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1   /*
2    * Copyright (C) 2010, Mathias Kinzler <mathias.kinzler@sap.com>
3    * and other copyright owners as documented in the project's IP log.
4    *
5    * This program and the accompanying materials are made available
6    * under the terms of the Eclipse Distribution License v1.0 which
7    * accompanies this distribution, is reproduced below, and is
8    * available at http://www.eclipse.org/org/documents/edl-v10.php
9    *
10   * All rights reserved.
11   *
12   * Redistribution and use in source and binary forms, with or
13   * without modification, are permitted provided that the following
14   * conditions are met:
15   *
16   * - Redistributions of source code must retain the above copyright
17   *   notice, this list of conditions and the following disclaimer.
18   *
19   * - Redistributions in binary form must reproduce the above
20   *   copyright notice, this list of conditions and the following
21   *   disclaimer in the documentation and/or other materials provided
22   *   with the distribution.
23   *
24   * - Neither the name of the Eclipse Foundation, Inc. nor the
25   *   names of its contributors may be used to endorse or promote
26   *   products derived from this software without specific prior
27   *   written permission.
28   *
29   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
30   * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
31   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
32   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
34   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
35   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
36   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
38   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
40   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
41   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42   */
43  package org.eclipse.jgit.events;
44  
45  import static org.junit.Assert.assertEquals;
46  import static org.junit.Assert.assertNotNull;
47  import static org.junit.Assert.assertNull;
48  
49  import org.eclipse.jgit.junit.RepositoryTestCase;
50  import org.eclipse.jgit.storage.file.FileBasedConfig;
51  import org.junit.Test;
52  
53  public class ConfigChangeEventTest extends RepositoryTestCase {
54  	@Test
55  	public void testFileRepository_ChangeEventsOnlyOnSave() throws Exception {
56  		final ConfigChangedEvent[] events = new ConfigChangedEvent[1];
57  		db.getListenerList()
58  				.addConfigChangedListener((ConfigChangedEvent event) -> {
59  					events[0] = event;
60  				});
61  		FileBasedConfig config = db.getConfig();
62  		assertNull(events[0]);
63  
64  		// set a value to some arbitrary key
65  		config.setString("test", "section", "event", "value");
66  		// no changes until we save
67  		assertNull(events[0]);
68  		config.save();
69  		assertNotNull(events[0]);
70  		// correct repository?
71  		assertEquals(events[0].getRepository(), db);
72  
73  		// reset for the next test
74  		events[0] = null;
75  
76  		// unset the value we have just set above
77  		config.unset("test", "section", "event");
78  		// no changes until we save
79  		assertNull(events[0]);
80  		config.save();
81  		assertNotNull(events[0]);
82  		// correct repository?
83  		assertEquals(events[0].getRepository(), db);
84  	}
85  }