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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.internal.impl.synccontext.named;
20  
21  import java.util.Collection;
22  import java.util.Iterator;
23  
24  import org.eclipse.aether.artifact.DefaultArtifact;
25  import org.eclipse.aether.metadata.DefaultMetadata;
26  import org.eclipse.aether.metadata.Metadata;
27  import org.eclipse.aether.named.NamedLockKey;
28  import org.junit.jupiter.api.Test;
29  
30  import static java.util.Collections.emptyList;
31  import static java.util.Collections.singletonList;
32  import static org.junit.jupiter.api.Assertions.*;
33  
34  public class HashingNameMapperTest extends NameMapperTestSupport {
35      HashingNameMapper mapper = new HashingNameMapper(GAVNameMapper.gav());
36  
37      @Test
38      void nullsAndEmptyInputs() {
39          Collection<NamedLockKey> names;
40  
41          names = mapper.nameLocks(session, null, null);
42          assertTrue(names.isEmpty());
43  
44          names = mapper.nameLocks(session, null, emptyList());
45          assertTrue(names.isEmpty());
46  
47          names = mapper.nameLocks(session, emptyList(), null);
48          assertTrue(names.isEmpty());
49  
50          names = mapper.nameLocks(session, emptyList(), emptyList());
51          assertTrue(names.isEmpty());
52      }
53  
54      @Test
55      void singleArtifact_depth0() {
56          configProperties.put("aether.syncContext.named.hashing.depth", "0");
57          DefaultArtifact artifact = new DefaultArtifact("group:artifact:1.0");
58          Collection<NamedLockKey> names = mapper.nameLocks(session, singletonList(artifact), null);
59          assertEquals(names.size(), 1);
60          assertEquals(names.iterator().next().name(), "46e98183d232f1e16f863025080c7f2b9797fd10");
61      }
62  
63      @Test
64      void singleMetadata_depth0() {
65          configProperties.put("aether.syncContext.named.hashing.depth", "0");
66          DefaultMetadata metadata =
67                  new DefaultMetadata("group", "artifact", "maven-metadata.xml", Metadata.Nature.RELEASE_OR_SNAPSHOT);
68          Collection<NamedLockKey> names = mapper.nameLocks(session, null, singletonList(metadata));
69          assertEquals(names.size(), 1);
70          assertEquals(names.iterator().next().name(), "293b3990971f4b4b02b220620d2538eaac5f221b");
71      }
72  
73      @Test
74      void oneAndOne_depth0() {
75          configProperties.put("aether.syncContext.named.hashing.depth", "0");
76          DefaultArtifact artifact = new DefaultArtifact("agroup:artifact:1.0");
77          DefaultMetadata metadata =
78                  new DefaultMetadata("bgroup", "artifact", "maven-metadata.xml", Metadata.Nature.RELEASE_OR_SNAPSHOT);
79          Collection<NamedLockKey> names = mapper.nameLocks(session, singletonList(artifact), singletonList(metadata));
80  
81          assertEquals(names.size(), 2);
82          Iterator<NamedLockKey> namesIterator = names.iterator();
83  
84          // they are sorted as well
85          assertEquals(namesIterator.next().name(), "d36504431d00d1c6e4d1c34258f2bf0a004de085");
86          assertEquals(namesIterator.next().name(), "fbcebba60d7eb931eca634f6ca494a8a1701b638");
87      }
88  
89      @Test
90      void singleArtifact_depth2() {
91          configProperties.put("aether.syncContext.named.hashing.depth", "2");
92          DefaultArtifact artifact = new DefaultArtifact("group:artifact:1.0");
93          Collection<NamedLockKey> names = mapper.nameLocks(session, singletonList(artifact), null);
94  
95          assertEquals(names.size(), 1);
96          assertEquals(names.iterator().next().name(), "46/e9/46e98183d232f1e16f863025080c7f2b9797fd10");
97      }
98  
99      @Test
100     void singleMetadata_depth2() {
101         configProperties.put("aether.syncContext.named.hashing.depth", "2");
102         DefaultMetadata metadata =
103                 new DefaultMetadata("group", "artifact", "maven-metadata.xml", Metadata.Nature.RELEASE_OR_SNAPSHOT);
104         Collection<NamedLockKey> names = mapper.nameLocks(session, null, singletonList(metadata));
105 
106         assertEquals(names.size(), 1);
107         assertEquals(names.iterator().next().name(), "29/3b/293b3990971f4b4b02b220620d2538eaac5f221b");
108     }
109 
110     @Test
111     void oneAndOne_depth2() {
112         configProperties.put("aether.syncContext.named.hashing.depth", "2");
113         DefaultArtifact artifact = new DefaultArtifact("agroup:artifact:1.0");
114         DefaultMetadata metadata =
115                 new DefaultMetadata("bgroup", "artifact", "maven-metadata.xml", Metadata.Nature.RELEASE_OR_SNAPSHOT);
116         Collection<NamedLockKey> names = mapper.nameLocks(session, singletonList(artifact), singletonList(metadata));
117 
118         assertEquals(names.size(), 2);
119         Iterator<NamedLockKey> namesIterator = names.iterator();
120 
121         // they are sorted as well
122         assertEquals(namesIterator.next().name(), "d3/65/d36504431d00d1c6e4d1c34258f2bf0a004de085");
123         assertEquals(namesIterator.next().name(), "fb/ce/fbcebba60d7eb931eca634f6ca494a8a1701b638");
124     }
125 }