Thu, 16 May 2013 12:14:19 -0700
Added tag jdk8-b90 for changeset 1ae0472ff3a0
1 /*
2 * Copyright (c) 2013, 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 */
24 /*
25 * @test
26 * @key nmt jcmd
27 * @summary Run shutdown twice
28 * @library /testlibrary
29 * @run main/othervm -XX:NativeMemoryTracking=detail ShutdownTwice
30 */
32 import com.oracle.java.testlibrary.*;
34 public class ShutdownTwice {
36 public static void main(String args[]) throws Exception {
37 // Grab my own PID
38 String pid = Integer.toString(ProcessTools.getProcessId());
39 OutputAnalyzer output;
41 ProcessBuilder pb = new ProcessBuilder();
43 // Run 'jcmd <pid> VM.native_memory shutdown'
44 pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory", "shutdown"});
45 output = new OutputAnalyzer(pb.start());
47 // Verify that jcmd reports that NMT is shutting down
48 output.shouldContain("Shutdown is in progress, it will take a few moments to completely shutdown");
50 // Run shutdown again
51 output = new OutputAnalyzer(pb.start());
53 // Verify that jcmd reports that NMT has been shutdown already
54 output.shouldContain("Native memory tracking has been shutdown by user");
55 }
56 }