core-it-suite/src/test/java/org/apache/maven/it/MavenITmng4840MavenPrerequisiteTest.java

package org.apache.maven.it;

/*
 * 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 org.apache.maven.it.Verifier;
import org.apache.maven.it.util.ResourceExtractor;

import java.io.File;

/**
 * This is a test set for <a href="https://issues.apache.org/jira/browse/MNG-4840">MNG-4840</a>.
 *
 * @author Benjamin Bentmann
 */
public class MavenITmng4840MavenPrerequisiteTest
    extends AbstractMavenIntegrationTestCase
{

    public MavenITmng4840MavenPrerequisiteTest()
    {
        super( "[2.1.0,3.0-alpha-1),[3.0.2,)" );
    }

    /**
     * Verify that builds fail straight when the current Maven version doesn't match a plugin's prerequisite.
     */
    public void testitMojoExecution()
        throws Exception
    {
        File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-4840" );

        Verifier verifier = newVerifier( new File( testDir, "test-1" ).getAbsolutePath() );
        verifier.setAutoclean( false );
        verifier.deleteDirectory( "target" );
        verifier.deleteArtifacts( "org.apache.maven.its.mng4840" );
        verifier.addCliOption( "-s" );
        verifier.addCliOption( "settings.xml" );
        verifier.filterFile( "../settings-template.xml", "settings.xml", "UTF-8", verifier.newDefaultFilterProperties() );
        try
        {
            verifier.executeGoal( "validate" );
            verifier.verifyErrorFreeLog();
            fail( "Build did not fail despite unsatisfied prerequisite of plugin on Maven version." );
        }
        catch ( Exception e )
        {
            // expected, unsolvable version conflict
        }
        finally
        {
            verifier.resetStreams();
        }
    }

    /**
     * Verify that automatic plugin version resolution automatically skips plugin versions whose prerequisite on
     * the current Maven version isn't satisfied.
     */
    public void testitPluginVersionResolution()
        throws Exception
    {
        File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-4840" );

        Verifier verifier = newVerifier( new File( testDir, "test-2" ).getAbsolutePath() );
        verifier.setAutoclean( false );
        verifier.deleteDirectory( "target" );
        verifier.deleteArtifacts( "org.apache.maven.its.mng4840" );
        verifier.addCliOption( "-s" );
        verifier.addCliOption( "settings.xml" );
        verifier.filterFile( "../settings-template.xml", "settings.xml", "UTF-8", verifier.newDefaultFilterProperties() );
        verifier.executeGoal( "org.apache.maven.its.mng4840:maven-mng4840-plugin:touch" );
        verifier.verifyErrorFreeLog();
        verifier.resetStreams();

        verifier.assertFilePresent( "target/touch-1.txt" );
        verifier.assertFileNotPresent( "target/touch-2.txt" );
    }

}