params);

1174 EXPECT_EQ(c1.session_params, c2.session_params);

1175 }

1176

1177 // protocol

1178 // Use an equivalence class here, for old and new versions of the

1179 // protocol description.

1180 if (cd1->protocol() == cricket::kMediaProtocolDtlsSctp

1181 \|\| cd1->protocol() == cricket::kMediaProtocolUdpDtlsSctp

1182 \|\| cd1->protocol() == cricket::kMediaProtocolTcpDtlsSctp) {

1183 const bool cd2_is_also_dtls_sctp =

1184 cd2->protocol() == cricket::kMediaProtocolDtlsSctp

1185 \|\| cd2->protocol() == cricket::kMediaProtocolUdpDtlsSctp

1186 \|\| cd2->protocol() == cricket::kMediaProtocolTcpDtlsSctp;

1187 EXPECT_TRUE(cd2_is_also_dtls_sctp);

1188 } else {

1189 EXPECT_EQ(cd1->protocol(), cd2->protocol());

1190 }

1191

1192 // codecs

1193 EXPECT_EQ(cd1->codecs(), cd2->codecs());

1194

1195 // bandwidth

1196 EXPECT_EQ(cd1->bandwidth(), cd2->bandwidth());

1197

1198 // streams

1199 EXPECT_EQ(cd1->streams(), cd2->streams());

1200

1201 // extmap

1202 ASSERT_EQ(cd1->rtp_header_extensions().size(),

1203 cd2->rtp_header_extensions().size());

1204 for (size_t i = 0; i< cd1->rtp_header_extensions().size(); ++i) {

1205 const RtpExtension ext1 = cd1->rtp_header_extensions().at(i);

1206 const RtpExtension ext2 = cd2->rtp_header_extensions().at(i);

1207 EXPECT_EQ(ext1.uri, ext2.uri);

1208 EXPECT_EQ(ext1.id, ext2.id);

1209 }

1210 }

1211

1212

1213 void CompareSessionDescription(const SessionDescription& desc1,

1214 const SessionDescription& desc2) {

1215 // Compare content descriptions.

1216 if (desc1.contents().size() != desc2.contents().size()) {

1217 ADD_FAILURE();

1218 return;

1219 }

1220 for (size_t i = 0 ; i < desc1.contents().size(); ++i) {

1221 const cricket::ContentInfo& c1 = desc1.contents().at(i);

1222 const cricket::ContentInfo& c2 = desc2.contents().at(i);

1223 // ContentInfo properties.

1224 EXPECT_EQ(c1.name, c2.name);

1225 EXPECT_EQ(c1.type, c2.type);

1226 EXPECT_EQ(c1.rejected, c2.rejected);

1227 EXPECT_EQ(c1.bundle_only, c2.bundle_only);

1228

1229 ASSERT_EQ(IsAudioContent(&c1), IsAudioContent(&c2));

1230 if (IsAudioContent(&c1)) {

1231 const AudioContentDescription* acd1 =

1232 static_cast<const AudioContentDescription*>(c1.description);

1233 const AudioContentDescription* acd2 =

1234 static_cast<const AudioContentDescription*>(c2.description);

1235 CompareMediaContentDescription<AudioContentDescription>(acd1, acd2);

1236 }

1237

1238 ASSERT_EQ(IsVideoContent(&c1), IsVideoContent(&c2));

1239 if (IsVideoContent(&c1)) {

1240 const VideoContentDescription* vcd1 =

1241 static_cast<const VideoContentDescription*>(c1.description);

1242 const VideoContentDescription* vcd2 =

1243 static_cast<const VideoContentDescription*>(c2.description);

1244 CompareMediaContentDescription<VideoContentDescription>(vcd1, vcd2);

1245 }

1246

1247 ASSERT_EQ(IsDataContent(&c1), IsDataContent(&c2));

1248 if (IsDataContent(&c1)) {

1249 const DataContentDescription* dcd1 =

1250 static_cast<const DataContentDescription*>(c1.description);

1251 const DataContentDescription* dcd2 =

1252 static_cast<const DataContentDescription*>(c2.description);

1253 CompareMediaContentDescription<DataContentDescription>(dcd1, dcd2);

1254 }

1255 }

1256

1257 // group

1258 const cricket::ContentGroups groups1 = desc1.groups();

1259 const cricket::ContentGroups groups2 = desc2.groups();

1260 EXPECT_EQ(groups1.size(), groups1.size());

1261 if (groups1.size() != groups2.size()) {

1262 ADD_FAILURE();

1263 return;

1264 }

1265 for (size_t i = 0; i < groups1.size(); ++i) {

1266 const cricket::ContentGroup group1 = groups1.at(i);

1267 const cricket::ContentGroup group2 = groups2.at(i);

1268 EXPECT_EQ(group1.semantics(), group2.semantics());

1269 const cricket::ContentNames names1 = group1.content_names();

1270 const cricket::ContentNames names2 = group2.content_names();

1271 EXPECT_EQ(names1.size(), names2.size());

1272 if (names1.size() != names2.size()) {

1273 ADD_FAILURE();

1274 return;

1275 }

1276 cricket::ContentNames::const_iterator iter1 = names1.begin();

1277 cricket::ContentNames::const_iterator iter2 = names2.begin();

1278 while (iter1 != names1.end()) {

1279 EXPECT_EQ(iter1++, iter2++);

1280 }

1281 }

1282

1283 // transport info

1284 const cricket::TransportInfos transports1 = desc1.transport_infos();

1285 const cricket::TransportInfos transports2 = desc2.transport_infos();

1286 EXPECT_EQ(transports1.size(), transports2.size());

1287 if (transports1.size() != transports2.size()) {

1288 ADD_FAILURE();

1289 return;

1290 }

1291 for (size_t i = 0; i < transports1.size(); ++i) {

1292 const cricket::TransportInfo transport1 = transports1.at(i);

1293 const cricket::TransportInfo transport2 = transports2.at(i);

1294 EXPECT_EQ(transport1.content_name, transport2.content_name);

1295 EXPECT_EQ(transport1.description.ice_ufrag,

1296 transport2.description.ice_ufrag);

1297 EXPECT_EQ(transport1.description.ice_pwd,

1298 transport2.description.ice_pwd);

1299 if (transport1.description.identity_fingerprint) {

1300 EXPECT_EQ(*transport1.description.identity_fingerprint,

1301 *transport2.description.identity_fingerprint);

1302 } else {

1303 EXPECT_EQ(transport1.description.identity_fingerprint.get(),

1304 transport2.description.identity_fingerprint.get());

1305 }

1306 EXPECT_EQ(transport1.description.transport_options,

1307 transport2.description.transport_options);

1308 }

1309

1310 // global attributes

1311 EXPECT_EQ(desc1.msid_supported(), desc2.msid_supported());

1312 }

1313

1314 bool CompareSessionDescription(

1315 const JsepSessionDescription& desc1,

1316 const JsepSessionDescription& desc2) {

1317 EXPECT_EQ(desc1.session_id(), desc2.session_id());

1318 EXPECT_EQ(desc1.session_version(), desc2.session_version());

1319 CompareSessionDescription(desc1.description(), desc2.description());

1320 if (desc1.number_of_mediasections() != desc2.number_of_mediasections())

1321 return false;

1322 for (size_t i = 0; i < desc1.number_of_mediasections(); ++i) {

1323 const IceCandidateCollection* cc1 = desc1.candidates(i);

1324 const IceCandidateCollection* cc2 = desc2.candidates(i);

1325 if (cc1->count() != cc2->count()) {

1326 ADD_FAILURE();

1327 return false;

1328 }

1329 for (size_t j = 0; j < cc1->count(); ++j) {

1330 const IceCandidateInterface* c1 = cc1->at(j);

1331 const IceCandidateInterface* c2 = cc2->at(j);

1332 EXPECT_EQ(c1->sdp_mid(), c2->sdp_mid());

1333 EXPECT_EQ(c1->sdp_mline_index(), c2->sdp_mline_index());

1334 EXPECT_TRUE(c1->candidate().IsEquivalent(c2->candidate()));

1335 }

1336 }

1337 return true;

1338 }

1339

1340 // Disable the ice-ufrag and ice-pwd in given \|sdp\| message by replacing

1341 // them with invalid keywords so that the parser will just ignore them.

1342 bool RemoveCandidateUfragPwd(std::string* sdp) {

1343 const char ice_ufrag[] = "a=ice-ufrag";

1344 const char ice_ufragx[] = "a=xice-ufrag";

1345 const char ice_pwd[] = "a=ice-pwd";

1346 const char ice_pwdx[] = "a=xice-pwd";

1347 rtc::replace_substrs(ice_ufrag, strlen(ice_ufrag),

1348 ice_ufragx, strlen(ice_ufragx), sdp);

1349 rtc::replace_substrs(ice_pwd, strlen(ice_pwd),

1350 ice_pwdx, strlen(ice_pwdx), sdp);

1351 return true;

1352 }

1353

1354 // Update the candidates in \|jdesc\| to use the given \|ufrag\| and \|pwd\|.

1355 bool UpdateCandidateUfragPwd(JsepSessionDescription* jdesc, int mline_index,

1356 const std::string& ufrag, const std::string& pwd) {

1357 std::string content_name;

1358 if (mline_index == 0) {

1359 content_name = kAudioContentName;

1360 } else if (mline_index == 1) {

1361 content_name = kVideoContentName;

1362 } else {

1363 ASSERT(false);

1364 }

1365 TransportInfo transport_info(

1366 content_name, TransportDescription(ufrag, pwd));

1367 SessionDescription* desc =

1368 const_cast<SessionDescription*>(jdesc->description());

1369 desc->RemoveTransportInfoByName(content_name);

1370 EXPECT_TRUE(desc->AddTransportInfo(transport_info));

1371 for (size_t i = 0; i < jdesc_.number_of_mediasections(); ++i) {

1372 const IceCandidateCollection* cc = jdesc_.candidates(i);

1373 for (size_t j = 0; j < cc->count(); ++j) {

1374 if (cc->at(j)->sdp_mline_index() == mline_index) {

1375 const_cast<Candidate&>(cc->at(j)->candidate()).set_username(

1376 ufrag);

1377 const_cast<Candidate&>(cc->at(j)->candidate()).set_password(

1378 pwd);

1379 }

1380 }

1381 }

1382 return true;

1383 }

1384

1385 void AddIceOptions(const std::string& content_name,

1386 const std::vector<std::string>& transport_options) {

1387 ASSERT_TRUE(desc_.GetTransportInfoByName(content_name) != NULL);

1388 cricket::TransportInfo transport_info =

1389 *(desc_.GetTransportInfoByName(content_name));

1390 desc_.RemoveTransportInfoByName(content_name);

1391 transport_info.description.transport_options = transport_options;

1392 desc_.AddTransportInfo(transport_info);

1393 }

1394

1395 void SetIceUfragPwd(const std::string& content_name,

1396 const std::string& ice_ufrag,

1397 const std::string& ice_pwd) {

1398 ASSERT_TRUE(desc_.GetTransportInfoByName(content_name) != NULL);

1399 cricket::TransportInfo transport_info =

1400 *(desc_.GetTransportInfoByName(content_name));

1401 desc_.RemoveTransportInfoByName(content_name);

1402 transport_info.description.ice_ufrag = ice_ufrag;

1403 transport_info.description.ice_pwd = ice_pwd;

1404 desc_.AddTransportInfo(transport_info);

1405 }

1406

1407 void AddFingerprint() {

1408 desc_.RemoveTransportInfoByName(kAudioContentName);

1409 desc_.RemoveTransportInfoByName(kVideoContentName);

1410 rtc::SSLFingerprint fingerprint(rtc::DIGEST_SHA_1,

1411 kIdentityDigest,

1412 sizeof(kIdentityDigest));

1413 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

1414 kAudioContentName,

1415 TransportDescription(std::vector<std::string>(), kUfragVoice, kPwdVoice,

1416 cricket::ICEMODE_FULL,

1417 cricket::CONNECTIONROLE_NONE, &fingerprint))));

1418 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

1419 kVideoContentName,

1420 TransportDescription(std::vector<std::string>(), kUfragVideo, kPwdVideo,

1421 cricket::ICEMODE_FULL,

1422 cricket::CONNECTIONROLE_NONE, &fingerprint))));

1423 }

1424

1425 void AddExtmap() {

1426 audio_desc_ = static_cast<AudioContentDescription*>(

1427 audio_desc_->Copy());

1428 video_desc_ = static_cast<VideoContentDescription*>(

1429 video_desc_->Copy());

1430 audio_desc_->AddRtpHeaderExtension(RtpExtension(kExtmapUri, kExtmapId));

1431 video_desc_->AddRtpHeaderExtension(RtpExtension(kExtmapUri, kExtmapId));

1432 desc_.RemoveContentByName(kAudioContentName);

1433 desc_.RemoveContentByName(kVideoContentName);

1434 desc_.AddContent(kAudioContentName, NS_JINGLE_RTP, audio_desc_);

1435 desc_.AddContent(kVideoContentName, NS_JINGLE_RTP, video_desc_);

1436 }

1437

1438 void RemoveCryptos() {

1439 audio_desc_->set_cryptos(std::vector<CryptoParams>());

1440 video_desc_->set_cryptos(std::vector<CryptoParams>());

1441 }

1442

1443 bool TestSerializeDirection(cricket::MediaContentDirection direction) {

1444 audio_desc_->set_direction(direction);

1445 video_desc_->set_direction(direction);

1446 std::string new_sdp = kSdpFullString;

1447 ReplaceDirection(direction, &new_sdp);

1448

1449 if (!jdesc_.Initialize(desc_.Copy(),

1450 jdesc_.session_id(),

1451 jdesc_.session_version())) {

1452 return false;

1453 }

1454 std::string message = webrtc::SdpSerialize(jdesc_, false);

1455 EXPECT_EQ(new_sdp, message);

1456 return true;

1457 }

1458

1459 bool TestSerializeRejected(bool audio_rejected, bool video_rejected) {

1460 audio_desc_ = static_cast<AudioContentDescription*>(

1461 audio_desc_->Copy());

1462 video_desc_ = static_cast<VideoContentDescription*>(

1463 video_desc_->Copy());

1464 desc_.RemoveContentByName(kAudioContentName);

1465 desc_.RemoveContentByName(kVideoContentName);

1466 desc_.AddContent(kAudioContentName, NS_JINGLE_RTP, audio_rejected,

1467 audio_desc_);

1468 desc_.AddContent(kVideoContentName, NS_JINGLE_RTP, video_rejected,

1469 video_desc_);

1470 SetIceUfragPwd(kAudioContentName, audio_rejected ? "" : kUfragVoice,

1471 audio_rejected ? "" : kPwdVoice);

1472 SetIceUfragPwd(kVideoContentName, video_rejected ? "" : kUfragVideo,

1473 video_rejected ? "" : kPwdVideo);

1474

1475 std::string new_sdp = kSdpString;

1476 ReplaceRejected(audio_rejected, video_rejected, &new_sdp);

1477

1478 JsepSessionDescription jdesc_no_candidates(kDummyString);

1479 if (!jdesc_no_candidates.Initialize(desc_.Copy(), kSessionId,

1480 kSessionVersion)) {

1481 return false;

1482 }

1483 std::string message = webrtc::SdpSerialize(jdesc_no_candidates, false);

1484 EXPECT_EQ(new_sdp, message);

1485 return true;

1486 }

1487

1488 void AddSctpDataChannel() {

1489 std::unique_ptr<DataContentDescription> data(new DataContentDescription());

1490 data_desc_ = data.get();

1491 data_desc_->set_protocol(cricket::kMediaProtocolDtlsSctp);

1492 DataCodec codec(cricket::kGoogleSctpDataCodecPlType,

1493 cricket::kGoogleSctpDataCodecName);

1494 codec.SetParam(cricket::kCodecParamPort, kDefaultSctpPort);

1495 data_desc_->AddCodec(codec);

1496 desc_.AddContent(kDataContentName, NS_JINGLE_DRAFT_SCTP, data.release());

1497 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

1498 kDataContentName, TransportDescription(kUfragData, kPwdData))));

1499 }

1500

1501 void AddRtpDataChannel() {

1502 std::unique_ptr<DataContentDescription> data(new DataContentDescription());

1503 data_desc_ = data.get();

1504

1505 data_desc_->AddCodec(DataCodec(101, "google-data"));

1506 StreamParams data_stream;

1507 data_stream.id = kDataChannelMsid;

1508 data_stream.cname = kDataChannelCname;

1509 data_stream.sync_label = kDataChannelLabel;

1510 data_stream.ssrcs.push_back(kDataChannelSsrc);

1511 data_desc_->AddStream(data_stream);

1512 data_desc_->AddCrypto(CryptoParams(

1513 1, "AES_CM_128_HMAC_SHA1_80",

1514 "inline:FvLcvU2P3ZWmQxgPAgcDu7Zl9vftYElFOjEzhWs5", ""));

1515 data_desc_->set_protocol(cricket::kMediaProtocolSavpf);

1516 desc_.AddContent(kDataContentName, NS_JINGLE_RTP, data.release());

1517 EXPECT_TRUE(desc_.AddTransportInfo(TransportInfo(

1518 kDataContentName, TransportDescription(kUfragData, kPwdData))));

1519 }

1520

1521 bool TestDeserializeDirection(cricket::MediaContentDirection direction) {

1522 std::string new_sdp = kSdpFullString;

1523 ReplaceDirection(direction, &new_sdp);

1524 JsepSessionDescription new_jdesc(kDummyString);

1525

1526 EXPECT_TRUE(SdpDeserialize(new_sdp, &new_jdesc));

1527

1528 audio_desc_->set_direction(direction);

1529 video_desc_->set_direction(direction);

1530 if (!jdesc_.Initialize(desc_.Copy(),

1531 jdesc_.session_id(),

1532 jdesc_.session_version())) {

1533 return false;

1534 }

1535 EXPECT_TRUE(CompareSessionDescription(jdesc_, new_jdesc));

1536 return true;

1537 }

1538

1539 bool TestDeserializeRejected(bool audio_rejected, bool video_rejected) {

1540 std::string new_sdp = kSdpString;

1541 ReplaceRejected(audio_rejected, video_rejected, &new_sdp);

1542 JsepSessionDescription new_jdesc(JsepSessionDescription::kOffer);

1543 EXPECT_TRUE(SdpDeserialize(new_sdp, &new_jdesc));

1544

1545 audio_desc_ = static_cast<AudioContentDescription*>(

1546 audio_desc_->Copy());

1547 video_desc_ = static_cast<VideoContentDescription*>(

1548 video_desc_->Copy());

1549 desc_.RemoveContentByName(kAudioContentName);

1550 desc_.RemoveContentByName(kVideoContentName);

1551 desc_.AddContent(kAudioContentName, NS_JINGLE_RTP, audio_rejected,

1552 audio_desc_);

1553 desc_.AddContent(kVideoContentName, NS_JINGLE_RTP, video_rejected,

1554 video_desc_);

1555 SetIceUfragPwd(kAudioContentName, audio_rejected ? "" : kUfragVoice,

1556 audio_rejected ? "" : kPwdVoice);

1557 SetIceUfragPwd(kVideoContentName, video_rejected ? "" : kUfragVideo,

1558 video_rejected ? "" : kPwdVideo);

1559 JsepSessionDescription jdesc_no_candidates(kDummyString);

1560 if (!jdesc_no_candidates.Initialize(desc_.Copy(), jdesc_.session_id(),

1561 jdesc_.session_version())) {

1562 return false;

1563 }

1564 EXPECT_TRUE(CompareSessionDescription(jdesc_no_candidates, new_jdesc));

1565 return true;

1566 }

1567

1568 void TestDeserializeExtmap(bool session_level, bool media_level) {

1569 AddExtmap();

1570 JsepSessionDescription new_jdesc("dummy");

1571 ASSERT_TRUE(new_jdesc.Initialize(desc_.Copy(),

1572 jdesc_.session_id(),

1573 jdesc_.session_version()));

1574 JsepSessionDescription jdesc_with_extmap("dummy");

1575 std::string sdp_with_extmap = kSdpString;

1576 if (session_level) {

1577 InjectAfter(kSessionTime, kExtmapWithDirectionAndAttribute,

1578 &sdp_with_extmap);

1579 }

1580 if (media_level) {

1581 InjectAfter(kAttributeIcePwdVoice, kExtmapWithDirectionAndAttribute,

1582 &sdp_with_extmap);

1583 InjectAfter(kAttributeIcePwdVideo, kExtmapWithDirectionAndAttribute,

1584 &sdp_with_extmap);

1585 }

1586 // The extmap can't be present at the same time in both session level and

1587 // media level.

1588 if (session_level && media_level) {

1589 SdpParseError error;

1590 EXPECT_FALSE(webrtc::SdpDeserialize(sdp_with_extmap,

1591 &jdesc_with_extmap, &error));

1592 EXPECT_NE(std::string::npos, error.description.find("a=extmap"));

1593 } else {

1594 EXPECT_TRUE(SdpDeserialize(sdp_with_extmap, &jdesc_with_extmap));

1595 EXPECT_TRUE(CompareSessionDescription(jdesc_with_extmap, new_jdesc));

1596 }

1597 }

1598

1599 void VerifyCodecParameter(const cricket::CodecParameterMap& params,

1600 const std::string& name, int expected_value) {

1601 cricket::CodecParameterMap::const_iterator found = params.find(name);

1602 ASSERT_TRUE(found != params.end());

1603 EXPECT_EQ(found->second, rtc::ToString<int>(expected_value));

1604 }

1605

1606 void TestDeserializeCodecParams(const CodecParams& params,

1607 JsepSessionDescription* jdesc_output) {

1608 std::string sdp =

1609 "v=0\r\n"

1610 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

1611 "s=-\r\n"

1612 "t=0 0\r\n"

1613 // Include semantics for WebRTC Media Streams since it is supported by

1614 // this parser, and will be added to the SDP when serializing a session

1615 // description.

1616 "a=msid-semantic: WMS\r\n"

1617 // Pl type 111 preferred.

1618 "m=audio 9 RTP/SAVPF 111 104 103\r\n"

1619 // Pltype 111 listed before 103 and 104 in the map.

1620 "a=rtpmap:111 opus/48000/2\r\n"

1621 // Pltype 103 listed before 104.

1622 "a=rtpmap:103 ISAC/16000\r\n"

1623 "a=rtpmap:104 ISAC/32000\r\n"

1624 "a=fmtp:111 0-15,66,70\r\n"

1625 "a=fmtp:111 ";

1626 std::ostringstream os;

1627 os << "minptime=" << params.min_ptime << "; stereo=" << params.stereo

1628 << "; sprop-stereo=" << params.sprop_stereo

1629 << "; useinbandfec=" << params.useinband

1630 << "; maxaveragebitrate=" << params.maxaveragebitrate << "\r\n"

1631 << "a=ptime:" << params.ptime << "\r\n"

1632 << "a=maxptime:" << params.max_ptime << "\r\n";

1633 sdp += os.str();

1634

1635 os.clear();

1636 os.str("");

1637 // Pl type 100 preferred.

1638 os << "m=video 9 RTP/SAVPF 99 95\r\n"

1639 << "a=rtpmap:99 VP8/90000\r\n"

1640 << "a=rtpmap:95 RTX/90000\r\n"

1641 << "a=fmtp:95 apt=99;\r\n";

1642 sdp += os.str();

1643

1644 // Deserialize

1645 SdpParseError error;

1646 EXPECT_TRUE(webrtc::SdpDeserialize(sdp, jdesc_output, &error));

1647

1648 const ContentInfo* ac = GetFirstAudioContent(jdesc_output->description());

1649 ASSERT_TRUE(ac != NULL);

1650 const AudioContentDescription* acd =

1651 static_cast<const AudioContentDescription*>(ac->description);

1652 ASSERT_FALSE(acd->codecs().empty());

1653 cricket::AudioCodec opus = acd->codecs()[0];

1654 EXPECT_EQ("opus", opus.name);

1655 EXPECT_EQ(111, opus.id);

1656 VerifyCodecParameter(opus.params, "minptime", params.min_ptime);

1657 VerifyCodecParameter(opus.params, "stereo", params.stereo);

1658 VerifyCodecParameter(opus.params, "sprop-stereo", params.sprop_stereo);

1659 VerifyCodecParameter(opus.params, "useinbandfec", params.useinband);

1660 VerifyCodecParameter(opus.params, "maxaveragebitrate",

1661 params.maxaveragebitrate);

1662 for (size_t i = 0; i < acd->codecs().size(); ++i) {

1663 cricket::AudioCodec codec = acd->codecs()[i];

1664 VerifyCodecParameter(codec.params, "ptime", params.ptime);

1665 VerifyCodecParameter(codec.params, "maxptime", params.max_ptime);

1666 if (codec.name == "ISAC") {

1667 if (codec.clockrate == 16000) {

1668 EXPECT_EQ(32000, codec.bitrate);

1669 } else {

1670 EXPECT_EQ(56000, codec.bitrate);

1671 }

1672 }

1673 }

1674

1675 const ContentInfo* vc = GetFirstVideoContent(jdesc_output->description());

1676 ASSERT_TRUE(vc != NULL);

1677 const VideoContentDescription* vcd =

1678 static_cast<const VideoContentDescription*>(vc->description);

1679 ASSERT_FALSE(vcd->codecs().empty());

1680 cricket::VideoCodec vp8 = vcd->codecs()[0];

1681 EXPECT_EQ("VP8", vp8.name);

1682 EXPECT_EQ(99, vp8.id);

1683 cricket::VideoCodec rtx = vcd->codecs()[1];

1684 EXPECT_EQ("RTX", rtx.name);

1685 EXPECT_EQ(95, rtx.id);

1686 VerifyCodecParameter(rtx.params, "apt", vp8.id);

1687 }

1688

1689 void TestDeserializeRtcpFb(JsepSessionDescription* jdesc_output,

1690 bool use_wildcard) {

1691 std::string sdp_session_and_audio =

1692 "v=0\r\n"

1693 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

1694 "s=-\r\n"

1695 "t=0 0\r\n"

1696 // Include semantics for WebRTC Media Streams since it is supported by

1697 // this parser, and will be added to the SDP when serializing a session

1698 // description.

1699 "a=msid-semantic: WMS\r\n"

1700 "m=audio 9 RTP/SAVPF 111\r\n"

1701 "a=rtpmap:111 opus/48000/2\r\n";

1702 std::string sdp_video =

1703 "m=video 3457 RTP/SAVPF 101\r\n"

1704 "a=rtpmap:101 VP8/90000\r\n"

1705 "a=rtcp-fb:101 nack\r\n"

1706 "a=rtcp-fb:101 nack pli\r\n"

1707 "a=rtcp-fb:101 goog-remb\r\n";

1708 std::ostringstream os;

1709 os << sdp_session_and_audio;

1710 os << "a=rtcp-fb:" << (use_wildcard ? "*" : "111") << " nack\r\n";

1711 os << sdp_video;

1712 os << "a=rtcp-fb:" << (use_wildcard ? "*" : "101") << " ccm fir\r\n";

1713 std::string sdp = os.str();

1714 // Deserialize

1715 SdpParseError error;

1716 EXPECT_TRUE(webrtc::SdpDeserialize(sdp, jdesc_output, &error));

1717 const ContentInfo* ac = GetFirstAudioContent(jdesc_output->description());

1718 ASSERT_TRUE(ac != NULL);

1719 const AudioContentDescription* acd =

1720 static_cast<const AudioContentDescription*>(ac->description);

1721 ASSERT_FALSE(acd->codecs().empty());

1722 cricket::AudioCodec opus = acd->codecs()[0];

1723 EXPECT_EQ(111, opus.id);

1724 EXPECT_TRUE(opus.HasFeedbackParam(

1725 cricket::FeedbackParam(cricket::kRtcpFbParamNack,

1726 cricket::kParamValueEmpty)));

1727

1728 const ContentInfo* vc = GetFirstVideoContent(jdesc_output->description());

1729 ASSERT_TRUE(vc != NULL);

1730 const VideoContentDescription* vcd =

1731 static_cast<const VideoContentDescription*>(vc->description);

1732 ASSERT_FALSE(vcd->codecs().empty());

1733 cricket::VideoCodec vp8 = vcd->codecs()[0];

1734 EXPECT_STREQ(webrtc::JsepSessionDescription::kDefaultVideoCodecName,

1735 vp8.name.c_str());

1736 EXPECT_EQ(101, vp8.id);

1737 EXPECT_TRUE(vp8.HasFeedbackParam(

1738 cricket::FeedbackParam(cricket::kRtcpFbParamNack,

1739 cricket::kParamValueEmpty)));

1740 EXPECT_TRUE(vp8.HasFeedbackParam(

1741 cricket::FeedbackParam(cricket::kRtcpFbParamNack,

1742 cricket::kRtcpFbNackParamPli)));

1743 EXPECT_TRUE(vp8.HasFeedbackParam(

1744 cricket::FeedbackParam(cricket::kRtcpFbParamRemb,

1745 cricket::kParamValueEmpty)));

1746 EXPECT_TRUE(vp8.HasFeedbackParam(

1747 cricket::FeedbackParam(cricket::kRtcpFbParamCcm,

1748 cricket::kRtcpFbCcmParamFir)));

1749 }

1750

1751 // Two SDP messages can mean the same thing but be different strings, e.g.

1752 // some of the lines can be serialized in different order.

1753 // However, a deserialized description can be compared field by field and has

1754 // no order. If deserializer has already been tested, serializing then

1755 // deserializing and comparing JsepSessionDescription will test

1756 // the serializer sufficiently.

1757 void TestSerialize(const JsepSessionDescription& jdesc,

1758 bool unified_plan_sdp) {

1759 std::string message = webrtc::SdpSerialize(jdesc, unified_plan_sdp);

1760 JsepSessionDescription jdesc_output_des(kDummyString);

1761 SdpParseError error;

1762 EXPECT_TRUE(webrtc::SdpDeserialize(message, &jdesc_output_des, &error));

1763 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output_des));

1764 }

1765

1766 protected:

1767 SessionDescription desc_;

1768 AudioContentDescription* audio_desc_;

1769 VideoContentDescription* video_desc_;

1770 DataContentDescription* data_desc_;

1771 Candidates candidates_;

1772 std::unique_ptr<IceCandidateInterface> jcandidate_;

1773 JsepSessionDescription jdesc_;

1774 };

1775

1776 void TestMismatch(const std::string& string1, const std::string& string2) {

1777 int position = 0;

1778 for (size_t i = 0; i < string1.length() && i < string2.length(); ++i) {

1779 if (string1.c_str()[i] != string2.c_str()[i]) {

1780 position = static_cast<int>(i);

1781 break;

1782 }

1783 }

1784 EXPECT_EQ(0, position) << "Strings mismatch at the " << position

1785 << " character\n"

1786 << " 1: " << string1.substr(position, 20) << "\n"

1787 << " 2: " << string2.substr(position, 20) << "\n";

1788 }

1789

1790 TEST_F(WebRtcSdpTest, SerializeSessionDescription) {

1791 // SessionDescription with desc and candidates.

1792 std::string message = webrtc::SdpSerialize(jdesc_, false);

1793 TestMismatch(std::string(kSdpFullString), message);

1794 }

1795

1796 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionEmpty) {

1797 JsepSessionDescription jdesc_empty(kDummyString);

1798 EXPECT_EQ("", webrtc::SdpSerialize(jdesc_empty, false));

1799 }

1800

1801 // This tests serialization of SDP with only IPv6 candidates and verifies that

1802 // IPv6 is used as default address in c line according to preference.

1803 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithIPv6Only) {

1804 // Only test 1 m line.

1805 desc_.RemoveContentByName("video_content_name");

1806 // Stun has a high preference than local host.

1807 cricket::Candidate candidate1(

1808 cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

1809 rtc::SocketAddress("::1", 1234), kCandidatePriority, "", "",

1810 cricket::STUN_PORT_TYPE, kCandidateGeneration, kCandidateFoundation1);

1811 cricket::Candidate candidate2(

1812 cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

1813 rtc::SocketAddress("::2", 1235), kCandidatePriority, "", "",

1814 cricket::LOCAL_PORT_TYPE, kCandidateGeneration, kCandidateFoundation1);

1815 JsepSessionDescription jdesc(kDummyString);

1816 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

1817

1818 // Only add the candidates to audio m line.

1819 JsepIceCandidate jice1("audio_content_name", 0, candidate1);

1820 JsepIceCandidate jice2("audio_content_name", 0, candidate2);

1821 ASSERT_TRUE(jdesc.AddCandidate(&jice1));

1822 ASSERT_TRUE(jdesc.AddCandidate(&jice2));

1823 std::string message = webrtc::SdpSerialize(jdesc, false);

1824

1825 // Audio line should have a c line like this one.

1826 EXPECT_NE(message.find("c=IN IP6 ::1"), std::string::npos);

1827 // Shouldn't have a IP4 c line.

1828 EXPECT_EQ(message.find("c=IN IP4"), std::string::npos);

1829 }

1830

1831 // This tests serialization of SDP with both IPv4 and IPv6 candidates and

1832 // verifies that IPv4 is used as default address in c line even if the

1833 // preference of IPv4 is lower.

1834 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithBothIPFamilies) {

1835 // Only test 1 m line.

1836 desc_.RemoveContentByName("video_content_name");

1837 cricket::Candidate candidate_v4(

1838 cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

1839 rtc::SocketAddress("192.168.1.5", 1234), kCandidatePriority, "", "",

1840 cricket::STUN_PORT_TYPE, kCandidateGeneration, kCandidateFoundation1);

1841 cricket::Candidate candidate_v6(

1842 cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

1843 rtc::SocketAddress("::1", 1234), kCandidatePriority, "", "",

1844 cricket::LOCAL_PORT_TYPE, kCandidateGeneration, kCandidateFoundation1);

1845 JsepSessionDescription jdesc(kDummyString);

1846 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

1847

1848 // Only add the candidates to audio m line.

1849 JsepIceCandidate jice_v4("audio_content_name", 0, candidate_v4);

1850 JsepIceCandidate jice_v6("audio_content_name", 0, candidate_v6);

1851 ASSERT_TRUE(jdesc.AddCandidate(&jice_v4));

1852 ASSERT_TRUE(jdesc.AddCandidate(&jice_v6));

1853 std::string message = webrtc::SdpSerialize(jdesc, false);

1854

1855 // Audio line should have a c line like this one.

1856 EXPECT_NE(message.find("c=IN IP4 192.168.1.5"), std::string::npos);

1857 // Shouldn't have a IP6 c line.

1858 EXPECT_EQ(message.find("c=IN IP6"), std::string::npos);

1859 }

1860

1861 // This tests serialization of SDP with both UDP and TCP candidates and

1862 // verifies that UDP is used as default address in c line even if the

1863 // preference of UDP is lower.

1864 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithBothProtocols) {

1865 // Only test 1 m line.

1866 desc_.RemoveContentByName("video_content_name");

1867 // Stun has a high preference than local host.

1868 cricket::Candidate candidate1(

1869 cricket::ICE_CANDIDATE_COMPONENT_RTP, "tcp",

1870 rtc::SocketAddress("::1", 1234), kCandidatePriority, "", "",

1871 cricket::STUN_PORT_TYPE, kCandidateGeneration, kCandidateFoundation1);

1872 cricket::Candidate candidate2(

1873 cricket::ICE_CANDIDATE_COMPONENT_RTP, "udp",

1874 rtc::SocketAddress("fe80::1234:5678:abcd:ef12", 1235), kCandidatePriority,

1875 "", "", cricket::LOCAL_PORT_TYPE, kCandidateGeneration,

1876 kCandidateFoundation1);

1877 JsepSessionDescription jdesc(kDummyString);

1878 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

1879

1880 // Only add the candidates to audio m line.

1881 JsepIceCandidate jice1("audio_content_name", 0, candidate1);

1882 JsepIceCandidate jice2("audio_content_name", 0, candidate2);

1883 ASSERT_TRUE(jdesc.AddCandidate(&jice1));

1884 ASSERT_TRUE(jdesc.AddCandidate(&jice2));

1885 std::string message = webrtc::SdpSerialize(jdesc, false);

1886

1887 // Audio line should have a c line like this one.

1888 EXPECT_NE(message.find("c=IN IP6 fe80::1234:5678:abcd:ef12"),

1889 std::string::npos);

1890 // Shouldn't have a IP4 c line.

1891 EXPECT_EQ(message.find("c=IN IP4"), std::string::npos);

1892 }

1893

1894 // This tests serialization of SDP with only TCP candidates and verifies that

1895 // null IPv4 is used as default address in c line.

1896 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithTCPOnly) {

1897 // Only test 1 m line.

1898 desc_.RemoveContentByName("video_content_name");

1899 // Stun has a high preference than local host.

1900 cricket::Candidate candidate1(

1901 cricket::ICE_CANDIDATE_COMPONENT_RTP, "tcp",

1902 rtc::SocketAddress("::1", 1234), kCandidatePriority, "", "",

1903 cricket::STUN_PORT_TYPE, kCandidateGeneration, kCandidateFoundation1);

1904 cricket::Candidate candidate2(

1905 cricket::ICE_CANDIDATE_COMPONENT_RTP, "tcp",

1906 rtc::SocketAddress("::2", 1235), kCandidatePriority, "", "",

1907 cricket::LOCAL_PORT_TYPE, kCandidateGeneration, kCandidateFoundation1);

1908 JsepSessionDescription jdesc(kDummyString);

1909 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

1910

1911 // Only add the candidates to audio m line.

1912 JsepIceCandidate jice1("audio_content_name", 0, candidate1);

1913 JsepIceCandidate jice2("audio_content_name", 0, candidate2);

1914 ASSERT_TRUE(jdesc.AddCandidate(&jice1));

1915 ASSERT_TRUE(jdesc.AddCandidate(&jice2));

1916 std::string message = webrtc::SdpSerialize(jdesc, false);

1917

1918 // Audio line should have a c line like this one when no any default exists.

1919 EXPECT_NE(message.find("c=IN IP4 0.0.0.0"), std::string::npos);

1920 }

1921

1922 // This tests serialization of SDP with a=crypto and a=fingerprint, as would be

1923 // the case in a DTLS offer.

1924 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithFingerprint) {

1925 AddFingerprint();

1926 JsepSessionDescription jdesc_with_fingerprint(kDummyString);

1927 ASSERT_TRUE(jdesc_with_fingerprint.Initialize(desc_.Copy(),

1928 kSessionId, kSessionVersion));

1929 std::string message = webrtc::SdpSerialize(jdesc_with_fingerprint, false);

1930

1931 std::string sdp_with_fingerprint = kSdpString;

1932 InjectAfter(kAttributeIcePwdVoice,

1933 kFingerprint, &sdp_with_fingerprint);

1934 InjectAfter(kAttributeIcePwdVideo,

1935 kFingerprint, &sdp_with_fingerprint);

1936

1937 EXPECT_EQ(sdp_with_fingerprint, message);

1938 }

1939

1940 // This tests serialization of SDP with a=fingerprint with no a=crypto, as would

1941 // be the case in a DTLS answer.

1942 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithFingerprintNoCryptos) {

1943 AddFingerprint();

1944 RemoveCryptos();

1945 JsepSessionDescription jdesc_with_fingerprint(kDummyString);

1946 ASSERT_TRUE(jdesc_with_fingerprint.Initialize(desc_.Copy(),

1947 kSessionId, kSessionVersion));

1948 std::string message = webrtc::SdpSerialize(jdesc_with_fingerprint, false);

1949

1950 std::string sdp_with_fingerprint = kSdpString;

1951 Replace(kAttributeCryptoVoice, "", &sdp_with_fingerprint);

1952 Replace(kAttributeCryptoVideo, "", &sdp_with_fingerprint);

1953 InjectAfter(kAttributeIcePwdVoice,

1954 kFingerprint, &sdp_with_fingerprint);

1955 InjectAfter(kAttributeIcePwdVideo,

1956 kFingerprint, &sdp_with_fingerprint);

1957

1958 EXPECT_EQ(sdp_with_fingerprint, message);

1959 }

1960

1961 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithoutCandidates) {

1962 // JsepSessionDescription with desc but without candidates.

1963 JsepSessionDescription jdesc_no_candidates(kDummyString);

1964 ASSERT_TRUE(jdesc_no_candidates.Initialize(desc_.Copy(), kSessionId,

1965 kSessionVersion));

1966 std::string message = webrtc::SdpSerialize(jdesc_no_candidates, false);

1967 EXPECT_EQ(std::string(kSdpString), message);

1968 }

1969

1970 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithBundle) {

1971 ContentGroup group(cricket::GROUP_TYPE_BUNDLE);

1972 group.AddContentName(kAudioContentName);

1973 group.AddContentName(kVideoContentName);

1974 desc_.AddGroup(group);

1975 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

1976 jdesc_.session_id(),

1977 jdesc_.session_version()));

1978 std::string message = webrtc::SdpSerialize(jdesc_, false);

1979 std::string sdp_with_bundle = kSdpFullString;

1980 InjectAfter(kSessionTime,

1981 "a=group:BUNDLE audio_content_name video_content_name\r\n",

1982 &sdp_with_bundle);

1983 EXPECT_EQ(sdp_with_bundle, message);

1984 }

1985

1986 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithBandwidth) {

1987 VideoContentDescription* vcd = static_cast<VideoContentDescription*>(

1988 GetFirstVideoContent(&desc_)->description);

1989 vcd->set_bandwidth(100 * 1000);

1990 AudioContentDescription* acd = static_cast<AudioContentDescription*>(

1991 GetFirstAudioContent(&desc_)->description);

1992 acd->set_bandwidth(50 * 1000);

1993 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

1994 jdesc_.session_id(),

1995 jdesc_.session_version()));

1996 std::string message = webrtc::SdpSerialize(jdesc_, false);

1997 std::string sdp_with_bandwidth = kSdpFullString;

1998 InjectAfter("c=IN IP4 74.125.224.39\r\n",

1999 "b=AS:100\r\n",

2000 &sdp_with_bandwidth);

2001 InjectAfter("c=IN IP4 74.125.127.126\r\n",

2002 "b=AS:50\r\n",

2003 &sdp_with_bandwidth);

2004 EXPECT_EQ(sdp_with_bandwidth, message);

2005 }

2006

2007 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithIceOptions) {

2008 std::vector<std::string> transport_options;

2009 transport_options.push_back(kIceOption1);

2010 transport_options.push_back(kIceOption3);

2011 AddIceOptions(kAudioContentName, transport_options);

2012 transport_options.clear();

2013 transport_options.push_back(kIceOption2);

2014 transport_options.push_back(kIceOption3);

2015 AddIceOptions(kVideoContentName, transport_options);

2016 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

2017 jdesc_.session_id(),

2018 jdesc_.session_version()));

2019 std::string message = webrtc::SdpSerialize(jdesc_, false);

2020 std::string sdp_with_ice_options = kSdpFullString;

2021 InjectAfter(kAttributeIcePwdVoice,

2022 "a=ice-options:iceoption1 iceoption3\r\n",

2023 &sdp_with_ice_options);

2024 InjectAfter(kAttributeIcePwdVideo,

2025 "a=ice-options:iceoption2 iceoption3\r\n",

2026 &sdp_with_ice_options);

2027 EXPECT_EQ(sdp_with_ice_options, message);

2028 }

2029

2030 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithRecvOnlyContent) {

2031 EXPECT_TRUE(TestSerializeDirection(cricket::MD_RECVONLY));

2032 }

2033

2034 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithSendOnlyContent) {

2035 EXPECT_TRUE(TestSerializeDirection(cricket::MD_SENDONLY));

2036 }

2037

2038 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithInactiveContent) {

2039 EXPECT_TRUE(TestSerializeDirection(cricket::MD_INACTIVE));

2040 }

2041

2042 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithAudioRejected) {

2043 EXPECT_TRUE(TestSerializeRejected(true, false));

2044 }

2045

2046 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithVideoRejected) {

2047 EXPECT_TRUE(TestSerializeRejected(false, true));

2048 }

2049

2050 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithAudioVideoRejected) {

2051 EXPECT_TRUE(TestSerializeRejected(true, true));

2052 }

2053

2054 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithRtpDataChannel) {

2055 AddRtpDataChannel();

2056 JsepSessionDescription jsep_desc(kDummyString);

2057

2058 ASSERT_TRUE(jsep_desc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2059 std::string message = webrtc::SdpSerialize(jsep_desc, false);

2060

2061 std::string expected_sdp = kSdpString;

2062 expected_sdp.append(kSdpRtpDataChannelString);

2063 EXPECT_EQ(expected_sdp, message);

2064 }

2065

2066 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithSctpDataChannel) {

2067 AddSctpDataChannel();

2068 JsepSessionDescription jsep_desc(kDummyString);

2069

2070 ASSERT_TRUE(jsep_desc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2071 std::string message = webrtc::SdpSerialize(jsep_desc, false);

2072

2073 std::string expected_sdp = kSdpString;

2074 expected_sdp.append(kSdpSctpDataChannelString);

2075 EXPECT_EQ(message, expected_sdp);

2076 }

2077

2078 TEST_F(WebRtcSdpTest, SerializeWithSctpDataChannelAndNewPort) {

2079 AddSctpDataChannel();

2080 JsepSessionDescription jsep_desc(kDummyString);

2081

2082 ASSERT_TRUE(jsep_desc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2083 DataContentDescription* dcdesc = static_cast<DataContentDescription*>(

2084 jsep_desc.description()->GetContentDescriptionByName(kDataContentName));

2085

2086 const int kNewPort = 1234;

2087 cricket::DataCodec codec(cricket::kGoogleSctpDataCodecPlType,

2088 cricket::kGoogleSctpDataCodecName);

2089 codec.SetParam(cricket::kCodecParamPort, kNewPort);

2090 dcdesc->AddOrReplaceCodec(codec);

2091

2092 std::string message = webrtc::SdpSerialize(jsep_desc, false);

2093

2094 std::string expected_sdp = kSdpString;

2095 expected_sdp.append(kSdpSctpDataChannelString);

2096

2097 char default_portstr[16];

2098 char new_portstr[16];

2099 rtc::sprintfn(default_portstr, sizeof(default_portstr), "%d",

2100 kDefaultSctpPort);

2101 rtc::sprintfn(new_portstr, sizeof(new_portstr), "%d", kNewPort);

2102 rtc::replace_substrs(default_portstr, strlen(default_portstr),

2103 new_portstr, strlen(new_portstr),

2104 &expected_sdp);

2105

2106 EXPECT_EQ(expected_sdp, message);

2107 }

2108

2109 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithDataChannelAndBandwidth) {

2110 AddRtpDataChannel();

2111 data_desc_->set_bandwidth(100*1000);

2112 JsepSessionDescription jsep_desc(kDummyString);

2113

2114 ASSERT_TRUE(jsep_desc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2115 std::string message = webrtc::SdpSerialize(jsep_desc, false);

2116

2117 std::string expected_sdp = kSdpString;

2118 expected_sdp.append(kSdpRtpDataChannelString);

2119 // Serializing data content shouldn't ignore bandwidth settings.

2120 InjectAfter("m=application 9 RTP/SAVPF 101\r\nc=IN IP4 0.0.0.0\r\n",

2121 "b=AS:100\r\n",

2122 &expected_sdp);

2123 EXPECT_EQ(expected_sdp, message);

2124 }

2125

2126 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithExtmap) {

2127 AddExtmap();

2128 JsepSessionDescription desc_with_extmap("dummy");

2129 ASSERT_TRUE(desc_with_extmap.Initialize(desc_.Copy(),

2130 kSessionId, kSessionVersion));

2131 std::string message = webrtc::SdpSerialize(desc_with_extmap, false);

2132

2133 std::string sdp_with_extmap = kSdpString;

2134 InjectAfter("a=mid:audio_content_name\r\n",

2135 kExtmap, &sdp_with_extmap);

2136 InjectAfter("a=mid:video_content_name\r\n",

2137 kExtmap, &sdp_with_extmap);

2138

2139 EXPECT_EQ(sdp_with_extmap, message);

2140 }

2141

2142 TEST_F(WebRtcSdpTest, SerializeCandidates) {

2143 std::string message = webrtc::SdpSerializeCandidate(*jcandidate_);

2144 EXPECT_EQ(std::string(kRawCandidate), message);

2145

2146 Candidate candidate_with_ufrag(candidates_.front());

2147 candidate_with_ufrag.set_username("ABC");

2148 jcandidate_.reset(new JsepIceCandidate(std::string("audio_content_name"), 0,

2149 candidate_with_ufrag));

2150 message = webrtc::SdpSerializeCandidate(*jcandidate_);

2151 EXPECT_EQ(std::string(kRawCandidate) + " ufrag ABC", message);

2152

2153 Candidate candidate_with_network_info(candidates_.front());

2154 candidate_with_network_info.set_network_id(1);

2155 jcandidate_.reset(new JsepIceCandidate(std::string("audio"), 0,

2156 candidate_with_network_info));

2157 message = webrtc::SdpSerializeCandidate(*jcandidate_);

2158 EXPECT_EQ(std::string(kRawCandidate) + " network-id 1", message);

2159 candidate_with_network_info.set_network_cost(999);

2160 jcandidate_.reset(new JsepIceCandidate(std::string("audio"), 0,

2161 candidate_with_network_info));

2162 message = webrtc::SdpSerializeCandidate(*jcandidate_);

2163 EXPECT_EQ(std::string(kRawCandidate) + " network-id 1 network-cost 999",

2164 message);

2165 }

2166

2167 // TODO(mallinath) : Enable this test once WebRTCSdp capable of parsing

2168 // RFC 6544.

2169 TEST_F(WebRtcSdpTest, SerializeTcpCandidates) {

2170 Candidate candidate(ICE_CANDIDATE_COMPONENT_RTP, "tcp",

2171 rtc::SocketAddress("192.168.1.5", 9), kCandidatePriority,

2172 "", "", LOCAL_PORT_TYPE, kCandidateGeneration,

2173 kCandidateFoundation1);

2174 candidate.set_tcptype(cricket::TCPTYPE_ACTIVE_STR);

2175 std::unique_ptr<IceCandidateInterface> jcandidate(

2176 new JsepIceCandidate(std::string("audio_content_name"), 0, candidate));

2177

2178 std::string message = webrtc::SdpSerializeCandidate(*jcandidate);

2179 EXPECT_EQ(std::string(kSdpTcpActiveCandidate), message);

2180 }

2181

2182 TEST_F(WebRtcSdpTest, SerializeSessionDescriptionWithH264) {

2183 cricket::VideoCodec h264_codec("H264");

2184 h264_codec.SetParam("profile-level-id", "42e01f");

2185 h264_codec.SetParam("level-asymmetry-allowed", "1");

2186 h264_codec.SetParam("packetization-mode", "1");

2187 video_desc_->AddCodec(h264_codec);

2188

2189 jdesc_.Initialize(desc_.Copy(), kSessionId, kSessionVersion);

2190

2191 std::string message = webrtc::SdpSerialize(jdesc_, false);

2192 size_t after_pt = message.find(" H264/90000");

2193 ASSERT_NE(after_pt, std::string::npos);

2194 size_t before_pt = message.rfind("a=rtpmap:", after_pt);

2195 ASSERT_NE(before_pt, std::string::npos);

2196 before_pt += strlen("a=rtpmap:");

2197 std::string pt = message.substr(before_pt, after_pt - before_pt);

2198 // TODO(hta): Check if payload type \|pt\| occurs in the m=video line.

2199 std::string to_find = "a=fmtp:" + pt + " ";

2200 size_t fmtp_pos = message.find(to_find);

2201 ASSERT_NE(std::string::npos, fmtp_pos) << "Failed to find " << to_find;

2202 size_t fmtp_endpos = message.find("\n", fmtp_pos);

2203 ASSERT_NE(std::string::npos, fmtp_endpos);

2204 std::string fmtp_value = message.substr(fmtp_pos, fmtp_endpos);

2205 EXPECT_NE(std::string::npos, fmtp_value.find("level-asymmetry-allowed=1"));

2206 EXPECT_NE(std::string::npos, fmtp_value.find("packetization-mode=1"));

2207 EXPECT_NE(std::string::npos, fmtp_value.find("profile-level-id=42e01f"));

2208 // Check that there are no spaces after semicolons.

2209 // https://bugs.webrtc.org/5793

2210 EXPECT_EQ(std::string::npos, fmtp_value.find("; "));

2211 }

2212

2213 TEST_F(WebRtcSdpTest, DeserializeSessionDescription) {

2214 JsepSessionDescription jdesc(kDummyString);

2215 // Deserialize

2216 EXPECT_TRUE(SdpDeserialize(kSdpFullString, &jdesc));

2217 // Verify

2218 EXPECT_TRUE(CompareSessionDescription(jdesc_, jdesc));

2219 }

2220

2221 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithoutMline) {

2222 JsepSessionDescription jdesc(kDummyString);

2223 const char kSdpWithoutMline[] =

2224 "v=0\r\n"

2225 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

2226 "s=-\r\n"

2227 "t=0 0\r\n"

2228 "a=msid-semantic: WMS local_stream_1 local_stream_2\r\n";

2229 // Deserialize

2230 EXPECT_TRUE(SdpDeserialize(kSdpWithoutMline, &jdesc));

2231 EXPECT_EQ(0u, jdesc.description()->contents().size());

2232 }

2233

2234 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithoutCarriageReturn) {

2235 JsepSessionDescription jdesc(kDummyString);

2236 std::string sdp_without_carriage_return = kSdpFullString;

2237 Replace("\r\n", "\n", &sdp_without_carriage_return);

2238 // Deserialize

2239 EXPECT_TRUE(SdpDeserialize(sdp_without_carriage_return, &jdesc));

2240 // Verify

2241 EXPECT_TRUE(CompareSessionDescription(jdesc_, jdesc));

2242 }

2243

2244 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithoutCandidates) {

2245 // SessionDescription with desc but without candidates.

2246 JsepSessionDescription jdesc_no_candidates(kDummyString);

2247 ASSERT_TRUE(jdesc_no_candidates.Initialize(desc_.Copy(),

2248 kSessionId, kSessionVersion));

2249 JsepSessionDescription new_jdesc(kDummyString);

2250 EXPECT_TRUE(SdpDeserialize(kSdpString, &new_jdesc));

2251 EXPECT_TRUE(CompareSessionDescription(jdesc_no_candidates, new_jdesc));

2252 }

2253

2254 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithoutRtpmap) {

2255 static const char kSdpNoRtpmapString[] =

2256 "v=0\r\n"

2257 "o=- 11 22 IN IP4 127.0.0.1\r\n"

2258 "s=-\r\n"

2259 "t=0 0\r\n"

2260 "m=audio 49232 RTP/AVP 0 18 103\r\n"

2261 // Codec that doesn't appear in the m= line will be ignored.

2262 "a=rtpmap:104 ISAC/32000\r\n"

2263 // The rtpmap line for static payload codec is optional.

2264 "a=rtpmap:18 G729/16000\r\n"

2265 "a=rtpmap:103 ISAC/16000\r\n";

2266

2267 JsepSessionDescription jdesc(kDummyString);

2268 EXPECT_TRUE(SdpDeserialize(kSdpNoRtpmapString, &jdesc));

2269 cricket::AudioContentDescription* audio =

2270 static_cast<AudioContentDescription*>(

2271 jdesc.description()->GetContentDescriptionByName(cricket::CN_AUDIO));

2272 AudioCodecs ref_codecs;

2273 // The codecs in the AudioContentDescription should be in the same order as

2274 // the payload types (<fmt>s) on the m= line.

2275 ref_codecs.push_back(AudioCodec(0, "PCMU", 8000, 0, 1));

2276 ref_codecs.push_back(AudioCodec(18, "G729", 16000, 0, 1));

2277 ref_codecs.push_back(AudioCodec(103, "ISAC", 16000, 32000, 1));

2278 EXPECT_EQ(ref_codecs, audio->codecs());

2279 }

2280

2281 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithoutRtpmapButWithFmtp) {

2282 static const char kSdpNoRtpmapString[] =

2283 "v=0\r\n"

2284 "o=- 11 22 IN IP4 127.0.0.1\r\n"

2285 "s=-\r\n"

2286 "t=0 0\r\n"

2287 "m=audio 49232 RTP/AVP 18 103\r\n"

2288 "a=fmtp:18 annexb=yes\r\n"

2289 "a=rtpmap:103 ISAC/16000\r\n";

2290

2291 JsepSessionDescription jdesc(kDummyString);

2292 EXPECT_TRUE(SdpDeserialize(kSdpNoRtpmapString, &jdesc));

2293 cricket::AudioContentDescription* audio =

2294 static_cast<AudioContentDescription*>(

2295 jdesc.description()->GetContentDescriptionByName(cricket::CN_AUDIO));

2296

2297 cricket::AudioCodec g729 = audio->codecs()[0];

2298 EXPECT_EQ("G729", g729.name);

2299 EXPECT_EQ(8000, g729.clockrate);

2300 EXPECT_EQ(18, g729.id);

2301 cricket::CodecParameterMap::iterator found =

2302 g729.params.find("annexb");

2303 ASSERT_TRUE(found != g729.params.end());

2304 EXPECT_EQ(found->second, "yes");

2305

2306 cricket::AudioCodec isac = audio->codecs()[1];

2307 EXPECT_EQ("ISAC", isac.name);

2308 EXPECT_EQ(103, isac.id);

2309 EXPECT_EQ(16000, isac.clockrate);

2310 }

2311

2312 // Ensure that we can deserialize SDP with a=fingerprint properly.

2313 TEST_F(WebRtcSdpTest, DeserializeJsepSessionDescriptionWithFingerprint) {

2314 // Add a DTLS a=fingerprint attribute to our session description.

2315 AddFingerprint();

2316 JsepSessionDescription new_jdesc(kDummyString);

2317 ASSERT_TRUE(new_jdesc.Initialize(desc_.Copy(),

2318 jdesc_.session_id(),

2319 jdesc_.session_version()));

2320

2321 JsepSessionDescription jdesc_with_fingerprint(kDummyString);

2322 std::string sdp_with_fingerprint = kSdpString;

2323 InjectAfter(kAttributeIcePwdVoice, kFingerprint, &sdp_with_fingerprint);

2324 InjectAfter(kAttributeIcePwdVideo, kFingerprint, &sdp_with_fingerprint);

2325 EXPECT_TRUE(SdpDeserialize(sdp_with_fingerprint, &jdesc_with_fingerprint));

2326 EXPECT_TRUE(CompareSessionDescription(jdesc_with_fingerprint, new_jdesc));

2327 }

2328

2329 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithBundle) {

2330 JsepSessionDescription jdesc_with_bundle(kDummyString);

2331 std::string sdp_with_bundle = kSdpFullString;

2332 InjectAfter(kSessionTime,

2333 "a=group:BUNDLE audio_content_name video_content_name\r\n",

2334 &sdp_with_bundle);

2335 EXPECT_TRUE(SdpDeserialize(sdp_with_bundle, &jdesc_with_bundle));

2336 ContentGroup group(cricket::GROUP_TYPE_BUNDLE);

2337 group.AddContentName(kAudioContentName);

2338 group.AddContentName(kVideoContentName);

2339 desc_.AddGroup(group);

2340 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

2341 jdesc_.session_id(),

2342 jdesc_.session_version()));

2343 EXPECT_TRUE(CompareSessionDescription(jdesc_, jdesc_with_bundle));

2344 }

2345

2346 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithBandwidth) {

2347 JsepSessionDescription jdesc_with_bandwidth(kDummyString);

2348 std::string sdp_with_bandwidth = kSdpFullString;

2349 InjectAfter("a=mid:video_content_name\r\na=sendrecv\r\n",

2350 "b=AS:100\r\n",

2351 &sdp_with_bandwidth);

2352 InjectAfter("a=mid:audio_content_name\r\na=sendrecv\r\n",

2353 "b=AS:50\r\n",

2354 &sdp_with_bandwidth);

2355 EXPECT_TRUE(

2356 SdpDeserialize(sdp_with_bandwidth, &jdesc_with_bandwidth));

2357 VideoContentDescription* vcd = static_cast<VideoContentDescription*>(

2358 GetFirstVideoContent(&desc_)->description);

2359 vcd->set_bandwidth(100 * 1000);

2360 AudioContentDescription* acd = static_cast<AudioContentDescription*>(

2361 GetFirstAudioContent(&desc_)->description);

2362 acd->set_bandwidth(50 * 1000);

2363 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

2364 jdesc_.session_id(),

2365 jdesc_.session_version()));

2366 EXPECT_TRUE(CompareSessionDescription(jdesc_, jdesc_with_bandwidth));

2367 }

2368

2369 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithIceOptions) {

2370 JsepSessionDescription jdesc_with_ice_options(kDummyString);

2371 std::string sdp_with_ice_options = kSdpFullString;

2372 InjectAfter(kSessionTime,

2373 "a=ice-options:iceoption3\r\n",

2374 &sdp_with_ice_options);

2375 InjectAfter(kAttributeIcePwdVoice,

2376 "a=ice-options:iceoption1\r\n",

2377 &sdp_with_ice_options);

2378 InjectAfter(kAttributeIcePwdVideo,

2379 "a=ice-options:iceoption2\r\n",

2380 &sdp_with_ice_options);

2381 EXPECT_TRUE(SdpDeserialize(sdp_with_ice_options, &jdesc_with_ice_options));

2382 std::vector<std::string> transport_options;

2383 transport_options.push_back(kIceOption3);

2384 transport_options.push_back(kIceOption1);

2385 AddIceOptions(kAudioContentName, transport_options);

2386 transport_options.clear();

2387 transport_options.push_back(kIceOption3);

2388 transport_options.push_back(kIceOption2);

2389 AddIceOptions(kVideoContentName, transport_options);

2390 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

2391 jdesc_.session_id(),

2392 jdesc_.session_version()));

2393 EXPECT_TRUE(CompareSessionDescription(jdesc_, jdesc_with_ice_options));

2394 }

2395

2396 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithUfragPwd) {

2397 // Remove the original ice-ufrag and ice-pwd

2398 JsepSessionDescription jdesc_with_ufrag_pwd(kDummyString);

2399 std::string sdp_with_ufrag_pwd = kSdpFullString;

2400 EXPECT_TRUE(RemoveCandidateUfragPwd(&sdp_with_ufrag_pwd));

2401 // Add session level ufrag and pwd

2402 InjectAfter(kSessionTime,

2403 "a=ice-pwd:session+level+icepwd\r\n"

2404 "a=ice-ufrag:session+level+iceufrag\r\n",

2405 &sdp_with_ufrag_pwd);

2406 // Add media level ufrag and pwd for audio

2407 InjectAfter("a=mid:audio_content_name\r\n",

2408 "a=ice-pwd:media+level+icepwd\r\na=ice-ufrag:media+level+iceufrag\r\n",

2409 &sdp_with_ufrag_pwd);

2410 // Update the candidate ufrag and pwd to the expected ones.

2411 EXPECT_TRUE(UpdateCandidateUfragPwd(&jdesc_, 0,

2412 "media+level+iceufrag", "media+level+icepwd"));

2413 EXPECT_TRUE(UpdateCandidateUfragPwd(&jdesc_, 1,

2414 "session+level+iceufrag", "session+level+icepwd"));

2415 EXPECT_TRUE(SdpDeserialize(sdp_with_ufrag_pwd, &jdesc_with_ufrag_pwd));

2416 EXPECT_TRUE(CompareSessionDescription(jdesc_, jdesc_with_ufrag_pwd));

2417 }

2418

2419 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithRecvOnlyContent) {

2420 EXPECT_TRUE(TestDeserializeDirection(cricket::MD_RECVONLY));

2421 }

2422

2423 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithSendOnlyContent) {

2424 EXPECT_TRUE(TestDeserializeDirection(cricket::MD_SENDONLY));

2425 }

2426

2427 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithInactiveContent) {

2428 EXPECT_TRUE(TestDeserializeDirection(cricket::MD_INACTIVE));

2429 }

2430

2431 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithRejectedAudio) {

2432 EXPECT_TRUE(TestDeserializeRejected(true, false));

2433 }

2434

2435 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithRejectedVideo) {

2436 EXPECT_TRUE(TestDeserializeRejected(false, true));

2437 }

2438

2439 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithRejectedAudioVideo) {

2440 EXPECT_TRUE(TestDeserializeRejected(true, true));

2441 }

2442

2443 // Tests that we can still handle the sdp uses mslabel and label instead of

2444 // msid for backward compatibility.

2445 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithoutMsid) {

2446 jdesc_.description()->set_msid_supported(false);

2447 JsepSessionDescription jdesc(kDummyString);

2448 std::string sdp_without_msid = kSdpFullString;

2449 Replace("msid", "xmsid", &sdp_without_msid);

2450 // Deserialize

2451 EXPECT_TRUE(SdpDeserialize(sdp_without_msid, &jdesc));

2452 // Verify

2453 EXPECT_TRUE(CompareSessionDescription(jdesc_, jdesc));

2454 }

2455

2456 TEST_F(WebRtcSdpTest, DeserializeCandidate) {

2457 JsepIceCandidate jcandidate(kDummyMid, kDummyIndex);

2458

2459 std::string sdp = kSdpOneCandidate;

2460 EXPECT_TRUE(SdpDeserializeCandidate(sdp, &jcandidate));

2461 EXPECT_EQ(kDummyMid, jcandidate.sdp_mid());

2462 EXPECT_EQ(kDummyIndex, jcandidate.sdp_mline_index());

2463 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(jcandidate_->candidate()));

2464 EXPECT_EQ(0, jcandidate.candidate().network_cost());

2465

2466 // Candidate line without generation extension.

2467 sdp = kSdpOneCandidate;

2468 Replace(" generation 2", "", &sdp);

2469 EXPECT_TRUE(SdpDeserializeCandidate(sdp, &jcandidate));

2470 EXPECT_EQ(kDummyMid, jcandidate.sdp_mid());

2471 EXPECT_EQ(kDummyIndex, jcandidate.sdp_mline_index());

2472 Candidate expected = jcandidate_->candidate();

2473 expected.set_generation(0);

2474 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(expected));

2475

2476 // Candidate with network id and/or cost.

2477 sdp = kSdpOneCandidate;

2478 Replace(" generation 2", " generation 2 network-id 2", &sdp);

2479 EXPECT_TRUE(SdpDeserializeCandidate(sdp, &jcandidate));

2480 EXPECT_EQ(kDummyMid, jcandidate.sdp_mid());

2481 EXPECT_EQ(kDummyIndex, jcandidate.sdp_mline_index());

2482 expected = jcandidate_->candidate();

2483 expected.set_network_id(2);

2484 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(expected));

2485 EXPECT_EQ(0, jcandidate.candidate().network_cost());

2486 // Add network cost

2487 Replace(" network-id 2", " network-id 2 network-cost 9", &sdp);

2488 EXPECT_TRUE(SdpDeserializeCandidate(sdp, &jcandidate));

2489 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(expected));

2490 EXPECT_EQ(9, jcandidate.candidate().network_cost());

2491

2492 sdp = kSdpTcpActiveCandidate;

2493 EXPECT_TRUE(SdpDeserializeCandidate(sdp, &jcandidate));

2494 // Make a cricket::Candidate equivalent to kSdpTcpCandidate string.

2495 Candidate candidate(ICE_CANDIDATE_COMPONENT_RTP, "tcp",

2496 rtc::SocketAddress("192.168.1.5", 9), kCandidatePriority,

2497 "", "", LOCAL_PORT_TYPE, kCandidateGeneration,

2498 kCandidateFoundation1);

2499 std::unique_ptr<IceCandidateInterface> jcandidate_template(

2500 new JsepIceCandidate(std::string("audio_content_name"), 0, candidate));

2501 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(

2502 jcandidate_template->candidate()));

2503 sdp = kSdpTcpPassiveCandidate;

2504 EXPECT_TRUE(SdpDeserializeCandidate(sdp, &jcandidate));

2505 sdp = kSdpTcpSOCandidate;

2506 EXPECT_TRUE(SdpDeserializeCandidate(sdp, &jcandidate));

2507 }

2508

2509 // This test verifies the deserialization of candidate-attribute

2510 // as per RFC 5245. Candiate-attribute will be of the format

2511 // candidate:<blah>. This format will be used when candidates

2512 // are trickled.

2513 TEST_F(WebRtcSdpTest, DeserializeRawCandidateAttribute) {

2514 JsepIceCandidate jcandidate(kDummyMid, kDummyIndex);

2515

2516 std::string candidate_attribute = kRawCandidate;

2517 EXPECT_TRUE(SdpDeserializeCandidate(candidate_attribute, &jcandidate));

2518 EXPECT_EQ(kDummyMid, jcandidate.sdp_mid());

2519 EXPECT_EQ(kDummyIndex, jcandidate.sdp_mline_index());

2520 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(jcandidate_->candidate()));

2521 EXPECT_EQ(2u, jcandidate.candidate().generation());

2522

2523 // Candidate line without generation extension.

2524 candidate_attribute = kRawCandidate;

2525 Replace(" generation 2", "", &candidate_attribute);

2526 EXPECT_TRUE(SdpDeserializeCandidate(candidate_attribute, &jcandidate));

2527 EXPECT_EQ(kDummyMid, jcandidate.sdp_mid());

2528 EXPECT_EQ(kDummyIndex, jcandidate.sdp_mline_index());

2529 Candidate expected = jcandidate_->candidate();

2530 expected.set_generation(0);

2531 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(expected));

2532

2533 // Candidate line without candidate:

2534 candidate_attribute = kRawCandidate;

2535 Replace("candidate:", "", &candidate_attribute);

2536 EXPECT_FALSE(SdpDeserializeCandidate(candidate_attribute, &jcandidate));

2537

2538 // Candidate line with IPV6 address.

2539 EXPECT_TRUE(SdpDeserializeCandidate(kRawIPV6Candidate, &jcandidate));

2540 }

2541

2542 // This test verifies that the deserialization of an invalid candidate string

2543 // fails.

2544 TEST_F(WebRtcSdpTest, DeserializeInvalidCandidiate) {

2545 JsepIceCandidate jcandidate(kDummyMid, kDummyIndex);

2546

2547 std::string candidate_attribute = kRawCandidate;

2548 candidate_attribute.replace(0, 1, "x");

2549 EXPECT_FALSE(SdpDeserializeCandidate(candidate_attribute, &jcandidate));

2550

2551 candidate_attribute = kSdpOneCandidate;

2552 candidate_attribute.replace(0, 1, "x");

2553 EXPECT_FALSE(SdpDeserializeCandidate(candidate_attribute, &jcandidate));

2554

2555 candidate_attribute = kRawCandidate;

2556 candidate_attribute.append("\r\n");

2557 candidate_attribute.append(kRawCandidate);

2558 EXPECT_FALSE(SdpDeserializeCandidate(candidate_attribute, &jcandidate));

2559

2560 EXPECT_FALSE(SdpDeserializeCandidate(kSdpTcpInvalidCandidate, &jcandidate));

2561 }

2562

2563 TEST_F(WebRtcSdpTest, DeserializeSdpWithRtpDataChannels) {

2564 AddRtpDataChannel();

2565 JsepSessionDescription jdesc(kDummyString);

2566 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2567

2568 std::string sdp_with_data = kSdpString;

2569 sdp_with_data.append(kSdpRtpDataChannelString);

2570 JsepSessionDescription jdesc_output(kDummyString);

2571

2572 // Deserialize

2573 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2574 // Verify

2575 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2576 }

2577

2578 TEST_F(WebRtcSdpTest, DeserializeSdpWithSctpDataChannels) {

2579 AddSctpDataChannel();

2580 JsepSessionDescription jdesc(kDummyString);

2581 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2582

2583 std::string sdp_with_data = kSdpString;

2584 sdp_with_data.append(kSdpSctpDataChannelString);

2585 JsepSessionDescription jdesc_output(kDummyString);

2586

2587 // Verify with DTLS/SCTP (already in kSdpSctpDataChannelString).

2588 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2589 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2590

2591 // Verify with UDP/DTLS/SCTP.

2592 sdp_with_data.replace(sdp_with_data.find(kDtlsSctp),

2593 strlen(kDtlsSctp), kUdpDtlsSctp);

2594 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2595 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2596

2597 // Verify with TCP/DTLS/SCTP.

2598 sdp_with_data.replace(sdp_with_data.find(kUdpDtlsSctp),

2599 strlen(kUdpDtlsSctp), kTcpDtlsSctp);

2600 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2601 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2602 }

2603

2604 TEST_F(WebRtcSdpTest, DeserializeSdpWithSctpDataChannelsWithSctpPort) {

2605 AddSctpDataChannel();

2606 JsepSessionDescription jdesc(kDummyString);

2607 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2608

2609 std::string sdp_with_data = kSdpString;

2610 sdp_with_data.append(kSdpSctpDataChannelStringWithSctpPort);

2611 JsepSessionDescription jdesc_output(kDummyString);

2612

2613 // Verify with DTLS/SCTP (already in kSdpSctpDataChannelStringWithSctpPort).

2614 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2615 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2616

2617 // Verify with UDP/DTLS/SCTP.

2618 sdp_with_data.replace(sdp_with_data.find(kDtlsSctp),

2619 strlen(kDtlsSctp), kUdpDtlsSctp);

2620 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2621 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2622

2623 // Verify with TCP/DTLS/SCTP.

2624 sdp_with_data.replace(sdp_with_data.find(kUdpDtlsSctp),

2625 strlen(kUdpDtlsSctp), kTcpDtlsSctp);

2626 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2627 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2628 }

2629

2630 TEST_F(WebRtcSdpTest, DeserializeSdpWithSctpDataChannelsWithSctpColonPort) {

2631 AddSctpDataChannel();

2632 JsepSessionDescription jdesc(kDummyString);

2633 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2634

2635 std::string sdp_with_data = kSdpString;

2636 sdp_with_data.append(kSdpSctpDataChannelStringWithSctpColonPort);

2637 JsepSessionDescription jdesc_output(kDummyString);

2638

2639 // Verify with DTLS/SCTP.

2640 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2641 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2642

2643 // Verify with UDP/DTLS/SCTP.

2644 sdp_with_data.replace(sdp_with_data.find(kDtlsSctp),

2645 strlen(kDtlsSctp), kUdpDtlsSctp);

2646 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2647 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2648

2649 // Verify with TCP/DTLS/SCTP.

2650 sdp_with_data.replace(sdp_with_data.find(kUdpDtlsSctp),

2651 strlen(kUdpDtlsSctp), kTcpDtlsSctp);

2652 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2653 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2654 }

2655

2656 // Test to check the behaviour if sctp-port is specified

2657 // on the m= line and in a=sctp-port.

2658 TEST_F(WebRtcSdpTest, DeserializeSdpWithMultiSctpPort) {

2659 AddSctpDataChannel();

2660 JsepSessionDescription jdesc(kDummyString);

2661 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2662

2663 std::string sdp_with_data = kSdpString;

2664 // Append m= attributes

2665 sdp_with_data.append(kSdpSctpDataChannelString);

2666 // Append a=sctp-port attribute

2667 sdp_with_data.append("a=sctp-port 5000\r\n");

2668 JsepSessionDescription jdesc_output(kDummyString);

2669

2670 EXPECT_FALSE(SdpDeserialize(sdp_with_data, &jdesc_output));

2671 }

2672

2673 // For crbug/344475.

2674 TEST_F(WebRtcSdpTest, DeserializeSdpWithCorruptedSctpDataChannels) {

2675 std::string sdp_with_data = kSdpString;

2676 sdp_with_data.append(kSdpSctpDataChannelString);

2677 // Remove the "\n" at the end.

2678 sdp_with_data = sdp_with_data.substr(0, sdp_with_data.size() - 1);

2679 JsepSessionDescription jdesc_output(kDummyString);

2680

2681 EXPECT_FALSE(SdpDeserialize(sdp_with_data, &jdesc_output));

2682 // No crash is a pass.

2683 }

2684

2685 TEST_F(WebRtcSdpTest, DeserializeSdpWithSctpDataChannelAndNewPort) {

2686 AddSctpDataChannel();

2687 const uint16_t kUnusualSctpPort = 9556;

2688 char default_portstr[16];

2689 char unusual_portstr[16];

2690 rtc::sprintfn(default_portstr, sizeof(default_portstr), "%d",

2691 kDefaultSctpPort);

2692 rtc::sprintfn(unusual_portstr, sizeof(unusual_portstr), "%d",

2693 kUnusualSctpPort);

2694

2695 // First setup the expected JsepSessionDescription.

2696 JsepSessionDescription jdesc(kDummyString);

2697 // take our pre-built session description and change the SCTP port.

2698 cricket::SessionDescription* mutant = desc_.Copy();

2699 DataContentDescription* dcdesc = static_cast<DataContentDescription*>(

2700 mutant->GetContentDescriptionByName(kDataContentName));

2701 std::vector<cricket::DataCodec> codecs(dcdesc->codecs());

2702 EXPECT_EQ(1U, codecs.size());

2703 EXPECT_EQ(cricket::kGoogleSctpDataCodecPlType, codecs[0].id);

2704 codecs[0].SetParam(cricket::kCodecParamPort, kUnusualSctpPort);

2705 dcdesc->set_codecs(codecs);

2706

2707 // note: mutant's owned by jdesc now.

2708 ASSERT_TRUE(jdesc.Initialize(mutant, kSessionId, kSessionVersion));

2709 mutant = NULL;

2710

2711 // Then get the deserialized JsepSessionDescription.

2712 std::string sdp_with_data = kSdpString;

2713 sdp_with_data.append(kSdpSctpDataChannelString);

2714 rtc::replace_substrs(default_portstr, strlen(default_portstr),

2715 unusual_portstr, strlen(unusual_portstr),

2716 &sdp_with_data);

2717 JsepSessionDescription jdesc_output(kDummyString);

2718

2719 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2720 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2721

2722 // We need to test the deserialized JsepSessionDescription from

2723 // kSdpSctpDataChannelStringWithSctpPort for

2724 // draft-ietf-mmusic-sctp-sdp-07

2725 // a=sctp-port

2726 sdp_with_data = kSdpString;

2727 sdp_with_data.append(kSdpSctpDataChannelStringWithSctpPort);

2728 rtc::replace_substrs(default_portstr, strlen(default_portstr),

2729 unusual_portstr, strlen(unusual_portstr),

2730 &sdp_with_data);

2731

2732 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

2733 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_output));

2734 }

2735

2736 TEST_F(WebRtcSdpTest, DeserializeSdpWithRtpDataChannelsAndBandwidth) {

2737 // We want to test that deserializing data content limits bandwidth

2738 // settings (it should never be greater than the default).

2739 // This should prevent someone from using unlimited data bandwidth through

2740 // JS and "breaking the Internet".

2741 // See: https://code.google.com/p/chromium/issues/detail?id=280726

2742 std::string sdp_with_bandwidth = kSdpString;

2743 sdp_with_bandwidth.append(kSdpRtpDataChannelString);

2744 InjectAfter("a=mid:data_content_name\r\n",

2745 "b=AS:100\r\n",

2746 &sdp_with_bandwidth);

2747 JsepSessionDescription jdesc_with_bandwidth(kDummyString);

2748

2749 EXPECT_FALSE(SdpDeserialize(sdp_with_bandwidth, &jdesc_with_bandwidth));

2750 }

2751

2752 TEST_F(WebRtcSdpTest, DeserializeSdpWithSctpDataChannelsAndBandwidth) {

2753 AddSctpDataChannel();

2754 JsepSessionDescription jdesc(kDummyString);

2755 DataContentDescription* dcd = static_cast<DataContentDescription*>(

2756 GetFirstDataContent(&desc_)->description);

2757 dcd->set_bandwidth(100 * 1000);

2758 ASSERT_TRUE(jdesc.Initialize(desc_.Copy(), kSessionId, kSessionVersion));

2759

2760 std::string sdp_with_bandwidth = kSdpString;

2761 sdp_with_bandwidth.append(kSdpSctpDataChannelString);

2762 InjectAfter("a=mid:data_content_name\r\n",

2763 "b=AS:100\r\n",

2764 &sdp_with_bandwidth);

2765 JsepSessionDescription jdesc_with_bandwidth(kDummyString);

2766

2767 // SCTP has congestion control, so we shouldn't limit the bandwidth

2768 // as we do for RTP.

2769 EXPECT_TRUE(SdpDeserialize(sdp_with_bandwidth, &jdesc_with_bandwidth));

2770 EXPECT_TRUE(CompareSessionDescription(jdesc, jdesc_with_bandwidth));

2771 }

2772

2773 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithSessionLevelExtmap) {

2774 TestDeserializeExtmap(true, false);

2775 }

2776

2777 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithMediaLevelExtmap) {

2778 TestDeserializeExtmap(false, true);

2779 }

2780

2781 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithInvalidExtmap) {

2782 TestDeserializeExtmap(true, true);

2783 }

2784

2785 TEST_F(WebRtcSdpTest, DeserializeSessionDescriptionWithoutEndLineBreak) {

2786 JsepSessionDescription jdesc(kDummyString);

2787 std::string sdp = kSdpFullString;

2788 sdp = sdp.substr(0, sdp.size() - 2); // Remove \r\n at the end.

2789 // Deserialize

2790 SdpParseError error;

2791 EXPECT_FALSE(webrtc::SdpDeserialize(sdp, &jdesc, &error));

2792 const std::string lastline = "a=ssrc:3 label:video_track_id_1";

2793 EXPECT_EQ(lastline, error.line);

2794 EXPECT_EQ("Invalid SDP line.", error.description);

2795 }

2796

2797 TEST_F(WebRtcSdpTest, DeserializeCandidateWithDifferentTransport) {

2798 JsepIceCandidate jcandidate(kDummyMid, kDummyIndex);

2799 std::string new_sdp = kSdpOneCandidate;

2800 Replace("udp", "unsupported_transport", &new_sdp);

2801 EXPECT_FALSE(SdpDeserializeCandidate(new_sdp, &jcandidate));

2802 new_sdp = kSdpOneCandidate;

2803 Replace("udp", "uDP", &new_sdp);

2804 EXPECT_TRUE(SdpDeserializeCandidate(new_sdp, &jcandidate));

2805 EXPECT_EQ(kDummyMid, jcandidate.sdp_mid());

2806 EXPECT_EQ(kDummyIndex, jcandidate.sdp_mline_index());

2807 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(jcandidate_->candidate()));

2808 }

2809

2810 TEST_F(WebRtcSdpTest, DeserializeCandidateWithUfragPwd) {

2811 JsepIceCandidate jcandidate(kDummyMid, kDummyIndex);

2812 EXPECT_TRUE(

2813 SdpDeserializeCandidate(kSdpOneCandidateWithUfragPwd, &jcandidate));

2814 EXPECT_EQ(kDummyMid, jcandidate.sdp_mid());

2815 EXPECT_EQ(kDummyIndex, jcandidate.sdp_mline_index());

2816 Candidate ref_candidate = jcandidate_->candidate();

2817 ref_candidate.set_username("user_rtp");

2818 ref_candidate.set_password("password_rtp");

2819 EXPECT_TRUE(jcandidate.candidate().IsEquivalent(ref_candidate));

2820 }

2821

2822 TEST_F(WebRtcSdpTest, DeserializeSdpWithConferenceFlag) {

2823 JsepSessionDescription jdesc(kDummyString);

2824

2825 // Deserialize

2826 EXPECT_TRUE(SdpDeserialize(kSdpConferenceString, &jdesc));

2827

2828 // Verify

2829 cricket::AudioContentDescription* audio =

2830 static_cast<AudioContentDescription*>(

2831 jdesc.description()->GetContentDescriptionByName(cricket::CN_AUDIO));

2832 EXPECT_TRUE(audio->conference_mode());

2833

2834 cricket::VideoContentDescription* video =

2835 static_cast<VideoContentDescription*>(

2836 jdesc.description()->GetContentDescriptionByName(cricket::CN_VIDEO));

2837 EXPECT_TRUE(video->conference_mode());

2838 }

2839

2840 TEST_F(WebRtcSdpTest, DeserializeBrokenSdp) {

2841 const char kSdpDestroyer[] = "!@#$%^&";

2842 const char kSdpEmptyType[] = " =candidate";

2843 const char kSdpEqualAsPlus[] = "a+candidate";

2844 const char kSdpSpaceAfterEqual[] = "a= candidate";

2845 const char kSdpUpperType[] = "A=candidate";

2846 const char kSdpEmptyLine[] = "";

2847 const char kSdpMissingValue[] = "a=";

2848

2849 const char kSdpBrokenFingerprint[] = "a=fingerprint:sha-1 "

2850 "4AAD:B9:B1:3F:82:18:3B:54:02:12:DF:3E:5D:49:6B:19:E5:7C:AB";

2851 const char kSdpExtraField[] = "a=fingerprint:sha-1 "

2852 "4A:AD:B9:B1:3F:82:18:3B:54:02:12:DF:3E:5D:49:6B:19:E5:7C:AB XXX";

2853 const char kSdpMissingSpace[] = "a=fingerprint:sha-1"

2854 "4A:AD:B9:B1:3F:82:18:3B:54:02:12:DF:3E:5D:49:6B:19:E5:7C:AB";

2855 // MD5 is not allowed in fingerprints.

2856 const char kSdpMd5[] = "a=fingerprint:md5 "

2857 "4A:AD:B9:B1:3F:82:18:3B:54:02:12:DF:3E:5D:49:6B";

2858

2859 // Broken session description

2860 ExpectParseFailure("v=", kSdpDestroyer);

2861 ExpectParseFailure("o=", kSdpDestroyer);

2862 ExpectParseFailure("s=-", kSdpDestroyer);

2863 // Broken time description

2864 ExpectParseFailure("t=", kSdpDestroyer);

2865

2866 // Broken media description

2867 ExpectParseFailure("m=audio", "c=IN IP4 74.125.224.39");

2868 ExpectParseFailure("m=video", kSdpDestroyer);

2869

2870 // Invalid lines

2871 ExpectParseFailure("a=candidate", kSdpEmptyType);

2872 ExpectParseFailure("a=candidate", kSdpEqualAsPlus);

2873 ExpectParseFailure("a=candidate", kSdpSpaceAfterEqual);

2874 ExpectParseFailure("a=candidate", kSdpUpperType);

2875

2876 // Bogus fingerprint replacing a=sendrev. We selected this attribute

2877 // because it's orthogonal to what we are replacing and hence

2878 // safe.

2879 ExpectParseFailure("a=sendrecv", kSdpBrokenFingerprint);

2880 ExpectParseFailure("a=sendrecv", kSdpExtraField);

2881 ExpectParseFailure("a=sendrecv", kSdpMissingSpace);

2882 ExpectParseFailure("a=sendrecv", kSdpMd5);

2883

2884 // Empty Line

2885 ExpectParseFailure("a=rtcp:2347 IN IP4 74.125.127.126", kSdpEmptyLine);

2886 ExpectParseFailure("a=rtcp:2347 IN IP4 74.125.127.126", kSdpMissingValue);

2887 }

2888

2889 TEST_F(WebRtcSdpTest, DeserializeSdpWithInvalidAttributeValue) {

2890 // ssrc

2891 ExpectParseFailure("a=ssrc:1", "a=ssrc:badvalue");

2892 ExpectParseFailure("a=ssrc-group:FEC 2 3", "a=ssrc-group:FEC badvalue 3");

2893 // crypto

2894 ExpectParseFailure("a=crypto:1 ", "a=crypto:badvalue ");

2895 // rtpmap

2896 ExpectParseFailure("a=rtpmap:111 ", "a=rtpmap:badvalue ");

2897 ExpectParseFailure("opus/48000/2", "opus/badvalue/2");

2898 ExpectParseFailure("opus/48000/2", "opus/48000/badvalue");

2899 // candidate

2900 ExpectParseFailure("1 udp 2130706432", "badvalue udp 2130706432");

2901 ExpectParseFailure("1 udp 2130706432", "1 udp badvalue");

2902 ExpectParseFailure("192.168.1.5 1234", "192.168.1.5 badvalue");

2903 ExpectParseFailure("rport 2346", "rport badvalue");

2904 ExpectParseFailure("rport 2346 generation 2",

2905 "rport 2346 generation badvalue");

2906 // m line

2907 ExpectParseFailure("m=audio 2345 RTP/SAVPF 111 103 104",

2908 "m=audio 2345 RTP/SAVPF 111 badvalue 104");

2909

2910 // bandwidth

2911 ExpectParseFailureWithNewLines("a=mid:video_content_name\r\n",

2912 "b=AS:badvalue\r\n",

2913 "b=AS:badvalue");

2914 // rtcp-fb

2915 ExpectParseFailureWithNewLines("a=mid:video_content_name\r\n",

2916 "a=rtcp-fb:badvalue nack\r\n",

2917 "a=rtcp-fb:badvalue nack");

2918 // extmap

2919 ExpectParseFailureWithNewLines("a=mid:video_content_name\r\n",

2920 "a=extmap:badvalue http://example.com\r\n",

2921 "a=extmap:badvalue http://example.com");

2922 }

2923

2924 TEST_F(WebRtcSdpTest, DeserializeSdpWithReorderedPltypes) {

2925 JsepSessionDescription jdesc_output(kDummyString);

2926

2927 const char kSdpWithReorderedPlTypesString[] =

2928 "v=0\r\n"

2929 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

2930 "s=-\r\n"

2931 "t=0 0\r\n"

2932 "m=audio 9 RTP/SAVPF 104 103\r\n" // Pl type 104 preferred.

2933 "a=rtpmap:111 opus/48000/2\r\n" // Pltype 111 listed before 103 and 104

2934 // in the map.

2935 "a=rtpmap:103 ISAC/16000\r\n" // Pltype 103 listed before 104 in the map.

2936 "a=rtpmap:104 ISAC/32000\r\n";

2937

2938 // Deserialize

2939 EXPECT_TRUE(SdpDeserialize(kSdpWithReorderedPlTypesString, &jdesc_output));

2940

2941 const ContentInfo* ac = GetFirstAudioContent(jdesc_output.description());

2942 ASSERT_TRUE(ac != NULL);

2943 const AudioContentDescription* acd =

2944 static_cast<const AudioContentDescription*>(ac->description);

2945 ASSERT_FALSE(acd->codecs().empty());

2946 EXPECT_EQ("ISAC", acd->codecs()[0].name);

2947 EXPECT_EQ(32000, acd->codecs()[0].clockrate);

2948 EXPECT_EQ(104, acd->codecs()[0].id);

2949 }

2950

2951 TEST_F(WebRtcSdpTest, DeserializeSerializeCodecParams) {

2952 JsepSessionDescription jdesc_output(kDummyString);

2953 CodecParams params;

2954 params.max_ptime = 40;

2955 params.ptime = 30;

2956 params.min_ptime = 10;

2957 params.sprop_stereo = 1;

2958 params.stereo = 1;

2959 params.useinband = 1;

2960 params.maxaveragebitrate = 128000;

2961 TestDeserializeCodecParams(params, &jdesc_output);

2962 TestSerialize(jdesc_output, false);

2963 }

2964

2965 TEST_F(WebRtcSdpTest, DeserializeSerializeRtcpFb) {

2966 const bool kUseWildcard = false;

2967 JsepSessionDescription jdesc_output(kDummyString);

2968 TestDeserializeRtcpFb(&jdesc_output, kUseWildcard);

2969 TestSerialize(jdesc_output, false);

2970 }

2971

2972 TEST_F(WebRtcSdpTest, DeserializeSerializeRtcpFbWildcard) {

2973 const bool kUseWildcard = true;

2974 JsepSessionDescription jdesc_output(kDummyString);

2975 TestDeserializeRtcpFb(&jdesc_output, kUseWildcard);

2976 TestSerialize(jdesc_output, false);

2977 }

2978

2979 TEST_F(WebRtcSdpTest, DeserializeVideoFmtp) {

2980 JsepSessionDescription jdesc_output(kDummyString);

2981

2982 const char kSdpWithFmtpString[] =

2983 "v=0\r\n"

2984 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

2985 "s=-\r\n"

2986 "t=0 0\r\n"

2987 "m=video 3457 RTP/SAVPF 120\r\n"

2988 "a=rtpmap:120 VP8/90000\r\n"

2989 "a=fmtp:120 x-google-min-bitrate=10;x-google-max-quantization=40\r\n";

2990

2991 // Deserialize

2992 SdpParseError error;

2993 EXPECT_TRUE(

2994 webrtc::SdpDeserialize(kSdpWithFmtpString, &jdesc_output, &error));

2995

2996 const ContentInfo* vc = GetFirstVideoContent(jdesc_output.description());

2997 ASSERT_TRUE(vc != NULL);

2998 const VideoContentDescription* vcd =

2999 static_cast<const VideoContentDescription*>(vc->description);

3000 ASSERT_FALSE(vcd->codecs().empty());

3001 cricket::VideoCodec vp8 = vcd->codecs()[0];

3002 EXPECT_EQ("VP8", vp8.name);

3003 EXPECT_EQ(120, vp8.id);

3004 cricket::CodecParameterMap::iterator found =

3005 vp8.params.find("x-google-min-bitrate");

3006 ASSERT_TRUE(found != vp8.params.end());

3007 EXPECT_EQ(found->second, "10");

3008 found = vp8.params.find("x-google-max-quantization");

3009 ASSERT_TRUE(found != vp8.params.end());

3010 EXPECT_EQ(found->second, "40");

3011 }

3012

3013 TEST_F(WebRtcSdpTest, DeserializeVideoFmtpWithSprops) {

3014 JsepSessionDescription jdesc_output(kDummyString);

3015

3016 const char kSdpWithFmtpString[] =

3017 "v=0\r\n"

3018 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

3019 "s=-\r\n"

3020 "t=0 0\r\n"

3021 "m=video 49170 RTP/AVP 98\r\n"

3022 "a=rtpmap:98 H264/90000\r\n"

3023 "a=fmtp:98 profile-level-id=42A01E; "

3024 "sprop-parameter-sets=Z0IACpZTBYmI,aMljiA==\r\n";

3025

3026 // Deserialize.

3027 SdpParseError error;

3028 EXPECT_TRUE(

3029 webrtc::SdpDeserialize(kSdpWithFmtpString, &jdesc_output, &error));

3030

3031 const ContentInfo* vc = GetFirstVideoContent(jdesc_output.description());

3032 ASSERT_TRUE(vc != NULL);

3033 const VideoContentDescription* vcd =

3034 static_cast<const VideoContentDescription*>(vc->description);

3035 ASSERT_TRUE(vcd != NULL);

3036 ASSERT_FALSE(vcd->codecs().empty());

3037 cricket::VideoCodec h264 = vcd->codecs()[0];

3038 EXPECT_EQ("H264", h264.name);

3039 EXPECT_EQ(98, h264.id);

3040 cricket::CodecParameterMap::const_iterator found =

3041 h264.params.find("profile-level-id");

3042 ASSERT_TRUE(found != h264.params.end());

3043 EXPECT_EQ(found->second, "42A01E");

3044 found = h264.params.find("sprop-parameter-sets");

3045 ASSERT_TRUE(found != h264.params.end());

3046 EXPECT_EQ(found->second, "Z0IACpZTBYmI,aMljiA==");

3047 }

3048

3049 TEST_F(WebRtcSdpTest, DeserializeVideoFmtpWithSpace) {

3050 JsepSessionDescription jdesc_output(kDummyString);

3051

3052 const char kSdpWithFmtpString[] =

3053 "v=0\r\n"

3054 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

3055 "s=-\r\n"

3056 "t=0 0\r\n"

3057 "m=video 3457 RTP/SAVPF 120\r\n"

3058 "a=rtpmap:120 VP8/90000\r\n"

3059 "a=fmtp:120 x-google-min-bitrate=10; x-google-max-quantization=40\r\n";

3060

3061 // Deserialize

3062 SdpParseError error;

3063 EXPECT_TRUE(webrtc::SdpDeserialize(kSdpWithFmtpString, &jdesc_output,

3064 &error));

3065

3066 const ContentInfo* vc = GetFirstVideoContent(jdesc_output.description());

3067 ASSERT_TRUE(vc != NULL);

3068 const VideoContentDescription* vcd =

3069 static_cast<const VideoContentDescription*>(vc->description);

3070 ASSERT_FALSE(vcd->codecs().empty());

3071 cricket::VideoCodec vp8 = vcd->codecs()[0];

3072 EXPECT_EQ("VP8", vp8.name);

3073 EXPECT_EQ(120, vp8.id);

3074 cricket::CodecParameterMap::iterator found =

3075 vp8.params.find("x-google-min-bitrate");

3076 ASSERT_TRUE(found != vp8.params.end());

3077 EXPECT_EQ(found->second, "10");

3078 found = vp8.params.find("x-google-max-quantization");

3079 ASSERT_TRUE(found != vp8.params.end());

3080 EXPECT_EQ(found->second, "40");

3081 }

3082

3083 TEST_F(WebRtcSdpTest, SerializeVideoFmtp) {

3084 VideoContentDescription* vcd = static_cast<VideoContentDescription*>(

3085 GetFirstVideoContent(&desc_)->description);

3086

3087 cricket::VideoCodecs codecs = vcd->codecs();

3088 codecs[0].params["x-google-min-bitrate"] = "10";

3089 vcd->set_codecs(codecs);

3090

3091 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

3092 jdesc_.session_id(),

3093 jdesc_.session_version()));

3094 std::string message = webrtc::SdpSerialize(jdesc_, false);

3095 std::string sdp_with_fmtp = kSdpFullString;

3096 InjectAfter("a=rtpmap:120 VP8/90000\r\n",

3097 "a=fmtp:120 x-google-min-bitrate=10\r\n",

3098 &sdp_with_fmtp);

3099 EXPECT_EQ(sdp_with_fmtp, message);

3100 }

3101

3102 TEST_F(WebRtcSdpTest, DeserializeSdpWithIceLite) {

3103 JsepSessionDescription jdesc_with_icelite(kDummyString);

3104 std::string sdp_with_icelite = kSdpFullString;

3105 EXPECT_TRUE(SdpDeserialize(sdp_with_icelite, &jdesc_with_icelite));

3106 cricket::SessionDescription* desc = jdesc_with_icelite.description();

3107 const cricket::TransportInfo* tinfo1 =

3108 desc->GetTransportInfoByName("audio_content_name");

3109 EXPECT_EQ(cricket::ICEMODE_FULL, tinfo1->description.ice_mode);

3110 const cricket::TransportInfo* tinfo2 =

3111 desc->GetTransportInfoByName("video_content_name");

3112 EXPECT_EQ(cricket::ICEMODE_FULL, tinfo2->description.ice_mode);

3113 InjectAfter(kSessionTime,

3114 "a=ice-lite\r\n",

3115 &sdp_with_icelite);

3116 EXPECT_TRUE(SdpDeserialize(sdp_with_icelite, &jdesc_with_icelite));

3117 desc = jdesc_with_icelite.description();

3118 const cricket::TransportInfo* atinfo =

3119 desc->GetTransportInfoByName("audio_content_name");

3120 EXPECT_EQ(cricket::ICEMODE_LITE, atinfo->description.ice_mode);

3121 const cricket::TransportInfo* vtinfo =

3122 desc->GetTransportInfoByName("video_content_name");

3123 EXPECT_EQ(cricket::ICEMODE_LITE, vtinfo->description.ice_mode);

3124 }

3125

3126 // Verifies that the candidates in the input SDP are parsed and serialized

3127 // correctly in the output SDP.

3128 TEST_F(WebRtcSdpTest, RoundTripSdpWithSctpDataChannelsWithCandidates) {

3129 std::string sdp_with_data = kSdpString;

3130 sdp_with_data.append(kSdpSctpDataChannelWithCandidatesString);

3131 JsepSessionDescription jdesc_output(kDummyString);

3132

3133 EXPECT_TRUE(SdpDeserialize(sdp_with_data, &jdesc_output));

3134 EXPECT_EQ(sdp_with_data, webrtc::SdpSerialize(jdesc_output, false));

3135 }

3136

3137 TEST_F(WebRtcSdpTest, SerializeDtlsSetupAttribute) {

3138 AddFingerprint();

3139 TransportInfo audio_transport_info =

3140 *(desc_.GetTransportInfoByName(kAudioContentName));

3141 EXPECT_EQ(cricket::CONNECTIONROLE_NONE,

3142 audio_transport_info.description.connection_role);

3143 audio_transport_info.description.connection_role =

3144 cricket::CONNECTIONROLE_ACTIVE;

3145

3146 TransportInfo video_transport_info =

3147 *(desc_.GetTransportInfoByName(kVideoContentName));

3148 EXPECT_EQ(cricket::CONNECTIONROLE_NONE,

3149 video_transport_info.description.connection_role);

3150 video_transport_info.description.connection_role =

3151 cricket::CONNECTIONROLE_ACTIVE;

3152

3153 desc_.RemoveTransportInfoByName(kAudioContentName);

3154 desc_.RemoveTransportInfoByName(kVideoContentName);

3155

3156 desc_.AddTransportInfo(audio_transport_info);

3157 desc_.AddTransportInfo(video_transport_info);

3158

3159 ASSERT_TRUE(jdesc_.Initialize(desc_.Copy(),

3160 jdesc_.session_id(),

3161 jdesc_.session_version()));

3162 std::string message = webrtc::SdpSerialize(jdesc_, false);

3163 std::string sdp_with_dtlssetup = kSdpFullString;

3164

3165 // Fingerprint attribute is necessary to add DTLS setup attribute.

3166 InjectAfter(kAttributeIcePwdVoice,

3167 kFingerprint, &sdp_with_dtlssetup);

3168 InjectAfter(kAttributeIcePwdVideo,

3169 kFingerprint, &sdp_with_dtlssetup);

3170 // Now adding \|setup\| attribute.

3171 InjectAfter(kFingerprint,

3172 "a=setup:active\r\n", &sdp_with_dtlssetup);

3173 EXPECT_EQ(sdp_with_dtlssetup, message);

3174 }

3175

3176 TEST_F(WebRtcSdpTest, DeserializeDtlsSetupAttribute) {

3177 JsepSessionDescription jdesc_with_dtlssetup(kDummyString);

3178 std::string sdp_with_dtlssetup = kSdpFullString;

3179 InjectAfter(kSessionTime,

3180 "a=setup:actpass\r\n",

3181 &sdp_with_dtlssetup);

3182 EXPECT_TRUE(SdpDeserialize(sdp_with_dtlssetup, &jdesc_with_dtlssetup));

3183 cricket::SessionDescription* desc = jdesc_with_dtlssetup.description();

3184 const cricket::TransportInfo* atinfo =

3185 desc->GetTransportInfoByName("audio_content_name");

3186 EXPECT_EQ(cricket::CONNECTIONROLE_ACTPASS,

3187 atinfo->description.connection_role);

3188 const cricket::TransportInfo* vtinfo =

3189 desc->GetTransportInfoByName("video_content_name");

3190 EXPECT_EQ(cricket::CONNECTIONROLE_ACTPASS,

3191 vtinfo->description.connection_role);

3192 }

3193

3194 // Verifies that the order of the serialized m-lines follows the order of the

3195 // ContentInfo in SessionDescription, and vise versa for deserialization.

3196 TEST_F(WebRtcSdpTest, MediaContentOrderMaintainedRoundTrip) {

3197 JsepSessionDescription jdesc(kDummyString);

3198 const std::string media_content_sdps[3] = {

3199 kSdpAudioString,

3200 kSdpVideoString,

3201 kSdpSctpDataChannelString

3202 };

3203 const cricket::MediaType media_types[3] = {

3204 cricket::MEDIA_TYPE_AUDIO,

3205 cricket::MEDIA_TYPE_VIDEO,

3206 cricket::MEDIA_TYPE_DATA

3207 };

3208

3209 // Verifies all 6 permutations.

3210 for (size_t i = 0; i < 6; ++i) {

3211 size_t media_content_in_sdp[3];

3212 // The index of the first media content.

3213 media_content_in_sdp[0] = i / 2;

3214 // The index of the second media content.

3215 media_content_in_sdp[1] = (media_content_in_sdp[0] + i % 2 + 1) % 3;

3216 // The index of the third media content.

3217 media_content_in_sdp[2] = (media_content_in_sdp[0] + (i + 1) % 2 + 1) % 3;

3218

3219 std::string sdp_string = kSdpSessionString;

3220 for (size_t i = 0; i < 3; ++i)

3221 sdp_string += media_content_sdps[media_content_in_sdp[i]];

3222

3223 EXPECT_TRUE(SdpDeserialize(sdp_string, &jdesc));

3224 cricket::SessionDescription* desc = jdesc.description();

3225 EXPECT_EQ(3u, desc->contents().size());

3226

3227 for (size_t i = 0; i < 3; ++i) {

3228 const cricket::MediaContentDescription* mdesc =

3229 static_cast<const cricket::MediaContentDescription*>(

3230 desc->contents()[i].description);

3231 EXPECT_EQ(media_types[media_content_in_sdp[i]], mdesc->type());

3232 }

3233

3234 std::string serialized_sdp = webrtc::SdpSerialize(jdesc, false);

3235 EXPECT_EQ(sdp_string, serialized_sdp);

3236 }

3237 }

3238

3239 TEST_F(WebRtcSdpTest, DeserializeBundleOnlyAttribute) {

3240 MakeBundleOnlyDescription();

3241 JsepSessionDescription deserialized_description(kDummyString);

3242 EXPECT_TRUE(

3243 SdpDeserialize(kBundleOnlySdpFullString, &deserialized_description));

3244 EXPECT_TRUE(CompareSessionDescription(jdesc_, deserialized_description));

3245 }

3246

3247 // "a=bundle-only" should only be used in combination with a 0 port on the m=

3248 // line. We should fail to parse anything else.

3249 TEST_F(WebRtcSdpTest, FailToDeserializeBundleOnlyWithNonzeroPort) {

3250 std::string bad_sdp = kBundleOnlySdpFullString;

3251 Replace("m=video 0", "m=video 9", &bad_sdp);

3252 ExpectParseFailure(bad_sdp, "a=bundle-only");

3253 }

3254

3255 TEST_F(WebRtcSdpTest, SerializeBundleOnlyAttribute) {

3256 MakeBundleOnlyDescription();

3257 TestSerialize(jdesc_, false);

3258 }

3259

3260 TEST_F(WebRtcSdpTest, DeserializePlanBSessionDescription) {

3261 MakePlanBDescription();

3262

3263 JsepSessionDescription deserialized_description(kDummyString);

3264 EXPECT_TRUE(SdpDeserialize(kPlanBSdpFullString, &deserialized_description));

3265

3266 EXPECT_TRUE(CompareSessionDescription(jdesc_, deserialized_description));

3267 }

3268

3269 TEST_F(WebRtcSdpTest, SerializePlanBSessionDescription) {

3270 MakePlanBDescription();

3271 TestSerialize(jdesc_, false);

3272 }

3273

3274 // Some WebRTC endpoints include the msid in both the Plan B and Unified Plan

3275 // ways, to make SDP that's compatible with both Plan B and Unified Plan (to

3276 // some extent). If we parse this, the Plan B msid attribute (which is more

3277 // specific, since it's at the SSRC level) should take priority.

3278 TEST_F(WebRtcSdpTest, DeserializePlanBSessionDescriptionWithMsid) {

3279 MakePlanBDescription();

3280

3281 JsepSessionDescription deserialized_description(kDummyString);

3282 EXPECT_TRUE(

3283 SdpDeserialize(kPlanBSdpFullStringWithMsid, &deserialized_description));

3284

3285 EXPECT_TRUE(CompareSessionDescription(jdesc_, deserialized_description));

3286 }

3287

3288 TEST_F(WebRtcSdpTest, DeserializeUnifiedPlanSessionDescription) {

3289 MakeUnifiedPlanDescription();

3290

3291 JsepSessionDescription deserialized_description(kDummyString);

3292 EXPECT_TRUE(

3293 SdpDeserialize(kUnifiedPlanSdpFullString, &deserialized_description));

3294

3295 EXPECT_TRUE(CompareSessionDescription(jdesc_, deserialized_description));

3296 }

3297

3298 TEST_F(WebRtcSdpTest, SerializeUnifiedPlanSessionDescription) {

3299 MakeUnifiedPlanDescription();

3300 TestSerialize(jdesc_, true);

3301 }

3302

3303 // Regression test for heap overflow bug:

3304 // https://bugs.chromium.org/p/chromium/issues/detail?id=647916

3305 TEST_F(WebRtcSdpTest, DeserializeSctpPortInVideoDescription) {

3306 JsepSessionDescription jdesc_output(kDummyString);

3307

3308 // The issue occurs when the sctp-port attribute is found in a video

3309 // description. The actual heap overflow occurs when parsing the fmtp line.

3310 const char kSdpWithSctpPortInVideoDescription[] =

3311 "v=0\r\n"

3312 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

3313 "s=-\r\n"

3314 "t=0 0\r\n"

3315 "m=video 9 UDP/DTLS/SCTP 120\r\n"

3316 "a=sctp-port 5000\r\n"

3317 "a=fmtp:108 foo=10\r\n";

3318

3319 ExpectParseFailure(std::string(kSdpWithSctpPortInVideoDescription),

3320 "sctp-port");

3321 }

3322

3323 // Regression test for integer overflow bug:

3324 // https://bugs.chromium.org/p/chromium/issues/detail?id=648071

3325 TEST_F(WebRtcSdpTest, DeserializeLargeBandwidthLimit) {

3326 JsepSessionDescription jdesc_output(kDummyString);

3327

3328 // Bandwidth attribute is the max signed 32-bit int, which will get

3329 // multiplied by 1000 and cause int overflow if not careful.

3330 const char kSdpWithLargeBandwidth[] =

3331 "v=0\r\n"

3332 "o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1\r\n"

3333 "s=-\r\n"

3334 "t=0 0\r\n"

3335 "m=video 3457 RTP/SAVPF 120\r\n"

3336 "b=AS:2147483647\r\n"

3337 "foo=fail\r\n";

3338

3339 ExpectParseFailure(std::string(kSdpWithLargeBandwidth), "foo=fail");

3340 }

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« webrtc/api/jsepsessiondescription.h ('K') | « webrtc/api/webrtcsdp.cc ('k') | webrtc/api/webrtcsession.h » ('j') | webrtc/pc/DEPS » ('J')