JSTests/test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-242.js

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

/*---
es5id: 15.2.3.7-6-a-242
description: >
    Object.defineProperties - TypeError is thrown if 'O' is an Array,
    'P' is an array index named property that already exists on 'O' is
    accessor property with  [[Configurable]] false, 'desc' is accessor
    descriptor, the [[Set]] field of 'desc' is present, and the
    [[Set]] field of 'desc' is an object and the [[Set]] attribute
    value of 'P' is undefined   (15.4.5.1 step 4.c)
includes: [propertyHelper.js]
---*/

var arr = [];

function set_fun(value) {
    arr.setVerifyHelpProp = value;
}
Object.defineProperty(arr, "1", {
    set: set_fun
});

try {
    Object.defineProperties(arr, {
        "1": {
            set: undefined
        }
    });

    $ERROR("Expected an exception.");
} catch (e) {
    verifyWritable(arr, "1", "setVerifyHelpProp");

    verifyNotEnumerable(arr, "1");

    verifyNotConfigurable(arr, "1");

    if (!(e instanceof TypeError)) {
        $ERROR("Expected TypeError, got " + e);
    }

}