mirror of https://github.com/tc39/test262.git
33 lines
1.0 KiB
JavaScript
33 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: 15.2.3.6-4-344
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description: >
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ES5 Attributes - success to update [[Enumerable]] attribute of
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data property ([[Writable]] is true, [[Enumerable]] is false,
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[[Configurable]] is true) to different value
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includes: [runTestCase.js]
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---*/
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function testcase() {
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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: true
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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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Object.defineProperty(obj, "prop", {
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enumerable: true
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});
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var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
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return propertyDefineCorrect && desc1.enumerable === false && obj.prop === 2010 && desc2.enumerable === true;
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}
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runTestCase(testcase);
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