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Viewing changes to protocols/jabber/googletalk/libjingle/talk/session/phone/mediamessages_unittest.cc

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2013-06-21 02:22:39 UTC
  • Revision ID: package-import@ubuntu.com-20130621022239-63l3zc8p0nf26pt6
Tags: upstream-4.10.80
Import upstream version 4.10.80

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protocols/jabber/googletalk/libjingle/talk/session/phone/mediamessages_unittest.cc
 
1
/*
 
2
 * libjingle
 
3
 * Copyright 2004--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/phone/mediamessages.h"
 
29
 
 
30
#include <string>
 
31
#include <vector>
 
32
 
 
33
#include "talk/base/gunit.h"
 
34
#include "talk/base/scoped_ptr.h"
 
35
#include "talk/p2p/base/constants.h"
 
36
#include "talk/session/phone/mediasessionclient.h"
 
37
#include "talk/xmllite/xmlelement.h"
 
38
 
 
39
// Unit tests for mediamessages.cc.
 
40
 
 
41
namespace cricket {
 
42
 
 
43
namespace {
 
44
 
 
45
static const char kViewVideoNoneXml[] =
 
46
    "<view xmlns='google:jingle'"
 
47
    "  name='video1'"
 
48
    "  type='none'"
 
49
    "/>";
 
50
 
 
51
class MediaMessagesTest : public testing::Test {
 
52
 public:
 
53
  // CreateMediaSessionDescription uses a static variable cricket::NS_JINGLE_RTP
 
54
  // defined in another file and cannot be used to initialize another static
 
55
  // variable (http://www.parashift.com/c++-faq-lite/ctors.html#faq-10.14)
 
56
  MediaMessagesTest()
 
57
      : remote_description_(CreateMediaSessionDescription("audio1", "video1")) {
 
58
  }
 
59
 
 
60
 protected:
 
61
  static std::string ViewVideoStaticVgaXml(const std::string& ssrc) {
 
62
      return "<view xmlns='google:jingle'"
 
63
             "  name='video1'"
 
64
             "  type='static'"
 
65
             "  ssrc='" + ssrc + "'"
 
66
             ">"
 
67
             "<params"
 
68
             "    width='640'"
 
69
             "    height='480'"
 
70
             "    framerate='30'"
 
71
             "    preference='0'"
 
72
             "  />"
 
73
             "</view>";
 
74
  }
 
75
 
 
76
  static cricket::StreamParams CreateStream(const std::string& nick,
 
77
                                            const std::string& name,
 
78
                                            uint32 ssrc1,
 
79
                                            uint32 ssrc2,
 
80
                                            const std::string& semantics,
 
81
                                            const std::string& type,
 
82
                                            const std::string& display) {
 
83
    StreamParams stream;
 
84
    stream.nick = nick;
 
85
    stream.name = name;
 
86
    stream.ssrcs.push_back(ssrc1);
 
87
    stream.ssrcs.push_back(ssrc2);
 
88
    stream.ssrc_groups.push_back(
 
89
        cricket::SsrcGroup(semantics, stream.ssrcs));
 
90
    stream.type = type;
 
91
    stream.display = display;
 
92
    return stream;
 
93
  }
 
94
 
 
95
  static std::string StreamsXml(const std::string& stream1,
 
96
                               const std::string& stream2) {
 
97
    return "<streams xmlns='google:jingle'>"
 
98
           + stream1
 
99
           + stream2 +
 
100
           "</streams>";
 
101
  }
 
102
 
 
103
 
 
104
  static std::string StreamXml(const std::string& nick,
 
105
                               const std::string& name,
 
106
                               const std::string& ssrc1,
 
107
                               const std::string& ssrc2,
 
108
                               const std::string& semantics,
 
109
                               const std::string& type,
 
110
                               const std::string& display) {
 
111
    return "<stream"
 
112
           " nick='" + nick + "'"
 
113
           " name='" + name + "'"
 
114
           " type='" + type + "'"
 
115
           " display='" + display + "'"
 
116
           ">"
 
117
           "<ssrc>" + ssrc1 + "</ssrc>"
 
118
           "<ssrc>" + ssrc2 + "</ssrc>"
 
119
           "<ssrc-group"
 
120
           "  semantics='" + semantics + "'"
 
121
           ">"
 
122
           "<ssrc>" + ssrc1 + "</ssrc>"
 
123
           "<ssrc>" + ssrc2 + "</ssrc>"
 
124
           "</ssrc-group>"
 
125
           "</stream>";
 
126
  }
 
127
 
 
128
  static cricket::SessionDescription* CreateMediaSessionDescription(
 
129
      const std::string& audio_content_name,
 
130
      const std::string& video_content_name) {
 
131
    cricket::SessionDescription* desc = new cricket::SessionDescription();
 
132
    desc->AddContent(audio_content_name, cricket::NS_JINGLE_RTP,
 
133
                     new cricket::AudioContentDescription());
 
134
    desc->AddContent(video_content_name, cricket::NS_JINGLE_RTP,
 
135
                     new cricket::VideoContentDescription());
 
136
    return desc;
 
137
  }
 
138
 
 
139
  talk_base::scoped_ptr<cricket::SessionDescription> remote_description_;
 
140
};
 
141
 
 
142
}  // anonymous namespace
 
143
 
 
144
// Test serializing/deserializing an empty <view> message.
 
145
TEST_F(MediaMessagesTest, ViewNoneToFromXml) {
 
146
  buzz::XmlElement* expected_view_elem =
 
147
      buzz::XmlElement::ForStr(kViewVideoNoneXml);
 
148
  talk_base::scoped_ptr<buzz::XmlElement> action_elem(
 
149
      new buzz::XmlElement(QN_JINGLE));
 
150
 
 
151
  EXPECT_FALSE(cricket::IsJingleViewRequest(action_elem.get()));
 
152
  action_elem->AddElement(expected_view_elem);
 
153
  EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get()));
 
154
 
 
155
  cricket::ViewRequest view_request;
 
156
  cricket::XmlElements actual_view_elems;
 
157
  cricket::WriteError error;
 
158
 
 
159
  ASSERT_TRUE(cricket::WriteJingleViewRequest(
 
160
      "video1", view_request, &actual_view_elems, &error));
 
161
 
 
162
  ASSERT_EQ(1U, actual_view_elems.size());
 
163
  EXPECT_EQ(expected_view_elem->Str(), actual_view_elems[0]->Str());
 
164
 
 
165
  cricket::ParseError parse_error;
 
166
  EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get()));
 
167
  ASSERT_TRUE(cricket::ParseJingleViewRequest(
 
168
      action_elem.get(), &view_request, &parse_error));
 
169
  EXPECT_EQ(0U, view_request.static_video_views.size());
 
170
}
 
171
 
 
172
// Test serializing/deserializing an a simple vga <view> message.
 
173
TEST_F(MediaMessagesTest, ViewVgaToFromXml) {
 
174
  talk_base::scoped_ptr<buzz::XmlElement> action_elem(
 
175
      new buzz::XmlElement(QN_JINGLE));
 
176
  buzz::XmlElement* expected_view_elem1 =
 
177
      buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("1234"));
 
178
  buzz::XmlElement* expected_view_elem2 =
 
179
      buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("2468"));
 
180
  action_elem->AddElement(expected_view_elem1);
 
181
  action_elem->AddElement(expected_view_elem2);
 
182
 
 
183
  cricket::ViewRequest view_request;
 
184
  cricket::XmlElements actual_view_elems;
 
185
  cricket::WriteError error;
 
186
 
 
187
  view_request.static_video_views.push_back(
 
188
      cricket::StaticVideoView(1234, 640, 480, 30));
 
189
  view_request.static_video_views.push_back(
 
190
      cricket::StaticVideoView(2468, 640, 480, 30));
 
191
 
 
192
  ASSERT_TRUE(cricket::WriteJingleViewRequest(
 
193
      "video1", view_request, &actual_view_elems, &error));
 
194
 
 
195
  ASSERT_EQ(2U, actual_view_elems.size());
 
196
  EXPECT_EQ(expected_view_elem1->Str(), actual_view_elems[0]->Str());
 
197
  EXPECT_EQ(expected_view_elem2->Str(), actual_view_elems[1]->Str());
 
198
 
 
199
  view_request.static_video_views.clear();
 
200
  cricket::ParseError parse_error;
 
201
  EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get()));
 
202
  ASSERT_TRUE(cricket::ParseJingleViewRequest(
 
203
      action_elem.get(), &view_request, &parse_error));
 
204
  EXPECT_EQ(2U, view_request.static_video_views.size());
 
205
  EXPECT_EQ(1234U, view_request.static_video_views[0].ssrc);
 
206
  EXPECT_EQ(640, view_request.static_video_views[0].width);
 
207
  EXPECT_EQ(480, view_request.static_video_views[0].height);
 
208
  EXPECT_EQ(30, view_request.static_video_views[0].framerate);
 
209
  EXPECT_EQ(2468U, view_request.static_video_views[1].ssrc);
 
210
}
 
211
 
 
212
// Test deserializing bad view XML.
 
213
TEST_F(MediaMessagesTest, ParseBadViewXml) {
 
214
  talk_base::scoped_ptr<buzz::XmlElement> action_elem(
 
215
      new buzz::XmlElement(QN_JINGLE));
 
216
  buzz::XmlElement* view_elem =
 
217
      buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("not-an-ssrc"));
 
218
  action_elem->AddElement(view_elem);
 
219
 
 
220
  cricket::ViewRequest view_request;
 
221
  cricket::ParseError parse_error;
 
222
  ASSERT_FALSE(cricket::ParseJingleViewRequest(
 
223
      action_elem.get(), &view_request, &parse_error));
 
224
}
 
225
 
 
226
 
 
227
// Test serializing/deserializing typical streams xml.
 
228
TEST_F(MediaMessagesTest, StreamsToFromXml) {
 
229
  talk_base::scoped_ptr<buzz::XmlElement> expected_streams_elem(
 
230
      buzz::XmlElement::ForStr(
 
231
          StreamsXml(
 
232
              StreamXml("nick1", "name1", "101", "102",
 
233
                        "semantics1", "type1", "display1"),
 
234
              StreamXml("nick2", "name2", "201", "202",
 
235
                        "semantics2", "type2", "display2"))));
 
236
 
 
237
  std::vector<cricket::StreamParams> expected_streams;
 
238
  expected_streams.push_back(CreateStream("nick1", "name1", 101U, 102U,
 
239
                                          "semantics1", "type1", "display1"));
 
240
  expected_streams.push_back(CreateStream("nick2", "name2", 201U, 202U,
 
241
                                          "semantics2", "type2", "display2"));
 
242
 
 
243
  talk_base::scoped_ptr<buzz::XmlElement> actual_desc_elem(
 
244
      new buzz::XmlElement(QN_JINGLE_RTP_CONTENT));
 
245
  cricket::WriteJingleStreams(expected_streams, actual_desc_elem.get());
 
246
 
 
247
  const buzz::XmlElement* actual_streams_elem =
 
248
      actual_desc_elem->FirstNamed(QN_JINGLE_DRAFT_STREAMS);
 
249
  ASSERT_TRUE(actual_streams_elem != NULL);
 
250
  EXPECT_EQ(expected_streams_elem->Str(), actual_streams_elem->Str());
 
251
 
 
252
  talk_base::scoped_ptr<buzz::XmlElement> expected_desc_elem(
 
253
      new buzz::XmlElement(QN_JINGLE_RTP_CONTENT));
 
254
  expected_desc_elem->AddElement(new buzz::XmlElement(
 
255
      *expected_streams_elem));
 
256
  std::vector<cricket::StreamParams> actual_streams;
 
257
  cricket::ParseError parse_error;
 
258
 
 
259
  EXPECT_TRUE(cricket::HasJingleStreams(expected_desc_elem.get()));
 
260
  ASSERT_TRUE(cricket::ParseJingleStreams(
 
261
      expected_desc_elem.get(), &actual_streams, &parse_error));
 
262
  EXPECT_EQ(2U, actual_streams.size());
 
263
  EXPECT_EQ(expected_streams[0], actual_streams[0]);
 
264
  EXPECT_EQ(expected_streams[1], actual_streams[1]);
 
265
}
 
266
 
 
267
// Test deserializing bad streams xml.
 
268
TEST_F(MediaMessagesTest, StreamsFromBadXml) {
 
269
  talk_base::scoped_ptr<buzz::XmlElement> streams_elem(
 
270
      buzz::XmlElement::ForStr(
 
271
          StreamsXml(
 
272
              StreamXml("nick1", "name1", "101", "not-an-ssrc",
 
273
                        "semantics1", "type1", "display1"),
 
274
              StreamXml("nick2", "name2", "202", "not-an-ssrc",
 
275
                        "semantics2", "type2", "display2"))));
 
276
  talk_base::scoped_ptr<buzz::XmlElement> desc_elem(
 
277
      new buzz::XmlElement(QN_JINGLE_RTP_CONTENT));
 
278
  desc_elem->AddElement(new buzz::XmlElement(*streams_elem));
 
279
 
 
280
  std::vector<cricket::StreamParams> actual_streams;
 
281
  cricket::ParseError parse_error;
 
282
  ASSERT_FALSE(cricket::ParseJingleStreams(
 
283
      desc_elem.get(), &actual_streams, &parse_error));
 
284
}
 
285
 
 
286
}  // namespace cricket