/*
    * $Id: ConstructorCacheTest.java 1188009 2011-10-23 23:54:49Z mcucchiara $
    *
    * 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.ognl.internal;
  
  import org.apache.commons.ognl.internal.entry.CacheEntryFactory;
  import org.apache.commons.ognl.test.objects.Root;
  import org.junit.Test;
  
  import java.lang.reflect.Constructor;
  import java.util.Arrays;
  import java.util.List;
  
  import static junit.framework.Assert.assertEquals;
  import static junit.framework.Assert.assertNotNull;
  
  public class ConstructorCacheTest
  {
      private int count;
      ClassCache<List<Constructor<?>>> cache = new ConcurrentHashMapClassCache<List<Constructor<?>>>(new CacheEntryFactory<Class<?>, List<Constructor<?>>>( )
      {
          public List<Constructor<?>> create( Class<?> key )
              throws CacheException
          {
              count++;
              return Arrays.<Constructor<?>>asList( key.getConstructors( ) );
          }
      });
  
      @Test
      public void testGet()
          throws CacheException
      {
          List<Constructor<?>> constructors = cache.get( Root.class );
          assertNotNull( constructors );
          cache.get( Root.class );
          assertEquals( 1, count);
      }
  }