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38 lines
1.0 KiB
JavaScript
38 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: 15.2.3.6-4-317
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description: >
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Object.defineProperty - 'O' is an Arguments object, 'P' is generic
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own data property of 'O', test TypeError is thrown when updating
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the [[Value]] attribute value of 'P' which is not writable and not
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configurable (10.6 [[DefineOwnProperty]] step 4)
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includes: [propertyHelper.js]
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---*/
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(function() {
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Object.defineProperty(arguments, "genericProperty", {
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value: 1001,
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writable: false,
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configurable: false
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});
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try {
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Object.defineProperty(arguments, "genericProperty", {
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value: 1002
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});
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throw new Test262Error("Expected an exception.");
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} catch (e) {
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if (!(e instanceof TypeError)) {
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throw new Test262Error("Expected TypeError, got " + e);
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}
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}
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verifyProperty(arguments, "genericProperty", {
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value: 1001,
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writable: false,
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enumerable: false,
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configurable: false,
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});
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}(1, 2, 3));
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