1 /* 2 * Copyright (c) 2014, 2015, 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 /* @test TestVerifySilently.java 25 * @key gc 26 * @bug 8032771 27 * @summary Test silent verification. 28 * @library /testlibrary 29 * @modules java.base/sun.misc 30 * java.management 31 */ 32 33 import jdk.test.lib.OutputAnalyzer; 34 import jdk.test.lib.ProcessTools; 35 import java.util.ArrayList; 36 import java.util.Collections; 37 38 class RunSystemGC { 39 public static void main(String args[]) throws Exception { 40 System.gc(); 41 } 42 } 43 44 45 public class TestVerifySilently { 46 private static String[] getTestJavaOpts() { 47 String testVmOptsStr = System.getProperty("test.java.opts"); 48 if (!testVmOptsStr.isEmpty()) { 49 return testVmOptsStr.split(" "); 50 } else { 51 return new String[] {}; 52 } 53 } 54 55 private static OutputAnalyzer runTest(boolean verifySilently) throws Exception { 56 ArrayList<String> vmOpts = new ArrayList(); 57 58 Collections.addAll(vmOpts, getTestJavaOpts()); 59 Collections.addAll(vmOpts, new String[] {"-XX:+UnlockDiagnosticVMOptions", 60 "-XX:+VerifyDuringStartup", 61 "-XX:+VerifyBeforeGC", 62 "-XX:+VerifyAfterGC", 63 (verifySilently ? "-Xlog:gc":"-Xlog:gc+verify=debug"), 64 RunSystemGC.class.getName()}); 65 ProcessBuilder pb = 66 ProcessTools.createJavaProcessBuilder(vmOpts.toArray(new String[vmOpts.size()])); 67 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 68 69 System.out.println("Output:\n" + output.getOutput()); 70 return output; 71 } 72 73 74 public static void main(String args[]) throws Exception { 75 76 OutputAnalyzer output; 77 78 output = runTest(false); 79 output.shouldContain("Verifying"); 80 output.shouldHaveExitValue(0); 81 82 output = runTest(true); 83 output.shouldNotContain("Verifying"); 84 output.shouldHaveExitValue(0); 85 } 86 }