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

  • Committer: Package Import Robot
  • Author(s): Maximiliano Curia
  • Date: 2015-02-24 11:32:57 UTC
  • mfrom: (1.1.41 vivid)
  • Revision ID: package-import@ubuntu.com-20150224113257-gnupg4v7lzz18ij0
Tags: 4:14.12.2-1
* New upstream release (14.12.2).
* Bump Standards-Version to 3.9.6, no changes needed.

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protocols/jabber/libjingle/talk/session/phone/devicemanager_unittest.cc
 
1
/*
 
2
 * libjingle
 
3
 * Copyright 2004--2008, 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
#ifdef WIN32
 
29
#include "talk/base/win32.h"
 
30
#include <objbase.h>
 
31
#endif
 
32
#include <string>
 
33
 
 
34
#include "talk/base/fileutils.h"
 
35
#include "talk/base/gunit.h"
 
36
#include "talk/base/logging.h"
 
37
#include "talk/base/pathutils.h"
 
38
#include "talk/base/scoped_ptr.h"
 
39
#include "talk/base/stream.h"
 
40
#include "talk/session/phone/devicemanager.h"
 
41
#include "talk/session/phone/filevideocapturer.h"
 
42
#include "talk/session/phone/testutils.h"
 
43
#include "talk/session/phone/v4llookup.h"
 
44
 
 
45
#ifdef LINUX
 
46
// TODO: Figure out why this doesn't compile on Windows.
 
47
#include "talk/base/fileutils_mock.h"
 
48
#endif  // LINUX
 
49
 
 
50
#include "talk/session/phone/devicemanager.h"
 
51
 
 
52
using talk_base::Pathname;
 
53
using talk_base::FileTimeType;
 
54
using talk_base::scoped_ptr;
 
55
using cricket::Device;
 
56
using cricket::DeviceManager;
 
57
using cricket::DeviceManagerFactory;
 
58
using cricket::DeviceManagerInterface;
 
59
 
 
60
// Test that we startup/shutdown properly.
 
61
TEST(DeviceManagerTest, StartupShutdown) {
 
62
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
63
  EXPECT_TRUE(dm->Init());
 
64
  dm->Terminate();
 
65
}
 
66
 
 
67
// Test CoInitEx behavior
 
68
#ifdef WIN32
 
69
TEST(DeviceManagerTest, CoInitialize) {
 
70
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
71
  std::vector<Device> devices;
 
72
  // Ensure that calls to video device work if COM is not yet initialized.
 
73
  EXPECT_TRUE(dm->Init());
 
74
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&devices));
 
75
  dm->Terminate();
 
76
  // Ensure that the ref count is correct.
 
77
  EXPECT_EQ(S_OK, CoInitializeEx(NULL, COINIT_MULTITHREADED));
 
78
  CoUninitialize();
 
79
  // Ensure that Init works in COINIT_APARTMENTTHREADED setting.
 
80
  EXPECT_EQ(S_OK, CoInitializeEx(NULL, COINIT_APARTMENTTHREADED));
 
81
  EXPECT_TRUE(dm->Init());
 
82
  dm->Terminate();
 
83
  CoUninitialize();
 
84
  // Ensure that the ref count is correct.
 
85
  EXPECT_EQ(S_OK, CoInitializeEx(NULL, COINIT_APARTMENTTHREADED));
 
86
  CoUninitialize();
 
87
  // Ensure that Init works in COINIT_MULTITHREADED setting.
 
88
  EXPECT_EQ(S_OK, CoInitializeEx(NULL, COINIT_MULTITHREADED));
 
89
  EXPECT_TRUE(dm->Init());
 
90
  dm->Terminate();
 
91
  CoUninitialize();
 
92
  // Ensure that the ref count is correct.
 
93
  EXPECT_EQ(S_OK, CoInitializeEx(NULL, COINIT_MULTITHREADED));
 
94
  CoUninitialize();
 
95
}
 
96
#endif
 
97
 
 
98
// Test enumerating devices (although we may not find any).
 
99
TEST(DeviceManagerTest, GetDevices) {
 
100
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
101
  std::vector<Device> audio_ins, audio_outs, video_ins;
 
102
  std::vector<cricket::Device> video_in_devs;
 
103
  cricket::Device def_video;
 
104
  EXPECT_TRUE(dm->Init());
 
105
  EXPECT_TRUE(dm->GetAudioInputDevices(&audio_ins));
 
106
  EXPECT_TRUE(dm->GetAudioOutputDevices(&audio_outs));
 
107
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&video_ins));
 
108
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&video_in_devs));
 
109
  EXPECT_EQ(video_ins.size(), video_in_devs.size());
 
110
  // If we have any video devices, we should be able to pick a default.
 
111
  EXPECT_TRUE(dm->GetVideoCaptureDevice(
 
112
      cricket::DeviceManagerInterface::kDefaultDeviceName, &def_video)
 
113
      != video_ins.empty());
 
114
}
 
115
 
 
116
// Test that we return correct ids for default and bogus devices.
 
117
TEST(DeviceManagerTest, GetAudioDeviceIds) {
 
118
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
119
  Device device;
 
120
  EXPECT_TRUE(dm->Init());
 
121
  EXPECT_TRUE(dm->GetAudioInputDevice(
 
122
      cricket::DeviceManagerInterface::kDefaultDeviceName, &device));
 
123
  EXPECT_EQ("-1", device.id);
 
124
  EXPECT_TRUE(dm->GetAudioOutputDevice(
 
125
      cricket::DeviceManagerInterface::kDefaultDeviceName, &device));
 
126
  EXPECT_EQ("-1", device.id);
 
127
  EXPECT_FALSE(dm->GetAudioInputDevice("_NOT A REAL DEVICE_", &device));
 
128
  EXPECT_FALSE(dm->GetAudioOutputDevice("_NOT A REAL DEVICE_", &device));
 
129
}
 
130
 
 
131
// Test that we get the video capture device by name properly.
 
132
TEST(DeviceManagerTest, GetVideoDeviceIds) {
 
133
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
134
  Device device;
 
135
  EXPECT_TRUE(dm->Init());
 
136
  EXPECT_FALSE(dm->GetVideoCaptureDevice("_NOT A REAL DEVICE_", &device));
 
137
  std::vector<Device> video_ins;
 
138
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&video_ins));
 
139
  if (!video_ins.empty()) {
 
140
    // Get the default device with the parameter kDefaultDeviceName.
 
141
    EXPECT_TRUE(dm->GetVideoCaptureDevice(
 
142
        cricket::DeviceManagerInterface::kDefaultDeviceName, &device));
 
143
 
 
144
    // Get the first device with the parameter video_ins[0].name.
 
145
    EXPECT_TRUE(dm->GetVideoCaptureDevice(video_ins[0].name, &device));
 
146
    EXPECT_EQ(device.name, video_ins[0].name);
 
147
    EXPECT_EQ(device.id, video_ins[0].id);
 
148
  }
 
149
}
 
150
 
 
151
TEST(DeviceManagerTest, GetVideoDeviceIds_File) {
 
152
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
153
  EXPECT_TRUE(dm->Init());
 
154
  Device device;
 
155
  const std::string test_file =
 
156
      cricket::GetTestFilePath("captured-320x240-2s-48.frames");
 
157
  EXPECT_TRUE(dm->GetVideoCaptureDevice(test_file, &device));
 
158
  EXPECT_TRUE(cricket::FileVideoCapturer::IsFileVideoCapturerDevice(device));
 
159
}
 
160
 
 
161
TEST(DeviceManagerTest, VerifyDevicesListsAreCleared) {
 
162
  const std::string imaginary("_NOT A REAL DEVICE_");
 
163
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
164
  std::vector<Device> audio_ins, audio_outs, video_ins;
 
165
  audio_ins.push_back(Device(imaginary, imaginary));
 
166
  audio_outs.push_back(Device(imaginary, imaginary));
 
167
  video_ins.push_back(Device(imaginary, imaginary));
 
168
  EXPECT_TRUE(dm->Init());
 
169
  EXPECT_TRUE(dm->GetAudioInputDevices(&audio_ins));
 
170
  EXPECT_TRUE(dm->GetAudioOutputDevices(&audio_outs));
 
171
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&video_ins));
 
172
  for (size_t i = 0; i < audio_ins.size(); ++i) {
 
173
    EXPECT_NE(imaginary, audio_ins[i].name);
 
174
  }
 
175
  for (size_t i = 0; i < audio_outs.size(); ++i) {
 
176
    EXPECT_NE(imaginary, audio_outs[i].name);
 
177
  }
 
178
  for (size_t i = 0; i < video_ins.size(); ++i) {
 
179
    EXPECT_NE(imaginary, video_ins[i].name);
 
180
  }
 
181
}
 
182
 
 
183
static bool CompareDeviceList(std::vector<Device>& devices,
 
184
    const char* const device_list[], int list_size) {
 
185
  if (list_size != static_cast<int>(devices.size())) {
 
186
    return false;
 
187
  }
 
188
  for (int i = 0; i < list_size; ++i) {
 
189
    if (devices[i].name.compare(device_list[i]) != 0) {
 
190
      return false;
 
191
    }
 
192
  }
 
193
  return true;
 
194
}
 
195
 
 
196
TEST(DeviceManagerTest, VerifyFilterDevices) {
 
197
  static const char* const kTotalDevicesName[] = {
 
198
      "Google Camera Adapters are tons of fun.",
 
199
      "device1",
 
200
      "device2",
 
201
      "device3",
 
202
      "device4",
 
203
      "device5",
 
204
      "Google Camera Adapter 0",
 
205
      "Google Camera Adapter 1",
 
206
  };
 
207
  static const char* const kFilteredDevicesName[] = {
 
208
      "device2",
 
209
      "device4",
 
210
      "Google Camera Adapter",
 
211
      NULL,
 
212
  };
 
213
  static const char* const kDevicesName[] = {
 
214
      "device1",
 
215
      "device3",
 
216
      "device5",
 
217
  };
 
218
  std::vector<Device> devices;
 
219
  for (int i = 0; i < ARRAY_SIZE(kTotalDevicesName); ++i) {
 
220
    devices.push_back(Device(kTotalDevicesName[i], i));
 
221
  }
 
222
  EXPECT_TRUE(CompareDeviceList(devices, kTotalDevicesName,
 
223
                                ARRAY_SIZE(kTotalDevicesName)));
 
224
  // Return false if given NULL as the exclusion list.
 
225
  EXPECT_TRUE(DeviceManager::FilterDevices(&devices, NULL));
 
226
  // The devices should not change.
 
227
  EXPECT_TRUE(CompareDeviceList(devices, kTotalDevicesName,
 
228
                                ARRAY_SIZE(kTotalDevicesName)));
 
229
  EXPECT_TRUE(DeviceManager::FilterDevices(&devices, kFilteredDevicesName));
 
230
  EXPECT_TRUE(CompareDeviceList(devices, kDevicesName,
 
231
                                ARRAY_SIZE(kDevicesName)));
 
232
}
 
233
 
 
234
#ifdef LINUX
 
235
class FakeV4LLookup : public cricket::V4LLookup {
 
236
 public:
 
237
  explicit FakeV4LLookup(std::vector<std::string> device_paths)
 
238
      : device_paths_(device_paths) {}
 
239
 
 
240
 protected:
 
241
  bool CheckIsV4L2Device(const std::string& device) {
 
242
    return std::find(device_paths_.begin(), device_paths_.end(), device)
 
243
        != device_paths_.end();
 
244
  }
 
245
 
 
246
 private:
 
247
  std::vector<std::string> device_paths_;
 
248
};
 
249
 
 
250
TEST(DeviceManagerTest, GetVideoCaptureDevices_K2_6) {
 
251
  std::vector<std::string> devices;
 
252
  devices.push_back("/dev/video0");
 
253
  devices.push_back("/dev/video5");
 
254
  cricket::V4LLookup::SetV4LLookup(new FakeV4LLookup(devices));
 
255
 
 
256
  std::vector<talk_base::FakeFileSystem::File> files;
 
257
  files.push_back(talk_base::FakeFileSystem::File("/dev/video0", ""));
 
258
  files.push_back(talk_base::FakeFileSystem::File("/dev/video5", ""));
 
259
  files.push_back(talk_base::FakeFileSystem::File(
 
260
      "/sys/class/video4linux/video0/name", "Video Device 1"));
 
261
  files.push_back(talk_base::FakeFileSystem::File(
 
262
      "/sys/class/video4linux/video1/model", "Bad Device"));
 
263
  files.push_back(
 
264
      talk_base::FakeFileSystem::File("/sys/class/video4linux/video5/model",
 
265
                                      "Video Device 2"));
 
266
  talk_base::FilesystemScope fs(new talk_base::FakeFileSystem(files));
 
267
 
 
268
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
269
  std::vector<Device> video_ins;
 
270
  EXPECT_TRUE(dm->Init());
 
271
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&video_ins));
 
272
  EXPECT_EQ(2u, video_ins.size());
 
273
  EXPECT_EQ("Video Device 1", video_ins.at(0).name);
 
274
  EXPECT_EQ("Video Device 2", video_ins.at(1).name);
 
275
}
 
276
 
 
277
TEST(DeviceManagerTest, GetVideoCaptureDevices_K2_4) {
 
278
  std::vector<std::string> devices;
 
279
  devices.push_back("/dev/video0");
 
280
  devices.push_back("/dev/video5");
 
281
  cricket::V4LLookup::SetV4LLookup(new FakeV4LLookup(devices));
 
282
 
 
283
  std::vector<talk_base::FakeFileSystem::File> files;
 
284
  files.push_back(talk_base::FakeFileSystem::File("/dev/video0", ""));
 
285
  files.push_back(talk_base::FakeFileSystem::File("/dev/video5", ""));
 
286
  files.push_back(talk_base::FakeFileSystem::File(
 
287
          "/proc/video/dev/video0",
 
288
          "param1: value1\nname: Video Device 1\n param2: value2\n"));
 
289
  files.push_back(talk_base::FakeFileSystem::File(
 
290
          "/proc/video/dev/video1",
 
291
          "param1: value1\nname: Bad Device\n param2: value2\n"));
 
292
  files.push_back(talk_base::FakeFileSystem::File(
 
293
          "/proc/video/dev/video5",
 
294
          "param1: value1\nname:   Video Device 2\n param2: value2\n"));
 
295
  talk_base::FilesystemScope fs(new talk_base::FakeFileSystem(files));
 
296
 
 
297
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
298
  std::vector<Device> video_ins;
 
299
  EXPECT_TRUE(dm->Init());
 
300
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&video_ins));
 
301
  EXPECT_EQ(2u, video_ins.size());
 
302
  EXPECT_EQ("Video Device 1", video_ins.at(0).name);
 
303
  EXPECT_EQ("Video Device 2", video_ins.at(1).name);
 
304
}
 
305
 
 
306
TEST(DeviceManagerTest, GetVideoCaptureDevices_KUnknown) {
 
307
  std::vector<std::string> devices;
 
308
  devices.push_back("/dev/video0");
 
309
  devices.push_back("/dev/video5");
 
310
  cricket::V4LLookup::SetV4LLookup(new FakeV4LLookup(devices));
 
311
 
 
312
  std::vector<talk_base::FakeFileSystem::File> files;
 
313
  files.push_back(talk_base::FakeFileSystem::File("/dev/video0", ""));
 
314
  files.push_back(talk_base::FakeFileSystem::File("/dev/video1", ""));
 
315
  files.push_back(talk_base::FakeFileSystem::File("/dev/video5", ""));
 
316
  talk_base::FilesystemScope fs(new talk_base::FakeFileSystem(files));
 
317
 
 
318
  scoped_ptr<DeviceManagerInterface> dm(DeviceManagerFactory::Create());
 
319
  std::vector<Device> video_ins;
 
320
  EXPECT_TRUE(dm->Init());
 
321
  EXPECT_TRUE(dm->GetVideoCaptureDevices(&video_ins));
 
322
  EXPECT_EQ(2u, video_ins.size());
 
323
  EXPECT_EQ("/dev/video0", video_ins.at(0).name);
 
324
  EXPECT_EQ("/dev/video5", video_ins.at(1).name);
 
325
}
 
326
#endif  // LINUX