Mercurial > gnulib
view tests/test-c-vsnprintf.c @ 40167:c1aa6d1185ea
strtold: Add tests.
* tests/test-strtold.c: New file, based on tests/test-strtod.c.
* modules/strtold-tests: New file.
author | Bruno Haible <bruno@clisp.org> |
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date | Wed, 30 Jan 2019 03:53:43 +0100 |
parents | b06060465f09 |
children |
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/* Test of c_vsnprintf() function. Copyright (C) 2011-2019 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/>. */ #include <config.h> #include "c-vsnprintf.h" #include <locale.h> #include <stdarg.h> #include <stdio.h> #include <string.h> #include "macros.h" #include <string.h> static int my_c_snprintf (char *buf, int size, const char *format, ...) { va_list args; int ret; va_start (args, format); ret = c_vsnprintf (buf, size, format, args); va_end (args); return ret; } int main (int argc, char *argv[]) { /* configure should already have checked that the locale is supported. */ if (setlocale (LC_ALL, "") == NULL) return 1; /* Test behaviour of snprintf() as a "control group". (We should be running in a locale where ',' is the decimal point.) */ { char s[16]; snprintf (s, sizeof s, "%#.0f", 1.0); if (!strcmp (s, "1.")) { /* Skip the test, since we're not in a useful locale for testing. */ return 77; } ASSERT (!strcmp (s, "1,")); } /* Test behaviour of c_vsnprintf(). It should always use '.' as the decimal point. */ { char s[16]; my_c_snprintf (s, sizeof s, "%#.0f", 1.0); ASSERT (!strcmp (s, "1.")); } return 0; }