test262/test/built-ins/Object/defineProperty/15.2.3.6-4-43.js

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

/*---
es5id: 15.2.3.6-4-43
description: >
    Object.defineProperty - 'O' is an Arguments object which
    implements its own [[GetOwnProperty]] method to access the 'name'
    property (8.12.9 step 1)
---*/

        var argObj = (function () { return arguments; })();

        Object.defineProperty(argObj, "foo", {
            value: 12,
            configurable: false
        });
assert.throws(TypeError, function() {
            Object.defineProperty(argObj, "foo", {
                value: 11,
                configurable: true
            });
});
assert.sameValue(argObj.foo, 12, 'argObj.foo');