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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  
18  package org.apache.commons.vfs2;
19  
20  import static org.junit.Assert.assertNotEquals;
21  
22  import java.nio.file.Paths;
23  
24  import org.apache.commons.vfs2.impl.StandardFileSystemManager;
25  import org.junit.Assert;
26  import org.junit.Test;
27  
28  public class VFSTest {
29  
30      /**
31       * Tests {@link FileSystemManager#close()}.
32       *
33       * @throws FileSystemException
34       * @since 2.5.0
35       */
36      @Test
37      public void test_close() throws FileSystemException {
38          try (FileSystemManager fileSystemManager = new StandardFileSystemManager()) {
39              VFS.setManager(fileSystemManager);
40              VFS.setManager(null);
41          }
42          Assert.assertNotNull(VFS.getManager());
43          Assert.assertFalse(VFS.getManager().resolveFile(Paths.get("DoesNotExist.not").toUri()).exists());
44      }
45  
46      @Test
47      public void test_setManager() throws FileSystemException {
48          final StandardFileSystemManager fileSystemManager = new StandardFileSystemManager();
49          VFS.setManager(fileSystemManager);
50          Assert.assertEquals(fileSystemManager, VFS.getManager());
51          // Reset global for other tests
52          VFS.setManager(null);
53          Assert.assertNotNull(VFS.getManager());
54          Assert.assertNotEquals(fileSystemManager, VFS.getManager());
55      }
56  
57      @Test
58      public void testStaticClose() throws FileSystemException {
59          final FileSystemManager manager = VFS.getManager();
60          VFS.close();
61          assertNotEquals(manager, VFS.getManager());
62      }
63      @Test
64      public void testStaticCloseRepeatable() throws FileSystemException {
65          VFS.close();
66          VFS.close();
67      }
68  }