Update AppRTCMobile tests to use JUnit4.

webrtc/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java

 /*
  *  Copyright 2014 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 package org.appspot.apprtc.test;
 
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import android.os.Build;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.filters.FlakyTest;
+import android.support.test.filters.SmallTest;
+import android.util.Log;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
 import org.appspot.apprtc.AppRTCClient.SignalingParameters;
 import org.appspot.apprtc.PeerConnectionClient;
 import org.appspot.apprtc.PeerConnectionClient.PeerConnectionEvents;
 import org.appspot.apprtc.PeerConnectionClient.PeerConnectionParameters;
-
-import android.os.Build;
-import android.test.FlakyTest;
-import android.test.InstrumentationTestCase;
-import android.test.suitebuilder.annotation.SmallTest;
-import android.util.Log;
-
+import org.chromium.base.test.BaseJUnit4ClassRunner;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
 import org.webrtc.Camera1Enumerator;
 import org.webrtc.Camera2Enumerator;
 import org.webrtc.CameraEnumerator;
 import org.webrtc.EglBase;
 import org.webrtc.IceCandidate;
 import org.webrtc.MediaCodecVideoEncoder;
 import org.webrtc.PeerConnection;
 import org.webrtc.PeerConnectionFactory;
 import org.webrtc.SessionDescription;
 import org.webrtc.StatsReport;
 import org.webrtc.VideoCapturer;
 import org.webrtc.VideoRenderer;
 
-import java.util.LinkedList;
-import java.util.List;
-import java.util.concurrent.CountDownLatch;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.TimeUnit;
-
-public class PeerConnectionClientTest
-    extends InstrumentationTestCase implements PeerConnectionEvents {
+@RunWith(BaseJUnit4ClassRunner.class)
+public class PeerConnectionClientTest implements PeerConnectionEvents {
   private static final String TAG = "RTCClientTest";
   private static final int ICE_CONNECTION_WAIT_TIMEOUT = 10000;
   private static final int WAIT_TIMEOUT = 7000;
   private static final int CAMERA_SWITCH_ATTEMPTS = 3;
   private static final int VIDEO_RESTART_ATTEMPTS = 3;
   private static final int CAPTURE_FORMAT_CHANGE_ATTEMPTS = 3;
   private static final int VIDEO_RESTART_TIMEOUT = 500;
   private static final int EXPECTED_VIDEO_FRAMES = 10;
   private static final String VIDEO_CODEC_VP8 = "VP8";
   private static final String VIDEO_CODEC_VP9 = "VP9";
@@ skipping 188 matching lines @@
         new SignalingParameters(iceServers, true, // iceServers, initiator.
             null, null, null, // clientId, wssUrl, wssPostUrl.
             null, null); // offerSdp, iceCandidates.
 
     PeerConnectionClient client = PeerConnectionClient.getInstance();
     PeerConnectionFactory.Options options = new PeerConnectionFactory.Options();
     options.networkIgnoreMask = 0;
     options.disableNetworkMonitor = true;
     client.setPeerConnectionFactoryOptions(options);
     client.createPeerConnectionFactory(
-        getInstrumentation().getTargetContext(), peerConnectionParameters, this);
+        InstrumentationRegistry.getTargetContext(), peerConnectionParameters, this);
     client.createPeerConnection(
         eglContext, localRenderer, remoteRenderer, videoCapturer, signalingParameters);
     client.createOffer();
     return client;
   }
 
   private PeerConnectionParameters createParametersForAudioCall() {
     PeerConnectionParameters peerConnectionParameters =
         new PeerConnectionParameters(false, /* videoCallEnabled */
             true, /* loopback */
@@ skipping 11 matching lines @@
             "OPUS", /* audioCodec */
             false, /* noAudioProcessing */
             false, /* aecDump */
             false /* useOpenSLES */, false /* disableBuiltInAEC */, false /* disableBuiltInAGC */,
             false /* disableBuiltInNS */, false /* enableLevelControl */);
 
     return peerConnectionParameters;
   }
 
   private VideoCapturer createCameraCapturer(boolean captureToTexture) {
-    final boolean useCamera2 =
-        captureToTexture && Camera2Enumerator.isSupported(getInstrumentation().getTargetContext());
+    final boolean useCamera2 = captureToTexture
+        && Camera2Enumerator.isSupported(InstrumentationRegistry.getTargetContext());
 
     CameraEnumerator enumerator;
     if (useCamera2) {
-      enumerator = new Camera2Enumerator(getInstrumentation().getTargetContext());
+      enumerator = new Camera2Enumerator(InstrumentationRegistry.getTargetContext());
     } else {
       enumerator = new Camera1Enumerator(captureToTexture);
     }
     String deviceName = enumerator.getDeviceNames()[0];
     return enumerator.createCapturer(deviceName, null);
   }
 
   private PeerConnectionParameters createParametersForVideoCall(String videoCodec) {
     PeerConnectionParameters peerConnectionParameters =
         new PeerConnectionParameters(true, /* videoCallEnabled */
@@ skipping 11 matching lines @@
             0, /* audioStartBitrate */
             "OPUS", /* audioCodec */
             false, /* noAudioProcessing */
             false, /* aecDump */
             false /* useOpenSLES */, false /* disableBuiltInAEC */, false /* disableBuiltInAGC */,
             false /* disableBuiltInNS */, false /* enableLevelControl */);
 
     return peerConnectionParameters;
   }
 
-  @Override
+  @Before
   public void setUp() {
     signalingExecutor = Executors.newSingleThreadExecutor();
     if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
       eglBase = EglBase.create();
     }
   }
 
-  @Override
+  @After
   public void tearDown() {
     signalingExecutor.shutdown();
     if (eglBase != null) {
       eglBase.release();
     }
   }
 
+  @Test
   @SmallTest
   public void testSetLocalOfferMakesVideoFlowLocally() throws InterruptedException {
     Log.d(TAG, "testSetLocalOfferMakesVideoFlowLocally");
     MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
     pcClient = createPeerConnectionClient(localRenderer, new MockRenderer(0, null),
         createParametersForVideoCall(VIDEO_CODEC_VP8),
         createCameraCapturer(false /* captureToTexture */), null);
 
     // Wait for local SDP and ice candidates set events.
     assertTrue("Local SDP was not set.", waitForLocalSDP(WAIT_TIMEOUT));
@@ skipping 43 matching lines @@
       // For audio just sleep for 1 sec.
       // TODO(glaznev): check how we can detect that remote audio was rendered.
       Thread.sleep(AUDIO_RUN_TIMEOUT);
     }
 
     pcClient.close();
     assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
     Log.d(TAG, "testLoopback done.");
   }
 
+  @Test
   @SmallTest
   public void testLoopbackAudio() throws InterruptedException {
     doLoopbackTest(createParametersForAudioCall(), null, false /* decodeToTexture */);
   }
 
+  @Test
   @SmallTest
   public void testLoopbackVp8() throws InterruptedException {
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_VP8),
         createCameraCapturer(false /* captureToTexture */), false /* decodeToTexture */);
   }
 
+  @Test
   @SmallTest
   public void testLoopbackVp9() throws InterruptedException {
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_VP9),
         createCameraCapturer(false /* captureToTexture */), false /* decodeToTexture */);
   }
 
+  @Test
   @SmallTest
   public void testLoopbackH264() throws InterruptedException {
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_H264),
         createCameraCapturer(false /* captureToTexture */), false /* decodeToTexture */);
   }
 
+  @Test
   @SmallTest
   public void testLoopbackVp8DecodeToTexture() throws InterruptedException {
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
       Log.i(TAG, "Decode to textures is not supported, requires SDK version 19.");
       return;
     }
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_VP8),
         createCameraCapturer(false /* captureToTexture */), true /* decodeToTexture */);
   }
 
+  @Test
   @SmallTest
   public void testLoopbackVp9DecodeToTexture() throws InterruptedException {
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
       Log.i(TAG, "Decode to textures is not supported, requires SDK version 19.");
       return;
     }
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_VP9),
         createCameraCapturer(false /* captureToTexture */), true /* decodeToTexture */);
   }
 
+  @Test
   @SmallTest
   public void testLoopbackH264DecodeToTexture() throws InterruptedException {
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
       Log.i(TAG, "Decode to textures is not supported, requires SDK version 19.");
       return;
     }
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_H264),
         createCameraCapturer(false /* captureToTexture */), true /* decodeToTexture */);
   }
 
+  @Test
   @SmallTest
   public void testLoopbackVp8CaptureToTexture() throws InterruptedException {
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
       Log.i(TAG, "Encode to textures is not supported. Requires SDK version 19");
       return;
     }
     // TODO(perkj): If we can always capture to textures, there is no need to check if the
     // hardware encoder supports to encode from a texture.
     if (!MediaCodecVideoEncoder.isVp8HwSupportedUsingTextures()) {
       Log.i(TAG, "VP8 encode to textures is not supported.");
       return;
     }
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_VP8),
         createCameraCapturer(true /* captureToTexture */), true /* decodeToTexture */);
   }
 
   // Test that a call can be setup even if the EGL context used during initialization is
   // released before the Video codecs are created. The HW encoder and decoder is setup to use
   // textures.
+  @Test
   @SmallTest
   public void testLoopbackEglContextReleasedAfterCreatingPc() throws InterruptedException {
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
       Log.i(TAG, "Decode to textures is not supported. Requires SDK version 19");
       return;
     }
 
     loopback = true;
     PeerConnectionParameters parameters = createParametersForVideoCall(VIDEO_CODEC_VP8);
     MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
@@ skipping 20 matching lines @@
     assertTrue(
         "Local video frames were not rendered.", localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
     assertTrue("Remote video frames were not rendered.",
         remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
 
     pcClient.close();
     assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
     Log.d(TAG, "testLoopback done.");
   }
 
+  @Test
   @SmallTest
   public void testLoopbackH264CaptureToTexture() throws InterruptedException {
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
       Log.i(TAG, "Encode to textures is not supported. Requires KITKAT");
       return;
     }
     // TODO(perkj): If we can always capture to textures, there is no need to check if the
     // hardware encoder supports to encode from a texture.
     if (!MediaCodecVideoEncoder.isH264HwSupportedUsingTextures()) {
       Log.i(TAG, "H264 encode to textures is not supported.");
       return;
     }
     doLoopbackTest(createParametersForVideoCall(VIDEO_CODEC_H264),
         createCameraCapturer(true /* captureToTexture */), true /* decodeToTexture */);
   }
 
   // Checks if default front camera can be switched to back camera and then
   // again to front camera.
+  @Test
   @SmallTest
   public void testCameraSwitch() throws InterruptedException {
     Log.d(TAG, "testCameraSwitch");
     loopback = true;
 
     MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
     MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
 
     pcClient = createPeerConnectionClient(localRenderer, remoteRenderer,
         createParametersForVideoCall(VIDEO_CODEC_VP8),
@@ skipping 28 matching lines @@
           remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
     }
     pcClient.close();
     assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
     Log.d(TAG, "testCameraSwitch done.");
   }
 
   // Checks if video source can be restarted - simulate app goes to
   // background and back to foreground.
   // Disabled because of https://bugs.chromium.org/p/webrtc/issues/detail?id=6478
+  @Test
   @FlakyTest
   //@SmallTest
   public void testVideoSourceRestart() throws InterruptedException {
     Log.d(TAG, "testVideoSourceRestart");
     loopback = true;
 
     MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
     MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
 
     pcClient = createPeerConnectionClient(localRenderer, remoteRenderer,
@@ skipping 30 matching lines @@
       assertTrue("Remote video frames were not rendered after video restart.",
           remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
     }
     pcClient.close();
     assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
     Log.d(TAG, "testVideoSourceRestart done.");
   }
 
   // Checks if capture format can be changed on fly and decoder can be reset properly.
   // Disabled because of https://bugs.chromium.org/p/webrtc/issues/detail?id=6478
+  @Test
   @FlakyTest
   //@SmallTest
   public void testCaptureFormatChange() throws InterruptedException {
     Log.d(TAG, "testCaptureFormatChange");
     loopback = true;
 
     MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
     MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
 
     pcClient = createPeerConnectionClient(localRenderer, remoteRenderer,
@@ skipping 31 matching lines @@
           localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
       assertTrue("Remote video frames were not rendered after capture format change.",
           remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
     }
 
     pcClient.close();
     assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
     Log.d(TAG, "testCaptureFormatChange done.");
   }
 }