/*
    * 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.
   */
  
  package org.apache.commons.proxy2.provider;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotNull;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.fail;
  
  import java.util.Date;
  
  import org.apache.commons.proxy2.exception.ObjectProviderException;
  import org.apache.commons.proxy2.util.AbstractTestCase;
  import org.junit.Test;
  
  public class CloningProviderTest extends AbstractTestCase
  {
      //**********************************************************************************************************************
      // Other Methods
      //**********************************************************************************************************************
  
      @Test
      public void testSerialization()
      {
          assertSerializable(new CloningProvider<Date>(new Date()));
      }
  
      @Test
      public void testValidCloneable()
      {
          final Date now = new Date();
          final CloningProvider<Date> provider = new CloningProvider<Date>(now);
          final Date clone1 = provider.getObject();
          assertEquals(now, clone1);
          assertNotSame(now, clone1);
          final Date clone2 = provider.getObject();
          assertEquals(now, clone2);
          assertNotSame(now, clone2);
          assertNotSame(clone2, clone1);
      }
  
      @Test
      public void testWithExceptionThrown()
      {
          final CloningProvider<ExceptionCloneable> provider = new CloningProvider<ExceptionCloneable>(
                  new ExceptionCloneable());
          try
          {
              provider.getObject();
              fail();
          }
          catch (ObjectProviderException e)
          {
          }
      }
  
      @Test(expected = IllegalArgumentException.class)
      public void testWithInvalidCloneable()
      {
          assertNotNull(new CloningProvider<InvalidCloneable>(new InvalidCloneable())); // assert is used to avoid not used warning
      }
  
      @Test(expected = IllegalArgumentException.class)
      public void testWithProtectedCloneMethod()
      {
          final CloningProvider<ProtectedCloneable> provider = new CloningProvider<ProtectedCloneable>(
                  new ProtectedCloneable());
          provider.getObject();
      }
  
      //**********************************************************************************************************************
      // Inner Classes
      //**********************************************************************************************************************
  
      public static class ExceptionCloneable implements Cloneable
      {
          @Override
          public Object clone()
          {
              throw new RuntimeException("No clone for you!");
          }
      }
  
      public static class InvalidCloneable implements Cloneable
     {
     }
 
     public static class ProtectedCloneable implements Cloneable
     {
         @Override
         protected Object clone()
         {
             return this;
         }
     }
 }