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annotate test/runtime/memory/StressVirtualSpaceResize.java @ 13053:9d8b29a0548c

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8027237: New tests on ReservedSpace/VirtualSpace classes Summary: Three tests added: 1) test stressing VirtualSpace by resizing it constantly 2) test running unit tests in several threads 3) test checking protected area in ReservedHeapSpace class Reviewed-by: stefank, zgu Contributed-by: aleksey.timofeev@oracle.com
author mgerdin
date Fri, 08 Nov 2013 16:48:21 +0100
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 /*
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25 * @test
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26 * @summary Stress test that expands/shrinks VirtualSpace
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27 * @library /testlibrary /testlibrary/whitebox
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28 * @build StressVirtualSpaceResize
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29 * @run main ClassFileInstaller sun.hotspot.WhiteBox
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30 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI StressVirtualSpaceResize
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31 */
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32
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33 import sun.hotspot.WhiteBox;
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34
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35 public class StressVirtualSpaceResize {
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36
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37 public static void main(String args[]) throws Exception {
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38 if (WhiteBox.getWhiteBox().stressVirtualSpaceResize(1000, 0xffffL, 0xffffL) != 0)
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39 throw new RuntimeException("Whitebox method stressVirtualSpaceResize returned non zero exit code");
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40 }
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41 }