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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // MediaDeviceNotificationsLinux unit tests. | |
| 6 | |
| 7 #include "chrome/browser/media_gallery/media_device_notifications_linux.h" | |
| 8 | |
| 9 #include <mntent.h> | |
| 10 #include <stdio.h> | |
| 11 | |
| 12 #include <string> | |
| 13 | |
| 14 #include "base/file_util.h" | |
| 15 #include "base/logging.h" | |
| 16 #include "base/memory/scoped_ptr.h" | |
| 17 #include "base/message_loop.h" | |
| 18 #include "base/scoped_temp_dir.h" | |
| 19 #include "base/system_monitor/system_monitor.h" | |
| 20 #include "base/test/mock_devices_changed_observer.h" | |
| 21 #include "base/utf_string_conversions.h" | |
| 22 #include "chrome/browser/media_gallery/media_storage_util.h" | |
| 23 #include "content/public/test/test_browser_thread.h" | |
| 24 #include "testing/gtest/include/gtest/gtest.h" | |
| 25 | |
| 26 namespace chrome { | |
| 27 | |
| 28 namespace { | |
| 29 | |
| 30 using testing::_; | |
| 31 | |
| 32 const char kValidFS[] = "vfat"; | |
| 33 const char kInvalidFS[] = "invalidfs"; | |
| 34 | |
| 35 const char kInvalidPath[] = "invalid path does not exist"; | |
| 36 | |
| 37 const char kDevice1[] = "d1"; | |
| 38 const char kDevice2[] = "d2"; | |
| 39 const char kDevice3[] = "d3"; | |
| 40 | |
| 41 const char kDeviceId1[] = "UUID:FFF0-000F"; | |
| 42 const char kDeviceId2[] = "VendorModelSerial:ComName:Model2010:898989898989"; | |
| 43 const char kDeviceId3[] = "VendorModelSerial:::WEM319X792"; | |
| 44 | |
| 45 const char kDeviceLabel1[] = "TEST_USB_MODEL_1"; | |
| 46 const char kDeviceLabel2[] = "TEST_USB_MODEL_2"; | |
| 47 const char kDeviceLabel3[] = "TEST_USB_MODEL_3"; | |
| 48 | |
| 49 const char kMountPointA[] = "mnt_a"; | |
| 50 const char kMountPointB[] = "mnt_b"; | |
| 51 | |
| 52 std::string GetDCIMDeviceId(std::string unique_id) { | |
| 53 return chrome::MediaStorageUtil::MakeDeviceId( | |
| 54 chrome::MediaStorageUtil::USB_MASS_STORAGE_WITH_DCIM, unique_id); | |
| 55 } | |
| 56 | |
| 57 bool GetDeviceInfo(const std::string& dev_path, std::string* id, | |
| 58 string16* name) { | |
| 59 std::string device_name; | |
| 60 if (dev_path == kDevice1) { | |
| 61 *id = GetDCIMDeviceId(kDeviceId1); | |
| 62 device_name = kDeviceLabel1; | |
| 63 } else if (dev_path == kDevice2) { | |
| 64 *id = GetDCIMDeviceId(kDeviceId2); | |
| 65 device_name = kDeviceLabel2; | |
| 66 } else if (dev_path == kDevice3) { | |
| 67 *id = GetDCIMDeviceId(kDeviceId3); | |
| 68 device_name = kDeviceLabel3; | |
| 69 } else { | |
| 70 return false; | |
| 71 } | |
| 72 | |
| 73 *name = ASCIIToUTF16(device_name); | |
| 74 return true; | |
| 75 } | |
| 76 | |
| 77 class MediaDeviceNotificationsLinuxTestWrapper | |
| 78 : public MediaDeviceNotificationsLinux { | |
| 79 public: | |
| 80 MediaDeviceNotificationsLinuxTestWrapper(const FilePath& path, | |
| 81 MessageLoop* message_loop) | |
| 82 : MediaDeviceNotificationsLinux(path, &GetDeviceInfo), | |
| 83 message_loop_(message_loop) { | |
| 84 } | |
| 85 | |
| 86 private: | |
| 87 // Avoids code deleting the object while there are references to it. | |
| 88 // Aside from the base::RefCountedThreadSafe friend class, any attempts to | |
| 89 // call this dtor will result in a compile-time error. | |
| 90 ~MediaDeviceNotificationsLinuxTestWrapper() {} | |
| 91 | |
| 92 virtual void OnFilePathChanged(const FilePath& path, bool error) OVERRIDE { | |
| 93 MediaDeviceNotificationsLinux::OnFilePathChanged(path, error); | |
| 94 message_loop_->PostTask(FROM_HERE, MessageLoop::QuitClosure()); | |
| 95 } | |
| 96 | |
| 97 MessageLoop* message_loop_; | |
| 98 | |
| 99 DISALLOW_COPY_AND_ASSIGN(MediaDeviceNotificationsLinuxTestWrapper); | |
| 100 }; | |
| 101 | |
| 102 class MediaDeviceNotificationsLinuxTest : public testing::Test { | |
| 103 public: | |
| 104 struct MtabTestData { | |
| 105 MtabTestData(const std::string& mount_device, | |
| 106 const std::string& mount_point, | |
| 107 const std::string& mount_type) | |
| 108 : mount_device(mount_device), | |
| 109 mount_point(mount_point), | |
| 110 mount_type(mount_type) { | |
| 111 } | |
| 112 | |
| 113 const std::string mount_device; | |
| 114 const std::string mount_point; | |
| 115 const std::string mount_type; | |
| 116 }; | |
| 117 | |
| 118 MediaDeviceNotificationsLinuxTest() | |
| 119 : message_loop_(MessageLoop::TYPE_IO), | |
| 120 file_thread_(content::BrowserThread::FILE, &message_loop_) { | |
| 121 } | |
| 122 virtual ~MediaDeviceNotificationsLinuxTest() {} | |
| 123 | |
| 124 protected: | |
| 125 virtual void SetUp() OVERRIDE { | |
| 126 mock_devices_changed_observer_.reset(new base::MockDevicesChangedObserver); | |
| 127 system_monitor_.AddDevicesChangedObserver( | |
| 128 mock_devices_changed_observer_.get()); | |
| 129 | |
| 130 // Create and set up a temp dir with files for the test. | |
| 131 ASSERT_TRUE(scoped_temp_dir_.CreateUniqueTempDir()); | |
| 132 FilePath test_dir = scoped_temp_dir_.path().AppendASCII("test_etc"); | |
| 133 ASSERT_TRUE(file_util::CreateDirectory(test_dir)); | |
| 134 mtab_file_ = test_dir.AppendASCII("test_mtab"); | |
| 135 MtabTestData initial_test_data[] = { | |
| 136 MtabTestData("dummydevice", "dummydir", kInvalidFS), | |
| 137 }; | |
| 138 WriteToMtab(initial_test_data, | |
| 139 arraysize(initial_test_data), | |
| 140 true /* overwrite */); | |
| 141 | |
| 142 // Initialize the test subject. | |
| 143 notifications_ = | |
| 144 new MediaDeviceNotificationsLinuxTestWrapper(mtab_file_, | |
| 145 &message_loop_); | |
| 146 notifications_->Init(); | |
| 147 message_loop_.RunAllPending(); | |
| 148 } | |
| 149 | |
| 150 virtual void TearDown() OVERRIDE { | |
| 151 message_loop_.RunAllPending(); | |
| 152 notifications_ = NULL; | |
| 153 system_monitor_.RemoveDevicesChangedObserver( | |
| 154 mock_devices_changed_observer_.get()); | |
| 155 } | |
| 156 | |
| 157 // Append mtab entries from the |data| array of size |data_size| to the mtab | |
| 158 // file, and run the message loop. | |
| 159 void AppendToMtabAndRunLoop(const MtabTestData* data, size_t data_size) { | |
| 160 WriteToMtab(data, data_size, false /* do not overwrite */); | |
| 161 message_loop_.Run(); | |
| 162 } | |
| 163 | |
| 164 // Overwrite the mtab file with mtab entries from the |data| array of size | |
| 165 // |data_size|, and run the message loop. | |
| 166 void OverwriteMtabAndRunLoop(const MtabTestData* data, size_t data_size) { | |
| 167 WriteToMtab(data, data_size, true /* overwrite */); | |
| 168 message_loop_.Run(); | |
| 169 } | |
| 170 | |
| 171 // Simplied version of OverwriteMtabAndRunLoop() that just deletes all the | |
| 172 // entries in the mtab file. | |
| 173 void WriteEmptyMtabAndRunLoop() { | |
| 174 OverwriteMtabAndRunLoop(NULL, // No data. | |
| 175 0); // No data length. | |
| 176 } | |
| 177 | |
| 178 // Create a directory named |dir| relative to the test directory. | |
| 179 // It has a DCIM directory, so MediaDeviceNotificationsLinux recognizes it as | |
| 180 // a media directory. | |
| 181 FilePath CreateMountPointWithDCIMDir(const std::string& dir) { | |
| 182 return CreateMountPoint(dir, true /* create DCIM dir */); | |
| 183 } | |
| 184 | |
| 185 // Create a directory named |dir| relative to the test directory. | |
| 186 // It does not have a DCIM directory, so MediaDeviceNotificationsLinux does | |
| 187 // not recognizes it as a media directory. | |
| 188 FilePath CreateMountPointWithoutDCIMDir(const std::string& dir) { | |
| 189 return CreateMountPoint(dir, false /* do not create DCIM dir */); | |
| 190 } | |
| 191 | |
| 192 base::MockDevicesChangedObserver& observer() { | |
| 193 return *mock_devices_changed_observer_; | |
| 194 } | |
| 195 | |
| 196 private: | |
| 197 // Create a directory named |dir| relative to the test directory. | |
| 198 // Set |with_dcim_dir| to true if the created directory will have a "DCIM" | |
| 199 // subdirectory. | |
| 200 // Returns the full path to the created directory on success, or an empty | |
| 201 // path on failure. | |
| 202 FilePath CreateMountPoint(const std::string& dir, bool with_dcim_dir) { | |
| 203 FilePath return_path(scoped_temp_dir_.path()); | |
| 204 return_path = return_path.AppendASCII(dir); | |
| 205 FilePath path(return_path); | |
| 206 if (with_dcim_dir) | |
| 207 path = path.AppendASCII("DCIM"); | |
| 208 if (!file_util::CreateDirectory(path)) | |
| 209 return FilePath(); | |
| 210 return return_path; | |
| 211 } | |
| 212 | |
| 213 // Write the test mtab data to |mtab_file_|. | |
| 214 // |data| is an array of mtab entries. | |
| 215 // |data_size| is the array size of |data|. | |
| 216 // |overwrite| specifies whether to overwrite |mtab_file_|. | |
| 217 void WriteToMtab(const MtabTestData* data, | |
| 218 size_t data_size, | |
| 219 bool overwrite) { | |
| 220 FILE* file = setmntent(mtab_file_.value().c_str(), overwrite ? "w" : "a"); | |
| 221 ASSERT_TRUE(file); | |
| 222 | |
| 223 // Due to the glibc *mntent() interface design, which is out of our | |
| 224 // control, the mtnent struct has several char* fields, even though | |
| 225 // addmntent() does not write to them in the calls below. To make the | |
| 226 // compiler happy while avoiding making additional copies of strings, | |
| 227 // we just const_cast() the strings' c_str()s. | |
| 228 // Assuming addmntent() does not write to the char* fields, this is safe. | |
| 229 // It is unlikely the platforms this test suite runs on will have an | |
| 230 // addmntent() implementation that does change the char* fields. If that | |
| 231 // was ever the case, the test suite will start crashing or failing. | |
| 232 mntent entry; | |
| 233 static const char kMountOpts[] = "rw"; | |
| 234 entry.mnt_opts = const_cast<char*>(kMountOpts); | |
| 235 entry.mnt_freq = 0; | |
| 236 entry.mnt_passno = 0; | |
| 237 for (size_t i = 0; i < data_size; ++i) { | |
| 238 entry.mnt_fsname = const_cast<char*>(data[i].mount_device.c_str()); | |
| 239 entry.mnt_dir = const_cast<char*>(data[i].mount_point.c_str()); | |
| 240 entry.mnt_type = const_cast<char*>(data[i].mount_type.c_str()); | |
| 241 ASSERT_EQ(0, addmntent(file, &entry)); | |
| 242 } | |
| 243 ASSERT_EQ(1, endmntent(file)); | |
| 244 } | |
| 245 | |
| 246 // The message loop and file thread to run tests on. | |
| 247 MessageLoop message_loop_; | |
| 248 content::TestBrowserThread file_thread_; | |
| 249 | |
| 250 // SystemMonitor and DevicesChangedObserver to hook together to test. | |
| 251 base::SystemMonitor system_monitor_; | |
| 252 scoped_ptr<base::MockDevicesChangedObserver> mock_devices_changed_observer_; | |
| 253 | |
| 254 // Temporary directory for created test data. | |
| 255 ScopedTempDir scoped_temp_dir_; | |
| 256 // Path to the test mtab file. | |
| 257 FilePath mtab_file_; | |
| 258 | |
| 259 scoped_refptr<MediaDeviceNotificationsLinuxTestWrapper> notifications_; | |
| 260 | |
| 261 DISALLOW_COPY_AND_ASSIGN(MediaDeviceNotificationsLinuxTest); | |
| 262 }; | |
| 263 | |
| 264 // Simple test case where we attach and detach a media device. | |
| 265 TEST_F(MediaDeviceNotificationsLinuxTest, BasicAttachDetach) { | |
| 266 testing::Sequence mock_sequence; | |
| 267 FilePath test_path = CreateMountPointWithDCIMDir(kMountPointA); | |
| 268 ASSERT_FALSE(test_path.empty()); | |
| 269 MtabTestData test_data[] = { | |
| 270 MtabTestData(kDevice1, kInvalidPath, kValidFS), | |
| 271 MtabTestData(kDevice2, test_path.value(), kValidFS), | |
| 272 }; | |
| 273 // Only |kDevice2| should be attached, since |kDevice1| has a bad path. | |
| 274 EXPECT_CALL(observer(), | |
| 275 OnMediaDeviceAttached(GetDCIMDeviceId(kDeviceId2), | |
| 276 ASCIIToUTF16(kDeviceLabel2), | |
| 277 test_path.value())) | |
| 278 .InSequence(mock_sequence); | |
| 279 AppendToMtabAndRunLoop(test_data, arraysize(test_data)); | |
| 280 | |
| 281 // |kDevice2| should be detached here. | |
| 282 EXPECT_CALL(observer(), OnMediaDeviceDetached(GetDCIMDeviceId(kDeviceId2))) | |
| 283 .InSequence(mock_sequence); | |
| 284 WriteEmptyMtabAndRunLoop(); | |
| 285 } | |
| 286 | |
| 287 // Only mount points with DCIM directories are recognized. | |
| 288 TEST_F(MediaDeviceNotificationsLinuxTest, DCIM) { | |
| 289 testing::Sequence mock_sequence; | |
| 290 FilePath test_path_a = CreateMountPointWithDCIMDir(kMountPointA); | |
| 291 ASSERT_FALSE(test_path_a.empty()); | |
| 292 MtabTestData test_data1[] = { | |
| 293 MtabTestData(kDevice1, test_path_a.value(), kValidFS), | |
| 294 }; | |
| 295 // |kDevice1| should be attached as expected. | |
| 296 EXPECT_CALL(observer(), | |
| 297 OnMediaDeviceAttached(GetDCIMDeviceId(kDeviceId1), | |
| 298 ASCIIToUTF16(kDeviceLabel1), | |
| 299 test_path_a.value())) | |
| 300 .InSequence(mock_sequence); | |
| 301 AppendToMtabAndRunLoop(test_data1, arraysize(test_data1)); | |
| 302 | |
| 303 // This should do nothing, since |kMountPointB| does not have a DCIM dir. | |
| 304 FilePath test_path_b = CreateMountPointWithoutDCIMDir(kMountPointB); | |
| 305 ASSERT_FALSE(test_path_b.empty()); | |
| 306 MtabTestData test_data2[] = { | |
| 307 MtabTestData(kDevice2, test_path_b.value(), kValidFS), | |
| 308 }; | |
| 309 AppendToMtabAndRunLoop(test_data2, arraysize(test_data2)); | |
| 310 | |
| 311 // |kDevice1| should be detached as expected. | |
| 312 EXPECT_CALL(observer(), OnMediaDeviceDetached(GetDCIMDeviceId(kDeviceId1))) | |
| 313 .InSequence(mock_sequence); | |
| 314 WriteEmptyMtabAndRunLoop(); | |
| 315 } | |
| 316 | |
| 317 // More complicated test case with multiple devices on multiple mount points. | |
| 318 TEST_F(MediaDeviceNotificationsLinuxTest, SwapMountPoints) { | |
| 319 FilePath test_path_a = CreateMountPointWithDCIMDir(kMountPointA); | |
| 320 FilePath test_path_b = CreateMountPointWithDCIMDir(kMountPointB); | |
| 321 ASSERT_FALSE(test_path_a.empty()); | |
| 322 ASSERT_FALSE(test_path_b.empty()); | |
| 323 | |
| 324 // Attach two devices. | |
| 325 // kDevice1 -> kMountPointA | |
| 326 // kDevice2 -> kMountPointB | |
| 327 MtabTestData test_data1[] = { | |
| 328 MtabTestData(kDevice1, test_path_a.value(), kValidFS), | |
| 329 MtabTestData(kDevice2, test_path_b.value(), kValidFS), | |
| 330 }; | |
| 331 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(2); | |
| 332 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(0); | |
| 333 AppendToMtabAndRunLoop(test_data1, arraysize(test_data1)); | |
| 334 | |
| 335 // Detach two devices from old mount points and attach the devices at new | |
| 336 // mount points. | |
| 337 // kDevice1 -> kMountPointB | |
| 338 // kDevice2 -> kMountPointA | |
| 339 MtabTestData test_data2[] = { | |
| 340 MtabTestData(kDevice1, test_path_b.value(), kValidFS), | |
| 341 MtabTestData(kDevice2, test_path_a.value(), kValidFS), | |
| 342 }; | |
| 343 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(2); | |
| 344 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(2); | |
| 345 OverwriteMtabAndRunLoop(test_data2, arraysize(test_data2)); | |
| 346 | |
| 347 // Detach all devices. | |
| 348 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(0); | |
| 349 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(2); | |
| 350 WriteEmptyMtabAndRunLoop(); | |
| 351 } | |
| 352 | |
| 353 // More complicated test case with multiple devices on multiple mount points. | |
| 354 TEST_F(MediaDeviceNotificationsLinuxTest, MultiDevicesMultiMountPoints) { | |
| 355 FilePath test_path_a = CreateMountPointWithDCIMDir(kMountPointA); | |
| 356 FilePath test_path_b = CreateMountPointWithDCIMDir(kMountPointB); | |
| 357 ASSERT_FALSE(test_path_a.empty()); | |
| 358 ASSERT_FALSE(test_path_b.empty()); | |
| 359 | |
| 360 // Attach two devices. | |
| 361 // kDevice1 -> kMountPointA | |
| 362 // kDevice2 -> kMountPointB | |
| 363 MtabTestData test_data1[] = { | |
| 364 MtabTestData(kDevice1, test_path_a.value(), kValidFS), | |
| 365 MtabTestData(kDevice2, test_path_b.value(), kValidFS), | |
| 366 }; | |
| 367 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(2); | |
| 368 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(0); | |
| 369 AppendToMtabAndRunLoop(test_data1, arraysize(test_data1)); | |
| 370 | |
| 371 // Attach |kDevice1| to |kMountPointB|. | |
| 372 // |kDevice2| is inaccessible, so it is detached. |kDevice1| has been | |
| 373 // re-attached at |kMountPointB|, so it is 'detached' from kMountPointA. | |
| 374 // kDevice1 -> kMountPointA | |
| 375 // kDevice2 -> kMountPointB | |
| 376 // kDevice1 -> kMountPointB | |
| 377 MtabTestData test_data2[] = { | |
| 378 MtabTestData(kDevice1, test_path_b.value(), kValidFS), | |
| 379 }; | |
| 380 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(1); | |
| 381 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(2); | |
| 382 AppendToMtabAndRunLoop(test_data2, arraysize(test_data2)); | |
| 383 | |
| 384 // Attach |kDevice2| to |kMountPointA|. | |
| 385 // kDevice1 -> kMountPointA | |
| 386 // kDevice2 -> kMountPointB | |
| 387 // kDevice1 -> kMountPointB | |
| 388 // kDevice2 -> kMountPointA | |
| 389 MtabTestData test_data3[] = { | |
| 390 MtabTestData(kDevice2, test_path_a.value(), kValidFS), | |
| 391 }; | |
| 392 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(1); | |
| 393 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(0); | |
| 394 AppendToMtabAndRunLoop(test_data3, arraysize(test_data3)); | |
| 395 | |
| 396 // Detach |kDevice2| from |kMountPointA|. | |
| 397 // kDevice1 -> kMountPointA | |
| 398 // kDevice2 -> kMountPointB | |
| 399 // kDevice1 -> kMountPointB | |
| 400 MtabTestData test_data4[] = { | |
| 401 MtabTestData(kDevice1, test_path_a.value(), kValidFS), | |
| 402 MtabTestData(kDevice2, test_path_b.value(), kValidFS), | |
| 403 MtabTestData(kDevice1, test_path_b.value(), kValidFS), | |
| 404 }; | |
| 405 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(0); | |
| 406 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(1); | |
| 407 OverwriteMtabAndRunLoop(test_data4, arraysize(test_data4)); | |
| 408 | |
| 409 // Detach |kDevice1| from |kMountPointB|. | |
| 410 // kDevice1 -> kMountPointA | |
| 411 // kDevice2 -> kMountPointB | |
| 412 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(2); | |
| 413 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(1); | |
| 414 OverwriteMtabAndRunLoop(test_data1, arraysize(test_data1)); | |
| 415 | |
| 416 // Detach all devices. | |
| 417 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(0); | |
| 418 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(2); | |
| 419 WriteEmptyMtabAndRunLoop(); | |
| 420 } | |
| 421 | |
| 422 // More complicated test case with multiple devices on one mount point. | |
| 423 TEST_F(MediaDeviceNotificationsLinuxTest, MultiDevicesOneMountPoint) { | |
| 424 FilePath test_path_a = CreateMountPointWithDCIMDir(kMountPointA); | |
| 425 FilePath test_path_b = CreateMountPointWithDCIMDir(kMountPointB); | |
| 426 ASSERT_FALSE(test_path_a.empty()); | |
| 427 ASSERT_FALSE(test_path_b.empty()); | |
| 428 | |
| 429 // |kDevice1| is most recently mounted at |kMountPointB|. | |
| 430 // kDevice1 -> kMountPointA | |
| 431 // kDevice2 -> kMountPointB | |
| 432 // kDevice1 -> kMountPointB | |
| 433 MtabTestData test_data1[] = { | |
| 434 MtabTestData(kDevice1, test_path_a.value(), kValidFS), | |
| 435 MtabTestData(kDevice2, test_path_b.value(), kValidFS), | |
| 436 MtabTestData(kDevice1, test_path_b.value(), kValidFS), | |
| 437 }; | |
| 438 EXPECT_CALL(observer(), | |
| 439 OnMediaDeviceAttached(GetDCIMDeviceId(kDeviceId1), | |
| 440 ASCIIToUTF16(kDeviceLabel1), | |
| 441 test_path_b.value())) | |
| 442 .Times(1); | |
| 443 EXPECT_CALL(observer(), OnMediaDeviceDetached(_)).Times(0); | |
| 444 OverwriteMtabAndRunLoop(test_data1, arraysize(test_data1)); | |
| 445 | |
| 446 // Attach |kDevice3| to |kMountPointB|. | |
| 447 // |kDevice1| is inaccessible at its most recent mount point, so it is | |
| 448 // detached and unavailable, even though it is still accessible via | |
| 449 // |kMountPointA|. | |
| 450 // kDevice1 -> kMountPointA | |
| 451 // kDevice2 -> kMountPointB | |
| 452 // kDevice1 -> kMountPointB | |
| 453 // kDevice3 -> kMountPointB | |
| 454 MtabTestData test_data2[] = { | |
| 455 MtabTestData(kDevice3, test_path_b.value(), kValidFS), | |
| 456 }; | |
| 457 EXPECT_CALL(observer(), OnMediaDeviceDetached(GetDCIMDeviceId(kDeviceId1))) | |
| 458 .Times(1); | |
| 459 EXPECT_CALL(observer(), | |
| 460 OnMediaDeviceAttached(GetDCIMDeviceId(kDeviceId3), | |
| 461 ASCIIToUTF16(kDeviceLabel3), | |
| 462 test_path_b.value())) | |
| 463 .Times(1); | |
| 464 AppendToMtabAndRunLoop(test_data2, arraysize(test_data2)); | |
| 465 | |
| 466 // Detach all devices. | |
| 467 EXPECT_CALL(observer(), OnMediaDeviceAttached(_, _, _)).Times(0); | |
| 468 EXPECT_CALL(observer(), OnMediaDeviceDetached(GetDCIMDeviceId(kDeviceId3))) | |
| 469 .Times(1); | |
| 470 WriteEmptyMtabAndRunLoop(); | |
| 471 } | |
| 472 | |
| 473 } // namespace | |
| 474 | |
| 475 } // namespace chrome | |
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Chromium Code Reviews
Issue 10882039:
Make the Linux System Monitor implementation track all devices (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src