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1   package org.eclipse.aether.util.graph.traverser;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   * 
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   * 
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import static org.junit.Assert.*;
23  
24  import org.eclipse.aether.RepositorySystemSession;
25  import org.eclipse.aether.artifact.DefaultArtifact;
26  import org.eclipse.aether.collection.DependencyCollectionContext;
27  import org.eclipse.aether.collection.DependencyTraverser;
28  import org.eclipse.aether.graph.Dependency;
29  import org.eclipse.aether.internal.test.util.TestFileUtils;
30  import org.eclipse.aether.internal.test.util.TestUtils;
31  import org.junit.After;
32  import org.junit.Before;
33  import org.junit.Test;
34  
35  import java.util.Collections;
36  
37  public class StaticDependencyTraverserTest
38  {
39  
40      private RepositorySystemSession session;
41      private DependencyCollectionContext context;
42  
43      @Before
44      public void setup()
45      {
46          session = TestUtils.newSession();
47          context = TestUtils.newCollectionContext( session, null, Collections.emptyList() );
48      }
49  
50      @After
51      public void teardown() throws Exception
52      {
53          if ( session.getLocalRepository() != null )
54          {
55              TestFileUtils.deleteFile( session.getLocalRepository().getBasedir() );
56          }
57          session = null;
58          context = null;
59      }
60  
61      @Test
62      public void testTraverseDependency()
63      {
64          Dependency dependency = new Dependency( new DefaultArtifact( "g:a:v:1" ), "runtime" );
65          DependencyTraverser traverser = new StaticDependencyTraverser( true );
66          assertTrue( traverser.traverseDependency( dependency ) );
67          traverser = new StaticDependencyTraverser( false );
68          assertFalse( traverser.traverseDependency( dependency ) );
69      }
70  
71      @Test
72      public void testDeriveChildTraverser()
73      {
74          DependencyTraverser traverser = new StaticDependencyTraverser( true );
75          assertSame( traverser, traverser.deriveChildTraverser( context ) );
76      }
77  
78      @Test
79      public void testEquals()
80      {
81          DependencyTraverser traverser1 = new StaticDependencyTraverser( true );
82          DependencyTraverser traverser2 = new StaticDependencyTraverser( true );
83          DependencyTraverser traverser3 = new StaticDependencyTraverser( false );
84          assertEquals( traverser1, traverser1 );
85          assertEquals( traverser1, traverser2 );
86          assertNotEquals( traverser1, traverser3 );
87          assertNotEquals( traverser1, this );
88          assertNotEquals( traverser1, null );
89      }
90  
91      @Test
92      public void testHashCode()
93      {
94          DependencyTraverser traverser1 = new StaticDependencyTraverser( true );
95          DependencyTraverser traverser2 = new StaticDependencyTraverser( true );
96          assertEquals( traverser1.hashCode(), traverser2.hashCode() );
97      }
98  
99  }