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