glibc/sysdeps/ieee754/ldbl-128ibm-compat/test-strfmon-ldbl-compat.c

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/* Test for the long double variants of strfmon* functions.
Copyright (C) 2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <locale/locale.h>
#include <monetary.h>
#include <support/check.h>
static int
do_test (void)
{
size_t written;
char buffer[64];
char *bufptr = buffer;
locale_t loc;
/* Using the C locale is enough for the purpose of this test case,
i.e.: to test that strfmon correctly reads long double values with
binary128 format. Grouping and currency are irrelevant, here. */
setlocale (LC_MONETARY, "C");
loc = newlocale (LC_MONETARY_MASK, "C", (locale_t) 0);
/* Write to the buffer. */
written = strfmon (bufptr, 32, "%.10i, %.10Li\n",
(double) -2, (long double) -1);
if (written < 0)
support_record_failure ();
else
bufptr += written;
written = strfmon_l (bufptr, 32, loc, "%.10i, %.10Li\n",
(double) -2, (long double) -1);
if (written < 0)
support_record_failure ();
/* Compare against the expected output. */
const char *expected =
"-2.0000000000, -1.0000000000\n"
"-2.0000000000, -1.0000000000\n";
TEST_COMPARE_STRING (expected, buffer);
return 0;
}
#include <support/test-driver.c>