1 /*
2 * Copyright (C) 2009, Google 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
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
44 package org.eclipse.jgit.util;
45
46 import static org.junit.Assert.assertEquals;
47 import static org.junit.Assert.assertFalse;
48 import static org.junit.Assert.assertTrue;
49
50 import org.junit.Test;
51
52 public class StringUtilsTest {
53 @Test
54 public void testToLowerCaseChar() {
55 assertEquals('a', StringUtils.toLowerCase('A'));
56 assertEquals('z', StringUtils.toLowerCase('Z'));
57
58 assertEquals('a', StringUtils.toLowerCase('a'));
59 assertEquals('z', StringUtils.toLowerCase('z'));
60
61 assertEquals((char) 0, StringUtils.toLowerCase((char) 0));
62 assertEquals((char) 0xffff, StringUtils.toLowerCase((char) 0xffff));
63 }
64
65 @Test
66 public void testToLowerCaseString() {
67 assertEquals("\n abcdefghijklmnopqrstuvwxyz\n", StringUtils
68 .toLowerCase("\n ABCDEFGHIJKLMNOPQRSTUVWXYZ\n"));
69 }
70
71 @Test
72 public void testEqualsIgnoreCase1() {
73 final String a = "FOO";
74 assertTrue(StringUtils.equalsIgnoreCase(a, a));
75 }
76
77 @Test
78 public void testEqualsIgnoreCase2() {
79 assertFalse(StringUtils.equalsIgnoreCase("a", ""));
80 }
81
82 @Test
83 public void testEqualsIgnoreCase3() {
84 assertFalse(StringUtils.equalsIgnoreCase("a", "b"));
85 assertFalse(StringUtils.equalsIgnoreCase("ac", "ab"));
86 }
87
88 @Test
89 public void testEqualsIgnoreCase4() {
90 assertTrue(StringUtils.equalsIgnoreCase("a", "a"));
91 assertTrue(StringUtils.equalsIgnoreCase("A", "a"));
92 assertTrue(StringUtils.equalsIgnoreCase("a", "A"));
93 }
94
95 @Test
96 public void testReplaceLineBreaks() {
97 assertEquals("a b c ",
98 StringUtils.replaceLineBreaksWithSpace("a b\nc\r"));
99 assertEquals("a b c ",
100 StringUtils.replaceLineBreaksWithSpace("a b\nc\n"));
101 assertEquals("a b c ",
102 StringUtils.replaceLineBreaksWithSpace("a b\nc\r\n"));
103 assertEquals("a b c d",
104 StringUtils.replaceLineBreaksWithSpace("a\r\nb\nc d"));
105 }
106 }