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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.configuration2.io;
18  
19  import static org.junit.jupiter.api.Assertions.assertNotNull;
20  import static org.junit.jupiter.api.Assertions.assertSame;
21  import static org.junit.jupiter.api.Assertions.assertThrows;
22  
23  import java.io.File;
24  
25  import org.apache.commons.configuration2.ex.ConfigurationException;
26  import org.junit.jupiter.api.BeforeEach;
27  import org.junit.jupiter.api.Test;
28  
29  /**
30   * Test class for {@code DefaultFileSystem}. Note: This class tests only basic functionality. Other parts are tested by
31   * actual access to configuration files in other test classes.
32   */
33  public class TestDefaultFileSystem {
34      /** The file system to be tested. */
35      private DefaultFileSystem fileSystem;
36  
37      @BeforeEach
38      public void setUp() throws Exception {
39          fileSystem = new DefaultFileSystem();
40      }
41  
42      /**
43       * Tests the default logger.
44       */
45      @Test
46      public void testDefaultLogger() {
47          assertNotNull(fileSystem.getLogger());
48      }
49  
50      /**
51       * Tests that an invalid output path causes an exception to be thrown when creating an ouput stream.
52       */
53      @Test
54      public void testGetOutputStreamInvalidPath() {
55          final File file = new File("");
56          assertThrows(ConfigurationException.class, () -> fileSystem.getOutputStream(file));
57      }
58  
59      /**
60       * Tests whether the logger can be changed.
61       */
62      @Test
63      public void testSetLogger() {
64          final ConfigurationLogger log = new ConfigurationLogger(getClass());
65          fileSystem.setLogger(log);
66          assertSame(log, fileSystem.getLogger());
67      }
68  }