gl/tests/test-ino-map.c

   1 /* Test the ino-map module.
   2    Copyright (C) 2010 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program 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
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Jim Meyering.  */
  18
  19 #include <config.h>
  20 #include <stdlib.h>
  21 #include <stdio.h>
  22 #include <string.h>
  23
  24 /* FIXME: once/if in gnulib, use #include "macros.h" in place of this */
  25 #define ASSERT(expr) \
  26   do                                                                         \
  27     {                                                                        \
  28       if (!(expr))                                                           \
  29         {                                                                    \
  30           fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
  31           fflush (stderr);                                                   \
  32           abort ();                                                          \
  33         }                                                                    \
  34     }                                                                        \
  35   while (0)
  36
  37 #include "ino-map.h"
  38
  39 int
  40 main ()
  41 {
  42   enum { INO_MAP_INIT = 123 };
  43   struct ino_map *ino_map = ino_map_alloc (INO_MAP_INIT);
  44   ASSERT (ino_map != NULL);
  45
  46   ASSERT (ino_map_insert (ino_map, 42) == INO_MAP_INIT);
  47   ASSERT (ino_map_insert (ino_map, 42) == INO_MAP_INIT);
  48   ASSERT (ino_map_insert (ino_map, 398) == INO_MAP_INIT + 1);
  49   ASSERT (ino_map_insert (ino_map, 398) == INO_MAP_INIT + 1);
  50   ASSERT (ino_map_insert (ino_map, 0) == INO_MAP_INIT + 2);
  51   ASSERT (ino_map_insert (ino_map, 0) == INO_MAP_INIT + 2);
  52
  53   int i;
  54   for (i = 0; i < 100; i++)
  55     {
  56       ASSERT (ino_map_insert (ino_map, 10000 + i) == INO_MAP_INIT + 3 + i);
  57     }
  58
  59   ino_map_free (ino_map);
  60
  61   return 0;
  62 }