package org.apache.maven.plugins.assembly.archive.phase;
   
   /*
    * 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.plugins.assembly.AssemblerConfigurationSource;
  import org.apache.maven.plugins.assembly.InvalidAssemblerConfigurationException;
  import org.apache.maven.plugins.assembly.archive.ArchiveCreationException;
  import org.apache.maven.plugins.assembly.artifact.DependencyResolutionException;
  import org.apache.maven.plugins.assembly.format.AssemblyFormattingException;
  import org.apache.maven.plugins.assembly.model.Assembly;
  import org.codehaus.plexus.archiver.Archiver;
  import org.junit.Test;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  import static org.junit.Assert.assertSame;
  
  public class AssemblyArchiverPhaseComparatorTest
  {
  
      @Test
      public void comparatorSortsCorrectly()
          throws Exception
      {
          List<AssemblyArchiverPhase> items = new ArrayList<>();
          Unordered2 u2 = new Unordered2();
          items.add( u2 );
          Ordered2 o2 = new Ordered2();
          items.add( o2 );
          Ordered1 o1 = new Ordered1();
          items.add( o1 );
          Unordered1 u1 = new Unordered1();
          items.add( u1 );
          Collections.sort( items, new AssemblyArchiverPhaseComparator() );
          assertSame( u1, items.get( 0 ) );
          assertSame( u2, items.get( 1 ) );
          assertSame( o1, items.get( 2 ) );
          assertSame( o2, items.get( 3 ) );
      }
  
      class Basic
          implements AssemblyArchiverPhase
      {
          public void execute( Assembly assembly, Archiver archiver, AssemblerConfigurationSource configSource )
              throws ArchiveCreationException, AssemblyFormattingException, InvalidAssemblerConfigurationException,
              DependencyResolutionException
          {
  
          }
      }
  
      class Ordered1
          extends Basic
          implements PhaseOrder
      {
          public int order()
          {
              return 20;
          }
      }
  
      class Ordered2
          extends Basic
          implements PhaseOrder
      {
          public int order()
          {
              return 30;
          }
      }
  
      class Unordered1
          extends Basic
      {
      }
  
      class Unordered2
          extends Basic
      {
      }
 }