package org.apache.maven.index.updater;
   
   /*
    * 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 java.io.File;
  import java.io.IOException;
  import java.util.ArrayList;
  
  import org.apache.lucene.search.IndexSearcher;
  import org.apache.lucene.search.Query;
  import org.apache.maven.index.AbstractIndexCreatorHelper;
  import org.apache.maven.index.ArtifactContext;
  import org.apache.maven.index.ArtifactInfo;
  import org.apache.maven.index.IteratorSearchRequest;
  import org.apache.maven.index.IteratorSearchResponse;
  import org.apache.maven.index.MAVEN;
  import org.apache.maven.index.NexusIndexer;
  import org.apache.maven.index.SearchType;
  import org.apache.maven.index.artifact.Gav;
  import org.apache.maven.index.context.IndexingContext;
  import org.apache.maven.index.packer.IndexPacker;
  import org.apache.maven.index.packer.IndexPackingRequest;
  import org.codehaus.plexus.util.FileUtils;
  
  import static org.junit.Assert.assertEquals;
  
  public abstract class AbstractIndexUpdaterTest
      extends AbstractIndexCreatorHelper
  {
      File testBasedir;
  
      File repoDir;
  
      File indexDir;
  
      String repositoryId = "test";
  
      String repositoryUrl = "http://repo1.maven.org/maven2/";
  
      NexusIndexer indexer;
  
      IndexUpdater updater;
  
      IndexPacker packer;
  
      IndexingContext context;
  
      @Override
      public void setUp()
          throws Exception
      {
          super.setUp();
  
          testBasedir = new File( getBasedir(), "/target/indexUpdater" );
          testBasedir.mkdirs();
  
          repoDir = new File( getBasedir(), "/target/indexUpdaterRepoDir" );
          repoDir.mkdirs();
  
          indexDir = super.getDirectory( "indexerUpdater" );
          indexDir.mkdirs();
  
          indexer = lookup( NexusIndexer.class );
  
          updater = lookup( IndexUpdater.class );
  
          packer = lookup( IndexPacker.class );
  
          context =
              indexer.addIndexingContext( repositoryId, repositoryId, repoDir, indexDir, repositoryUrl, null,
                  MIN_CREATORS );
      }
  
      @Override
      public void tearDown()
          throws Exception
      {
          super.tearDown();
  
          // this one closes it too
          indexer.removeIndexingContext( context, true );
  
         FileUtils.forceDelete( testBasedir );
 
         FileUtils.forceDelete( repoDir );
 
         FileUtils.forceDelete( indexDir );
     }
 
     protected ArtifactContext createArtifactContext( String repositoryId, String groupId, String artifactId,
                                                      String version, String classifier )
    {
         String path = createPath( groupId, artifactId, version, classifier );
         File pomFile = new File( path + ".pom" );
         File artifact = new File( path + ".jar" );
         File metadata = null;
         ArtifactInfo artifactInfo = new ArtifactInfo( repositoryId, groupId, artifactId, version, classifier, "jar");
         Gav gav =
             new Gav( groupId, artifactId, version, classifier, "jar", null, null, artifact.getName(), false,
                 null, false, null );
         return new ArtifactContext( pomFile, artifact, metadata, artifactInfo, gav );
     }
 
     protected String createPath( String groupId, String artifactId, String version, String classifier )
     {
         return "/" + groupId + "/" + artifactId + "/" + version + "/" + artifactId + "-" + version
             + ( classifier == null ? "" : "-" + classifier );
     }
 
     protected void packIndex( File targetDir, IndexingContext context )
         throws IllegalArgumentException, IOException
     {
         final IndexSearcher indexSearcher = context.acquireIndexSearcher();
         try
         {
             IndexPackingRequest request = new IndexPackingRequest( context, indexSearcher.getIndexReader(), targetDir );
             request.setUseTargetProperties( true );
             packer.packIndex( request );
         } finally
         {
             context.releaseIndexSearcher( indexSearcher );
         }
     }
 
     protected void searchFor( String groupId, int expected, IndexingContext context )
         throws IOException, Exception
     {
         Query q = indexer.constructQuery( MAVEN.GROUP_ID, groupId, SearchType.EXACT );
 
         IteratorSearchRequest req;
 
         if ( context != null )
         {
             req = new IteratorSearchRequest( q, context );
         }
         else
         {
             req = new IteratorSearchRequest( q );
         }
 
         IteratorSearchResponse response = indexer.searchIterator( req );
 
         ArrayList<ArtifactInfo> ais = new ArrayList<>( response.getTotalHits() );
 
         for ( ArtifactInfo ai : response )
         {
             ais.add( ai );
         }
 
         assertEquals( ais.toString(), expected, ais.size() );
     }
 
 }