1 /* Test of vasnprintf() and asnprintf() functions.
2 Copyright (C) 2007-2008 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>, 2007. */
21 #include "vasnprintf.h"
28 #define ASSERT(expr) \
33 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
41 my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...)
46 va_start (args, format);
47 ret = vasnprintf (resultbuf, lengthp, format, args);
58 for (size = 0; size <= 8; size++)
61 char *result = my_asnprintf (NULL, &length, "%d", 12345);
62 ASSERT (result != NULL);
63 ASSERT (strcmp (result, "12345") == 0);
68 for (size = 0; size <= 8; size++)
73 memcpy (buf, "DEADBEEF", 8);
75 result = my_asnprintf (buf, &length, "%d", 12345);
76 ASSERT (result != NULL);
77 ASSERT (strcmp (result, "12345") == 0);
80 ASSERT (result != buf);
81 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
93 for (size = 0; size <= 8; size++)
96 char *result = asnprintf (NULL, &length, "%d", 12345);
97 ASSERT (result != NULL);
98 ASSERT (strcmp (result, "12345") == 0);
103 for (size = 0; size <= 8; size++)
108 memcpy (buf, "DEADBEEF", 8);
110 result = asnprintf (buf, &length, "%d", 12345);
111 ASSERT (result != NULL);
112 ASSERT (strcmp (result, "12345") == 0);
113 ASSERT (length == 5);
115 ASSERT (result != buf);
116 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
123 main (int argc, char *argv[])