package org.apache.onami.lifecycle.core;
   
   /*
    * 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.junit.Assert;
  import org.junit.Test;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  
  public class StagingOrderTestCase
  {
      @Test
      public void testFifo()
      {
          List<Integer> order = new ArrayList<Integer>();
          DefaultStager<TestAnnotationA> stager = makeStager( order, DefaultStager.Order.FIRST_IN_FIRST_OUT );
          stager.stage();
  
          Assert.assertEquals( Arrays.asList( 1, 2, 3 ), order );
      }
  
      @Test
      public void testFilo()
      {
          List<Integer> order = new ArrayList<Integer>();
          DefaultStager<TestAnnotationA> stager = makeStager( order, DefaultStager.Order.FIRST_IN_LAST_OUT );
          stager.stage();
  
          Assert.assertEquals( Arrays.asList( 3, 2, 1 ), order );
      }
  
      private DefaultStager<TestAnnotationA> makeStager( final List<Integer> order, DefaultStager.Order stagingOrder )
      {
          Stageable stageable1 = new Stageable()
          {
              @Override
              public void stage( StageHandler stageHandler )
              {
                  order.add( 1 );
              }
          };
          Stageable stageable2 = new Stageable()
          {
              @Override
              public void stage( StageHandler stageHandler )
              {
                  order.add( 2 );
              }
          };
          Stageable stageable3 = new Stageable()
          {
              @Override
              public void stage( StageHandler stageHandler )
              {
                  order.add( 3 );
              }
          };
  
          DefaultStager<TestAnnotationA> stager =
              new DefaultStager<TestAnnotationA>( TestAnnotationA.class, stagingOrder );
          stager.register( stageable1 );
          stager.register( stageable2 );
          stager.register( stageable3 );
          return stager;
      }
  }