test262/test/built-ins/Object/defineProperty/15.2.3.6-4-302-1.js

// 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.

/*---
es5id: 15.2.3.6-4-302-1
description: >
    Object.defineProperty - 'O' is an Arguments object of a function
    that has formal parameters, 'name' is an index named property of
    'O' but not defined in [[ParameterMap]] of 'O', and 'desc' is
    accessor descriptor, test 'name' is defined in 'O' with all
    correct attribute values (10.6 [[DefineOwnProperty]] step 3 and
    step 5a)
includes: [propertyHelper.js]
---*/

(function (a, b, c) {
    delete arguments[0];
    function getFunc() {
        return 10;
    }
    function setFunc(value) {
        this.setVerifyHelpProp = value;
    }
    Object.defineProperty(arguments, "0", {
        get: getFunc,
        set: setFunc,
        enumerable: false,
        configurable: false
    });
    if (a !== 0) {
        $ERROR('Expected a === 0, actually ' + a);
    }
    verifyEqualTo(arguments, "0", getFunc());

    verifyWritable(arguments, "0", "setVerifyHelpProp");

    verifyNotEnumerable(arguments, "0");

    verifyNotConfigurable(arguments, "0");
}(0, 1, 2));