content: /**
   * 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.activemq.store.kahadb.disk.journal;
  
  import static org.junit.Assert.assertEquals;
  
  import java.io.File;
  
  import org.jmock.Expectations;
  import org.jmock.Mockery;
  import org.jmock.imposters.ByteBuddyClassImposteriser;
  import org.junit.Before;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.TemporaryFolder;
  
  public class DataFileAccessorPoolTest {
      private Mockery context;
  
      @Rule
      public TemporaryFolder temporaryFolder = new TemporaryFolder();
  
      @Before
      public void setUp() throws Exception {
          context = new Mockery() {
              {
                  setImposteriser(ByteBuddyClassImposteriser.INSTANCE);
              }
          };
      }
  
      @Test
      public void disposeUnused() throws Exception {
  
          final Journal journal = context.mock(Journal.class);
  
          DataFileAccessorPool underTest = new DataFileAccessorPool(journal);
  
          context.checking(new Expectations(){{exactly(1).of(journal).getInflightWrites();}});
  
          DataFile dataFile = new DataFile(new File(temporaryFolder.getRoot(), "aa"), 1);
          underTest.closeDataFileAccessor(underTest.openDataFileAccessor(dataFile));
  
          assertEquals("one in the pool", 1, underTest.size());
          underTest.disposeUnused();
  
          assertEquals("0 in the pool", 0, underTest.size());
  
          context.assertIsSatisfied();
      }
  
  }