1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
/*
* Copyright (C) 2010, Marc Strapetz <marc.strapetz@syntevo.com>
* Copyright (C) 2015, Ivan Motsch <ivan.motsch@bsiag.com>
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.eclipse.jgit.util.io;
import static org.junit.Assert.assertEquals;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import org.junit.Test;
public class AutoLFInputStreamTest {
@Test
public void testLF() throws IOException {
final byte[] bytes = asBytes("1\n2\n3");
test(bytes, bytes, false);
}
@Test
public void testCR() throws IOException {
final byte[] bytes = asBytes("1\r2\r3");
test(bytes, bytes, false);
}
@Test
public void testCRLF() throws IOException {
test(asBytes("1\r\n2\r\n3"), asBytes("1\n2\n3"), false);
}
@Test
public void testLFCR() throws IOException {
final byte[] bytes = asBytes("1\n\r2\n\r3");
test(bytes, bytes, false);
}
@Test
public void testEmpty() throws IOException {
final byte[] bytes = asBytes("");
test(bytes, bytes, false);
}
@Test
public void testBinaryDetect() throws IOException {
final byte[] bytes = asBytes("1\r\n2\r\n3\0");
test(bytes, bytes, true);
}
@Test
public void testBinaryDontDetect() throws IOException {
test(asBytes("1\r\n2\r\n3\0"), asBytes("1\n2\n3\0"), false);
}
private static void test(byte[] input, byte[] expected,
boolean detectBinary) throws IOException {
final InputStream bis1 = new ByteArrayInputStream(input);
final InputStream cis1 = new AutoLFInputStream(bis1, detectBinary);
int index1 = 0;
for (int b = cis1.read(); b != -1; b = cis1.read()) {
assertEquals(expected[index1], (byte) b);
index1++;
}
assertEquals(expected.length, index1);
for (int bufferSize = 1; bufferSize < 10; bufferSize++) {
final byte[] buffer = new byte[bufferSize];
final InputStream bis2 = new ByteArrayInputStream(input);
final InputStream cis2 = new AutoLFInputStream(bis2, detectBinary);
int read = 0;
for (int readNow = cis2.read(buffer, 0, buffer.length); readNow != -1
&& read < expected.length; readNow = cis2.read(buffer, 0,
buffer.length)) {
for (int index2 = 0; index2 < readNow; index2++) {
assertEquals(expected[read + index2], buffer[index2]);
}
read += readNow;
}
assertEquals(expected.length, read);
cis2.close();
}
cis1.close();
}
private static byte[] asBytes(String in) {
try {
return in.getBytes("UTF-8");
} catch (UnsupportedEncodingException ex) {
throw new AssertionError();
}
}
}
|
