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1   /*
2    * Copyright (C) 2019, Matthias Sohn <matthias.sohn@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.util;
44  
45  import static org.junit.Assert.assertEquals;
46  import static org.mockito.Mockito.when;
47  
48  import java.nio.charset.StandardCharsets;
49  import java.nio.file.Files;
50  import java.nio.file.Path;
51  
52  import org.eclipse.jgit.storage.file.FileBasedConfig;
53  import org.junit.After;
54  import org.junit.Before;
55  import org.junit.Test;
56  import org.junit.runner.RunWith;
57  import org.mockito.Mock;
58  import org.mockito.junit.MockitoJUnitRunner;
59  
60  @RunWith(MockitoJUnitRunner.class)
61  public class SystemReaderTest {
62  	private Path trash;
63  
64  	private Path mockSystemConfig;
65  
66  	private Path mockUserConfig;
67  
68  	@Mock
69  	private FS fs;
70  
71  	@Before
72  	public void setup() throws Exception {
73  		trash = Files.createTempDirectory("jgit_test");
74  		mockSystemConfig = trash.resolve("systemgitconfig");
75  		Files.write(mockSystemConfig, "[core]\n  trustFolderStat = false\n"
76  				.getBytes(StandardCharsets.UTF_8));
77  		mockUserConfig = trash.resolve(".gitconfig");
78  		Files.write(mockUserConfig,
79  				"[core]\n  bare = false\n".getBytes(StandardCharsets.UTF_8));
80  		when(fs.getGitSystemConfig()).thenReturn(mockSystemConfig.toFile());
81  		when(fs.userHome()).thenReturn(trash.toFile());
82  		SystemReader.setInstance(null);
83  	}
84  
85  	@After
86  	public void teardown() throws Exception {
87  		FileUtils.delete(trash.toFile(), FileUtils.RECURSIVE | FileUtils.RETRY);
88  	}
89  
90  	@Test
91  	public void openSystemConfigReturnsDifferentInstances() throws Exception {
92  		FileBasedConfig system1 = SystemReader.getInstance()
93  				.openSystemConfig(null, fs);
94  		system1.load();
95  		assertEquals("false",
96  				system1.getString("core", null, "trustFolderStat"));
97  
98  		FileBasedConfig system2 = SystemReader.getInstance()
99  				.openSystemConfig(null, fs);
100 		system2.load();
101 		assertEquals("false",
102 				system2.getString("core", null, "trustFolderStat"));
103 
104 		system1.setString("core", null, "trustFolderStat", "true");
105 		assertEquals("true",
106 				system1.getString("core", null, "trustFolderStat"));
107 		assertEquals("false",
108 				system2.getString("core", null, "trustFolderStat"));
109 	}
110 
111 	@Test
112 	public void openUserConfigReturnsDifferentInstances() throws Exception {
113 		FileBasedConfig user1 = SystemReader.getInstance().openUserConfig(null,
114 				fs);
115 		user1.load();
116 		assertEquals("false", user1.getString("core", null, "bare"));
117 
118 		FileBasedConfig user2 = SystemReader.getInstance().openUserConfig(null,
119 				fs);
120 		user2.load();
121 		assertEquals("false", user2.getString("core", null, "bare"));
122 
123 		user1.setString("core", null, "bare", "true");
124 		assertEquals("true", user1.getString("core", null, "bare"));
125 		assertEquals("false", user2.getString("core", null, "bare"));
126 	}
127 }