1 /*
   2  * Copyright (c) 2018, 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  /*
  25  * @test
  26  * @summary jpackager no argument test
  27  * @build JPackagerHelper
  28  * @modules jdk.jpackager
  29  * @run main/othervm -Xmx512m JPackagerNoArgTest
  30  */
  31 public class JPackagerNoArgTest {
  32 
  33     private static final String RESULT1 = "Usage: jpackager <mode> <options>";
  34     private static final String RESULT2 =
  35             "Use --help for a list of possible options";
  36 
  37     private static void validate(String output) throws Exception {
  38         String[] result = output.split("\n");
  39         if (result.length != 2) {
  40             System.err.println(output);
  41             throw new AssertionError(
  42                     "Invalid number of lines in output: " + result.length);
  43         }
  44 
  45         if (!result[0].trim().equals(RESULT1)) {
  46             System.err.println("Expected: " + RESULT1);
  47             System.err.println("Actual: " + result[0]);
  48             throw new AssertionError("Unexpected line 1");
  49         }
  50 
  51         if (!result[1].trim().equals(RESULT2)) {
  52             System.err.println("Expected: " + RESULT2);
  53             System.err.println("Actual: " + result[1]);
  54             throw new AssertionError("Unexpected line 2");
  55         }
  56     }
  57 
  58     private static void testNoArg() throws Exception {
  59         String output = JPackagerHelper.executeCLI(true, new String[0]);
  60         validate(output);
  61     }
  62 
  63     private static void testNoArgToolProvider() throws Exception {
  64         String output =
  65                 JPackagerHelper.executeToolProvider(true, new String[0]);
  66         validate(output);
  67     }
  68 
  69     public static void main(String[] args) throws Exception {
  70         testNoArg();
  71         testNoArgToolProvider();
  72     }
  73 
  74 }