/* Test of character handling in C locale.
   Copyright (C) 2005, 2007-2008 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 <http://www.gnu.org/licenses/>.  */

/* Written by Bruno Haible <bruno@clisp.org>, 2005.  */

#include <config.h>

#include "c-ctype.h"

#include <locale.h>
#include <stdio.h>
#include <stdlib.h>

#define ASSERT(expr) \
  do									     \
    {									     \
      if (!(expr))							     \
        {								     \
          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
          fflush (stderr);						     \
          abort ();							     \
        }								     \
    }									     \
  while (0)

static void
test_all (void)
{
  int c;

  for (c = -0x80; c < 0x100; c++)
    {
      ASSERT (c_isascii (c) == (c >= 0 && c < 0x80));

      switch (c)
	{
	case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
	case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
	case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
	case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
	case 'Y': case 'Z':
	case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
	case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
	case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
	case 's': case 't': case 'u': case 'v': case 'w': case 'x':
	case 'y': case 'z':
	case '0': case '1': case '2': case '3': case '4': case '5':
	case '6': case '7': case '8': case '9':
	  ASSERT (c_isalnum (c) == 1);
	  break;
	default:
	  ASSERT (c_isalnum (c) == 0);
	  break;
	}

      switch (c)
	{
	case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
	case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
	case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
	case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
	case 'Y': case 'Z':
	case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
	case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
	case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
	case 's': case 't': case 'u': case 'v': case 'w': case 'x':
	case 'y': case 'z':
	  ASSERT (c_isalpha (c) == 1);
	  break;
	default:
	  ASSERT (c_isalpha (c) == 0);
	  break;
	}

      switch (c)
	{
	case '\t': case ' ':
	  ASSERT (c_isblank (c) == 1);
	  break;
	default:
	  ASSERT (c_isblank (c) == 0);
	  break;
	}

      ASSERT (c_iscntrl (c) == ((c >= 0 && c < 0x20) || c == 0x7f));

      switch (c)
	{
	case '0': case '1': case '2': case '3': case '4': case '5':
	case '6': case '7': case '8': case '9':
	  ASSERT (c_isdigit (c) == 1);
	  break;
	default:
	  ASSERT (c_isdigit (c) == 0);
	  break;
	}

      switch (c)
	{
	case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
	case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
	case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
	case 's': case 't': case 'u': case 'v': case 'w': case 'x':
	case 'y': case 'z':
	  ASSERT (c_islower (c) == 1);
	  break;
	default:
	  ASSERT (c_islower (c) == 0);
	  break;
	}

      ASSERT (c_isgraph (c) == ((c >= 0x20 && c < 0x7f) && c != ' '));

      ASSERT (c_isprint (c) == (c >= 0x20 && c < 0x7f));

      ASSERT (c_ispunct (c) == (c_isgraph (c) && !c_isalnum (c)));

      switch (c)
	{
	case ' ': case '\t': case '\n': case '\v': case '\f': case '\r':
	  ASSERT (c_isspace (c) == 1);
	  break;
	default:
	  ASSERT (c_isspace (c) == 0);
	  break;
	}

      switch (c)
	{
	case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
	case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
	case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
	case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
	case 'Y': case 'Z':
	  ASSERT (c_isupper (c) == 1);
	  break;
	default:
	  ASSERT (c_isupper (c) == 0);
	  break;
	}

      switch (c)
	{
	case '0': case '1': case '2': case '3': case '4': case '5':
	case '6': case '7': case '8': case '9':
	case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
	case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
	  ASSERT (c_isxdigit (c) == 1);
	  break;
	default:
	  ASSERT (c_isxdigit (c) == 0);
	  break;
	}

      switch (c)
	{
	case 'A':
	  ASSERT (c_tolower (c) == 'a');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'B':
	  ASSERT (c_tolower (c) == 'b');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'C':
	  ASSERT (c_tolower (c) == 'c');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'D':
	  ASSERT (c_tolower (c) == 'd');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'E':
	  ASSERT (c_tolower (c) == 'e');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'F':
	  ASSERT (c_tolower (c) == 'f');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'G':
	  ASSERT (c_tolower (c) == 'g');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'H':
	  ASSERT (c_tolower (c) == 'h');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'I':
	  ASSERT (c_tolower (c) == 'i');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'J':
	  ASSERT (c_tolower (c) == 'j');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'K':
	  ASSERT (c_tolower (c) == 'k');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'L':
	  ASSERT (c_tolower (c) == 'l');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'M':
	  ASSERT (c_tolower (c) == 'm');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'N':
	  ASSERT (c_tolower (c) == 'n');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'O':
	  ASSERT (c_tolower (c) == 'o');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'P':
	  ASSERT (c_tolower (c) == 'p');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'Q':
	  ASSERT (c_tolower (c) == 'q');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'R':
	  ASSERT (c_tolower (c) == 'r');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'S':
	  ASSERT (c_tolower (c) == 's');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'T':
	  ASSERT (c_tolower (c) == 't');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'U':
	  ASSERT (c_tolower (c) == 'u');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'V':
	  ASSERT (c_tolower (c) == 'v');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'W':
	  ASSERT (c_tolower (c) == 'w');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'X':
	  ASSERT (c_tolower (c) == 'x');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'Y':
	  ASSERT (c_tolower (c) == 'y');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'Z':
	  ASSERT (c_tolower (c) == 'z');
	  ASSERT (c_toupper (c) == c);
	  break;
	case 'a':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'A');
	  break;
	case 'b':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'B');
	  break;
	case 'c':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'C');
	  break;
	case 'd':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'D');
	  break;
	case 'e':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'E');
	  break;
	case 'f':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'F');
	  break;
	case 'g':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'G');
	  break;
	case 'h':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'H');
	  break;
	case 'i':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'I');
	  break;
	case 'j':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'J');
	  break;
	case 'k':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'K');
	  break;
	case 'l':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'L');
	  break;
	case 'm':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'M');
	  break;
	case 'n':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'N');
	  break;
	case 'o':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'O');
	  break;
	case 'p':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'P');
	  break;
	case 'q':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'Q');
	  break;
	case 'r':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'R');
	  break;
	case 's':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'S');
	  break;
	case 't':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'T');
	  break;
	case 'u':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'U');
	  break;
	case 'v':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'V');
	  break;
	case 'w':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'W');
	  break;
	case 'x':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'X');
	  break;
	case 'y':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'Y');
	  break;
	case 'z':
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == 'Z');
	  break;
	default:
	  ASSERT (c_tolower (c) == c);
	  ASSERT (c_toupper (c) == c);
	  break;
	}
    }
}

int
main ()
{
  test_all ();

  setlocale (LC_ALL, "de_DE");
  test_all ();

  setlocale (LC_ALL, "ja_JP.EUC-JP");
  test_all ();

  return 0;
}