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/* Copyright (C) 1999 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <stdio.h>
#include <wctype.h>
int
main (int argc, char *argv[])
{
int result = 0;
wint_t ch;
for (ch = 0; ch < 128; ++ch)
{
if (iswlower (ch))
{
/* Get corresponding upper case character. */
wint_t up = towupper (ch);
/* This should have no effect. */
wint_t low = towlower (ch);
if ((ch != low) || (up == ch) || (up == low))
{
printf ("iswlower/towupper/towlower for character \\%x failed\n", ch);
result++;
}
}
if (iswupper (ch))
{
/* Get corresponding lower case character. */
wint_t low = towlower (ch);
/* This should have no effect. */
wint_t up = towupper (ch);
if ((ch != up) || (low == ch) || (up == low))
{
printf ("iswupper/towlower/towupper for character \\%x failed\n", ch);
result++;
}
}
}
/* Finally some specific tests. */
ch = L'A';
if (!iswupper (ch) || iswlower (ch))
{
printf ("!iswupper/iswlower (L'A') failed\n");
result++;
}
ch = L'a';
if (iswupper (ch) || !iswlower (ch))
{
printf ("iswupper/!iswlower (L'a') failed\n");
result++;
}
if (towlower (L'A') != L'a')
{
printf ("towlower(L'A') failed\n");
result++;
}
if (towupper (L'a') != L'A')
{
printf ("towupper(L'a') failed\n");
result++;
}
if (result == 0)
puts ("All test successful!");
exit (result);
}
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