1 /* Test of conversion of wide string to string.
2 Copyright (C) 2008 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17 /* Written by Bruno Haible <bruno@clisp.org>, 2008. */
28 #define ASSERT(expr) \
33 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
41 main (int argc, char *argv[])
43 /* configure should already have checked that the locale is supported. */
44 if (setlocale (LC_ALL, "") == NULL)
58 for (i = 0; i < BUFSIZE; i++)
65 /* Locale encoding is ISO-8859-1 or ISO-8859-15. */
67 const char original[] = "B\374\337er"; /* "Büßer" */
69 ret = mbstowcs (input, original, 10);
72 for (n = 0; n < 10; n++)
75 ret = wcsnrtombs (NULL, &src, 6, n, NULL);
77 ASSERT (src == input);
80 ret = wcsnrtombs (buf, &src, 6, n, NULL);
81 ASSERT (ret == (n <= 5 ? n : 5));
82 ASSERT (src == (n <= 5 ? input + n : NULL));
83 ASSERT (memcmp (buf, original, ret) == 0);
85 ASSERT (buf[ret] == '\0');
86 ASSERT (buf[ret + (src == NULL) + 0] == '_');
87 ASSERT (buf[ret + (src == NULL) + 1] == '_');
88 ASSERT (buf[ret + (src == NULL) + 2] == '_');
94 /* Locale encoding is UTF-8. */
96 const char original[] = "B\303\274\303\237er"; /* "Büßer" */
98 ret = mbstowcs (input, original, 10);
101 for (n = 0; n < 10; n++)
104 ret = wcsnrtombs (NULL, &src, 6, n, NULL);
106 ASSERT (src == input);
109 ret = wcsnrtombs (buf, &src, 6, n, NULL);
110 ASSERT (ret == (n < 1 ? n :
114 ASSERT (src == (n < 1 ? input + n :
117 n <= 7 ? input + (n - 2) : NULL));
118 ASSERT (memcmp (buf, original, ret) == 0);
120 ASSERT (buf[ret] == '\0');
121 ASSERT (buf[ret + (src == NULL) + 0] == '_');
122 ASSERT (buf[ret + (src == NULL) + 1] == '_');
123 ASSERT (buf[ret + (src == NULL) + 2] == '_');
129 /* Locale encoding is EUC-JP. */
131 const char original[] = "<\306\374\313\334\270\354>"; /* "<日本語>" */
133 ret = mbstowcs (input, original, 10);
136 for (n = 0; n < 10; n++)
139 ret = wcsnrtombs (NULL, &src, 6, n, NULL);
141 ASSERT (src == input);
144 ret = wcsnrtombs (buf, &src, 6, n, NULL);
145 ASSERT (ret == (n < 1 ? n :
150 ASSERT (src == (n < 1 ? input + n :
154 n <= 8 ? input + (n - 3) : NULL));
155 ASSERT (memcmp (buf, original, ret) == 0);
157 ASSERT (buf[ret] == '\0');
158 ASSERT (buf[ret + (src == NULL) + 0] == '_');
159 ASSERT (buf[ret + (src == NULL) + 1] == '_');
160 ASSERT (buf[ret + (src == NULL) + 2] == '_');
167 /* Locale encoding is GB18030. */
169 const char original[] = "B\250\271\201\060\211\070er"; /* "Büßer" */
171 ret = mbstowcs (input, original, 10);
174 for (n = 0; n < 10; n++)
177 ret = wcsnrtombs (NULL, &src, 6, n, NULL);
179 ASSERT (src == input);
182 ret = wcsnrtombs (buf, &src, 6, n, NULL);
183 ASSERT (ret == (n < 1 ? n :
187 ASSERT (src == (n < 1 ? input + n :
190 n <= 9 ? input + (n - 4) : NULL));
191 ASSERT (memcmp (buf, original, ret) == 0);
193 ASSERT (buf[ret] == '\0');
194 ASSERT (buf[ret + (src == NULL) + 0] == '_');
195 ASSERT (buf[ret + (src == NULL) + 1] == '_');
196 ASSERT (buf[ret + (src == NULL) + 2] == '_');