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 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__); \
40 my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...)
45 va_start (args, format);
46 ret = vasnprintf (resultbuf, lengthp, format, args);
57 for (size = 0; size <= 8; size++)
60 char *result = my_asnprintf (NULL, &length, "%d", 12345);
61 ASSERT (result != NULL);
62 ASSERT (strcmp (result, "12345") == 0);
67 for (size = 0; size <= 8; size++)
72 memcpy (buf, "DEADBEEF", 8);
74 result = my_asnprintf (buf, &length, "%d", 12345);
75 ASSERT (result != NULL);
76 ASSERT (strcmp (result, "12345") == 0);
79 ASSERT (result != buf);
80 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
92 for (size = 0; size <= 8; size++)
95 char *result = asnprintf (NULL, &length, "%d", 12345);
96 ASSERT (result != NULL);
97 ASSERT (strcmp (result, "12345") == 0);
102 for (size = 0; size <= 8; size++)
107 memcpy (buf, "DEADBEEF", 8);
109 result = asnprintf (buf, &length, "%d", 12345);
110 ASSERT (result != NULL);
111 ASSERT (strcmp (result, "12345") == 0);
112 ASSERT (length == 5);
114 ASSERT (result != buf);
115 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
122 main (int argc, char *argv[])