1 /* 2 * Copyright (c) 2013, 2014, 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 /../../test/lib 28 * @build RunUnitTestsConcurrently 29 * @run main ClassFileInstaller sun.hotspot.WhiteBox 30 * sun.hotspot.WhiteBox$WhiteBoxPermission 31 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI RunUnitTestsConcurrently 30 15000 32 */ 33 34 import com.oracle.java.testlibrary.*; 35 import sun.hotspot.WhiteBox; 36 37 public class RunUnitTestsConcurrently { 38 39 private static WhiteBox wb; 40 private static long timeout; 41 private static long timeStamp; 42 43 public static class Worker implements Runnable { 44 @Override 45 public void run() { 46 while (System.currentTimeMillis() - timeStamp < timeout) { 47 WhiteBox.getWhiteBox().runMemoryUnitTests(); 48 } 49 } 50 } 51 52 public static void main(String[] args) throws InterruptedException { 53 if (!Platform.isDebugBuild() || !Platform.is64bit()) { 54 return; 55 } 56 wb = WhiteBox.getWhiteBox(); 57 System.out.println("Starting threads"); 58 59 int threads = Integer.valueOf(args[0]); 60 timeout = Long.valueOf(args[1]); 61 62 timeStamp = System.currentTimeMillis(); 63 64 Thread[] threadsArray = new Thread[threads]; 65 for (int i = 0; i < threads; i++) { 66 threadsArray[i] = new Thread(new Worker()); 67 threadsArray[i].start(); 68 } 69 for (int i = 0; i < threads; i++) { 70 threadsArray[i].join(); 71 } 72 73 System.out.println("Quitting test."); 74 } 75 }