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36 lines
1.0 KiB
JavaScript
36 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: 15.2.3.6-4-353
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description: >
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ES5 Attributes - fail to update the data property ([[Writable]] is
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true, [[Enumerable]] is false, [[Configurable]] is false) to an
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accessor property
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---*/
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var obj = {};
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Object.defineProperty(obj, "prop", {
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value: 2010,
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writable: true,
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enumerable: false,
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configurable: false
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});
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var propertyDefineCorrect = obj.hasOwnProperty("prop");
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var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");
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function getFunc() {
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return 20;
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}
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assert.throws(TypeError, function() {
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Object.defineProperty(obj, "prop", {
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get: getFunc
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});
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});
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var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
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assert(propertyDefineCorrect, 'propertyDefineCorrect !== true');
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assert.sameValue(desc1.value, 2010, 'desc1.value');
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assert.sameValue(obj.prop, 2010, 'obj.prop');
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assert.sameValue(typeof desc2.get, "undefined", 'typeof desc2.get');
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