test/built-ins/Object/defineProperty/15.2.3.6-4-38.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.2.3.6-4-38
description: >
    Object.defineProperty - 'O' is the Math object that uses Object's
    [[GetOwnProperty]] method to access the 'name' property (8.12.9
    step 1)
includes: [propertyHelper.js]
---*/

try {
  Object.defineProperty(Math, "foo", {
    value: 12,
    configurable: true
  });

  verifyEqualTo(Math, "foo", 12);

  verifyNotWritable(Math, "foo");

  verifyNotEnumerable(Math, "foo");

  verifyConfigurable(Math, "foo");
} finally {
  delete Math.foo;
}