Program: 29576
Project: 29576
Buggy source:
@Test public void shouldGetTracksResult_async() throws Exception {
  final Api api=Api.DEFAULT_API;
  final TopTracksRequest request=api.getTopTracksForArtist("String_Node_Str","String_Node_Str").httpManager(TestUtil.MockedHttpManager.returningJson("String_Node_Str")).build();
  final CountDownLatch asyncCompleted=new CountDownLatch(1);
  final SettableFuture<List<Track>> tracksFuture=request.getAsync();
  Futures.addCallback(tracksFuture,new FutureCallback<List<Track>>(){
    @Override public void onSuccess(    List<Track> tracks){
      assertTrue(tracks.size() > 0);
      Track firstTrack=tracks.get(0);
      assertNotNull(firstTrack.getAlbum());
      assertNotNull(firstTrack.getArtists());
      assertNotNull(firstTrack.getAvailableMarkets());
      assertTrue(firstTrack.getDiscNumber() > 0);
      assertTrue(firstTrack.getDuration() > 0);
      assertNotNull(firstTrack.isExplicit());
      assertNotNull(firstTrack.getExternalIds());
      String id=firstTrack.getId();
      assertNotNull(firstTrack.getId());
      assertEquals("String_Node_Str" + id,firstTrack.getExternalUrls().get("String_Node_Str"));
      assertEquals("String_Node_Str" + id,firstTrack.getHref());
      assertTrue(firstTrack.getPopularity() >= 0 && firstTrack.getPopularity() <= 100);
      assertNotNull(firstTrack.getPreviewUrl());
      assertTrue(firstTrack.getTrackNumber() >= 0);
      assertEquals(ObjectType.TRACK,firstTrack.getType());
      assertEquals("String_Node_Str" + id,firstTrack.getUri());
      asyncCompleted.countDown();
    }
    @Override public void onFailure(    Throwable throwable){
      fail("String_Node_Str");
    }
  }
);
  asyncCompleted.await(1,TimeUnit.SECONDS);
}

Fixed version (ground truth):
@Test public void shouldGetTracksResult_async() throws Exception {
  final Api api=Api.DEFAULT_API;
  final TopTracksRequest request=api.getTopTracksForArtist("String_Node_Str","String_Node_Str").httpManager(TestUtil.MockedHttpManager.returningJson("String_Node_Str")).build();
  final CountDownLatch asyncCompleted=new CountDownLatch(1);
  final SettableFuture<List<Track>> tracksFuture=request.getAsync();
  Futures.addCallback(tracksFuture,new FutureCallback<List<Track>>(){
    @Override public void onSuccess(    List<Track> tracks){
      assertTrue(tracks.size() > 0);
      Track firstTrack=tracks.get(0);
      assertNotNull(firstTrack.getAlbum());
      assertNotNull(firstTrack.getArtists());
      assertNotNull(firstTrack.getAvailableMarkets());
      assertTrue(firstTrack.getDiscNumber() > 0);
      assertTrue(firstTrack.getDurationMs() > 0);
      assertNotNull(firstTrack.getIsExplicit());
      assertNotNull(firstTrack.getExternalIds());
      String id=firstTrack.getId();
      assertNotNull(firstTrack.getId());
      assertEquals("String_Node_Str" + id,firstTrack.getExternalUrls().get("String_Node_Str"));
      assertEquals("String_Node_Str" + id,firstTrack.getHref());
      assertTrue(firstTrack.getPopularity() >= 0 && firstTrack.getPopularity() <= 100);
      assertNotNull(firstTrack.getPreviewUrl());
      assertTrue(firstTrack.getTrackNumber() >= 0);
      assertEquals(ObjectType.TRACK,firstTrack.getType());
      assertEquals("String_Node_Str" + id,firstTrack.getUri());
      asyncCompleted.countDown();
    }
    @Override public void onFailure(    Throwable throwable){
      fail("String_Node_Str");
    }
  }
);
  asyncCompleted.await(1,TimeUnit.SECONDS);
}