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24 lines
658 B
JavaScript
24 lines
658 B
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: 15.2.3.6-4-189
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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, test TypeError is thrown if the [[Writable]]
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attribute of the length property in 'O' is false and value of
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'name' is greater than value of the length property (15.4.5.1 step
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4.b)
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---*/
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var arrObj = [1, 2, 3];
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Object.defineProperty(arrObj, "length", {
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writable: false
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});
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assert.throws(TypeError, function() {
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Object.defineProperty(arrObj, 4, {
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value: "abc"
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});
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});
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