1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/runtime/NMT/JcmdWithNMTDisabled.java Sat Feb 02 16:34:10 2013 +0100 1.3 @@ -0,0 +1,63 @@ 1.4 +/* 1.5 + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @key nmt jcmd 1.30 + * @summary Verify that jcmd correctly reports that NMT is not enabled 1.31 + * @library /testlibrary 1.32 + * First run without enabling NMT 1.33 + * @run main/othervm JcmdWithNMTDisabled 1.34 + * Then run with explicitly disabling NMT, should not be any difference 1.35 + * @run main/othervm -XX:NativeMemoryTracking=off JcmdWithNMTDisabled 1.36 + */ 1.37 + 1.38 +import com.oracle.java.testlibrary.*; 1.39 + 1.40 +public class JcmdWithNMTDisabled { 1.41 + static ProcessBuilder pb = new ProcessBuilder(); 1.42 + static String pid; 1.43 + 1.44 + public static void main(String args[]) throws Exception { 1.45 + // Grab my own PID 1.46 + pid = Integer.toString(ProcessTools.getProcessId()); 1.47 + 1.48 + jcmdCommand("summary"); 1.49 + jcmdCommand("detail"); 1.50 + jcmdCommand("baseline"); 1.51 + jcmdCommand("summary.diff"); 1.52 + jcmdCommand("detail.diff"); 1.53 + jcmdCommand("scale=GB"); 1.54 + jcmdCommand("shutdown"); 1.55 + } 1.56 + 1.57 + // Helper method for invoking different jcmd calls, all should fail with the same message saying NMT is not enabled 1.58 + public static void jcmdCommand(String command) throws Exception { 1.59 + 1.60 + pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory", command}); 1.61 + OutputAnalyzer output = new OutputAnalyzer(pb.start()); 1.62 + 1.63 + // Verify that jcmd reports that NMT is not enabled 1.64 + output.shouldContain("Native memory tracking is not enabled"); 1.65 + } 1.66 +}