mirror of https://github.com/tc39/test262.git
31 lines
875 B
JavaScript
31 lines
875 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: 15.2.3.6-4-123
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description: >
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Object.defineProperty - 'O' is an Array, 'name' is the length
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property of 'O', the [[Value]] field of 'desc' is absent, test
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TypeError is thrown when updating the [[Writable]] attribute of
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the length property from false to true (15.4.5.1 step 3.a.i)
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includes: [runTestCase.js]
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---*/
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function testcase() {
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var arrObj = [];
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try {
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Object.defineProperty(arrObj, "length", {
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writable: false
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});
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Object.defineProperty(arrObj, "length", {
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writable: true
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});
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return false;
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} catch (e) {
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return e instanceof TypeError;
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}
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}
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runTestCase(testcase);
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