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;
  import java.util.Arrays;
  import java.util.LinkedList;
  import java.util.List;
  
  /**
   * An integration test to check the enhancements to print out version
   * information during the reactor summary output at the correct
   * positions.
   *
   * <a href="https://issues.apache.org/jira/browse/MNG-6391">MNG-6391</a>.
   *
   * @author Karl Heinz Marbaise khmarbaise@apache.org
   */
  public class MavenITmng6391PrintVersionTest
      extends AbstractMavenIntegrationTestCase
  {
  
      public MavenITmng6391PrintVersionTest()
      {
          super( "[3.6.0,)" );
      }
  
      /**
       * Check that the resulting output is
       * as expected for the root module and last
       * module in build but not for the intermediate
       * modules.
       *
       * @throws Exception in case of failure
       */
      public void testitShouldPrintVersionAtTopAndAtBottom()
          throws Exception
      {
          File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-6391-print-version" );
  
          Verifier verifier = newVerifier( testDir.getAbsolutePath(), false );
          verifier.setMavenDebug( false );
          verifier.setAutoclean( false );
  
          verifier.setLogFileName( "version-log.txt" );
          verifier.executeGoals( Arrays.asList( "clean" ) );
          verifier.verifyErrorFreeLog();
          verifier.resetStreams();
  
          List<String> loadedLines = verifier.loadLines( "version-log.txt", "UTF-8" );
          List<String> resultingLines = extractReactorBuildOrder( loadedLines );
  
          // We expecting exactly four lines as result.
          assertEquals( 5, resultingLines.size() );
  
          // We expect those lines in the following exact order.
          assertTrue( resultingLines.get( 0 ).startsWith( "[INFO] Reactor Summary for base-project 1.3.0-SNAPSHOT:" ) );
          assertTrue( resultingLines.get( 1 ).startsWith( "[INFO] base-project ....................................... SUCCESS [" ) );
          assertTrue( resultingLines.get( 2 ).startsWith( "[INFO] module-1 ........................................... SUCCESS [" ) );
          assertTrue( resultingLines.get( 3 ).startsWith( "[INFO] module-2 ........................................... SUCCESS [" ) );
          assertTrue( resultingLines.get( 4 ).startsWith( "[INFO] module-3 ........................................... SUCCESS [" ) );
  
      }
  
      /**
       * Check that the resulting output is
       * as expected for all modules in case
       * for an aggregator build.
       *
       * @throws Exception in case of failure
       */
      public void testitShouldPrintVersionInAllLines()
          throws Exception
      {
          File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-6391-print-version-aggregator" );
  
          Verifier verifier = newVerifier( testDir.getAbsolutePath(), false );
          verifier.setMavenDebug( false );
          verifier.setAutoclean( false );
  
         verifier.setLogFileName( "version-log.txt" );
         verifier.executeGoals( Arrays.asList( "clean" ) );
         verifier.verifyErrorFreeLog();
         verifier.resetStreams();
 
         List<String> loadedLines = verifier.loadLines( "version-log.txt", "UTF-8" );
         List<String> resultingLines = extractReactorBuildOrder( loadedLines );
 
         // We expecting exactly four lines as result.
         assertEquals( 5, resultingLines.size() );
 
         // We expect those lines in the following exact order.
         assertTrue( resultingLines.get( 0 ).startsWith( "[INFO] Reactor Summary:" ) );
         assertTrue( resultingLines.get( 1 ).startsWith( "[INFO] module-1 1.2.7.43.RELEASE .......................... SUCCESS [  " ) );
         assertTrue( resultingLines.get( 2 ).startsWith( "[INFO] module-2 7.5-SNAPSHOT .............................. SUCCESS [  " ) );
         assertTrue( resultingLines.get( 3 ).startsWith( "[INFO] module-3 1-RC1 ..................................... SUCCESS [  " ) );
         assertTrue( resultingLines.get( 4 ).startsWith( "[INFO] base-project 1.0.0-SNAPSHOT ........................ SUCCESS [  " ) );
 
     }
 
     /**
      * Extract the lines at the end of the Maven output:
      *
      * <pre>
      * [INFO] Reactor Summary..: XXX
      * [INFO]
      * [INFO] ...SUCCESS [  0.035 s]
      * [INFO] ...SUCCESS [  0.035 s]
      * [INFO] ...SUCCESS [  0.035 s]
      * </pre>
      */
     private List<String> extractReactorBuildOrder( List<String> loadedLines )
     {
         List<String> resultingLines = new LinkedList<String>();
         boolean start = false;
         for ( String line : loadedLines )
         {
             if ( start )
             {
                 if ( line.startsWith( "[INFO] -------------" ) )
                 {
                     start = false;
                 }
                 else if ( !line.endsWith( "[INFO] " ) )
                 {
                     resultingLines.add( line );
                 }
             }
             else
             {
                 if ( line.startsWith( "[INFO] Reactor Summary" ) )
                 {
                     start = true;
                     resultingLines.add( line );
                 }
 
             }
         }
         return resultingLines;
 
     }
 
 }