wcsmbs/tst-wcsnlen.c

   1 /* Copyright (C) 1999-2019 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <stdio.h>
  20 #include <wchar.h>
  21
  22 #define TEST(Str, Max, Exp) \
  23   n = wcsnlen (L##Str, Max);                                                  \
  24   if (n != Exp)                                                               \
  25     {                                                                         \
  26       result = 1;                                                             \
  27       printf ("wcsnlen (L\"%s\", %d) = %d, not %d\n", Str, Max, n, Exp);      \
  28     }
  29
  30 static int
  31 do_test (void)
  32 {
  33   int result = 0;
  34   int n;
  35
  36   TEST ("0123456789", 0, 0);
  37   TEST ("0123456789", 1, 1);
  38   TEST ("0123456789", 2, 2);
  39   TEST ("0123456789", 3, 3);
  40   TEST ("0123456789", 4, 4);
  41   TEST ("0123456789", 5, 5);
  42   TEST ("0123456789", 6, 6);
  43   TEST ("0123456789", 7, 7);
  44   TEST ("0123456789", 8, 8);
  45   TEST ("0123456789", 9, 9);
  46
  47   TEST ("01234", 9, 5);
  48
  49   return result;
  50 }
  51
  52 #include <support/test-driver.c>