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1   /*
2    * Copyright (C) 2011, GitHub Inc.
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
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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
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33   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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42   */
43  package org.eclipse.jgit.api;
44  
45  import static org.junit.Assert.assertEquals;
46  import static org.junit.Assert.assertNotNull;
47  import static org.junit.Assert.assertTrue;
48  
49  import java.util.Collection;
50  import java.util.Iterator;
51  
52  import org.eclipse.jgit.junit.RepositoryTestCase;
53  import org.eclipse.jgit.lib.Constants;
54  import org.eclipse.jgit.lib.RefUpdate;
55  import org.eclipse.jgit.lib.RefUpdate.Result;
56  import org.eclipse.jgit.revwalk.RevCommit;
57  import org.junit.Test;
58  
59  /**
60   * Unit tests of {@link StashListCommand}
61   */
62  public class StashListCommandTest extends RepositoryTestCase {
63  
64  	@Test
65  	public void noStashRef() throws Exception {
66  		StashListCommand command = Git.wrap(db).stashList();
67  		Collection<RevCommit> stashed = command.call();
68  		assertNotNull(stashed);
69  		assertTrue(stashed.isEmpty());
70  	}
71  
72  	@Test
73  	public void emptyStashReflog() throws Exception {
74  		Git git = Git.wrap(db);
75  		writeTrashFile("file.txt", "content");
76  		git.add().addFilepattern("file.txt").call();
77  		RevCommit commit = git.commit().setMessage("create file").call();
78  
79  		RefUpdate update = db.updateRef(Constants.R_STASH);
80  		update.setNewObjectId(commit);
81  		update.disableRefLog();
82  		assertEquals(Result.NEW, update.update());
83  
84  		StashListCommand command = Git.wrap(db).stashList();
85  		Collection<RevCommit> stashed = command.call();
86  		assertNotNull(stashed);
87  		assertTrue(stashed.isEmpty());
88  	}
89  
90  	@Test
91  	public void singleStashedCommit() throws Exception {
92  		Git git = Git.wrap(db);
93  		writeTrashFile("file.txt", "content");
94  		git.add().addFilepattern("file.txt").call();
95  		RevCommit commit = git.commit().setMessage("create file").call();
96  
97  		RefUpdate update = db.updateRef(Constants.R_STASH);
98  		update.setNewObjectId(commit);
99  		assertEquals(Result.NEW, update.update());
100 
101 		StashListCommand command = git.stashList();
102 		Collection<RevCommit> stashed = command.call();
103 		assertNotNull(stashed);
104 		assertEquals(1, stashed.size());
105 		assertEquals(commit, stashed.iterator().next());
106 	}
107 
108 	@Test
109 	public void multipleStashedCommits() throws Exception {
110 		Git git = Git.wrap(db);
111 
112 		writeTrashFile("file.txt", "content");
113 		git.add().addFilepattern("file.txt").call();
114 		RevCommit commit1 = git.commit().setMessage("create file").call();
115 
116 		writeTrashFile("file.txt", "content2");
117 		git.add().addFilepattern("file.txt").call();
118 		RevCommit commit2 = git.commit().setMessage("edit file").call();
119 
120 		RefUpdate create = db.updateRef(Constants.R_STASH);
121 		create.setNewObjectId(commit1);
122 		assertEquals(Result.NEW, create.update());
123 
124 		RefUpdate update = db.updateRef(Constants.R_STASH);
125 		update.setNewObjectId(commit2);
126 		assertEquals(Result.FAST_FORWARD, update.update());
127 
128 		StashListCommand command = git.stashList();
129 		Collection<RevCommit> stashed = command.call();
130 		assertNotNull(stashed);
131 		assertEquals(2, stashed.size());
132 		Iterator<RevCommit> iter = stashed.iterator();
133 		assertEquals(commit2, iter.next());
134 		assertEquals(commit1, iter.next());
135 	}
136 }