Wed, 05 Sep 2018 01:21:35 -0700
Added tag jdk8u192-b09 for changeset 456c0d45c43b
1 /*
2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /**
25 * JDK-8171219: Missing checks in sparse array shift() implementation
26 *
27 * @test
28 * @run
29 */
31 var a = [];
32 a[1048577] = 1;
33 a.shift();
34 a[1] = 2;
35 a.shift();
36 var ka = Object.keys(a);
37 Assert.assertTrue(ka.length === 2);
38 Assert.assertTrue(ka[0] === '0');
39 Assert.assertTrue(ka[1] === '1048575');
40 Assert.assertTrue(a.length === 1048576);
41 Assert.assertTrue(a[0] === 2);
42 Assert.assertTrue(a[1048575] = 1);
44 var b = [];
45 b[1048577] = 1;
46 b.unshift(2);
47 b.shift();
48 b[1] = 3;
49 b.shift();
50 var kb = Object.keys(b);
51 Assert.assertTrue(kb.length === 2);
52 Assert.assertTrue(kb[0] === '0');
53 Assert.assertTrue(kb[1] === '1048576');
54 Assert.assertTrue(b.length === 1048577);
55 Assert.assertTrue(b[0] === 3);
56 Assert.assertTrue(b[1048576] = 1);