001package org.apache.maven.repository.legacy.resolver.conflict; 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 org.apache.maven.artifact.Artifact; 023import org.apache.maven.artifact.factory.ArtifactFactory; 024import org.apache.maven.artifact.resolver.ResolutionNode; 025import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException; 026import org.apache.maven.artifact.versioning.VersionRange; 027import org.apache.maven.repository.legacy.resolver.conflict.ConflictResolver; 028import org.codehaus.plexus.PlexusTestCase; 029 030/** 031 * Provides a basis for testing conflict resolvers. 032 * 033 * @author <a href="mailto:markhobson@gmail.com">Mark Hobson</a> 034 */ 035public abstract class AbstractConflictResolverTest 036 extends PlexusTestCase 037{ 038 // constants -------------------------------------------------------------- 039 040 private static final String GROUP_ID = "test"; 041 042 // fields ----------------------------------------------------------------- 043 044 protected Artifact a1; 045 046 protected Artifact a2; 047 048 protected Artifact b1; 049 050 private final String roleHint; 051 052 private ArtifactFactory artifactFactory; 053 054 private ConflictResolver conflictResolver; 055 056 // constructors ----------------------------------------------------------- 057 058 public AbstractConflictResolverTest( String roleHint ) 059 throws Exception 060 { 061 this.roleHint = roleHint; 062 } 063 064 // TestCase methods ------------------------------------------------------- 065 066 /* 067 * @see junit.framework.TestCase#setUp() 068 */ 069 protected void setUp() throws Exception 070 { 071 super.setUp(); 072 073 artifactFactory = (ArtifactFactory) lookup( ArtifactFactory.ROLE ); 074 conflictResolver = (ConflictResolver) lookup( ConflictResolver.ROLE, roleHint ); 075 076 a1 = createArtifact( "a", "1.0" ); 077 a2 = createArtifact( "a", "2.0" ); 078 b1 = createArtifact( "b", "1.0" ); 079 } 080 081 /* 082 * @see org.codehaus.plexus.PlexusTestCase#tearDown() 083 */ 084 protected void tearDown() throws Exception 085 { 086 a1 = null; 087 a2 = null; 088 b1 = null; 089 090 artifactFactory = null; 091 conflictResolver = null; 092 093 super.tearDown(); 094 } 095 096 // protected methods ------------------------------------------------------ 097 098 protected ConflictResolver getConflictResolver() 099 { 100 return conflictResolver; 101 } 102 103 protected void assertResolveConflict( ResolutionNode expectedNode, ResolutionNode actualNode1, ResolutionNode actualNode2 ) 104 { 105 ResolutionNode resolvedNode = getConflictResolver().resolveConflict( actualNode1, actualNode2 ); 106 107 assertNotNull( "Expected resolvable", resolvedNode ); 108 assertEquals( "Resolution node", expectedNode, resolvedNode ); 109 } 110 111 protected void assertUnresolvableConflict( ResolutionNode actualNode1, ResolutionNode actualNode2 ) 112 { 113 ResolutionNode resolvedNode = getConflictResolver().resolveConflict( actualNode1, actualNode2 ); 114 115 assertNull( "Expected unresolvable", resolvedNode ); 116 } 117 118 protected Artifact createArtifact( String id, String version ) throws InvalidVersionSpecificationException 119 { 120 return createArtifact( id, version, Artifact.SCOPE_COMPILE ); 121 } 122 123 protected Artifact createArtifact( String id, String version, boolean optional ) 124 throws InvalidVersionSpecificationException 125 { 126 return createArtifact( id, version, Artifact.SCOPE_COMPILE, null, optional ); 127 } 128 129 protected Artifact createArtifact( String id, String version, String scope ) 130 throws InvalidVersionSpecificationException 131 { 132 return createArtifact( id, version, scope, null, false ); 133 } 134 135 protected Artifact createArtifact( String id, String version, String scope, String inheritedScope, boolean optional ) 136 throws InvalidVersionSpecificationException 137 { 138 VersionRange versionRange = VersionRange.createFromVersionSpec( version ); 139 140 return artifactFactory.createDependencyArtifact( GROUP_ID, id, versionRange, "jar", null, scope, 141 inheritedScope, optional ); 142 } 143}