SpecHelper.js

// Add custom matchers here, in a beforeEach block. Example:
//beforeEach(function() {
//  this.addMatchers({
//    toBePlaying: function(expectedSong) {
//      var player = this.actual;
//      return player.currentlyPlayingSong === expectedSong
//          && player.isPlaying;
//    }
//  })
//});