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comparison test/runtime/memory/RunUnitTestsConcurrently.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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13041:04df110c8655 13053:9d8b29a0548c
1 /*
2 * Copyright (c) 2013, 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 /*
25 * @test
26 * @summary Test launches unit tests inside vm concurrently
27 * @library /testlibrary /testlibrary/whitebox
28 * @build RunUnitTestsConcurrently
29 * @run main ClassFileInstaller sun.hotspot.WhiteBox
30 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI RunUnitTestsConcurrently 30 15000
31 */
32
33 import com.oracle.java.testlibrary.*;
34 import sun.hotspot.WhiteBox;
35
36 public class RunUnitTestsConcurrently {
37
38 private static WhiteBox wb;
39 private static long timeout;
40 private static long timeStamp;
41
42 public static class Worker implements Runnable {
43 @Override
44 public void run() {
45 while (System.currentTimeMillis() - timeStamp < timeout) {
46 WhiteBox.getWhiteBox().runMemoryUnitTests();
47 }
48 }
49 }
50
51 public static void main(String[] args) throws InterruptedException {
52 if (!Platform.isDebugBuild() || !Platform.is64bit()) {
53 return;
54 }
55 wb = WhiteBox.getWhiteBox();
56 System.out.println("Starting threads");
57
58 int threads = Integer.valueOf(args[0]);
59 timeout = Long.valueOf(args[1]);
60
61 timeStamp = System.currentTimeMillis();
62
63 Thread[] threadsArray = new Thread[threads];
64 for (int i = 0; i < threads; i++) {
65 threadsArray[i] = new Thread(new Worker());
66 threadsArray[i].start();
67 }
68 for (int i = 0; i < threads; i++) {
69 threadsArray[i].join();
70 }
71
72 System.out.println("Quitting test.");
73 }
74 }