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/* Test of POSIX compatible vasnprintf() and asnprintf() functions.
Copyright (C) 2007-2023 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>, 2007. */
#include <config.h>
#include "vasnprintf.h"
#include <locale.h>
#include <stdlib.h>
#include <string.h>
#include "macros.h"
int
main (int argc, char *argv[])
{
/* configure should already have checked that the locale is supported. */
if (setlocale (LC_ALL, "") == NULL)
return 1;
/* Test that a locale dependent decimal point is used. */
{
size_t length;
char *result = asnprintf (NULL, &length, "%.1a", 1.0);
ASSERT (result != NULL);
ASSERT (strcmp (result, "0x1,0p+0") == 0
|| strcmp (result, "0x2,0p-1") == 0
|| strcmp (result, "0x4,0p-2") == 0
|| strcmp (result, "0x8,0p-3") == 0);
ASSERT (length == strlen (result));
free (result);
}
/* Test that a locale dependent decimal point is used. */
{
size_t length;
char *result = asnprintf (NULL, &length, "%.1La", 1.0L);
ASSERT (result != NULL);
ASSERT (strcmp (result, "0x1,0p+0") == 0
|| strcmp (result, "0x2,0p-1") == 0
|| strcmp (result, "0x4,0p-2") == 0
|| strcmp (result, "0x8,0p-3") == 0);
ASSERT (length == strlen (result));
free (result);
}
return 0;
}
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