1 package org.apache.maven.project.inheritance.t04;
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 java.io.File;
23 import java.util.Iterator;
24 import java.util.Set;
25
26 import org.apache.maven.artifact.Artifact;
27 import org.apache.maven.project.MavenProject;
28 import org.apache.maven.project.inheritance.AbstractProjectInheritanceTestCase;
29
30 /**
31 * Verifies the version of a dependency listed in a parent's
32 * dependencyManagement section is chosen over another version of the same
33 * dependency, listed transitively.
34 *
35 * @author <a href="mailto:pschneider@gmail.com">Patrick Schneider</a>
36 */
37 public class ProjectInheritanceTest
38 extends AbstractProjectInheritanceTestCase
39 {
40 // ----------------------------------------------------------------------
41 //
42 // p1 inherits from p0
43 // p0 inhertis from super model
44 //
45 // or we can show it graphically as:
46 //
47 // p1 ---> p0 --> super model
48 //
49 // p1 has a depMgmt section that specifies versions 1.0 of jars "a" & "b"
50 // jar "a" has a transitive dependency on 2.0 of jar "b", but maven should
51 // prefer to use version 1.0.
52 //
53 // ----------------------------------------------------------------------
54
55 public void testDependencyManagementOverridesTransitiveDependencyVersion()
56 throws Exception
57 {
58 File localRepo = getLocalRepositoryPath();
59 File pom0 = new File( localRepo, "p0/pom.xml" );
60 File pom0Basedir = pom0.getParentFile();
61 File pom1 = new File( pom0Basedir, "p1/pom.xml" );
62
63 // load the child project, which inherits from p0...
64 MavenProject project0 = getProjectWithDependencies( pom0 );
65 MavenProject project1 = getProjectWithDependencies( pom1 );
66
67 assertEquals( pom0Basedir, project1.getParent().getBasedir() );
68 Set set = project1.getArtifacts();
69 assertNotNull( "No artifacts", set );
70 assertTrue( "No Artifacts", set.size() > 0 );
71 assertTrue( "Set size should be 3, is " + set.size(), set.size() == 3 );
72
73 for ( Object aSet : set )
74 {
75 Artifact artifact = (Artifact) aSet;
76 System.out.println(
77 "Artifact: " + artifact.getDependencyConflictId() + " " + artifact.getVersion() + " Optional=" + (
78 artifact.isOptional()
79 ? "true"
80 : "false" ) );
81 assertTrue( "Incorrect version for " + artifact.getDependencyConflictId(),
82 artifact.getVersion().equals( "1.0" ) );
83 }
84
85 }
86 }