package org.apache.maven.plugin.eclipse.writers;
   
   /*
    * 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.FileInputStream;
  import java.io.FileOutputStream;
  import java.io.IOException;
  import java.io.InputStreamReader;
  import java.io.OutputStreamWriter;
  import java.io.Reader;
  import java.io.Writer;
  
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.eclipse.writers.testutils.TestEclipseWriterConfig;
  import org.apache.maven.plugin.logging.SystemStreamLog;
  import org.apache.maven.project.MavenProject;
  import org.apache.maven.shared.tools.easymock.TestFileManager;
  import org.codehaus.plexus.util.IOUtil;
  import org.codehaus.plexus.util.xml.PrettyPrintXMLWriter;
  import org.codehaus.plexus.util.xml.XMLWriter;
  import org.codehaus.plexus.util.xml.Xpp3Dom;
  import org.codehaus.plexus.util.xml.Xpp3DomBuilder;
  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
  import org.jdom.JDOMException;
  import junit.framework.TestCase;
  
  public class EclipseProjectWriterTest
      extends TestCase
  {
      private TestFileManager fileManager = new TestFileManager( "EclipseProjectWriter.unitTest.", "" );
  
      public EclipseProjectWriterTest( String name )
      {
          super( name );
      }
  
      protected void setUp()
          throws Exception
      {
  
      }
  
      protected void tearDown()
          throws Exception
      {
          fileManager.cleanUp();
      }
  
      public void testWrite_preservingLinkedResources()
          throws MojoExecutionException, JDOMException, IOException, XmlPullParserException
      {
  
          // create the config and the logger
          TestEclipseWriterConfig config = new TestEclipseWriterConfig();
          TestLog log = new TestLog();
  
          // setup the eclipse project
          File basedir = fileManager.createTempDir();
          config.setProjectBaseDir( basedir );
          config.setEclipseProjectDirectory( basedir );
          config.setEclipseProjectName( "test-project" );
          MavenProject project = new MavenProject();
          config.setProject( project );
          EclipseProjectWriter projectWriter = new EclipseProjectWriter();
          // create the .project file and start writing the contents
          File dotProject = new File( config.getEclipseProjectDirectory(), ".project" );
          Writer w = new OutputStreamWriter( new FileOutputStream( dotProject ), "UTF-8" );
          XMLWriter writer = new PrettyPrintXMLWriter( w );
  
          writer.startElement( "projectDescription" );
  
          writer.startElement( "name" );
          writer.writeText( "test-project" );
          writer.endElement();// name
  
          writer.startElement( "linkedResources" );
          writer.startElement( "link" );
  
          writer.startElement( "name" );
          writer.writeText( "linkTest" );
          writer.endElement();// name
 
         writer.startElement( "type" );
         writer.writeText( "2" );
         writer.endElement();// type
 
         writer.startElement( "location" );
         writer.writeText( basedir + "/dummyName" );
         writer.endElement(); // location
 
         writer.endElement();// link
         writer.endElement();// linkedResources
         writer.endElement();// projectDescription
 
         IOUtil.close( w );
         // parse the file we just created in order to keep manually-added linkedResources
         // pre setup
         Reader reader;
         reader = new InputStreamReader( new FileInputStream( dotProject ), "UTF-8" );
         Xpp3Dom dom = Xpp3DomBuilder.build( reader );
         Xpp3Dom linkedResourcesElement = dom.getChild( "linkedResources" );
         Xpp3Dom[] existingLinks = linkedResourcesElement.getChildren( "link" );
         String existingName = existingLinks[0].getChild( "name" ).getValue();
         String existingType = existingLinks[0].getChild( "type" ).getValue();
         String existingLocation = existingLinks[0].getChild( "location" ).getValue();
         reader.close();
         // call the projectwriter to write the .project file
         projectWriter.init( log, config );
         projectWriter.write();
         // post check..compare the pre values to make sure the writer preserves the LinkedResources
         reader = new InputStreamReader( new FileInputStream( dotProject ), "UTF-8" );
         Xpp3Dom linkedResourcesElement1 = dom.getChild( "linkedResources" );
         assertNotNull( "No linkedResources present", linkedResourcesElement1 );
         String currentName = existingLinks[0].getChild( "name" ).getValue();
         String currentType = existingLinks[0].getChild( "type" ).getValue();
         String currentLocation = existingLinks[0].getChild( "location" ).getValue();
         assertEquals( "link name is not equal", existingName, currentName );
         assertEquals( "link type is not equal", existingType, currentType );
         assertEquals( "link location is not equal", existingLocation, currentLocation );
 
         reader.close();
 
     }
 
     private static final class TestLog
         extends SystemStreamLog
     {
         public boolean isDebugEnabled()
         {
             return true;
         }
     }
 
 }