1 /* Test of vasnprintf() and asnprintf() functions.
2 Copyright (C) 2007 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 2, or (at your option)
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, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
24 #include "vasnprintf.h"
30 #define ASSERT(expr) if (!(expr)) abort ();
33 my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...)
38 va_start (args, format);
39 ret = vasnprintf (resultbuf, lengthp, format, args);
50 for (size = 0; size <= 8; size++)
53 char *result = my_asnprintf (NULL, &length, "%d", 12345);
54 ASSERT (result != NULL);
55 ASSERT (strcmp (result, "12345") == 0);
60 for (size = 0; size <= 8; size++)
65 memcpy (buf, "DEADBEEF", 8);
67 result = my_asnprintf (buf, &length, "%d", 12345);
68 ASSERT (result != NULL);
69 ASSERT (strcmp (result, "12345") == 0);
72 ASSERT (result != buf);
73 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
85 for (size = 0; size <= 8; size++)
88 char *result = asnprintf (NULL, &length, "%d", 12345);
89 ASSERT (result != NULL);
90 ASSERT (strcmp (result, "12345") == 0);
95 for (size = 0; size <= 8; size++)
100 memcpy (buf, "DEADBEEF", 8);
102 result = asnprintf (buf, &length, "%d", 12345);
103 ASSERT (result != NULL);
104 ASSERT (strcmp (result, "12345") == 0);
105 ASSERT (length == 5);
107 ASSERT (result != buf);
108 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
115 main (int argc, char *argv[])