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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.commons.io.serialization;
20  
21  import java.io.Closeable;
22  import java.util.ArrayList;
23  import java.util.List;
24  
25  import org.apache.commons.io.IOUtils;
26  import org.junit.jupiter.api.AfterEach;
27  import org.junit.jupiter.api.BeforeEach;
28  
29  /**
30   * Test base class that keeps track of Closeable objects and cleans them up.
31   */
32  public abstract class AbstractCloseableListTest {
33      private final List<Closeable> closeableList = new ArrayList<>();
34  
35      @AfterEach
36      public void cleanup() {
37          IOUtils.closeQuietly(closeableList);
38      }
39  
40      /**
41       * Adds a Closeable to close after each test.
42       *
43       * @param <T> The Closeable type
44       * @param t The Closeable.
45       * @return The Closeable.
46       */
47      protected <T extends Closeable> T closeAfterEachTest(final T t) {
48          closeableList.add(t);
49          return t;
50      }
51  
52      @BeforeEach
53      public void setup() {
54          closeableList.clear();
55      }
56  }