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 /* 25 * @test 26 * @bug 8149991 27 * @requires (sun.arch.data.model == "64") 28 * @requires vm.opt.final.UseCompressedOops == true 29 * @summary -Xlog:gc+heap+coops=info should have output from the code 30 * @library /test/lib 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * @run driver CompressedOopsTest 34 */ 35 36 import jdk.test.lib.process.OutputAnalyzer; 37 import jdk.test.lib.Platform; 38 import jdk.test.lib.process.ProcessTools; 39 40 public class CompressedOopsTest { 41 static void analyzeOutputOn(ProcessBuilder pb) throws Exception { 42 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 43 output.shouldContain("[gc,heap,coops] Heap address"); 44 output.shouldHaveExitValue(0); 45 } 46 47 static void analyzeOutputOff(ProcessBuilder pb) throws Exception { 48 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 49 output.shouldNotContain("[gc,heap,coops]"); 50 output.shouldHaveExitValue(0); 51 } 52 53 public static void main(String[] args) throws Exception { 54 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops", 55 "-Xlog:gc+heap+coops=info", 56 InnerClass.class.getName()); 57 analyzeOutputOn(pb); 58 59 pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops", 60 "-XX:+PrintCompressedOopsMode", 61 InnerClass.class.getName()); 62 analyzeOutputOn(pb); 63 64 pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops", 65 "-XX:+PrintCompressedOopsMode", 66 "-Xlog:gc+heap+coops=off", 67 InnerClass.class.getName()); 68 analyzeOutputOff(pb); 69 70 pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops", 71 "-Xlog:gc+heap+coops=info", 72 "-XX:-PrintCompressedOopsMode", 73 InnerClass.class.getName()); 74 analyzeOutputOff(pb); 75 } 76 77 public static class InnerClass { 78 public static void main(String[] args) throws Exception { 79 System.out.println("Compressed Oops (gc+heap+coops) test"); 80 } 81 } 82 }