1 /*
   2  * Copyright (c) 2020, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.event.os;
  27 
  28 import java.io.File;
  29 import java.util.ArrayList;
  30 import java.util.List;
  31 import java.util.StringJoiner;
  32 
  33 import jdk.jfr.EventType;
  34 import jdk.jfr.FlightRecorder;
  35 import jdk.jfr.Recording;
  36 import jdk.jfr.consumer.RecordedEvent;
  37 import jdk.test.lib.Platform;
  38 import jdk.test.lib.jfr.EventNames;
  39 import jdk.test.lib.jfr.Events;
  40 import jdk.test.lib.process.ProcessTools;
  41 
  42 /**
  43  * @test
  44  * @key jfr
  45  * @requires vm.hasJFR
  46  * @library /test/lib
  47  * @run main/othervm jdk.jfr.event.os.TestProcessStart
  48  */
  49 public class TestProcessStart {
  50     private final static String EVENT_NAME = EventNames.ProcessStart;
  51 
  52     public static void main(String[] args) throws Throwable {
  53 
  54         try (Recording recording = new Recording()) {
  55             recording.enable(EVENT_NAME);
  56             recording.start();
  57             List<String> commandList = new ArrayList<>();
  58             if (Platform.isWindows()) {
  59                 commandList.add("dir");
  60             } else {
  61                 commandList.add("ls");
  62             }
  63             commandList.add("*.jfr");
  64             ProcessBuilder pb = new ProcessBuilder(commandList);
  65             pb.directory(new File(".").getAbsoluteFile());
  66             Process p = pb.start();
  67             StringJoiner command = new StringJoiner(" ");
  68             for (String cmd : commandList) {
  69                 command.add(cmd);
  70             }
  71             System.out.println(p.pid());
  72             System.out.println(pb.directory());
  73             System.out.println(commandList);
  74             recording.stop();
  75             List<RecordedEvent> events = Events.fromRecording(recording);
  76             Events.hasEvents(events);
  77             for (RecordedEvent event : events) {
  78                 System.out.println(event);
  79                 Events.assertField(event, "pid").equal(p.pid());
  80                 Events.assertField(event, "directory").equal(pb.directory().toString());
  81                 Events.assertField(event, "command").equal(command.toString());
  82             }
  83         }
  84     }
  85 }