hannesw@2017: /*
hannesw@2017:  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
hannesw@2017:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
hannesw@2017:  * 
hannesw@2017:  * This code is free software; you can redistribute it and/or modify it
hannesw@2017:  * under the terms of the GNU General Public License version 2 only, as
hannesw@2017:  * published by the Free Software Foundation.
hannesw@2017:  * 
hannesw@2017:  * This code is distributed in the hope that it will be useful, but WITHOUT
hannesw@2017:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
hannesw@2017:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
hannesw@2017:  * version 2 for more details (a copy is included in the LICENSE file that
hannesw@2017:  * accompanied this code).
hannesw@2017:  * 
hannesw@2017:  * You should have received a copy of the GNU General Public License version
hannesw@2017:  * 2 along with this work; if not, write to the Free Software Foundation,
hannesw@2017:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
hannesw@2017:  * 
hannesw@2017:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
hannesw@2017:  * or visit www.oracle.com if you need additional information or have any
hannesw@2017:  * questions.
hannesw@2017:  */
hannesw@2017: 
hannesw@2017: /**
hannesw@2017:  * JDK-8171219: Missing checks in sparse array shift() implementation
hannesw@2017:  *
hannesw@2017:  * @test
hannesw@2017:  * @run
hannesw@2017:  */
hannesw@2017: 
hannesw@2017: var a = [];
hannesw@2017: a[1048577] = 1;
hannesw@2017: a.shift();
hannesw@2017: a[1] = 2;
hannesw@2017: a.shift();
hannesw@2017: var ka = Object.keys(a);
hannesw@2017: Assert.assertTrue(ka.length === 2);
hannesw@2017: Assert.assertTrue(ka[0] === '0');
hannesw@2017: Assert.assertTrue(ka[1] === '1048575');
hannesw@2017: Assert.assertTrue(a.length === 1048576);
hannesw@2017: Assert.assertTrue(a[0] === 2);
hannesw@2017: Assert.assertTrue(a[1048575] = 1);
hannesw@2017: 
hannesw@2017: var b = [];
hannesw@2017: b[1048577] = 1;
hannesw@2017: b.unshift(2);
hannesw@2017: b.shift();
hannesw@2017: b[1] = 3;
hannesw@2017: b.shift();
hannesw@2017: var kb = Object.keys(b);
hannesw@2017: Assert.assertTrue(kb.length === 2);
hannesw@2017: Assert.assertTrue(kb[0] === '0');
hannesw@2017: Assert.assertTrue(kb[1] === '1048576');
hannesw@2017: Assert.assertTrue(b.length === 1048577);
hannesw@2017: Assert.assertTrue(b[0] === 3);
hannesw@2017: Assert.assertTrue(b[1048576] = 1);
hannesw@2017: