text: const shuffle = require('../src/callbacks/shuffle.js');
  
  let myArray1 = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];
  let myArray2 = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];
  
  // Could potentially fail due to how an array could randomly get outputed as the same it was input
  describe('Tests shuffle function', () => {
    it('should take in an array and changes the current array in place and randomizes each index', () => {
      shuffle(myArray2);
      expect(myArray1).not.toBe(myArray2);
    });
  });