text: /// Copyright (c) 2012 Ecma International.  All rights reserved. 
  /// Ecma International makes this code available under the terms and conditions set
  /// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
  /// "Use Terms").   Any redistribution of this code must retain the above 
  /// copyright and this notice and otherwise comply with the Use Terms.
  /**
   * @path ch15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-420.js
   * @description ES5 Attributes - Failed to add a property to an object when the object's prototype has a property with the same name and [[Writable]] set to false(Function.prototype.bind)
   */
  
  
  function testcase() {
          var foo = function () { };
          try {
              Object.defineProperty(Function.prototype, "prop", {
                  value: 1001,
                  writable: false,
                  enumerable: false,
                  configurable: true
              });
  
              var obj = foo.bind({});
              obj.prop = 1002;
  
              return !obj.hasOwnProperty("prop") && obj.prop === 1001;
          } finally {
              delete Function.prototype.prop;
          }
      }
  runTestCase(testcase);
  