text: /// Copyright (c) 2012 Ecma International.  All rights reserved. 
  /**
   * @path ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-5-b-64.js
   * @description Object.defineProperties - 'configurable' property of 'descObj' is own data property that overrides an inherited accessor property (8.10.5 step 4.a)
   */
  
  
  function testcase() {
  
          var obj = {};
          var proto = {};
          Object.defineProperty(proto, "configurable", {
              get: function () {
                  return true;
              }
          });
  
          var Con = function () { };
          Con.prototype = proto;
          var descObj = new Con();
  
          Object.defineProperty(descObj, "configurable", {
              value: false
          });
  
          Object.defineProperties(obj, {
              prop: descObj
          });
          var result1 = obj.hasOwnProperty("prop");
          delete obj.prop;
          var result2 = obj.hasOwnProperty("prop");
  
          return result1 === true && result2 === true;
      }
  runTestCase(testcase);
  