wcsmbs/tst-wcsnlen.c

   1 /* Copyright (C) 1999-2023 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #include <stdio.h>
  19 #include <wchar.h>
  20
  21 #define TEST(Str, Max, Exp) \
  22   n = wcsnlen (L##Str, Max);                                                  \
  23   if (n != Exp)                                                               \
  24     {                                                                         \
  25       result = 1;                                                             \
  26       printf ("wcsnlen (L\"%s\", %d) = %d, not %d\n", Str, Max, n, Exp);      \
  27     }
  28
  29 static int
  30 do_test (void)
  31 {
  32   int result = 0;
  33   int n;
  34
  35   TEST ("0123456789", 0, 0);
  36   TEST ("0123456789", 1, 1);
  37   TEST ("0123456789", 2, 2);
  38   TEST ("0123456789", 3, 3);
  39   TEST ("0123456789", 4, 4);
  40   TEST ("0123456789", 5, 5);
  41   TEST ("0123456789", 6, 6);
  42   TEST ("0123456789", 7, 7);
  43   TEST ("0123456789", 8, 8);
  44   TEST ("0123456789", 9, 9);
  45
  46   TEST ("01234", 9, 5);
  47
  48   return result;
  49 }
  50
  51 #include <support/test-driver.c>