test-strtonum.c

   1 /*      $Id: test-strtonum.c,v 1.2 2015/10/06 18:32:20 schwarze Exp $   */
   2 /*
   3  * Copyright (c) 2015 Ingo Schwarze <schwarze@openbsd.org>
   4  *
   5  * Permission to use, copy, modify, and distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  */
  17
  18 #include <stdlib.h>
  19
  20 int
  21 main(void)
  22 {
  23         const char *errstr;
  24
  25         if (strtonum("1", 0, 2, &errstr) != 1)
  26                 return 1;
  27         if (errstr != NULL)
  28                 return 2;
  29         if (strtonum("1x", 0, 2, &errstr) != 0)
  30                 return 3;
  31         if (errstr == NULL)
  32                 return 4;
  33         if (strtonum("2", 0, 1, &errstr) != 0)
  34                 return 5;
  35         if (errstr == NULL)
  36                 return 6;
  37         if (strtonum("0", 1, 2, &errstr) != 0)
  38                 return 7;
  39         if (errstr == NULL)
  40                 return 8;
  41         return 0;
  42 }