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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.eclipse.aether.util.graph.versions;
20  
21  import org.eclipse.aether.collection.VersionFilter.VersionFilterContext;
22  import org.eclipse.aether.util.graph.version.HighestVersionFilter;
23  import org.junit.jupiter.api.Test;
24  
25  import static org.junit.jupiter.api.Assertions.*;
26  
27  public class HighestVersionFilterTest extends AbstractVersionFilterTest {
28  
29      @Test
30      void testFilterVersions() {
31          HighestVersionFilter filter = new HighestVersionFilter();
32          VersionFilterContext ctx = newContext("g:a:[1,9]", "1", "2", "3", "4", "5", "6", "7", "8", "9");
33          filter.filterVersions(ctx);
34          assertVersions(ctx, "9");
35      }
36  
37      @Test
38      void testFilterVersions3() {
39          HighestVersionFilter filter = new HighestVersionFilter(3);
40          VersionFilterContext ctx = newContext("g:a:[1,9]", "1", "2", "3", "4", "5", "6", "7", "8", "9");
41          filter.filterVersions(ctx);
42          assertVersions(ctx, "7", "8", "9");
43      }
44  
45      @Test
46      void testDeriveChildFilter() {
47          HighestVersionFilter filter = new HighestVersionFilter();
48          assertSame(filter, derive(filter, "g:a:1"));
49      }
50  
51      @SuppressWarnings("EqualsWithItself")
52      @Test
53      void testEquals() {
54          HighestVersionFilter filter = new HighestVersionFilter();
55          assertNotEquals(null, filter);
56          assertEquals(filter, filter);
57          assertEquals(filter, new HighestVersionFilter());
58      }
59  }