core-it-suite/src/test/java/org/apache/maven/it/MavenITmng4660ResumeFromTest.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.util.ResourceExtractor;

import java.io.File;

/**
 * This is a test case for <a href="https://issues.apache.org/jira/browse/MNG-4660">MNG-4660</a>.
 *
 * @author Maarten Mulders
 * @author Martin Kanters
 */
public class MavenITmng4660ResumeFromTest extends AbstractMavenIntegrationTestCase {
    public MavenITmng4660ResumeFromTest()
    {
        super( "[4.0.0-alpha-1,)" );
    }

    /**
     * Test that the --resume-from flag resolves dependencies inside the same Maven project
     * without having them installed first.
     * This test case uses the target/classes directory of module-a, for the situation where
     * module-a has not been packaged.
     */
    public void testShouldResolveOutputDirectoryFromEarlierBuild() throws Exception
    {
        final File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-4660-resume-from" );

        final Verifier verifier1 = newVerifier( testDir.getAbsolutePath() );
        verifier1.deleteDirectory( "target" );
        verifier1.deleteArtifacts( "org.apache.maven.its.mng4660" );

        try
        {
            verifier1.executeGoal( "test" ); // The test goal will not create a packaged artifact
            fail( "Expected this invocation to fail" ); // See TestCase.java
        }
        catch ( final VerificationException ve )
        {
            verifier1.verifyTextInLog( "Deliberately fail test case" );
        }
        finally
        {
            verifier1.resetStreams();
        }

        final Verifier verifier2 = newVerifier( testDir.getAbsolutePath() );
        verifier2.setAutoclean( false );
        verifier2.addCliOption( "--resume-from" );
        verifier2.addCliOption( ":module-b" );
        verifier2.executeGoal( "compile" ); // to prevent the unit test from failing (again)

        verifier2.verifyErrorFreeLog();
        verifier2.resetStreams();
    }

    /**
     * Test that the --resume-from flag resolves dependencies inside the same Maven project
     * without having them installed first.
     * This test case uses the packaged artifact of module-a.
     */
    public void testShouldResolvePackagedArtifactFromEarlierBuild() throws Exception
    {
        final File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-4660-resume-from" );

        final Verifier verifier1 = newVerifier( testDir.getAbsolutePath() );
        verifier1.deleteDirectory( "target" );
        verifier1.deleteArtifacts( "org.apache.maven.its.mng4660" );

        try
        {
            verifier1.executeGoal( "verify" ); // The verify goal will create a packaged artifact
            fail( "Expected this invocation to fail" ); // See TestCase.java
        }
        catch ( final VerificationException ve )
        {
            verifier1.verifyTextInLog( "Deliberately fail test case" );
        }
        finally
        {
            verifier1.resetStreams();
        }

        final Verifier verifier2 = newVerifier( testDir.getAbsolutePath() );
        verifier2.setAutoclean( false );
        verifier2.addCliOption( "--resume-from" );
        verifier2.addCliOption( ":module-b" );
        verifier2.executeGoal( "compile" ); // to prevent the unit test from failing (again)

        verifier2.verifyErrorFreeLog();
        verifier2.resetStreams();
    }
}