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| 1 /* | |
| 2 * libjingle | |
| 3 * Copyright 2013 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 package org.webrtc; | |
| 29 | |
| 30 import org.webrtc.PeerConnection.IceConnectionState; | |
| 31 import org.webrtc.PeerConnection.IceGatheringState; | |
| 32 import org.webrtc.PeerConnection.SignalingState; | |
| 33 | |
| 34 import java.io.File; | |
| 35 import java.lang.ref.WeakReference; | |
| 36 import java.nio.ByteBuffer; | |
| 37 import java.nio.charset.Charset; | |
| 38 import java.util.Arrays; | |
| 39 import java.util.IdentityHashMap; | |
| 40 import java.util.LinkedList; | |
| 41 import java.util.List; | |
| 42 import java.util.Map; | |
| 43 import java.util.TreeSet; | |
| 44 import java.util.concurrent.CountDownLatch; | |
| 45 import java.util.concurrent.TimeUnit; | |
| 46 | |
| 47 import static junit.framework.Assert.*; | |
| 48 | |
| 49 /** End-to-end tests for PeerConnection.java. */ | |
| 50 public class PeerConnectionTest { | |
| 51 // Set to true to render video. | |
| 52 private static final boolean RENDER_TO_GUI = false; | |
| 53 private static final int TIMEOUT_SECONDS = 20; | |
| 54 private TreeSet<String> threadsBeforeTest = null; | |
| 55 | |
| 56 private static class ObserverExpectations implements PeerConnection.Observer, | |
| 57 VideoRenderer.Callbacks, | |
| 58 DataChannel.Observer, | |
| 59 StatsObserver { | |
| 60 private final String name; | |
| 61 private int expectedIceCandidates = 0; | |
| 62 private int expectedErrors = 0; | |
| 63 private int expectedRenegotiations = 0; | |
| 64 private int previouslySeenWidth = 0; | |
| 65 private int previouslySeenHeight = 0; | |
| 66 private int expectedFramesDelivered = 0; | |
| 67 private LinkedList<SignalingState> expectedSignalingChanges = | |
| 68 new LinkedList<SignalingState>(); | |
| 69 private LinkedList<IceConnectionState> expectedIceConnectionChanges = | |
| 70 new LinkedList<IceConnectionState>(); | |
| 71 private LinkedList<IceGatheringState> expectedIceGatheringChanges = | |
| 72 new LinkedList<IceGatheringState>(); | |
| 73 private LinkedList<String> expectedAddStreamLabels = | |
| 74 new LinkedList<String>(); | |
| 75 private LinkedList<String> expectedRemoveStreamLabels = | |
| 76 new LinkedList<String>(); | |
| 77 private final LinkedList<IceCandidate> gotIceCandidates = | |
| 78 new LinkedList<IceCandidate>(); | |
| 79 private Map<MediaStream, WeakReference<VideoRenderer>> renderers = | |
| 80 new IdentityHashMap<MediaStream, WeakReference<VideoRenderer>>(); | |
| 81 private DataChannel dataChannel; | |
| 82 private LinkedList<DataChannel.Buffer> expectedBuffers = | |
| 83 new LinkedList<DataChannel.Buffer>(); | |
| 84 private LinkedList<DataChannel.State> expectedStateChanges = | |
| 85 new LinkedList<DataChannel.State>(); | |
| 86 private LinkedList<String> expectedRemoteDataChannelLabels = | |
| 87 new LinkedList<String>(); | |
| 88 private int expectedStatsCallbacks = 0; | |
| 89 private LinkedList<StatsReport[]> gotStatsReports = | |
| 90 new LinkedList<StatsReport[]>(); | |
| 91 | |
| 92 public ObserverExpectations(String name) { | |
| 93 this.name = name; | |
| 94 } | |
| 95 | |
| 96 public synchronized void setDataChannel(DataChannel dataChannel) { | |
| 97 assertNull(this.dataChannel); | |
| 98 this.dataChannel = dataChannel; | |
| 99 this.dataChannel.registerObserver(this); | |
| 100 assertNotNull(this.dataChannel); | |
| 101 } | |
| 102 | |
| 103 public synchronized void expectIceCandidates(int count) { | |
| 104 expectedIceCandidates += count; | |
| 105 } | |
| 106 | |
| 107 @Override | |
| 108 public synchronized void onIceCandidate(IceCandidate candidate) { | |
| 109 --expectedIceCandidates; | |
| 110 | |
| 111 // We don't assert expectedIceCandidates >= 0 because it's hard to know | |
| 112 // how many to expect, in general. We only use expectIceCandidates to | |
| 113 // assert a minimal count. | |
| 114 synchronized (gotIceCandidates) { | |
| 115 gotIceCandidates.add(candidate); | |
| 116 gotIceCandidates.notifyAll(); | |
| 117 } | |
| 118 } | |
| 119 | |
| 120 private synchronized void setSize(int width, int height) { | |
| 121 assertFalse(RENDER_TO_GUI); | |
| 122 // Because different camera devices (fake & physical) produce different | |
| 123 // resolutions, we only sanity-check the set sizes, | |
| 124 assertTrue(width > 0); | |
| 125 assertTrue(height > 0); | |
| 126 if (previouslySeenWidth > 0) { | |
| 127 assertEquals(previouslySeenWidth, width); | |
| 128 assertEquals(previouslySeenHeight, height); | |
| 129 } else { | |
| 130 previouslySeenWidth = width; | |
| 131 previouslySeenHeight = height; | |
| 132 } | |
| 133 } | |
| 134 | |
| 135 public synchronized void expectFramesDelivered(int count) { | |
| 136 assertFalse(RENDER_TO_GUI); | |
| 137 expectedFramesDelivered += count; | |
| 138 } | |
| 139 | |
| 140 @Override | |
| 141 public synchronized void renderFrame(VideoRenderer.I420Frame frame) { | |
| 142 setSize(frame.rotatedWidth(), frame.rotatedHeight()); | |
| 143 --expectedFramesDelivered; | |
| 144 VideoRenderer.renderFrameDone(frame); | |
| 145 } | |
| 146 | |
| 147 public synchronized void expectSignalingChange(SignalingState newState) { | |
| 148 expectedSignalingChanges.add(newState); | |
| 149 } | |
| 150 | |
| 151 @Override | |
| 152 public synchronized void onSignalingChange(SignalingState newState) { | |
| 153 assertEquals(expectedSignalingChanges.removeFirst(), newState); | |
| 154 } | |
| 155 | |
| 156 public synchronized void expectIceConnectionChange( | |
| 157 IceConnectionState newState) { | |
| 158 expectedIceConnectionChanges.add(newState); | |
| 159 } | |
| 160 | |
| 161 @Override | |
| 162 public synchronized void onIceConnectionChange( | |
| 163 IceConnectionState newState) { | |
| 164 // TODO(bemasc): remove once delivery of ICECompleted is reliable | |
| 165 // (https://code.google.com/p/webrtc/issues/detail?id=3021). | |
| 166 if (newState.equals(IceConnectionState.COMPLETED)) { | |
| 167 return; | |
| 168 } | |
| 169 | |
| 170 if (expectedIceConnectionChanges.isEmpty()) { | |
| 171 System.out.println(name + "Got an unexpected ice connection change " + n
ewState); | |
| 172 return; | |
| 173 } | |
| 174 | |
| 175 assertEquals(expectedIceConnectionChanges.removeFirst(), newState); | |
| 176 } | |
| 177 | |
| 178 @Override | |
| 179 public synchronized void onIceConnectionReceivingChange(boolean receiving) { | |
| 180 System.out.println(name + "Got an ice connection receiving change " + rece
iving); | |
| 181 } | |
| 182 | |
| 183 public synchronized void expectIceGatheringChange( | |
| 184 IceGatheringState newState) { | |
| 185 expectedIceGatheringChanges.add(newState); | |
| 186 } | |
| 187 | |
| 188 @Override | |
| 189 public synchronized void onIceGatheringChange(IceGatheringState newState) { | |
| 190 // It's fine to get a variable number of GATHERING messages before | |
| 191 // COMPLETE fires (depending on how long the test runs) so we don't assert | |
| 192 // any particular count. | |
| 193 if (newState == IceGatheringState.GATHERING) { | |
| 194 return; | |
| 195 } | |
| 196 assertEquals(expectedIceGatheringChanges.removeFirst(), newState); | |
| 197 } | |
| 198 | |
| 199 public synchronized void expectAddStream(String label) { | |
| 200 expectedAddStreamLabels.add(label); | |
| 201 } | |
| 202 | |
| 203 @Override | |
| 204 public synchronized void onAddStream(MediaStream stream) { | |
| 205 assertEquals(expectedAddStreamLabels.removeFirst(), stream.label()); | |
| 206 assertEquals(1, stream.videoTracks.size()); | |
| 207 assertEquals(1, stream.audioTracks.size()); | |
| 208 assertTrue(stream.videoTracks.get(0).id().endsWith("VideoTrack")); | |
| 209 assertTrue(stream.audioTracks.get(0).id().endsWith("AudioTrack")); | |
| 210 assertEquals("video", stream.videoTracks.get(0).kind()); | |
| 211 assertEquals("audio", stream.audioTracks.get(0).kind()); | |
| 212 VideoRenderer renderer = createVideoRenderer(this); | |
| 213 stream.videoTracks.get(0).addRenderer(renderer); | |
| 214 assertNull(renderers.put( | |
| 215 stream, new WeakReference<VideoRenderer>(renderer))); | |
| 216 } | |
| 217 | |
| 218 public synchronized void expectRemoveStream(String label) { | |
| 219 expectedRemoveStreamLabels.add(label); | |
| 220 } | |
| 221 | |
| 222 @Override | |
| 223 public synchronized void onRemoveStream(MediaStream stream) { | |
| 224 assertEquals(expectedRemoveStreamLabels.removeFirst(), stream.label()); | |
| 225 WeakReference<VideoRenderer> renderer = renderers.remove(stream); | |
| 226 assertNotNull(renderer); | |
| 227 assertNotNull(renderer.get()); | |
| 228 assertEquals(1, stream.videoTracks.size()); | |
| 229 stream.videoTracks.get(0).removeRenderer(renderer.get()); | |
| 230 } | |
| 231 | |
| 232 public synchronized void expectDataChannel(String label) { | |
| 233 expectedRemoteDataChannelLabels.add(label); | |
| 234 } | |
| 235 | |
| 236 @Override | |
| 237 public synchronized void onDataChannel(DataChannel remoteDataChannel) { | |
| 238 assertEquals(expectedRemoteDataChannelLabels.removeFirst(), | |
| 239 remoteDataChannel.label()); | |
| 240 setDataChannel(remoteDataChannel); | |
| 241 assertEquals(DataChannel.State.CONNECTING, dataChannel.state()); | |
| 242 } | |
| 243 | |
| 244 public synchronized void expectRenegotiationNeeded() { | |
| 245 ++expectedRenegotiations; | |
| 246 } | |
| 247 | |
| 248 @Override | |
| 249 public synchronized void onRenegotiationNeeded() { | |
| 250 assertTrue(--expectedRenegotiations >= 0); | |
| 251 } | |
| 252 | |
| 253 public synchronized void expectMessage(ByteBuffer expectedBuffer, | |
| 254 boolean expectedBinary) { | |
| 255 expectedBuffers.add( | |
| 256 new DataChannel.Buffer(expectedBuffer, expectedBinary)); | |
| 257 } | |
| 258 | |
| 259 @Override | |
| 260 public synchronized void onMessage(DataChannel.Buffer buffer) { | |
| 261 DataChannel.Buffer expected = expectedBuffers.removeFirst(); | |
| 262 assertEquals(expected.binary, buffer.binary); | |
| 263 assertTrue(expected.data.equals(buffer.data)); | |
| 264 } | |
| 265 | |
| 266 @Override | |
| 267 public synchronized void onBufferedAmountChange(long previousAmount) { | |
| 268 assertFalse(previousAmount == dataChannel.bufferedAmount()); | |
| 269 } | |
| 270 | |
| 271 @Override | |
| 272 public synchronized void onStateChange() { | |
| 273 assertEquals(expectedStateChanges.removeFirst(), dataChannel.state()); | |
| 274 } | |
| 275 | |
| 276 public synchronized void expectStateChange(DataChannel.State state) { | |
| 277 expectedStateChanges.add(state); | |
| 278 } | |
| 279 | |
| 280 @Override | |
| 281 public synchronized void onComplete(StatsReport[] reports) { | |
| 282 if (--expectedStatsCallbacks < 0) { | |
| 283 throw new RuntimeException("Unexpected stats report: " + reports); | |
| 284 } | |
| 285 gotStatsReports.add(reports); | |
| 286 } | |
| 287 | |
| 288 public synchronized void expectStatsCallback() { | |
| 289 ++expectedStatsCallbacks; | |
| 290 } | |
| 291 | |
| 292 public synchronized LinkedList<StatsReport[]> takeStatsReports() { | |
| 293 LinkedList<StatsReport[]> got = gotStatsReports; | |
| 294 gotStatsReports = new LinkedList<StatsReport[]>(); | |
| 295 return got; | |
| 296 } | |
| 297 | |
| 298 // Return a set of expectations that haven't been satisfied yet, possibly | |
| 299 // empty if no such expectations exist. | |
| 300 public synchronized TreeSet<String> unsatisfiedExpectations() { | |
| 301 TreeSet<String> stillWaitingForExpectations = new TreeSet<String>(); | |
| 302 if (expectedIceCandidates > 0) { // See comment in onIceCandidate. | |
| 303 stillWaitingForExpectations.add("expectedIceCandidates"); | |
| 304 } | |
| 305 if (expectedErrors != 0) { | |
| 306 stillWaitingForExpectations.add("expectedErrors: " + expectedErrors); | |
| 307 } | |
| 308 if (expectedSignalingChanges.size() != 0) { | |
| 309 stillWaitingForExpectations.add( | |
| 310 "expectedSignalingChanges: " + expectedSignalingChanges.size()); | |
| 311 } | |
| 312 if (expectedIceConnectionChanges.size() != 0) { | |
| 313 stillWaitingForExpectations.add("expectedIceConnectionChanges: " + | |
| 314 expectedIceConnectionChanges.size()); | |
| 315 } | |
| 316 if (expectedIceGatheringChanges.size() != 0) { | |
| 317 stillWaitingForExpectations.add("expectedIceGatheringChanges: " + | |
| 318 expectedIceGatheringChanges.size()); | |
| 319 } | |
| 320 if (expectedAddStreamLabels.size() != 0) { | |
| 321 stillWaitingForExpectations.add( | |
| 322 "expectedAddStreamLabels: " + expectedAddStreamLabels.size()); | |
| 323 } | |
| 324 if (expectedRemoveStreamLabels.size() != 0) { | |
| 325 stillWaitingForExpectations.add( | |
| 326 "expectedRemoveStreamLabels: " + expectedRemoveStreamLabels.size()); | |
| 327 } | |
| 328 if (expectedFramesDelivered > 0) { | |
| 329 stillWaitingForExpectations.add( | |
| 330 "expectedFramesDelivered: " + expectedFramesDelivered); | |
| 331 } | |
| 332 if (!expectedBuffers.isEmpty()) { | |
| 333 stillWaitingForExpectations.add( | |
| 334 "expectedBuffers: " + expectedBuffers.size()); | |
| 335 } | |
| 336 if (!expectedStateChanges.isEmpty()) { | |
| 337 stillWaitingForExpectations.add( | |
| 338 "expectedStateChanges: " + expectedStateChanges.size()); | |
| 339 } | |
| 340 if (!expectedRemoteDataChannelLabels.isEmpty()) { | |
| 341 stillWaitingForExpectations.add("expectedRemoteDataChannelLabels: " + | |
| 342 expectedRemoteDataChannelLabels.size()); | |
| 343 } | |
| 344 if (expectedStatsCallbacks != 0) { | |
| 345 stillWaitingForExpectations.add( | |
| 346 "expectedStatsCallbacks: " + expectedStatsCallbacks); | |
| 347 } | |
| 348 return stillWaitingForExpectations; | |
| 349 } | |
| 350 | |
| 351 public boolean waitForAllExpectationsToBeSatisfied(int timeoutSeconds) { | |
| 352 // TODO(fischman): problems with this approach: | |
| 353 // - come up with something better than a poll loop | |
| 354 // - avoid serializing expectations explicitly; the test is not as robust | |
| 355 // as it could be because it must place expectations between wait | |
| 356 // statements very precisely (e.g. frame must not arrive before its | |
| 357 // expectation, and expectation must not be registered so early as to | |
| 358 // stall a wait). Use callbacks to fire off dependent steps instead of | |
| 359 // explicitly waiting, so there can be just a single wait at the end of | |
| 360 // the test. | |
| 361 long endTime = System.currentTimeMillis() + 1000 * timeoutSeconds; | |
| 362 TreeSet<String> prev = null; | |
| 363 TreeSet<String> stillWaitingForExpectations = unsatisfiedExpectations(); | |
| 364 while (!stillWaitingForExpectations.isEmpty()) { | |
| 365 if (!stillWaitingForExpectations.equals(prev)) { | |
| 366 System.out.println( | |
| 367 name + " still waiting at\n " + | |
| 368 (new Throwable()).getStackTrace()[1] + | |
| 369 "\n for: " + | |
| 370 Arrays.toString(stillWaitingForExpectations.toArray())); | |
| 371 } | |
| 372 if (endTime < System.currentTimeMillis()) { | |
| 373 System.out.println(name + " timed out waiting for: " | |
| 374 + Arrays.toString(stillWaitingForExpectations.toArray())); | |
| 375 return false; | |
| 376 } | |
| 377 try { | |
| 378 Thread.sleep(10); | |
| 379 } catch (InterruptedException e) { | |
| 380 throw new RuntimeException(e); | |
| 381 } | |
| 382 prev = stillWaitingForExpectations; | |
| 383 stillWaitingForExpectations = unsatisfiedExpectations(); | |
| 384 } | |
| 385 if (prev == null) { | |
| 386 System.out.println(name + " didn't need to wait at\n " + | |
| 387 (new Throwable()).getStackTrace()[1]); | |
| 388 } | |
| 389 return true; | |
| 390 } | |
| 391 | |
| 392 // This methods return a list of all currently gathered ice candidates or wa
its until | |
| 393 // 1 candidate have been gathered. | |
| 394 public List<IceCandidate> getAtLeastOneIceCandidate() throws InterruptedExce
ption { | |
| 395 synchronized (gotIceCandidates) { | |
| 396 while (gotIceCandidates.isEmpty()) { | |
| 397 gotIceCandidates.wait(); | |
| 398 } | |
| 399 return new LinkedList<IceCandidate>(gotIceCandidates); | |
| 400 } | |
| 401 } | |
| 402 } | |
| 403 | |
| 404 private static class SdpObserverLatch implements SdpObserver { | |
| 405 private boolean success = false; | |
| 406 private SessionDescription sdp = null; | |
| 407 private String error = null; | |
| 408 private CountDownLatch latch = new CountDownLatch(1); | |
| 409 | |
| 410 public SdpObserverLatch() {} | |
| 411 | |
| 412 @Override | |
| 413 public void onCreateSuccess(SessionDescription sdp) { | |
| 414 this.sdp = sdp; | |
| 415 onSetSuccess(); | |
| 416 } | |
| 417 | |
| 418 @Override | |
| 419 public void onSetSuccess() { | |
| 420 success = true; | |
| 421 latch.countDown(); | |
| 422 } | |
| 423 | |
| 424 @Override | |
| 425 public void onCreateFailure(String error) { | |
| 426 onSetFailure(error); | |
| 427 } | |
| 428 | |
| 429 @Override | |
| 430 public void onSetFailure(String error) { | |
| 431 this.error = error; | |
| 432 latch.countDown(); | |
| 433 } | |
| 434 | |
| 435 public boolean await() { | |
| 436 try { | |
| 437 assertTrue(latch.await(1000, TimeUnit.MILLISECONDS)); | |
| 438 return getSuccess(); | |
| 439 } catch (Exception e) { | |
| 440 throw new RuntimeException(e); | |
| 441 } | |
| 442 } | |
| 443 | |
| 444 public boolean getSuccess() { | |
| 445 return success; | |
| 446 } | |
| 447 | |
| 448 public SessionDescription getSdp() { | |
| 449 return sdp; | |
| 450 } | |
| 451 | |
| 452 public String getError() { | |
| 453 return error; | |
| 454 } | |
| 455 } | |
| 456 | |
| 457 static int videoWindowsMapped = -1; | |
| 458 | |
| 459 private static VideoRenderer createVideoRenderer( | |
| 460 VideoRenderer.Callbacks videoCallbacks) { | |
| 461 if (!RENDER_TO_GUI) { | |
| 462 return new VideoRenderer(videoCallbacks); | |
| 463 } | |
| 464 ++videoWindowsMapped; | |
| 465 assertTrue(videoWindowsMapped < 4); | |
| 466 int x = videoWindowsMapped % 2 != 0 ? 700 : 0; | |
| 467 int y = videoWindowsMapped >= 2 ? 0 : 500; | |
| 468 return VideoRenderer.createGui(x, y); | |
| 469 } | |
| 470 | |
| 471 // Return a weak reference to test that ownership is correctly held by | |
| 472 // PeerConnection, not by test code. | |
| 473 private static WeakReference<MediaStream> addTracksToPC( | |
| 474 PeerConnectionFactory factory, PeerConnection pc, | |
| 475 VideoSource videoSource, | |
| 476 String streamLabel, String videoTrackId, String audioTrackId, | |
| 477 VideoRenderer.Callbacks videoCallbacks) { | |
| 478 MediaStream lMS = factory.createLocalMediaStream(streamLabel); | |
| 479 VideoTrack videoTrack = | |
| 480 factory.createVideoTrack(videoTrackId, videoSource); | |
| 481 assertNotNull(videoTrack); | |
| 482 VideoRenderer videoRenderer = createVideoRenderer(videoCallbacks); | |
| 483 assertNotNull(videoRenderer); | |
| 484 videoTrack.addRenderer(videoRenderer); | |
| 485 lMS.addTrack(videoTrack); | |
| 486 // Just for fun, let's remove and re-add the track. | |
| 487 lMS.removeTrack(videoTrack); | |
| 488 lMS.addTrack(videoTrack); | |
| 489 lMS.addTrack(factory.createAudioTrack( | |
| 490 audioTrackId, factory.createAudioSource(new MediaConstraints()))); | |
| 491 pc.addStream(lMS); | |
| 492 return new WeakReference<MediaStream>(lMS); | |
| 493 } | |
| 494 | |
| 495 // Used for making sure thread handles are not leaked. | |
| 496 // Call initializeThreadCheck before a test and finalizeThreadCheck after | |
| 497 // a test. | |
| 498 void initializeThreadCheck() { | |
| 499 System.gc(); // Encourage any GC-related threads to start up. | |
| 500 threadsBeforeTest = allThreads(); | |
| 501 } | |
| 502 | |
| 503 void finalizeThreadCheck() throws Exception { | |
| 504 // TreeSet<String> threadsAfterTest = allThreads(); | |
| 505 | |
| 506 // TODO(tommi): Figure out a more reliable way to do this test. As is | |
| 507 // we're seeing three possible 'normal' situations: | |
| 508 // 1. before and after sets are equal. | |
| 509 // 2. before contains 3 threads that do not exist in after. | |
| 510 // 3. after contains 3 threads that do not exist in before. | |
| 511 // | |
| 512 // Maybe it would be better to do the thread enumeration from C++ and get | |
| 513 // the thread names as well, in order to determine what these 3 threads are. | |
| 514 | |
| 515 // assertEquals(threadsBeforeTest, threadsAfterTest); | |
| 516 // Thread.sleep(100); | |
| 517 } | |
| 518 | |
| 519 void doTest() throws Exception { | |
| 520 // Allow loopback interfaces too since our Android devices often don't | |
| 521 // have those. | |
| 522 PeerConnectionFactory.Options options = new PeerConnectionFactory.Options(); | |
| 523 options.networkIgnoreMask = 0; | |
| 524 PeerConnectionFactory factory = new PeerConnectionFactory(options); | |
| 525 // Uncomment to get ALL WebRTC tracing and SENSITIVE libjingle logging. | |
| 526 // NOTE: this _must_ happen while |factory| is alive! | |
| 527 // Logging.enableTracing( | |
| 528 // "/tmp/PeerConnectionTest-log.txt", | |
| 529 // EnumSet.of(Logging.TraceLevel.TRACE_ALL), | |
| 530 // Logging.Severity.LS_SENSITIVE); | |
| 531 | |
| 532 MediaConstraints pcConstraints = new MediaConstraints(); | |
| 533 pcConstraints.mandatory.add( | |
| 534 new MediaConstraints.KeyValuePair("DtlsSrtpKeyAgreement", "true")); | |
| 535 | |
| 536 LinkedList<PeerConnection.IceServer> iceServers = | |
| 537 new LinkedList<PeerConnection.IceServer>(); | |
| 538 iceServers.add(new PeerConnection.IceServer( | |
| 539 "stun:stun.l.google.com:19302")); | |
| 540 iceServers.add(new PeerConnection.IceServer( | |
| 541 "turn:fake.example.com", "fakeUsername", "fakePassword")); | |
| 542 ObserverExpectations offeringExpectations = | |
| 543 new ObserverExpectations("PCTest:offerer"); | |
| 544 PeerConnection offeringPC = factory.createPeerConnection( | |
| 545 iceServers, pcConstraints, offeringExpectations); | |
| 546 assertNotNull(offeringPC); | |
| 547 | |
| 548 ObserverExpectations answeringExpectations = | |
| 549 new ObserverExpectations("PCTest:answerer"); | |
| 550 PeerConnection answeringPC = factory.createPeerConnection( | |
| 551 iceServers, pcConstraints, answeringExpectations); | |
| 552 assertNotNull(answeringPC); | |
| 553 | |
| 554 // We want to use the same camera for offerer & answerer, so create it here | |
| 555 // instead of in addTracksToPC. | |
| 556 VideoSource videoSource = factory.createVideoSource( | |
| 557 VideoCapturer.create(""), new MediaConstraints()); | |
| 558 | |
| 559 offeringExpectations.expectRenegotiationNeeded(); | |
| 560 WeakReference<MediaStream> oLMS = addTracksToPC( | |
| 561 factory, offeringPC, videoSource, "offeredMediaStream", | |
| 562 "offeredVideoTrack", "offeredAudioTrack", offeringExpectations); | |
| 563 | |
| 564 offeringExpectations.expectRenegotiationNeeded(); | |
| 565 DataChannel offeringDC = offeringPC.createDataChannel( | |
| 566 "offeringDC", new DataChannel.Init()); | |
| 567 assertEquals("offeringDC", offeringDC.label()); | |
| 568 | |
| 569 offeringExpectations.setDataChannel(offeringDC); | |
| 570 SdpObserverLatch sdpLatch = new SdpObserverLatch(); | |
| 571 offeringPC.createOffer(sdpLatch, new MediaConstraints()); | |
| 572 assertTrue(sdpLatch.await()); | |
| 573 SessionDescription offerSdp = sdpLatch.getSdp(); | |
| 574 assertEquals(offerSdp.type, SessionDescription.Type.OFFER); | |
| 575 assertFalse(offerSdp.description.isEmpty()); | |
| 576 | |
| 577 sdpLatch = new SdpObserverLatch(); | |
| 578 answeringExpectations.expectSignalingChange( | |
| 579 SignalingState.HAVE_REMOTE_OFFER); | |
| 580 answeringExpectations.expectAddStream("offeredMediaStream"); | |
| 581 // SCTP DataChannels are announced via OPEN messages over the established | |
| 582 // connection (not via SDP), so answeringExpectations can only register | |
| 583 // expecting the channel during ICE, below. | |
| 584 answeringPC.setRemoteDescription(sdpLatch, offerSdp); | |
| 585 assertEquals( | |
| 586 PeerConnection.SignalingState.STABLE, offeringPC.signalingState()); | |
| 587 assertTrue(sdpLatch.await()); | |
| 588 assertNull(sdpLatch.getSdp()); | |
| 589 | |
| 590 answeringExpectations.expectRenegotiationNeeded(); | |
| 591 WeakReference<MediaStream> aLMS = addTracksToPC( | |
| 592 factory, answeringPC, videoSource, "answeredMediaStream", | |
| 593 "answeredVideoTrack", "answeredAudioTrack", answeringExpectations); | |
| 594 | |
| 595 sdpLatch = new SdpObserverLatch(); | |
| 596 answeringPC.createAnswer(sdpLatch, new MediaConstraints()); | |
| 597 assertTrue(sdpLatch.await()); | |
| 598 SessionDescription answerSdp = sdpLatch.getSdp(); | |
| 599 assertEquals(answerSdp.type, SessionDescription.Type.ANSWER); | |
| 600 assertFalse(answerSdp.description.isEmpty()); | |
| 601 | |
| 602 offeringExpectations.expectIceCandidates(2); | |
| 603 answeringExpectations.expectIceCandidates(2); | |
| 604 | |
| 605 offeringExpectations.expectIceGatheringChange(IceGatheringState.COMPLETE); | |
| 606 answeringExpectations.expectIceGatheringChange(IceGatheringState.COMPLETE); | |
| 607 | |
| 608 sdpLatch = new SdpObserverLatch(); | |
| 609 answeringExpectations.expectSignalingChange(SignalingState.STABLE); | |
| 610 answeringPC.setLocalDescription(sdpLatch, answerSdp); | |
| 611 assertTrue(sdpLatch.await()); | |
| 612 assertNull(sdpLatch.getSdp()); | |
| 613 | |
| 614 sdpLatch = new SdpObserverLatch(); | |
| 615 offeringExpectations.expectSignalingChange(SignalingState.HAVE_LOCAL_OFFER); | |
| 616 offeringPC.setLocalDescription(sdpLatch, offerSdp); | |
| 617 assertTrue(sdpLatch.await()); | |
| 618 assertNull(sdpLatch.getSdp()); | |
| 619 sdpLatch = new SdpObserverLatch(); | |
| 620 offeringExpectations.expectSignalingChange(SignalingState.STABLE); | |
| 621 offeringExpectations.expectAddStream("answeredMediaStream"); | |
| 622 | |
| 623 offeringExpectations.expectIceConnectionChange( | |
| 624 IceConnectionState.CHECKING); | |
| 625 offeringExpectations.expectIceConnectionChange( | |
| 626 IceConnectionState.CONNECTED); | |
| 627 // TODO(bemasc): uncomment once delivery of ICECompleted is reliable | |
| 628 // (https://code.google.com/p/webrtc/issues/detail?id=3021). | |
| 629 // | |
| 630 // offeringExpectations.expectIceConnectionChange( | |
| 631 // IceConnectionState.COMPLETED); | |
| 632 answeringExpectations.expectIceConnectionChange( | |
| 633 IceConnectionState.CHECKING); | |
| 634 answeringExpectations.expectIceConnectionChange( | |
| 635 IceConnectionState.CONNECTED); | |
| 636 | |
| 637 offeringPC.setRemoteDescription(sdpLatch, answerSdp); | |
| 638 assertTrue(sdpLatch.await()); | |
| 639 assertNull(sdpLatch.getSdp()); | |
| 640 | |
| 641 assertEquals(offeringPC.getLocalDescription().type, offerSdp.type); | |
| 642 assertEquals(offeringPC.getRemoteDescription().type, answerSdp.type); | |
| 643 assertEquals(answeringPC.getLocalDescription().type, answerSdp.type); | |
| 644 assertEquals(answeringPC.getRemoteDescription().type, offerSdp.type); | |
| 645 | |
| 646 assertEquals(offeringPC.getSenders().size(), 2); | |
| 647 assertEquals(offeringPC.getReceivers().size(), 2); | |
| 648 assertEquals(answeringPC.getSenders().size(), 2); | |
| 649 assertEquals(answeringPC.getReceivers().size(), 2); | |
| 650 | |
| 651 if (!RENDER_TO_GUI) { | |
| 652 // Wait for at least some frames to be delivered at each end (number | |
| 653 // chosen arbitrarily). | |
| 654 offeringExpectations.expectFramesDelivered(10); | |
| 655 answeringExpectations.expectFramesDelivered(10); | |
| 656 } | |
| 657 | |
| 658 offeringExpectations.expectStateChange(DataChannel.State.OPEN); | |
| 659 // See commentary about SCTP DataChannels above for why this is here. | |
| 660 answeringExpectations.expectDataChannel("offeringDC"); | |
| 661 answeringExpectations.expectStateChange(DataChannel.State.OPEN); | |
| 662 | |
| 663 // Wait for at least one ice candidate from the offering PC and forward them
to the answering | |
| 664 // PC. | |
| 665 for (IceCandidate candidate : offeringExpectations.getAtLeastOneIceCandidate
()) { | |
| 666 answeringPC.addIceCandidate(candidate); | |
| 667 } | |
| 668 | |
| 669 // Wait for at least one ice candidate from the answering PC and forward the
m to the offering | |
| 670 // PC. | |
| 671 for (IceCandidate candidate : answeringExpectations.getAtLeastOneIceCandidat
e()) { | |
| 672 offeringPC.addIceCandidate(candidate); | |
| 673 } | |
| 674 | |
| 675 assertTrue(offeringExpectations.waitForAllExpectationsToBeSatisfied(TIMEOUT_
SECONDS)); | |
| 676 assertTrue(answeringExpectations.waitForAllExpectationsToBeSatisfied(TIMEOUT
_SECONDS)); | |
| 677 | |
| 678 assertEquals( | |
| 679 PeerConnection.SignalingState.STABLE, offeringPC.signalingState()); | |
| 680 assertEquals( | |
| 681 PeerConnection.SignalingState.STABLE, answeringPC.signalingState()); | |
| 682 | |
| 683 // Test send & receive UTF-8 text. | |
| 684 answeringExpectations.expectMessage( | |
| 685 ByteBuffer.wrap("hello!".getBytes(Charset.forName("UTF-8"))), false); | |
| 686 DataChannel.Buffer buffer = new DataChannel.Buffer( | |
| 687 ByteBuffer.wrap("hello!".getBytes(Charset.forName("UTF-8"))), false); | |
| 688 assertTrue(offeringExpectations.dataChannel.send(buffer)); | |
| 689 assertTrue(answeringExpectations.waitForAllExpectationsToBeSatisfied(TIMEOUT
_SECONDS)); | |
| 690 | |
| 691 // Construct this binary message two different ways to ensure no | |
| 692 // shortcuts are taken. | |
| 693 ByteBuffer expectedBinaryMessage = ByteBuffer.allocateDirect(5); | |
| 694 for (byte i = 1; i < 6; ++i) { | |
| 695 expectedBinaryMessage.put(i); | |
| 696 } | |
| 697 expectedBinaryMessage.flip(); | |
| 698 offeringExpectations.expectMessage(expectedBinaryMessage, true); | |
| 699 assertTrue(answeringExpectations.dataChannel.send( | |
| 700 new DataChannel.Buffer( | |
| 701 ByteBuffer.wrap(new byte[] { 1, 2, 3, 4, 5 }), true))); | |
| 702 assertTrue(offeringExpectations.waitForAllExpectationsToBeSatisfied(TIMEOUT_
SECONDS)); | |
| 703 | |
| 704 offeringExpectations.expectStateChange(DataChannel.State.CLOSING); | |
| 705 answeringExpectations.expectStateChange(DataChannel.State.CLOSING); | |
| 706 offeringExpectations.expectStateChange(DataChannel.State.CLOSED); | |
| 707 answeringExpectations.expectStateChange(DataChannel.State.CLOSED); | |
| 708 answeringExpectations.dataChannel.close(); | |
| 709 offeringExpectations.dataChannel.close(); | |
| 710 | |
| 711 if (RENDER_TO_GUI) { | |
| 712 try { | |
| 713 Thread.sleep(3000); | |
| 714 } catch (Throwable t) { | |
| 715 throw new RuntimeException(t); | |
| 716 } | |
| 717 } | |
| 718 | |
| 719 // TODO(fischman) MOAR test ideas: | |
| 720 // - Test that PC.removeStream() works; requires a second | |
| 721 // createOffer/createAnswer dance. | |
| 722 // - audit each place that uses |constraints| for specifying non-trivial | |
| 723 // constraints (and ensure they're honored). | |
| 724 // - test error cases | |
| 725 // - ensure reasonable coverage of _jni.cc is achieved. Coverage is | |
| 726 // extra-important because of all the free-text (class/method names, etc) | |
| 727 // in JNI-style programming; make sure no typos! | |
| 728 // - Test that shutdown mid-interaction is crash-free. | |
| 729 | |
| 730 // Free the Java-land objects, collect them, and sleep a bit to make sure we | |
| 731 // don't get late-arrival crashes after the Java-land objects have been | |
| 732 // freed. | |
| 733 shutdownPC(offeringPC, offeringExpectations); | |
| 734 offeringPC = null; | |
| 735 shutdownPC(answeringPC, answeringExpectations); | |
| 736 answeringPC = null; | |
| 737 videoSource.dispose(); | |
| 738 factory.dispose(); | |
| 739 System.gc(); | |
| 740 } | |
| 741 | |
| 742 private static void shutdownPC( | |
| 743 PeerConnection pc, ObserverExpectations expectations) { | |
| 744 expectations.dataChannel.unregisterObserver(); | |
| 745 expectations.dataChannel.dispose(); | |
| 746 expectations.expectStatsCallback(); | |
| 747 assertTrue(pc.getStats(expectations, null)); | |
| 748 assertTrue(expectations.waitForAllExpectationsToBeSatisfied(TIMEOUT_SECONDS)
); | |
| 749 expectations.expectIceConnectionChange(IceConnectionState.CLOSED); | |
| 750 expectations.expectSignalingChange(SignalingState.CLOSED); | |
| 751 pc.close(); | |
| 752 assertTrue(expectations.waitForAllExpectationsToBeSatisfied(TIMEOUT_SECONDS)
); | |
| 753 expectations.expectStatsCallback(); | |
| 754 assertTrue(pc.getStats(expectations, null)); | |
| 755 assertTrue(expectations.waitForAllExpectationsToBeSatisfied(TIMEOUT_SECONDS)
); | |
| 756 | |
| 757 System.out.println("FYI stats: "); | |
| 758 int reportIndex = -1; | |
| 759 for (StatsReport[] reports : expectations.takeStatsReports()) { | |
| 760 System.out.println(" Report #" + (++reportIndex)); | |
| 761 for (int i = 0; i < reports.length; ++i) { | |
| 762 System.out.println(" " + reports[i].toString()); | |
| 763 } | |
| 764 } | |
| 765 assertEquals(1, reportIndex); | |
| 766 System.out.println("End stats."); | |
| 767 | |
| 768 pc.dispose(); | |
| 769 } | |
| 770 | |
| 771 // Returns a set of thread IDs belonging to this process, as Strings. | |
| 772 private static TreeSet<String> allThreads() { | |
| 773 TreeSet<String> threads = new TreeSet<String>(); | |
| 774 // This pokes at /proc instead of using the Java APIs because we're also | |
| 775 // looking for libjingle/webrtc native threads, most of which won't have | |
| 776 // attached to the JVM. | |
| 777 for (String threadId : (new File("/proc/self/task")).list()) { | |
| 778 threads.add(threadId); | |
| 779 } | |
| 780 return threads; | |
| 781 } | |
| 782 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1652123002:
Remove Java PC support. (Closed)
Base URL: https://chromium.googlesource.com/external/webrtc.git@master