text: /*global defineSuite*/
  defineSuite([
          'Core/arrayFill'
      ], function(
          arrayFill) {
      'use strict';
      
      var array;
  
      beforeEach(function() {
          array = [0, 0, 0, 0];
      });
      
      it('will fill an entire array', function() {
          arrayFill(array, 1);
          expect(array).toEqual([1, 1, 1, 1]);
      });
      
      it('will fill a portion of an array', function() {
          arrayFill(array, 1, 1, 3);
          expect(array).toEqual([0, 1, 1, 0]);
      });
      
      it('will wrap around negative values', function() {
          arrayFill(array, 1, -2, -1);
          expect(array).toEqual([0, 0, 1, 0]);
      });
  
      it('will fill until end if no end is provided', function() {
          arrayFill(array, 1, 1);
          expect(array).toEqual([0, 1, 1, 1]);
      });
      
      it('will throw an error if no array is provided', function() {
          expect(function() {
              arrayFill(undefined, 1, 0, 1);
          }).toThrowDeveloperError('array is required.');
      });
  
      it('will throw an error if no array is provided', function() {
          expect(function() {
              arrayFill(array, undefined, 0, 1);
          }).toThrowDeveloperError('value is required.');
      });
  
      it('will throw an error if given an invalid start index', function() {
          expect(function() {
              arrayFill(array, 1, array, 1);
          }).toThrowDeveloperError('start must be a valid index.');
      });
      
      it('will throw an error if given an invalid end index', function() {
          expect(function() {
              arrayFill(array, 1, 1, array);
          }).toThrowDeveloperError('end must be a valid index.');
      });
  });
  