1 /*
   2  * Copyright (c) 2005, 2016, 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  */
  23 
  24 import java.util.Arrays;
  25 
  26 import jdk.testlibrary.JDKToolLauncher;
  27 import jdk.testlibrary.OutputAnalyzer;
  28 import jdk.testlibrary.ProcessTools;
  29 
  30 /*
  31  * @test
  32  * @summary Unit test for jinfo utility
  33  *
  34  * @library /lib/testlibrary
  35  *
  36  * @build jdk.testlibrary.*
  37  * @run main BasicJInfoTest
  38  */
  39 public class BasicJInfoTest {
  40 
  41     private static ProcessBuilder processBuilder = new ProcessBuilder();
  42 
  43     public static void main(String[] args) throws Exception {
  44         testJinfoNoArgs();
  45         testJinfoFlags();
  46         testJinfoProps();
  47         testJinfoFlagInvalid();
  48     }
  49 
  50     private static void testJinfoNoArgs() throws Exception {
  51         OutputAnalyzer output = jinfo();
  52         output.shouldContain("-XX");
  53         output.shouldContain("test.jdk=");
  54         output.shouldHaveExitValue(0);
  55     }
  56 
  57     private static void testJinfoFlagInvalid() throws Exception {
  58         OutputAnalyzer output = jinfo("-flag");
  59         output.shouldHaveExitValue(1);
  60     }
  61 
  62     private static void testJinfoFlags() throws Exception {
  63         OutputAnalyzer output = jinfo("-flags");
  64         output.shouldContain("-XX");
  65         output.shouldHaveExitValue(0);
  66     }
  67 
  68     private static void testJinfoProps() throws Exception {
  69         OutputAnalyzer output = jinfo("-props");
  70         output.shouldContain("test.jdk=");
  71         output.shouldHaveExitValue(0);
  72     }
  73 
  74     private static OutputAnalyzer jinfo(String... toolArgs) throws Exception {
  75         JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK("jinfo");
  76         if (toolArgs != null) {
  77             for (String toolArg : toolArgs) {
  78                 launcher.addToolArg(toolArg);
  79             }
  80         }
  81         launcher.addToolArg(Long.toString(ProcessTools.getProcessId()));
  82 
  83         processBuilder.command(launcher.getCommand());
  84         System.out.println(Arrays.toString(processBuilder.command().toArray()).replace(",", ""));
  85         OutputAnalyzer output = ProcessTools.executeProcess(processBuilder);
  86         System.out.println(output.getOutput());
  87 
  88         return output;
  89     }
  90 
  91 }