text: /// Copyright (c) 2012 Ecma International.  All rights reserved. 
  /**
   * @path ch15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-b-19.js
   * @description Array.prototype.reduce - properties added to prototype are visited on an Array-like object
   */
  
  
  function testcase() {
  
          var testResult = false;
  
          function callbackfn(accum, val, idx, obj) {
              if (idx === 1 && val === 6.99) {
                  testResult = true;
              }
          }
  
          var obj = { length: 6 };
  
          Object.defineProperty(obj, "0", {
              get: function () {
                  Object.defineProperty(Object.prototype, "1", {
                      get: function () {
                          return 6.99;
                      },
                      configurable: true
                  });
                  return 0;
              },
              configurable: true
          });
  
          try {
              Array.prototype.reduce.call(obj, callbackfn, "initialValue");
              return testResult;
          } finally {
              delete Object.prototype[1];
          }
      }
  runTestCase(testcase);
  