public class PlayListRunner {
   public static void main(String[] args) {
      PlayList test1 = new PlayList();
      System.out.println(test1);
      PlayList test2 = new PlayList(2);
      System.out.println(test2);
      PlayList test3 = test2;
      test1.setList(2);
      System.out.println(test1);
      test2.addSong(0, new Song("song1", "album1", "artist1", 250));
      test2.addSong(1, new Song("song2", "album2", "artist2", 350));
      System.out.println(test2.getSong(0));
      System.out.println(test2.numSongs());
      System.out.println(test2.totalLength());
      test2.removeArtist("artist1");
      System.out.println(test2);
      test2.addSong(1, new Song("song1", "album1", "artist1", 250));
      test2.removeLength(300);
      System.out.println(test2);
      test2.addSong(1, new Song("song2", "album2", "artist2", 350));
      System.out.println(test2);
      test2.shuffle();
      System.out.println(test1);
      System.out.println(test2);
      System.out.println(test3);
      System.out.println(test1.equals(test2));
      System.out.println(test2.equals(test3));
   }

}