src/test/block_test.c

   1 /*****************************************************************************
   2  * block_test.c: Test for block_t stuff
   3  *****************************************************************************
   4  * Copyright (C) 2008 Rémi Denis-Courmont
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation; either version 2.1 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 #ifdef HAVE_CONFIG_H
  22 # include "config.h"
  23 #endif
  24
  25 #include <stdio.h>
  26 #include <string.h>
  27 #undef NDEBUG
  28 #include <assert.h>
  29
  30 #include <vlc_common.h>
  31 #include <vlc_block.h>
  32
  33 static const char text[] =
  34     "This is a test!\n"
  35     "This file can be deleted safely!\n";
  36
  37 static void test_block_File(bool write)
  38 {
  39     FILE *stream;
  40     int res;
  41
  42     stream = fopen ("testfile.txt", "wb+e");
  43     assert (stream != NULL);
  44
  45     res = fputs (text, stream);
  46     assert (res != EOF);
  47     res = fflush (stream);
  48     assert (res != EOF);
  49
  50     block_t *block = block_File(fileno(stream), write);
  51     fclose (stream);
  52
  53     assert (block != NULL);
  54     assert (block->i_buffer == strlen (text));
  55     assert (!memcmp (block->p_buffer, text, block->i_buffer));
  56     if (write)
  57         memset(block->p_buffer, 'A', block->i_buffer);
  58     block_Release (block);
  59
  60     remove ("testfile.txt");
  61 }
  62
  63 static void test_block (void)
  64 {
  65     block_t *block = block_Alloc (sizeof (text));
  66     assert (block != NULL);
  67
  68     memcpy (block->p_buffer, text, sizeof (text));
  69     block = block_Realloc (block, 0, sizeof (text));
  70     assert (block != NULL);
  71     assert (block->i_buffer == sizeof (text));
  72     assert (!memcmp (block->p_buffer, text, sizeof (text)));
  73
  74     block = block_Realloc (block, 200, sizeof (text) + 200);
  75     assert (block != NULL);
  76     assert (block->i_buffer == 200 + sizeof (text) + 200);
  77     assert (!memcmp (block->p_buffer + 200, text, sizeof (text)));
  78
  79     block = block_Realloc (block, -200, sizeof (text) + 200);
  80     assert (block != NULL);
  81     assert (block->i_buffer == sizeof (text));
  82     assert (!memcmp (block->p_buffer, text, sizeof (text)));
  83     block_Release (block);
  84
  85     //block = block_Alloc (SIZE_MAX);
  86     //assert (block == NULL);
  87 }
  88
  89 int main (void)
  90 {
  91     test_block_File(false);
  92     test_block_File(true);
  93     test_block ();
  94     return 0;
  95 }
  96