001package org.apache.maven.lifecycle.internal;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
005 * agreements. See the NOTICE file distributed with this work for additional information regarding
006 * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance with the License. You may obtain a
008 * copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software distributed under the License
013 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
014 * or implied. See the License for the specific language governing permissions and limitations under
015 * the License.
016 */
017
018import org.apache.maven.execution.MavenSession;
019import org.apache.maven.execution.ProjectDependencyGraph;
020import org.apache.maven.lifecycle.LifecycleNotFoundException;
021import org.apache.maven.lifecycle.LifecyclePhaseNotFoundException;
022import org.apache.maven.lifecycle.internal.builder.multithreaded.ConcurrencyDependencyGraph;
023import org.apache.maven.lifecycle.internal.stub.ProjectDependencyGraphStub;
024import org.apache.maven.plugin.InvalidPluginDescriptorException;
025import org.apache.maven.plugin.MojoNotFoundException;
026import org.apache.maven.plugin.PluginDescriptorParsingException;
027import org.apache.maven.plugin.PluginNotFoundException;
028import org.apache.maven.plugin.PluginResolutionException;
029import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
030import org.apache.maven.plugin.version.PluginVersionResolutionException;
031import org.apache.maven.project.MavenProject;
032
033import java.util.List;
034
035import static org.apache.maven.lifecycle.internal.stub.ProjectDependencyGraphStub.*;
036
037/**
038 * @author Kristian Rosenvold
039 */
040public class ConcurrencyDependencyGraphTest
041    extends junit.framework.TestCase
042{
043    public void testConcurrencyGraphPrimaryVersion()
044        throws InvalidPluginDescriptorException, PluginVersionResolutionException, PluginDescriptorParsingException,
045        NoPluginFoundForPrefixException, MojoNotFoundException, PluginNotFoundException, PluginResolutionException,
046        LifecyclePhaseNotFoundException, LifecycleNotFoundException
047    {
048        ProjectDependencyGraph dependencyGraph = new ProjectDependencyGraphStub();
049        final MavenSession session = ProjectDependencyGraphStub.getMavenSession();
050
051        ConcurrencyDependencyGraph graph =
052            new ConcurrencyDependencyGraph( getProjectBuildList( session ), dependencyGraph );
053
054        final List<MavenProject> projectBuilds = graph.getRootSchedulableBuilds();
055        assertEquals( 1, projectBuilds.size() );
056        assertEquals( A, projectBuilds.get( 0 ) );
057
058        final List<MavenProject> subsequent = graph.markAsFinished( A );
059        assertEquals( 2, subsequent.size() );
060        assertEquals( ProjectDependencyGraphStub.B, subsequent.get( 0 ) );
061        assertEquals( C, subsequent.get( 1 ) );
062
063        final List<MavenProject> bDescendants = graph.markAsFinished( B );
064        assertEquals( 1, bDescendants.size() );
065        assertEquals( Y, bDescendants.get( 0 ) );
066
067        final List<MavenProject> cDescendants = graph.markAsFinished( C );
068        assertEquals( 2, cDescendants.size() );
069        assertEquals( X, cDescendants.get( 0 ) );
070        assertEquals( Z, cDescendants.get( 1 ) );
071    }
072
073    public void testConcurrencyGraphDifferentCompletionOrder()
074        throws InvalidPluginDescriptorException, PluginVersionResolutionException, PluginDescriptorParsingException,
075        NoPluginFoundForPrefixException, MojoNotFoundException, PluginNotFoundException, PluginResolutionException,
076        LifecyclePhaseNotFoundException, LifecycleNotFoundException
077    {
078        ProjectDependencyGraph dependencyGraph = new ProjectDependencyGraphStub();
079        final MavenSession session = ProjectDependencyGraphStub.getMavenSession();
080        ConcurrencyDependencyGraph graph =
081            new ConcurrencyDependencyGraph( getProjectBuildList( session ), dependencyGraph );
082
083        graph.markAsFinished( A );
084        final List<MavenProject> cDescendants = graph.markAsFinished( C );
085        assertEquals( 1, cDescendants.size() );
086        assertEquals( Z, cDescendants.get( 0 ) );
087
088        final List<MavenProject> bDescendants = graph.markAsFinished( B );
089        assertEquals( 2, bDescendants.size() );
090        assertEquals( X, bDescendants.get( 0 ) );
091        assertEquals( Y, bDescendants.get( 1 ) );
092    }
093
094}