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test/nashorn/script/basic/JDK-8200716.js
39 строк
1 KB
Hannes Wallnöfer
8200716: Object propertyIsEnumerable buggy behavior on short integer-string key
08 май 2018, 10:41
08 май 2018, 10:41
4bbca46
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/* * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * JDK-8200716: Object propertyIsEnumerable buggy behavior on short integer-string key * * @test * @run */ var o = ({ '1': 1 }); Assert.assertTrue(o.propertyIsEnumerable('1')); Object.defineProperty(o, '1', { enumerable: false, value: 1 }); Assert.assertFalse(o.propertyIsEnumerable('1')); Object.defineProperty(o, '1', { enumerable: true, value: 1 }); Assert.assertTrue(o.propertyIsEnumerable('1'));