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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
|
/* Test of casefolding mapping for UTF-32 strings.
Copyright (C) 2009-2024 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2009. */
#include <config.h>
#include "unicase.h"
#include <stdlib.h>
#include "unistr.h"
#include "uninorm.h"
#include "macros.h"
static int
check (const uint32_t *input, size_t input_length,
const char *iso639_language, uninorm_t nf,
const uint32_t *expected, size_t expected_length)
{
size_t length;
uint32_t *result;
/* Test return conventions with resultbuf == NULL. */
result = u32_casefold (input, input_length, iso639_language, nf, NULL, &length);
if (!(result != NULL))
return 1;
if (!(length == expected_length))
return 2;
if (!(u32_cmp (result, expected, expected_length) == 0))
return 3;
free (result);
/* Test return conventions with resultbuf too small. */
if (expected_length > 0)
{
uint32_t *preallocated;
length = expected_length - 1;
preallocated = (uint32_t *) malloc (length * sizeof (uint32_t));
result = u32_casefold (input, input_length, iso639_language, nf, preallocated, &length);
if (!(result != NULL))
return 4;
if (!(result != preallocated))
return 5;
if (!(length == expected_length))
return 6;
if (!(u32_cmp (result, expected, expected_length) == 0))
return 7;
free (result);
free (preallocated);
}
/* Test return conventions with resultbuf large enough. */
{
uint32_t *preallocated;
length = expected_length;
preallocated = (uint32_t *) malloc (length * sizeof (uint32_t));
result = u32_casefold (input, input_length, iso639_language, nf, preallocated, &length);
if (!(result != NULL))
return 8;
if (!(preallocated == NULL || result == preallocated))
return 9;
if (!(length == expected_length))
return 10;
if (!(u32_cmp (result, expected, expected_length) == 0))
return 11;
free (preallocated);
}
return 0;
}
int
main ()
{
{ /* Empty string. */
ASSERT (check (NULL, 0, NULL, NULL, NULL, 0) == 0);
ASSERT (check (NULL, 0, NULL, UNINORM_NFC, NULL, 0) == 0);
}
/* Simple string. */
{ /* "Grüß Gott. Здравствуйте! x=(-b±sqrt(b²-4ac))/(2a) 日本語,中文,한글" */
static const uint32_t input[] =
{ 'G', 'r', 0x00FC, 0x00DF, ' ', 'G', 'o', 't', 't', '.', ' ',
0x0417, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443,
0x0439, 0x0442, 0x0435, '!', ' ',
'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2,
'-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ',
0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n'
};
static const uint32_t casefolded[] =
{ 'g', 'r', 0x00FC, 0x0073, 0x0073, ' ', 'g', 'o', 't', 't', '.', ' ',
0x0437, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443,
0x0439, 0x0442, 0x0435, '!', ' ',
'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2,
'-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ',
0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n'
};
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
}
/* Case mapping can increase the number of Unicode characters. */
{ /* LATIN SMALL LETTER N PRECEDED BY APOSTROPHE */
static const uint32_t input[] = { 0x0149 };
static const uint32_t casefolded[] = { 0x02BC, 0x006E };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
}
{ /* GREEK SMALL LETTER IOTA WITH DIALYTIKA AND TONOS */
static const uint32_t input[] = { 0x0390 };
static const uint32_t casefolded[] = { 0x03B9, 0x0308, 0x0301 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
}
/* Turkish letters i İ ı I */
{ /* LATIN CAPITAL LETTER I */
static const uint32_t input[] = { 0x0049 };
static const uint32_t casefolded[] = { 0x0069 };
static const uint32_t casefolded_tr[] = { 0x0131 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded_tr, SIZEOF (casefolded_tr)) == 0);
}
{ /* LATIN SMALL LETTER I */
static const uint32_t input[] = { 0x0069 };
static const uint32_t casefolded[] = { 0x0069 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0);
}
{ /* LATIN CAPITAL LETTER I WITH DOT ABOVE */
static const uint32_t input[] = { 0x0130 };
static const uint32_t casefolded[] = { 0x0069, 0x0307 };
static const uint32_t casefolded_tr[] = { 0x0069 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded_tr, SIZEOF (casefolded_tr)) == 0);
}
{ /* LATIN SMALL LETTER DOTLESS I */
static const uint32_t input[] = { 0x0131 };
static const uint32_t casefolded[] = { 0x0131 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0);
}
{ /* "topkapı" */
static const uint32_t input[] =
{ 0x0074, 0x006F, 0x0070, 0x006B, 0x0061, 0x0070, 0x0131 };
static const uint32_t casefolded[] =
{ 0x0074, 0x006F, 0x0070, 0x006B, 0x0061, 0x0070, 0x0131 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0);
}
/* Uppercasing can increase the number of Unicode characters. */
{ /* "heiß" */
static const uint32_t input[] = { 0x0068, 0x0065, 0x0069, 0x00DF };
static const uint32_t casefolded[] = { 0x0068, 0x0065, 0x0069, 0x0073, 0x0073 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
}
/* Case mappings for some characters can depend on the surrounding characters. */
{ /* "περισσότερες πληροφορίες" */
static const uint32_t input[] =
{
0x03C0, 0x03B5, 0x03C1, 0x03B9, 0x03C3, 0x03C3, 0x03CC, 0x03C4,
0x03B5, 0x03C1, 0x03B5, 0x03C2, 0x0020, 0x03C0, 0x03BB, 0x03B7,
0x03C1, 0x03BF, 0x03C6, 0x03BF, 0x03C1, 0x03AF, 0x03B5, 0x03C2
};
static const uint32_t casefolded[] =
{
0x03C0, 0x03B5, 0x03C1, 0x03B9, 0x03C3, 0x03C3, 0x03CC, 0x03C4,
0x03B5, 0x03C1, 0x03B5, 0x03C3, 0x0020, 0x03C0, 0x03BB, 0x03B7,
0x03C1, 0x03BF, 0x03C6, 0x03BF, 0x03C1, 0x03AF, 0x03B5, 0x03C3
};
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
}
/* Case mapping can require subsequent normalization. */
{ /* LATIN SMALL LETTER J WITH CARON, COMBINING DOT BELOW */
static const uint32_t input[] = { 0x01F0, 0x0323 };
static const uint32_t casefolded[] = { 0x006A, 0x030C, 0x0323 };
static const uint32_t casefolded_decomposed[] = { 0x006A, 0x0323, 0x030C };
static const uint32_t casefolded_normalized[] = { 0x01F0, 0x0323 };
ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0);
ASSERT (check (input, SIZEOF (input), NULL, UNINORM_NFD, casefolded_decomposed, SIZEOF (casefolded_decomposed)) == 0);
ASSERT (check (input, SIZEOF (input), NULL, UNINORM_NFC, casefolded_normalized, SIZEOF (casefolded_normalized)) == 0);
}
return 0;
}
|
