glibc/wcsmbs/tst-wcpncpy.c

79 lines
2.0 KiB
C

/* Copyright (C) 2003-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 2003.
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
<http://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <wchar.h>
static int
do_test (void)
{
int result = 0;
const wchar_t src[] = L"0";
wchar_t dest[21];
wmemset (dest, L'\0', 10);
wchar_t *endp = wcpncpy (dest, src, 2);
if (wcscmp (dest, src) != 0)
{
result = 1;
puts ("L\"0\" string test failed");
}
if (endp != dest + 1)
{
result = 1;
puts ("return value of L\"0\" string call incorrect");
}
const wchar_t src2[] = L"abc";
endp = wcpncpy (dest, src2, 2);
if (endp != dest + 2)
{
result = 1;
puts ("return value of limited call incorrect");
}
const wchar_t src3[] = L"";
endp = wcpncpy (dest, src3, 2);
if (endp != dest)
{
result = 1;
puts ("return value of empty string call incorrect");
}
const wchar_t src4[] = L"abcdefghijklmnopqrstuvwxyz";
endp = wcpncpy (dest, src4, 2);
if (endp != dest + 2)
{
result = 1;
puts ("return value of long string call incorrect");
}
const wchar_t src5[] = L"ab";
endp = wcpncpy (dest, src5, 20);
if (endp != dest + 2)
{
result = 1;
puts ("return value of large limit call incorrect");
}
return result;
}
#include <support/test-driver.c>