1 /*
   2  * Copyright (c) 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.  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 package jdk.incubator.jpackage.internal;
  26 
  27 import java.nio.file.Path;
  28 import static org.hamcrest.CoreMatchers.is;
  29 import static org.hamcrest.CoreMatchers.not;
  30 import static org.junit.Assert.*;
  31 import org.junit.Test;
  32 
  33 
  34 public class ToolValidatorTest {
  35 
  36     @Test
  37     public void testAvailable() {
  38         assertNull(new ToolValidator(TOOL_JAVA).validate());
  39     }
  40 
  41     @Test
  42     public void testNotAvailable() {
  43         assertValidationFailure(new ToolValidator(TOOL_UNKNOWN).validate(), true);
  44     }
  45 
  46     @Test
  47     public void testVersionParserUsage() {
  48         // Without minimal version configured, version parser should not be used
  49         new ToolValidator(TOOL_JAVA).setVersionParser(unused -> {
  50             throw new RuntimeException();
  51         }).validate();
  52 
  53         // Minimal version is 1, actual is 10. Should be OK.
  54         assertNull(new ToolValidator(TOOL_JAVA).setMinimalVersion(
  55                 new DottedVersion("1")).setVersionParser(unused -> "10").validate());
  56 
  57         // Minimal version is 5, actual is 4.99.37. Error expected.
  58         assertValidationFailure(new ToolValidator(TOOL_JAVA).setMinimalVersion(
  59                 new DottedVersion("5")).setVersionParser(unused -> "4.99.37").validate(),
  60                 false);
  61 
  62         // Minimal version is 8, actual is 10, lexicographical comparison is used. Error expected.
  63         assertValidationFailure(new ToolValidator(TOOL_JAVA).setMinimalVersion(
  64                 "8").setVersionParser(unused -> "10").validate(), false);
  65 
  66         // Minimal version is 8, actual is 10, Use DottedVersion class for comparison. Should be OK.
  67         assertNull(new ToolValidator(TOOL_JAVA).setMinimalVersion(
  68                 new DottedVersion("8")).setVersionParser(unused -> "10").validate());
  69     }
  70 
  71     private static void assertValidationFailure(ConfigException v,
  72             boolean withCause) {
  73         assertNotNull(v);
  74         assertThat("", is(not(v.getMessage().strip())));
  75         assertThat("", is(not(v.advice.strip())));
  76         if (withCause) {
  77             assertNotNull(v.getCause());
  78         } else {
  79             assertNull(v.getCause());
  80         }
  81     }
  82 
  83     private final static String TOOL_JAVA;
  84     private final static String TOOL_UNKNOWN = Path.of(System.getProperty(
  85             "java.home"), "bin").toString();
  86 
  87     static {
  88         String fname = "java";
  89         if (Platform.isWindows()) {
  90             fname = fname + ".exe";
  91         }
  92         TOOL_JAVA = Path.of(System.getProperty("java.home"), "bin", fname).toString();
  93     }
  94 }