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 2, 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           uint32_t *anonymity,
  59           uint32_t *priority,
  60           int *do_index,
  61           struct GNUNET_TIME_Absolute *expirationTime,
  62           void **client_info)
  63 {
  64   return GNUNET_OK;
  65 }
  66
  67
  68 static void
  69 run (void *cls,
  70      struct GNUNET_SCHEDULER_Handle *s,
  71      char *const *args,
  72      const char *cfgfile,
  73      const struct GNUNET_CONFIGURATION_Handle *cfg)
  74 {
  75   const char *keywords[] = {
  76     "down_foo",
  77     "down_bar",
  78   };
  79   char *fn1;
  80   char *fn2;
  81   char *buf;
  82   struct GNUNET_CONTAINER_MetaData *meta;
  83   struct GNUNET_FS_Uri *kuri;
  84   struct GNUNET_FS_FileInformation *fi1;
  85   struct GNUNET_FS_FileInformation *fi2;
  86   struct GNUNET_FS_FileInformation *fidir;
  87   struct GNUNET_FS_Handle *fs;
  88   size_t i;
  89
  90   fs = GNUNET_FS_start (s, cfg, "test-fs-file-information", NULL, NULL,
  91                         GNUNET_FS_FLAGS_NONE,
  92                         GNUNET_FS_OPTIONS_END);
  93   fn1 = GNUNET_DISK_mktemp ("gnunet-file_information-test-dst");
  94   buf = GNUNET_malloc (FILESIZE);
  95   for (i = 0; i < FILESIZE; i++)
  96     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
  97   GNUNET_assert (FILESIZE ==
  98                  GNUNET_DISK_fn_write (fn1,
  99                                        buf,
 100                                        FILESIZE,
 101                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 102   GNUNET_free (buf);
 103
 104   fn2 = GNUNET_DISK_mktemp ("gnunet-file_information-test-dst");
 105   buf = GNUNET_malloc (FILESIZE);
 106   for (i = 0; i < FILESIZE; i++)
 107     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 108   GNUNET_assert (FILESIZE ==
 109                  GNUNET_DISK_fn_write (fn2,
 110                                        buf,
 111                                        FILESIZE,
 112                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 113   GNUNET_free (buf);
 114
 115   meta = GNUNET_CONTAINER_meta_data_create ();
 116   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 117   fi1 = GNUNET_FS_file_information_create_from_file (fs,
 118                                                      "file_information-context1",
 119                                                      fn1,
 120                                                      kuri,
 121                                                      meta,
 122                                                      GNUNET_YES,
 123                                                      1,
 124                                                      42,
 125                                                      GNUNET_TIME_relative_to_absolute (LIFETIME));
 126   fi2 = GNUNET_FS_file_information_create_from_file (fs,
 127                                                      "file_information-context2",
 128                                                      fn2,
 129                                                      kuri,
 130                                                      meta,
 131                                                      GNUNET_YES,
 132                                                      1,
 133                                                      42,
 134                                                      GNUNET_TIME_relative_to_absolute (LIFETIME));
 135   fidir = GNUNET_FS_file_information_create_empty_directory (fs,
 136                                                              "file_information-context-dir",
 137                                                              kuri,
 138                                                              meta,
 139                                                              1,
 140                                                              42,
 141                                                              GNUNET_TIME_relative_to_absolute (LIFETIME));
 142   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 143   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 144   GNUNET_FS_uri_destroy (kuri);
 145   GNUNET_CONTAINER_meta_data_destroy (meta);
 146   GNUNET_assert (NULL != fidir);
 147   /* FIXME: test more of API! */
 148   GNUNET_FS_file_information_destroy (fidir,
 149                                       &mycleaner,
 150                                       NULL);
 151   GNUNET_DISK_directory_remove (fn1);
 152   GNUNET_DISK_directory_remove (fn2);
 153   GNUNET_free_non_null (fn1);
 154   GNUNET_free_non_null (fn2);
 155   GNUNET_FS_stop (fs);
 156 }
 157
 158
 159 static int
 160 testThumbnail ()
 161 {
 162   struct GNUNET_CONTAINER_MetaData *m;
 163   struct GNUNET_CONTAINER_MetaData *d;
 164   struct EXTRACTOR_PluginList *ex;
 165   unsigned char *thumb;
 166   size_t size;
 167   char *date;
 168
 169   ex = EXTRACTOR_plugin_add_config (NULL, "thumbnailgtk", EXTRACTOR_OPTION_DEFAULT_POLICY);
 170   if (ex == NULL)
 171     {
 172       fprintf (stderr,
 173                "Test incomplete, have no GTK thumbnail extractor available.\n");
 174       return 0;                 /* can not test, no thumbnailer */
 175     }
 176   ex = EXTRACTOR_plugin_add_config (ex, "mime", EXTRACTOR_OPTION_DEFAULT_POLICY);
 177   m = GNUNET_CONTAINER_meta_data_create ();
 178   if (3 != GNUNET_FS_meta_data_extract_from_file (m,
 179                                                   "test_fs_file_information_meta_data_image.jpg",
 180                                                   ex))
 181     {
 182       GNUNET_break (0);
 183       EXTRACTOR_plugin_remove_all (ex);
 184       GNUNET_CONTAINER_meta_data_destroy (m);
 185       return 1;
 186     }
 187   EXTRACTOR_plugin_remove_all (ex);
 188   d = GNUNET_CONTAINER_meta_data_duplicate (m);
 189   GNUNET_CONTAINER_meta_data_destroy (m);
 190   thumb = NULL;
 191   size = GNUNET_CONTAINER_meta_data_get_thumbnail (d, &thumb);
 192   if (size == 0)
 193     {
 194       GNUNET_break (0);
 195       GNUNET_CONTAINER_meta_data_destroy (d);
 196       return 1;
 197     }
 198   GNUNET_free (thumb);
 199   GNUNET_CONTAINER_meta_data_add_publication_date (d);
 200   date = GNUNET_CONTAINER_meta_data_get_by_type (d,
 201                                                  EXTRACTOR_METATYPE_PUBLICATION_DATE);
 202   if (date == NULL)
 203     {
 204       GNUNET_break (0);
 205       GNUNET_CONTAINER_meta_data_destroy (d);
 206       return 1;
 207     }
 208   GNUNET_free (date);
 209   GNUNET_CONTAINER_meta_data_destroy (d);
 210   return 0;
 211 }
 212
 213
 214
 215 int
 216 main (int argc, char *argv[])
 217 {
 218   char *const argvx[] = {
 219     "test-fs-file_information",
 220     "-c",
 221     "test_fs_file_information_data.conf",
 222 #if VERBOSE
 223     "-L", "DEBUG",
 224 #endif
 225     NULL
 226   };
 227   struct GNUNET_GETOPT_CommandLineOption options[] = {
 228     GNUNET_GETOPT_OPTION_END
 229   };
 230
 231   GNUNET_log_setup ("test_fs_file_information",
 232 #if VERBOSE
 233                     "DEBUG",
 234 #else
 235                     "WARNING",
 236 #endif
 237                     NULL);
 238   if (0 != testThumbnail ())
 239     return 1;
 240   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 241                       argvx, "test-fs-file_information",
 242                       "nohelp", options, &run, NULL);
 243   return 0;
 244 }
 245
 246 /* end of test_fs_file_information.c */