text: // describe("Player", function() {
  //   var player;
  //   var song;
  // 
  //   beforeEach(function() {
  //     player = new Player();
  //     song = new Song();
  //   });
  // 
  //   it("should be able to play a Song", function() {
  //     player.play(song);
  //     expect(player.currentlyPlayingSong).toEqual(song);
  // 
  //     //demonstrates use of custom matcher
  //     expect(player).toBePlaying(song);
  //   });
  // 
  //   describe("when song has been paused", function() {
  //     beforeEach(function() {
  //       player.play(song);
  //       player.pause();
  //     });
  // 
  //     it("should indicate that the song is currently paused", function() {
  //       expect(player.isPlaying).toBeFalsy();
  // 
  //       // demonstrates use of 'not' with a custom matcher
  //       expect(player).not.toBePlaying(song);
  //     });
  // 
  //     it("should be possible to resume", function() {
  //       player.resume();
  //       expect(player.isPlaying).toBeTruthy();
  //       expect(player.currentlyPlayingSong).toEqual(song);
  //     });
  //   });
  // 
  //   // demonstrates use of spies to intercept and test method calls
  //   it("tells the current song if the user has made it a favorite", function() {
  //     spyOn(song, 'persistFavoriteStatus');
  // 
  //     player.play(song);
  //     player.makeFavorite();
  // 
  //     expect(song.persistFavoriteStatus).toHaveBeenCalledWith(true);
  //   });
  // 
  //   //demonstrates use of expected exceptions
  //   describe("#resume", function() {
  //     it("should throw an exception if song is already playing", function() {
  //       player.play(song);
  // 
  //       expect(function() {
  //         player.resume();
  //       }).toThrow("song is already playing");
  //     });
  //   });
  // });