maven-core/src/test/java/org/apache/maven/lifecycle/internal/LifecycleModuleBuilderTest.java

package org.apache.maven.lifecycle.internal;

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License. You may obtain a
 * copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

import javax.inject.Inject;

import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.apache.maven.execution.AbstractExecutionListener;
import org.apache.maven.execution.DefaultMavenExecutionRequest;
import org.apache.maven.execution.DefaultMavenExecutionResult;
import org.apache.maven.execution.MavenExecutionRequest;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.lifecycle.LifecycleExecutionException;
import org.apache.maven.lifecycle.internal.stub.MojoExecutorStub;
import org.apache.maven.lifecycle.internal.stub.ProjectDependencyGraphStub;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.PlexusContainer;
import org.codehaus.plexus.testing.PlexusTest;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;

@PlexusTest
public class LifecycleModuleBuilderTest
{
    @Inject
    PlexusContainer container;

    @Test
    public void testCurrentProject() throws Exception
    {
        List<MavenProject> currentProjects = new ArrayList<>();
        MojoExecutorStub mojoExecutor = new MojoExecutorStub()
        {
            @Override
            public void execute( MavenSession session, List<MojoExecution> mojoExecutions, ProjectIndex projectIndex )
                    throws LifecycleExecutionException
            {
                super.execute( session, mojoExecutions, projectIndex );
                currentProjects.add( session.getCurrentProject() );
            }
        };

        final DefaultMavenExecutionResult defaultMavenExecutionResult = new DefaultMavenExecutionResult();
        MavenExecutionRequest mavenExecutionRequest = new DefaultMavenExecutionRequest();
        mavenExecutionRequest.setExecutionListener( new AbstractExecutionListener() );
        mavenExecutionRequest.setGoals( Arrays.asList( "clean" ) );
        final MavenSession session = new MavenSession( null, null, mavenExecutionRequest, defaultMavenExecutionResult );
        final ProjectDependencyGraphStub dependencyGraphStub = new ProjectDependencyGraphStub();
        session.setProjectDependencyGraph( dependencyGraphStub );
        session.setProjects( dependencyGraphStub.getSortedProjects() );

        LifecycleModuleBuilder moduleBuilder = container.lookup( LifecycleModuleBuilder.class );
        set( moduleBuilder, "mojoExecutor", mojoExecutor );

        LifecycleStarter ls = container.lookup( LifecycleStarter.class );
        ls.execute( session );

        assertNull( session.getCurrentProject() );
        assertEquals( Arrays.asList( ProjectDependencyGraphStub.A, ProjectDependencyGraphStub.B, ProjectDependencyGraphStub.C,
                ProjectDependencyGraphStub.X, ProjectDependencyGraphStub.Y, ProjectDependencyGraphStub.Z ), currentProjects );
    }

    static void set( Object obj, String field, Object v ) throws NoSuchFieldException, IllegalAccessException
    {
        Field f = obj.getClass().getDeclaredField( field );
        f.setAccessible( true );
        f.set( obj, v );
    }

}