// 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.

/*---
info: >
    Let 'x' be the return value from getPrototypeOf when called on d.
    Then, x.isPrototypeOf(d) must be true.
es5id: 15.2.3.2-2-2
description: >
    Object.getPrototypeOf returns the [[Prototype]] of its parameter
    (custom object)
includes: [runTestCase.js]
---*/

function testcase() {
  function base() {}

  function derived() {}
  derived.prototype = new base();

  var d = new derived();
  var x = Object.getPrototypeOf(d);
  if (x.isPrototypeOf(d) === true) {
    return true;
  }
 }
runTestCase(testcase);
