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  */
  23 
  24 import jdk.internal.misc.Unsafe;
  25 
  26 /*
  27  * @test
  28  * @summary Test Unsafe.copySwapMemory
  29  * @modules java.base/jdk.internal.misc
  30  * @requires os.maxMemory > 8G
  31  */
  32 public class CopySwapLarge extends CopyCommon {
  33     private CopySwapLarge() {
  34     }
  35 
  36     /**
  37      * Run positive tests
  38      *
  39      * @throws RuntimeException if an error is found
  40      */
  41     private void testPositive() {
  42         testLargeCopy(true);
  43     }
  44 
  45     /**
  46      * Run all tests
  47      *
  48      * @throws RuntimeException if an error is found
  49      */
  50     private void test() {
  51         testPositive();
  52     }
  53 
  54     public static void main(String[] args) {
  55         CopySwapLarge cs = new CopySwapLarge();
  56         cs.test();
  57     }
  58 }