1 /*
   2  * Copyright (c) 2014, 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 jdk.testlibrary.Asserts;
  25 import jdk.testlibrary.OutputAnalyzer;
  26 
  27 /*
  28  * @test
  29  * @summary This test verifies jps usage and checks that appropriate error message is shown
  30  *          when running jps with illegal arguments.
  31  * @library /lib/testlibrary
  32  * @build jdk.testlibrary.* JpsHelper
  33  * @run driver TestJpsSanity
  34  */
  35 public class TestJpsSanity {
  36 
  37     public static void main(String[] args) throws Throwable {
  38         testJpsUsage();
  39         testJpsVersion();
  40         testJpsUnknownHost();
  41     }
  42 
  43     private static void testJpsUsage() throws Exception {
  44         OutputAnalyzer output = JpsHelper.jps("-?");
  45         JpsHelper.verifyOutputAgainstFile(output);
  46 
  47         output = JpsHelper.jps("-help");
  48         JpsHelper.verifyOutputAgainstFile(output);
  49     }
  50 
  51     private static void testJpsVersion() throws Exception {
  52         OutputAnalyzer output = JpsHelper.jps("-version");
  53         Asserts.assertNotEquals(output.getExitValue(), 0, "Exit code shouldn't be 0");
  54         Asserts.assertFalse(output.getStderr().isEmpty(), "Error output should not be empty");
  55         output.shouldContain("illegal argument: -version");
  56     }
  57 
  58     private static void testJpsUnknownHost() throws Exception {
  59         String invalidHostName = "Oja781nh2ev7vcvbajdg-Sda1-C";
  60         OutputAnalyzer output = JpsHelper.jps(invalidHostName);
  61         Asserts.assertNotEquals(output.getExitValue(), 0, "Exit code shouldn't be 0");
  62         Asserts.assertFalse(output.getStderr().isEmpty(), "Error output should not be empty");
  63         output.shouldContain("Unknown host: " + invalidHostName);
  64     }
  65 
  66 }