MediaPlayer { public LiveAudios LiveAudios() { if (liveAudios == null) { liveAudios = new LiveAudios(this); } return liveAudios; } MediaPlayer(Tracker tracker); Media Media(); LiveMedia LiveMedia(); Videos Videos(); Audios Audios(); LiveVideos LiveVideos(); LiveAudios LiveAudios(); int getPlayerId(); MediaPlayer setPlayerId(int playerId);  }
@Test public void getLiveAudiosTest() { LiveAudios liveAudios = mediaPlayer.LiveAudios(); assertNotNull(mediaPlayer.LiveAudios()); assertSame(liveAudios, mediaPlayer.LiveAudios()); }