1 /*
   2  * Copyright (c) 2018, 2019, 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 jpackage no argument test
  27  * @library helpers
  28  * @build JPackageHelper
  29  * @build JPackagePath
  30  * @modules jdk.jpackage
  31  * @run main/othervm -Xmx512m JPackageNoArgTest
  32  */
  33 public class JPackageNoArgTest {
  34 
  35     private static final String RESULT1 = "Usage: jpackage <mode> <options>";
  36     private static final String[] EXPECTED =
  37             {"--help", "list of possible options"};
  38 
  39     private static void validate(String output) throws Exception {
  40         String[] result = output.split("\n");
  41         if (result.length != 2) {
  42             System.err.println(output);
  43             throw new AssertionError(
  44                     "Invalid number of lines in output: " + result.length);
  45         }
  46 
  47         if (!result[0].trim().equals(RESULT1)) {
  48             System.err.println("Expected: " + RESULT1);
  49             System.err.println("Actual: " + result[0]);
  50             throw new AssertionError("Unexpected line 1");
  51         }
  52 
  53         for (String expected : EXPECTED) {
  54             if (!result[1].contains(expected)) {
  55                 System.err.println("Expected to contain: " + expected);
  56                 System.err.println("Actual: " + result[1]);
  57                 throw new AssertionError("Unexpected line 2");
  58             }
  59         }
  60     }
  61 
  62     private static void testNoArg() throws Exception {
  63         String output = JPackageHelper.executeCLI(true, new String[0]);
  64         validate(output);
  65     }
  66 
  67     private static void testNoArgToolProvider() throws Exception {
  68         String output =
  69                 JPackageHelper.executeToolProvider(true, new String[0]);
  70         validate(output);
  71     }
  72 
  73     public static void main(String[] args) throws Exception {
  74         testNoArg();
  75         testNoArgToolProvider();
  76     }
  77 
  78 }