aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, 2014 Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @key nmt regression
aoqi@0:  * @bug 8005936
aoqi@0:  * @summary Make sure PrintNMTStatistics works on normal JVM exit
aoqi@0:  * @library /testlibrary /testlibrary/whitebox
aoqi@0:  * @build PrintNMTStatistics
aoqi@0:  * @run main ClassFileInstaller sun.hotspot.WhiteBox
aoqi@0:  * @run main PrintNMTStatistics
aoqi@0:  */
aoqi@0: 
aoqi@0: import com.oracle.java.testlibrary.*;
aoqi@0: 
aoqi@0: import java.util.regex.Matcher;
aoqi@0: import java.util.regex.Pattern;
aoqi@0: import sun.hotspot.WhiteBox;
aoqi@0: 
aoqi@0: public class PrintNMTStatistics {
aoqi@0: 
aoqi@0:   public static void main(String args[]) throws Exception {
aoqi@0: 
aoqi@0:     // We start a new java process running with an argument and use WB API to ensure
aoqi@0:     // we have data for NMT on VM exit
aoqi@0:     if (args.length > 0) {
aoqi@0:       // Use WB API to ensure that all data has been merged before we continue
aoqi@0:       if (!WhiteBox.getWhiteBox().NMTWaitForDataMerge()) {
aoqi@0:         throw new Exception("Call to WB API NMTWaitForDataMerge() failed");
aoqi@0:       }
aoqi@0:       return;
aoqi@0:     }
aoqi@0: 
aoqi@0:     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
aoqi@0:         "-XX:+UnlockDiagnosticVMOptions",
aoqi@0:         "-Xbootclasspath/a:.",
aoqi@0:         "-XX:+WhiteBoxAPI",
aoqi@0:         "-XX:NativeMemoryTracking=summary",
aoqi@0:         "-XX:+PrintNMTStatistics",
aoqi@0:         "PrintNMTStatistics",
aoqi@0:         "test");
aoqi@0: 
aoqi@0:     OutputAnalyzer output = new OutputAnalyzer(pb.start());
aoqi@0:     output.shouldContain("Java Heap (reserved=");
aoqi@0:     output.shouldNotContain("error");
aoqi@0:     output.shouldHaveExitValue(0);
aoqi@0:   }
aoqi@0: }