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 ch15/15.4/15.4.4/15.4.4.14/15.4.4.14-9-b-i-12.js
   * @description Array.prototype.indexOf - element to be retrieved is own accessor property that overrides an inherited data property on an Array-like object
   */
  
  
  function testcase() {
          var obj = { length: 1 };
  
          try {
              Object.prototype[0] = false;
              Object.defineProperty(obj, "0", {
                  get: function () {
                      return true;
                  },
                  configurable: true
              });
  
              return 0 === Array.prototype.indexOf.call(obj, true);
          } finally {
              delete Object.prototype[0];
          }
      }
  runTestCase(testcase);
  