mirror of https://github.com/tc39/test262.git
37 lines
1.0 KiB
JavaScript
37 lines
1.0 KiB
JavaScript
// 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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/*---
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es5id: 15.2.3.6-4-191
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description: >
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Object.defineProperty - 'O' is an Array, 'name' is an array index
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named property, 'name' is an inherited data property, test that
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defining own index named property is successful (15.4.5.1 step 4.c)
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---*/
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try {
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Object.defineProperty(Array.prototype, "0", {
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value: 11,
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configurable: true
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});
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var arrObj = [];
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Object.defineProperty(arrObj, "0", {
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configurable: false
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});
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if (!arrObj.hasOwnProperty("0")) {
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$ERROR("Expected arrObj.hasOwnProperty('0') === true, actually " + arrObj.hasOwnProperty("0"));
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}
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if (Array.prototype[0] !== 11) {
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$ERROR("Expected Array.prototype[0] === 11), actually " + Array.prototype[0]);
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}
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if (typeof arrObj[0] !== "undefined") {
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$ERROR("Expected typeof arrObj[0] === 'undefined'), actually " + typeof arrObj[0]);
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}
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} finally {
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delete Array.prototype[0];
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}
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