src/fs/test_fs_file_information.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2004, 2005, 2006, 2008, 2009 Christian Grothoff (and other contributing authors)
   4
   5      GNUnet is free software; you can redistribute it and/or modify
   6      it under the terms of the GNU General Public License as published
   7      by the Free Software Foundation; either version 3, or (at your
   8      option) any later version.
   9
  10      GNUnet is distributed in the hope that it will be useful, but
  11      WITHOUT ANY WARRANTY; without even the implied warranty of
  12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13      General Public License for more details.
  14
  15      You should have received a copy of the GNU General Public License
  16      along with GNUnet; see the file COPYING.  If not, write to the
  17      Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18      Boston, MA 02111-1307, USA.
  19 */
  20
  21 /**
  22  * @file fs/test_fs_file_information.c
  23  * @brief simple testcase for file_information operations
  24  * @author Christian Grothoff
  25  *
  26  * TODO:
  27  * - test that metatdata, etc. are all correct (for example,
  28  *   there is a known bug with dirname never being set that is
  29  *   not detected!)
  30  * - need to iterate over file-information structure
  31  * - other API functions may not yet be tested (such as
  32  *   filedata-from-callback)
  33  */
  34
  35 #include "platform.h"
  36 #include "gnunet_util_lib.h"
  37 #include "gnunet_fs_service.h"
  38
  39 #define VERBOSE GNUNET_NO
  40
  41 /**
  42  * File-size we use for testing.
  43  */
  44 #define FILESIZE (1024 * 1024 * 2)
  45
  46 /**
  47  * How long should our test-content live?
  48  */
  49 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  50
  51
  52 static int
  53 mycleaner(void *cls,
  54           struct GNUNET_FS_FileInformation *fi,
  55           uint64_t length,
  56           struct GNUNET_CONTAINER_MetaData *meta,
  57           struct GNUNET_FS_Uri **uri,
  58           struct GNUNET_FS_BlockOptions *bo,
  59           int *do_index,
  60           void **client_info)
  61 {
  62   return GNUNET_OK;
  63 }
  64
  65
  66 static void
  67 run (void *cls,
  68      char *const *args,
  69      const char *cfgfile,
  70      const struct GNUNET_CONFIGURATION_Handle *cfg)
  71 {
  72   const char *keywords[] = {
  73     "down_foo",
  74     "down_bar",
  75   };
  76   char *fn1;
  77   char *fn2;
  78   char *buf;
  79   struct GNUNET_CONTAINER_MetaData *meta;
  80   struct GNUNET_FS_Uri *kuri;
  81   struct GNUNET_FS_FileInformation *fi1;
  82   struct GNUNET_FS_FileInformation *fi2;
  83   struct GNUNET_FS_FileInformation *fidir;
  84   struct GNUNET_FS_Handle *fs;
  85   size_t i;
  86   struct GNUNET_FS_BlockOptions bo;
  87
  88   fs = GNUNET_FS_start (cfg, "test-fs-file-information", NULL, NULL,
  89                         GNUNET_FS_FLAGS_NONE,
  90                         GNUNET_FS_OPTIONS_END);
  91   fn1 = GNUNET_DISK_mktemp ("gnunet-file_information-test-dst");
  92   buf = GNUNET_malloc (FILESIZE);
  93   for (i = 0; i < FILESIZE; i++)
  94     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
  95   GNUNET_assert (FILESIZE ==
  96                  GNUNET_DISK_fn_write (fn1,
  97                                        buf,
  98                                        FILESIZE,
  99                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 100   GNUNET_free (buf);
 101
 102   fn2 = GNUNET_DISK_mktemp ("gnunet-file_information-test-dst");
 103   buf = GNUNET_malloc (FILESIZE);
 104   for (i = 0; i < FILESIZE; i++)
 105     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 106   GNUNET_assert (FILESIZE ==
 107                  GNUNET_DISK_fn_write (fn2,
 108                                        buf,
 109                                        FILESIZE,
 110                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 111   GNUNET_free (buf);
 112
 113   meta = GNUNET_CONTAINER_meta_data_create ();
 114   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 115   bo.content_priority = 42;
 116   bo.anonymity_level = 1;
 117   bo.replication_level = 0;
 118   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 119   fi1 = GNUNET_FS_file_information_create_from_file (fs,
 120                                                      "file_information-context1",
 121                                                      fn1,
 122                                                      kuri,
 123                                                      meta,
 124                                                      GNUNET_YES,
 125                                                      &bo);
 126   GNUNET_assert (fi1 != NULL);
 127   fi2 = GNUNET_FS_file_information_create_from_file (fs,
 128                                                      "file_information-context2",
 129                                                      fn2,
 130                                                      kuri,
 131                                                      meta,
 132                                                      GNUNET_YES,
 133                                                      &bo);
 134   GNUNET_assert (fi2 != NULL);
 135   fidir = GNUNET_FS_file_information_create_empty_directory (fs,
 136                                                              "file_information-context-dir",
 137                                                              kuri,
 138                                                              meta,
 139                                                              &bo);
 140   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 141   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 142   GNUNET_FS_uri_destroy (kuri);
 143   GNUNET_CONTAINER_meta_data_destroy (meta);
 144   GNUNET_assert (NULL != fidir);
 145   /* FIXME: test more of API! */
 146   GNUNET_FS_file_information_destroy (fidir,
 147                                       &mycleaner,
 148                                       NULL);
 149   GNUNET_DISK_directory_remove (fn1);
 150   GNUNET_DISK_directory_remove (fn2);
 151   GNUNET_free_non_null (fn1);
 152   GNUNET_free_non_null (fn2);
 153   GNUNET_FS_stop (fs);
 154 }
 155
 156
 157 static int
 158 testThumbnail ()
 159 {
 160   struct GNUNET_CONTAINER_MetaData *m;
 161   struct GNUNET_CONTAINER_MetaData *d;
 162   struct EXTRACTOR_PluginList *ex;
 163   unsigned char *thumb;
 164   size_t size;
 165   char *date;
 166
 167   ex = EXTRACTOR_plugin_add_config (NULL, "thumbnailgtk", EXTRACTOR_OPTION_DEFAULT_POLICY);
 168   if (ex == NULL)
 169     {
 170       fprintf (stderr,
 171                "Test incomplete, have no GTK thumbnail extractor available.\n");
 172       return 0;                 /* can not test, no thumbnailer */
 173     }
 174   ex = EXTRACTOR_plugin_add_config (ex, "mime", EXTRACTOR_OPTION_DEFAULT_POLICY);
 175   m = GNUNET_CONTAINER_meta_data_create ();
 176   if (3 != GNUNET_FS_meta_data_extract_from_file (m,
 177                                                   "test_fs_file_information_meta_data_image.jpg",
 178                                                   ex))
 179     {
 180       GNUNET_break (0);
 181       EXTRACTOR_plugin_remove_all (ex);
 182       GNUNET_CONTAINER_meta_data_destroy (m);
 183       return 1;
 184     }
 185   EXTRACTOR_plugin_remove_all (ex);
 186   d = GNUNET_CONTAINER_meta_data_duplicate (m);
 187   GNUNET_CONTAINER_meta_data_destroy (m);
 188   thumb = NULL;
 189   size = GNUNET_CONTAINER_meta_data_get_thumbnail (d, &thumb);
 190   if (size == 0)
 191     {
 192       GNUNET_break (0);
 193       GNUNET_CONTAINER_meta_data_destroy (d);
 194       return 1;
 195     }
 196   GNUNET_free (thumb);
 197   GNUNET_CONTAINER_meta_data_add_publication_date (d);
 198   date = GNUNET_CONTAINER_meta_data_get_by_type (d,
 199                                                  EXTRACTOR_METATYPE_PUBLICATION_DATE);
 200   if (date == NULL)
 201     {
 202       GNUNET_break (0);
 203       GNUNET_CONTAINER_meta_data_destroy (d);
 204       return 1;
 205     }
 206   GNUNET_free (date);
 207   GNUNET_CONTAINER_meta_data_destroy (d);
 208   return 0;
 209 }
 210
 211
 212
 213 int
 214 main (int argc, char *argv[])
 215 {
 216   char *const argvx[] = {
 217     "test-fs-file_information",
 218     "-c",
 219     "test_fs_file_information_data.conf",
 220 #if VERBOSE
 221     "-L", "DEBUG",
 222 #endif
 223     NULL
 224   };
 225   struct GNUNET_GETOPT_CommandLineOption options[] = {
 226     GNUNET_GETOPT_OPTION_END
 227   };
 228
 229   GNUNET_log_setup ("test_fs_file_information",
 230 #if VERBOSE
 231                     "DEBUG",
 232 #else
 233                     "WARNING",
 234 #endif
 235                     NULL);
 236   if (0 != testThumbnail ())
 237     return 1;
 238   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 239                       argvx, "test-fs-file_information",
 240                       "nohelp", options, &run, NULL);
 241   return 0;
 242 }
 243
 244 /* end of test_fs_file_information.c */