test262/test/built-ins/Object/defineProperty/15.2.3.6-4-217.js

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// Copyright (c) 2012 Ecma International. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
/*---
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es5id: 15.2.3.6-4-217
description: >
Object.defineProperty - 'O' is an Array, 'name' is an array index
property, both the [[Value]] field of 'desc' and the [[Value]]
attribute value of 'name' are NaN (15.4.5.1 step 4.c)
includes: [propertyHelper.js]
---*/
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var arrObj = [];
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Object.defineProperty(arrObj, "0", { value: NaN });
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Object.defineProperty(arrObj, "0", { value: NaN });
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assert(arrObj.hasOwnProperty("0"));
assert(arrObj[0] !== arrObj[0]);
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verifyNotWritable(arrObj, "0");
verifyNotEnumerable(arrObj, "0");
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verifyNotConfigurable(arrObj, "0");