001    package org.apache.maven.project.inheritance.t09;
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    import java.io.File;
022    import java.util.Map;
023    
024    import org.apache.maven.project.MavenProject;
025    import org.apache.maven.project.inheritance.AbstractProjectInheritanceTestCase;
026    
027    /**
028     * Verifies exclusions listed in dependencyManagement are valid for
029     * transitive dependencies.
030     *
031     * @author <a href="mailto:pschneider@gmail.com">Patrick Schneider</a>
032     */
033    public class ProjectInheritanceTest
034        extends AbstractProjectInheritanceTestCase
035    {
036        // ----------------------------------------------------------------------
037        //
038        // p1 inherits from p0
039        // p0 inhertis from super model
040        //
041        // or we can show it graphically as:
042        //
043        // p1 ---> p0 --> super model
044            //
045        // ----------------------------------------------------------------------
046    
047        /**
048         * How the test project is set up:
049         *
050         * 1. dependencyManagement lists dependencies on a & b,
051         *    with an exclusion on c in b.
052         * 2. the child project lists a dependency on project a only
053         * 3. a depends on b (which is transitive to the child project),
054         *    and b depends on c.
055         *
056         * We should see that the resulting size of collected artifacts is two:
057         * a & b only.
058         */
059        public void testDependencyManagementExclusionsExcludeTransitively()
060            throws Exception
061        {
062            File localRepo = getLocalRepositoryPath();
063    
064            File pom0 = new File( localRepo, "p0/pom.xml" );
065            File pom0Basedir = pom0.getParentFile();
066            File pom1 = new File( pom0Basedir, "p1/pom.xml" );
067    
068            // load the child project, which inherits from p0...
069            MavenProject project0 = getProjectWithDependencies( pom0 );
070            MavenProject project1 = getProjectWithDependencies( pom1 );
071    
072            assertNotNull("Parent is null", project1.getParent());
073            assertEquals( pom0Basedir, project1.getParent().getBasedir() );
074            Map map = project1.getArtifactMap();
075    
076            assertNotNull("No artifacts", map);
077            assertTrue("No Artifacts", map.size() > 0);
078            assertTrue("Set size should be 2, is " + map.size(), map.size() == 2);
079    
080            assertTrue("maven-test:t09-a is not in the project", map.containsKey( "maven-test:t09-a" ));
081            assertTrue("maven-test:t09-b is not in the project", map.containsKey( "maven-test:t09-b" ));
082            assertFalse("maven-test:t09-c is in the project", map.containsKey( "maven-test:t09-c" ));
083        }
084    
085        /**
086         * Setup exactly the same as the above test, except that the child project
087         * now depends upon d, which has a transitive dependency on c.  Even though
088         * we did list an exclusion on c, it was only from within the context of
089         * project b.  We will pick up project c in this case because no
090         * restrictions were placed on d.  This demonstrates that a, b, c, & d will
091         * all be collected.
092         *
093         * @throws Exception
094         */
095        public void testDependencyManagementExclusionDoesNotOverrideGloballyForTransitives()
096            throws Exception
097        {
098            File localRepo = getLocalRepositoryPath();
099    
100            File pom0 = new File( localRepo, "p0/pom.xml" );
101            File pom0Basedir = pom0.getParentFile();
102            File pom2 = new File( pom0Basedir, "p2/pom.xml" );
103    
104            // load the child project, which inherits from p0...
105            MavenProject project0 = getProjectWithDependencies( pom0 );
106            MavenProject project2 = getProjectWithDependencies( pom2 );
107    
108            assertEquals( pom0Basedir, project2.getParent().getBasedir() );
109            Map map = project2.getArtifactMap();
110            assertNotNull( "No artifacts", map );
111            assertTrue( "No Artifacts", map.size() > 0 );
112            assertTrue( "Set size should be 4, is " + map.size(), map.size() == 4 );
113    
114            assertTrue( "maven-test:t09-a is not in the project", map.containsKey( "maven-test:t09-a" ) );
115            assertTrue( "maven-test:t09-b is not in the project", map.containsKey( "maven-test:t09-b" ) );
116            assertTrue( "maven-test:t09-c is not in the project", map.containsKey( "maven-test:t09-c" ) );
117            assertTrue( "maven-test:t09-d is not in the project", map.containsKey( "maven-test:t09-d" ) );
118        }
119    }