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Issue 1691463002: Move talk/session/media -> webrtc/pc (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Last rebase Created 4 years, 10 months ago
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1 /*
2 * libjingle
3 * Copyright 2011 Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include "talk/session/media/rtcpmuxfilter.h"
29
30 #include "webrtc/base/gunit.h"
31 #include "webrtc/media/base/testutils.h"
32
33 TEST(RtcpMuxFilterTest, DemuxRtcpSender) {
34 cricket::RtcpMuxFilter filter;
35 const char data[] = { 0, 73, 0, 0 };
36 const int len = 4;
37
38 // Init state - refuse to demux
39 EXPECT_FALSE(filter.DemuxRtcp(data, len));
40 // After sent offer, demux should be enabled
41 filter.SetOffer(true, cricket::CS_LOCAL);
42 EXPECT_TRUE(filter.DemuxRtcp(data, len));
43 // Remote accepted, demux should be enabled
44 filter.SetAnswer(true, cricket::CS_REMOTE);
45 EXPECT_TRUE(filter.DemuxRtcp(data, len));
46 }
47
48 TEST(RtcpMuxFilterTest, DemuxRtcpReceiver) {
49 cricket::RtcpMuxFilter filter;
50 const char data[] = { 0, 73, 0, 0 };
51 const int len = 4;
52
53 // Init state - refuse to demux
54 EXPECT_FALSE(filter.DemuxRtcp(data, len));
55 // After received offer, demux should not be enabled
56 filter.SetOffer(true, cricket::CS_REMOTE);
57 EXPECT_FALSE(filter.DemuxRtcp(data, len));
58 // We accept, demux is now enabled
59 filter.SetAnswer(true, cricket::CS_LOCAL);
60 EXPECT_TRUE(filter.DemuxRtcp(data, len));
61 }
62
63 TEST(RtcpMuxFilterTest, DemuxRtcpSenderProvisionalAnswer) {
64 cricket::RtcpMuxFilter filter;
65 const char data[] = { 0, 73, 0, 0 };
66 const int len = 4;
67
68 filter.SetOffer(true, cricket::CS_REMOTE);
69 // Received provisional answer without mux enabled.
70 filter.SetProvisionalAnswer(false, cricket::CS_LOCAL);
71 EXPECT_FALSE(filter.DemuxRtcp(data, len));
72 // Received provisional answer with mux enabled.
73 filter.SetProvisionalAnswer(true, cricket::CS_LOCAL);
74 EXPECT_TRUE(filter.DemuxRtcp(data, len));
75 // Remote accepted, demux should be enabled.
76 filter.SetAnswer(true, cricket::CS_LOCAL);
77 EXPECT_TRUE(filter.DemuxRtcp(data, len));
78 }
79
80 TEST(RtcpMuxFilterTest, DemuxRtcpReceiverProvisionalAnswer) {
81 cricket::RtcpMuxFilter filter;
82 const char data[] = { 0, 73, 0, 0 };
83 const int len = 4;
84
85 filter.SetOffer(true, cricket::CS_LOCAL);
86 // Received provisional answer without mux enabled.
87 filter.SetProvisionalAnswer(false, cricket::CS_REMOTE);
88 // After sent offer, demux should be enabled until we have received a
89 // final answer.
90 EXPECT_TRUE(filter.DemuxRtcp(data, len));
91 // Received provisional answer with mux enabled.
92 filter.SetProvisionalAnswer(true, cricket::CS_REMOTE);
93 EXPECT_TRUE(filter.DemuxRtcp(data, len));
94 // Remote accepted, demux should be enabled.
95 filter.SetAnswer(true, cricket::CS_REMOTE);
96 EXPECT_TRUE(filter.DemuxRtcp(data, len));
97 }
98
99 TEST(RtcpMuxFilterTest, IsActiveSender) {
100 cricket::RtcpMuxFilter filter;
101 // Init state - not active
102 EXPECT_FALSE(filter.IsActive());
103 // After sent offer, demux should not be active.
104 filter.SetOffer(true, cricket::CS_LOCAL);
105 EXPECT_FALSE(filter.IsActive());
106 // Remote accepted, filter is now active.
107 filter.SetAnswer(true, cricket::CS_REMOTE);
108 EXPECT_TRUE(filter.IsActive());
109 }
110
111 // Test that we can receive provisional answer and final answer.
112 TEST(RtcpMuxFilterTest, ReceivePrAnswer) {
113 cricket::RtcpMuxFilter filter;
114 filter.SetOffer(true, cricket::CS_LOCAL);
115 // Received provisional answer with mux enabled.
116 EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_REMOTE));
117 // We are now active since both sender and receiver support mux.
118 EXPECT_TRUE(filter.IsActive());
119 // Received provisional answer with mux disabled.
120 EXPECT_TRUE(filter.SetProvisionalAnswer(false, cricket::CS_REMOTE));
121 // We are now inactive since the receiver doesn't support mux.
122 EXPECT_FALSE(filter.IsActive());
123 // Received final answer with mux enabled.
124 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_REMOTE));
125 EXPECT_TRUE(filter.IsActive());
126 }
127
128 TEST(RtcpMuxFilterTest, IsActiveReceiver) {
129 cricket::RtcpMuxFilter filter;
130 // Init state - not active.
131 EXPECT_FALSE(filter.IsActive());
132 // After received offer, demux should not be active
133 filter.SetOffer(true, cricket::CS_REMOTE);
134 EXPECT_FALSE(filter.IsActive());
135 // We accept, filter is now active
136 filter.SetAnswer(true, cricket::CS_LOCAL);
137 EXPECT_TRUE(filter.IsActive());
138 }
139
140 // Test that we can send provisional answer and final answer.
141 TEST(RtcpMuxFilterTest, SendPrAnswer) {
142 cricket::RtcpMuxFilter filter;
143 filter.SetOffer(true, cricket::CS_REMOTE);
144 // Send provisional answer with mux enabled.
145 EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_LOCAL));
146 EXPECT_TRUE(filter.IsActive());
147 // Received provisional answer with mux disabled.
148 EXPECT_TRUE(filter.SetProvisionalAnswer(false, cricket::CS_LOCAL));
149 EXPECT_FALSE(filter.IsActive());
150 // Send final answer with mux enabled.
151 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
152 EXPECT_TRUE(filter.IsActive());
153 }
154
155 // Test that we can enable the filter in an update.
156 // We can not disable the filter later since that would mean we need to
157 // recreate a rtcp transport channel.
158 TEST(RtcpMuxFilterTest, EnableFilterDuringUpdate) {
159 cricket::RtcpMuxFilter filter;
160 EXPECT_FALSE(filter.IsActive());
161 EXPECT_TRUE(filter.SetOffer(false, cricket::CS_REMOTE));
162 EXPECT_TRUE(filter.SetAnswer(false, cricket::CS_LOCAL));
163 EXPECT_FALSE(filter.IsActive());
164
165 EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
166 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
167 EXPECT_TRUE(filter.IsActive());
168
169 EXPECT_FALSE(filter.SetOffer(false, cricket::CS_REMOTE));
170 EXPECT_FALSE(filter.SetAnswer(false, cricket::CS_LOCAL));
171 EXPECT_TRUE(filter.IsActive());
172 }
173
174 // Test that SetOffer can be called twice.
175 TEST(RtcpMuxFilterTest, SetOfferTwice) {
176 cricket::RtcpMuxFilter filter;
177
178 EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
179 EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
180 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
181 EXPECT_TRUE(filter.IsActive());
182
183 cricket::RtcpMuxFilter filter2;
184 EXPECT_TRUE(filter2.SetOffer(false, cricket::CS_LOCAL));
185 EXPECT_TRUE(filter2.SetOffer(false, cricket::CS_LOCAL));
186 EXPECT_TRUE(filter2.SetAnswer(false, cricket::CS_REMOTE));
187 EXPECT_FALSE(filter2.IsActive());
188 }
189
190 // Test that the filter can be enabled twice.
191 TEST(RtcpMuxFilterTest, EnableFilterTwiceDuringUpdate) {
192 cricket::RtcpMuxFilter filter;
193
194 EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
195 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
196 EXPECT_TRUE(filter.IsActive());
197
198 EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
199 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
200 EXPECT_TRUE(filter.IsActive());
201 }
202
203 // Test that the filter can be kept disabled during updates.
204 TEST(RtcpMuxFilterTest, KeepFilterDisabledDuringUpdate) {
205 cricket::RtcpMuxFilter filter;
206
207 EXPECT_TRUE(filter.SetOffer(false, cricket::CS_REMOTE));
208 EXPECT_TRUE(filter.SetAnswer(false, cricket::CS_LOCAL));
209 EXPECT_FALSE(filter.IsActive());
210
211 EXPECT_TRUE(filter.SetOffer(false, cricket::CS_REMOTE));
212 EXPECT_TRUE(filter.SetAnswer(false, cricket::CS_LOCAL));
213 EXPECT_FALSE(filter.IsActive());
214 }
215
216 // Test that we can SetActive and then can't deactivate.
217 TEST(RtcpMuxFilterTest, SetActiveCantDeactivate) {
218 cricket::RtcpMuxFilter filter;
219 const char data[] = { 0, 73, 0, 0 };
220 const int len = 4;
221
222 filter.SetActive();
223 EXPECT_TRUE(filter.IsActive());
224 EXPECT_TRUE(filter.DemuxRtcp(data, len));
225
226 EXPECT_FALSE(filter.SetOffer(false, cricket::CS_LOCAL));
227 EXPECT_TRUE(filter.IsActive());
228 EXPECT_TRUE(filter.SetOffer(true, cricket::CS_LOCAL));
229 EXPECT_TRUE(filter.IsActive());
230
231 EXPECT_FALSE(filter.SetProvisionalAnswer(false, cricket::CS_REMOTE));
232 EXPECT_TRUE(filter.IsActive());
233 EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_REMOTE));
234 EXPECT_TRUE(filter.IsActive());
235
236 EXPECT_FALSE(filter.SetAnswer(false, cricket::CS_REMOTE));
237 EXPECT_TRUE(filter.IsActive());
238 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_REMOTE));
239 EXPECT_TRUE(filter.IsActive());
240
241 EXPECT_FALSE(filter.SetOffer(false, cricket::CS_REMOTE));
242 EXPECT_TRUE(filter.IsActive());
243 EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
244 EXPECT_TRUE(filter.IsActive());
245
246 EXPECT_FALSE(filter.SetProvisionalAnswer(false, cricket::CS_LOCAL));
247 EXPECT_TRUE(filter.IsActive());
248 EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_LOCAL));
249 EXPECT_TRUE(filter.IsActive());
250
251 EXPECT_FALSE(filter.SetAnswer(false, cricket::CS_LOCAL));
252 EXPECT_TRUE(filter.IsActive());
253 EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
254 EXPECT_TRUE(filter.IsActive());
255 }
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