test262/test/built-ins/Object/defineProperty/15.2.3.6-4-289.js

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JavaScript

// 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: 15.2.3.6-4-289
description: >
Object.defineProperty - 'O' is an Arguments object, 'name' is own
property of 'O', and is deleted afterwards, and 'desc' is data
descriptor, test 'name' is redefined in 'O' with all correct
attribute values (10.6 [[DefineOwnProperty]] step 3)
includes: [propertyHelper.js]
---*/
(function () {
delete arguments[0];
Object.defineProperty(arguments, "0", {
value: 10,
writable: true,
enumerable: true,
configurable: true
});
verifyEqualTo(arguments, "0", 10);
verifyWritable(arguments, "0");
verifyEnumerable(arguments, "0");
verifyConfigurable(arguments, "0");
}(0, 1, 2));