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.

     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 package jdk.incubator.jpackage.internal;

    24 

    25 import java.util.ArrayList;

    26 import java.util.List;

    27 import java.util.function.Function;

    28 import org.junit.Test;

    29 import org.junit.runner.RunWith;

    30 import org.junit.runners.Parameterized;

    31 import org.junit.runners.Parameterized.Parameters;

    32 import static org.junit.Assert.*;

    33 

    34 @RunWith(Parameterized.class)

    35 public class CompareDottedVersionTest {

    36 

    37     public CompareDottedVersionTest(boolean greedy, String version1,

    38             String version2, int result) {

    39         this.version1 = version1;

    40         this.version2 = version2;

    41         this.expectedResult = result;

    42 

    43         if (greedy) {

    44             createTestee = DottedVersion::greedy;

    45         } else {

    46             createTestee = DottedVersion::lazy;

    47         }

    48     }

    49 

    50     @Parameters

    51     public static List<Object[]> data() {

    52         List<Object[]> data = new ArrayList<>();

    53         for (var greedy : List.of(true, false)) {

    54             data.addAll(List.of(new Object[][] {

    55                 { greedy, "00.0.0", "0", 0 },

    56                 { greedy, "0.035", "0.0035", 0 },

    57                 { greedy, "1", "1", 0 },

    58                 { greedy, "2", "2.0", 0 },

    59                 { greedy, "2.00", "2.0", 0 },

    60                 { greedy, "1.2.3.4", "1.2.3.4.5", -1 },

    61                 { greedy, "34", "33", 1 },

    62                 { greedy, "34.0.78", "34.1.78", -1 }

    63             }));

    64         }

    65 

    66         data.addAll(List.of(new Object[][] {

    67             { false, "", "1", -1 },

    68             { false, "1.2.4-R4", "1.2.4-R5", 0 },

    69             { false, "1.2.4.-R4", "1.2.4.R5", 0 },

    70             { false, "7+1", "7+4", 0 },

    71             { false, "2+14", "2-14", 0 },

    72             { false, "23.4.RC4", "23.3.RC10", 1 },

    73             { false, "77.0", "77.99999999999999999999999999999999999999999999999", 0 },

    74         }));

    75 

    76         return data;

    77     }

    78 

    79     @Test

    80     public void testIt() {

    81         int actualResult = compare(version1, version2);

    82         assertEquals(expectedResult, actualResult);

    83 

    84         int actualNegateResult = compare(version2, version1);

    85         assertEquals(actualResult, -1 * actualNegateResult);

    86     }

    87 

    88     private int compare(String x, String y) {

    89         int result = createTestee.apply(x).compareTo(y);

    90 

    91         if (result < 0) {

    92             return -1;

    93         }

    94 

    95         if (result > 0) {

    96             return 1;

    97         }

    98 

    99         return 0;

   100     }

   101 

   102     private final String version1;

   103     private final String version2;

   104     private final int expectedResult;

   105     private final Function<String, DottedVersion> createTestee;

   106 }