/* * Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * @test * @bug 8193184 * @summary Check class counters in summary report * @library /test/lib * @modules java.base/jdk.internal.misc * java.management * @run main/othervm -Xbootclasspath/a:. -XX:NativeMemoryTracking=summary JcmdSummaryClass */ import jdk.test.lib.process.ProcessTools; import jdk.test.lib.process.OutputAnalyzer; import jdk.test.lib.JDKToolFinder; import java.util.regex.*; public class JcmdSummaryClass { public static void main(String args[]) throws Exception { ProcessBuilder pb = new ProcessBuilder(); OutputAnalyzer output; // Grab my own PID String pid = Long.toString(ProcessTools.getProcessId()); // Run 'jcmd VM.native_memory baseline=true' pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory"}); output = new OutputAnalyzer(pb.start()); String classes_line = "classes #\\d+"; String instance_array_classes_line = "instance classes #\\d+, array classes #\\d+"; output.shouldMatch(classes_line); output.shouldMatch(instance_array_classes_line); } }