001package org.eclipse.aether.util.graph.traverser;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 * 
012 *  http://www.apache.org/licenses/LICENSE-2.0
013 * 
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import static org.junit.Assert.*;
023
024import org.eclipse.aether.RepositorySystemSession;
025import org.eclipse.aether.artifact.DefaultArtifact;
026import org.eclipse.aether.collection.DependencyCollectionContext;
027import org.eclipse.aether.collection.DependencyTraverser;
028import org.eclipse.aether.graph.Dependency;
029import org.eclipse.aether.internal.test.util.TestFileUtils;
030import org.eclipse.aether.internal.test.util.TestUtils;
031import org.junit.After;
032import org.junit.Before;
033import org.junit.Test;
034
035import java.util.Collections;
036
037public class StaticDependencyTraverserTest
038{
039
040    private RepositorySystemSession session;
041    private DependencyCollectionContext context;
042
043    @Before
044    public void setup()
045    {
046        session = TestUtils.newSession();
047        context = TestUtils.newCollectionContext( session, null, Collections.emptyList() );
048    }
049
050    @After
051    public void teardown() throws Exception
052    {
053        if ( session.getLocalRepository() != null )
054        {
055            TestFileUtils.deleteFile( session.getLocalRepository().getBasedir() );
056        }
057        session = null;
058        context = null;
059    }
060
061    @Test
062    public void testTraverseDependency()
063    {
064        Dependency dependency = new Dependency( new DefaultArtifact( "g:a:v:1" ), "runtime" );
065        DependencyTraverser traverser = new StaticDependencyTraverser( true );
066        assertTrue( traverser.traverseDependency( dependency ) );
067        traverser = new StaticDependencyTraverser( false );
068        assertFalse( traverser.traverseDependency( dependency ) );
069    }
070
071    @Test
072    public void testDeriveChildTraverser()
073    {
074        DependencyTraverser traverser = new StaticDependencyTraverser( true );
075        assertSame( traverser, traverser.deriveChildTraverser( context ) );
076    }
077
078    @Test
079    public void testEquals()
080    {
081        DependencyTraverser traverser1 = new StaticDependencyTraverser( true );
082        DependencyTraverser traverser2 = new StaticDependencyTraverser( true );
083        DependencyTraverser traverser3 = new StaticDependencyTraverser( false );
084        assertEquals( traverser1, traverser1 );
085        assertEquals( traverser1, traverser2 );
086        assertNotEquals( traverser1, traverser3 );
087        assertNotEquals( traverser1, this );
088        assertNotEquals( traverser1, null );
089    }
090
091    @Test
092    public void testHashCode()
093    {
094        DependencyTraverser traverser1 = new StaticDependencyTraverser( true );
095        DependencyTraverser traverser2 = new StaticDependencyTraverser( true );
096        assertEquals( traverser1.hashCode(), traverser2.hashCode() );
097    }
098
099}