gio/tests/file.c

   1 #include <string.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <gio/gio.h>
   5 #include <gio/gfiledescriptorbased.h>
   6 #ifdef G_OS_UNIX
   7 #include <sys/stat.h>
   8 #endif
   9
  10 static void
  11 test_basic_for_file (GFile       *file,
  12                      const gchar *suffix)
  13 {
  14   gchar *s;
  15
  16   s = g_file_get_basename (file);
  17   g_assert_cmpstr (s, ==, "testfile");
  18   g_free (s);
  19
  20   s = g_file_get_uri (file);
  21   g_assert (g_str_has_prefix (s, "file://"));
  22   g_assert (g_str_has_suffix (s, suffix));
  23   g_free (s);
  24
  25   g_assert (g_file_has_uri_scheme (file, "file"));
  26   s = g_file_get_uri_scheme (file);
  27   g_assert_cmpstr (s, ==, "file");
  28   g_free (s);
  29 }
  30
  31 static void
  32 test_basic (void)
  33 {
  34   GFile *file;
  35
  36   file = g_file_new_for_path ("./some/directory/testfile");
  37   test_basic_for_file (file, "/some/directory/testfile");
  38   g_object_unref (file);
  39 }
  40
  41 static void
  42 test_build_filename (void)
  43 {
  44   GFile *file;
  45
  46   file = g_file_new_build_filename (".", "some", "directory", "testfile", NULL);
  47   test_basic_for_file (file, "/some/directory/testfile");
  48   g_object_unref (file);
  49
  50   file = g_file_new_build_filename ("testfile", NULL);
  51   test_basic_for_file (file, "/testfile");
  52   g_object_unref (file);
  53 }
  54
  55 static void
  56 test_parent (void)
  57 {
  58   GFile *file;
  59   GFile *file2;
  60   GFile *parent;
  61   GFile *root;
  62
  63   file = g_file_new_for_path ("./some/directory/testfile");
  64   file2 = g_file_new_for_path ("./some/directory");
  65   root = g_file_new_for_path ("/");
  66
  67   g_assert (g_file_has_parent (file, file2));
  68
  69   parent = g_file_get_parent (file);
  70   g_assert (g_file_equal (parent, file2));
  71   g_object_unref (parent);
  72
  73   g_assert (g_file_get_parent (root) == NULL);
  74
  75   g_object_unref (file);
  76   g_object_unref (file2);
  77   g_object_unref (root);
  78 }
  79
  80 static void
  81 test_child (void)
  82 {
  83   GFile *file;
  84   GFile *child;
  85   GFile *child2;
  86
  87   file = g_file_new_for_path ("./some/directory");
  88   child = g_file_get_child (file, "child");
  89   g_assert (g_file_has_parent (child, file));
  90
  91   child2 = g_file_get_child_for_display_name (file, "child2", NULL);
  92   g_assert (g_file_has_parent (child2, file));
  93
  94   g_object_unref (child);
  95   g_object_unref (child2);
  96   g_object_unref (file);
  97 }
  98
  99 static void
 100 test_type (void)
 101 {
 102   GFile *datapath_f;
 103   GFile *file;
 104   GFileType type;
 105   GError *error = NULL;
 106
 107   datapath_f = g_file_new_for_path (g_test_get_dir (G_TEST_DIST));
 108
 109   file = g_file_get_child (datapath_f, "g-icon.c");
 110   type = g_file_query_file_type (file, 0, NULL);
 111   g_assert_cmpint (type, ==, G_FILE_TYPE_REGULAR);
 112   g_object_unref (file);
 113
 114   file = g_file_get_child (datapath_f, "cert-tests");
 115   type = g_file_query_file_type (file, 0, NULL);
 116   g_assert_cmpint (type, ==, G_FILE_TYPE_DIRECTORY);
 117
 118   g_file_read (file, NULL, &error);
 119   g_assert_error (error, G_IO_ERROR, G_IO_ERROR_IS_DIRECTORY);
 120   g_error_free (error);
 121   g_object_unref (file);
 122
 123   g_object_unref (datapath_f);
 124 }
 125
 126 static void
 127 test_parse_name (void)
 128 {
 129   GFile *file;
 130   gchar *name;
 131
 132   file = g_file_new_for_uri ("file://somewhere");
 133   name = g_file_get_parse_name (file);
 134   g_assert_cmpstr (name, ==, "file://somewhere");
 135   g_object_unref (file);
 136   g_free (name);
 137
 138   file = g_file_parse_name ("~foo");
 139   name = g_file_get_parse_name (file);
 140   g_assert (name != NULL);
 141   g_object_unref (file);
 142   g_free (name);
 143 }
 144
 145 typedef struct
 146 {
 147   GFile *file;
 148   GFileMonitor *monitor;
 149   GOutputStream *ostream;
 150   GInputStream *istream;
 151   GMainLoop *loop;
 152   gint buffersize;
 153   gint monitor_created;
 154   gint monitor_deleted;
 155   gint monitor_changed;
 156   gchar *monitor_path;
 157   gint pos;
 158   const gchar *data;
 159   gchar *buffer;
 160   guint timeout;
 161 } CreateDeleteData;
 162
 163 static void
 164 monitor_changed (GFileMonitor      *monitor,
 165                  GFile             *file,
 166                  GFile             *other_file,
 167                  GFileMonitorEvent  event_type,
 168                  gpointer           user_data)
 169 {
 170   CreateDeleteData *data = user_data;
 171   gchar *path;
 172   const gchar *peeked_path;
 173
 174   path = g_file_get_path (file);
 175   peeked_path = g_file_peek_path (file);
 176   g_assert_cmpstr (data->monitor_path, ==, path);
 177   g_assert_cmpstr (path, ==, peeked_path);
 178   g_free (path);
 179
 180   if (event_type == G_FILE_MONITOR_EVENT_CREATED)
 181     data->monitor_created++;
 182   if (event_type == G_FILE_MONITOR_EVENT_DELETED)
 183     data->monitor_deleted++;
 184   if (event_type == G_FILE_MONITOR_EVENT_CHANGED)
 185     data->monitor_changed++;
 186 }
 187
 188
 189 static gboolean
 190 quit_idle (gpointer user_data)
 191 {
 192   CreateDeleteData *data = user_data;
 193
 194   g_source_remove (data->timeout);
 195   g_main_loop_quit (data->loop);
 196
 197   return FALSE;
 198 }
 199
 200 static void
 201 iclosed_cb (GObject      *source,
 202             GAsyncResult *res,
 203             gpointer      user_data)
 204 {
 205   CreateDeleteData *data = user_data;
 206   GError *error;
 207   gboolean ret;
 208
 209   error = NULL;
 210   ret = g_input_stream_close_finish (data->istream, res, &error);
 211   g_assert_no_error (error);
 212   g_assert (ret);
 213
 214   g_assert (g_input_stream_is_closed (data->istream));
 215
 216   ret = g_file_delete (data->file, NULL, &error);
 217   g_assert (ret);
 218   g_assert_no_error (error);
 219
 220   /* work around file monitor bug:
 221    * inotify events are only processed every 1000 ms, regardless
 222    * of the rate limit set on the file monitor
 223    */
 224   g_timeout_add (2000, quit_idle, data);
 225 }
 226
 227 static void
 228 read_cb (GObject      *source,
 229          GAsyncResult *res,
 230          gpointer      user_data)
 231 {
 232   CreateDeleteData *data = user_data;
 233   GError *error;
 234   gssize size;
 235
 236   error = NULL;
 237   size = g_input_stream_read_finish (data->istream, res, &error);
 238   g_assert_no_error (error);
 239
 240   data->pos += size;
 241   if (data->pos < strlen (data->data))
 242     {
 243       g_input_stream_read_async (data->istream,
 244                                  data->buffer + data->pos,
 245                                  strlen (data->data) - data->pos,
 246                                  0,
 247                                  NULL,
 248                                  read_cb,
 249                                  data);
 250     }
 251   else
 252     {
 253       g_assert_cmpstr (data->buffer, ==, data->data);
 254       g_assert (!g_input_stream_is_closed (data->istream));
 255       g_input_stream_close_async (data->istream, 0, NULL, iclosed_cb, data);
 256     }
 257 }
 258
 259 static void
 260 ipending_cb (GObject      *source,
 261              GAsyncResult *res,
 262              gpointer      user_data)
 263 {
 264   CreateDeleteData *data = user_data;
 265   GError *error;
 266
 267   error = NULL;
 268   g_input_stream_read_finish (data->istream, res, &error);
 269   g_assert_error (error, G_IO_ERROR, G_IO_ERROR_PENDING);
 270   g_error_free (error);
 271 }
 272
 273 static void
 274 skipped_cb (GObject      *source,
 275             GAsyncResult *res,
 276             gpointer      user_data)
 277 {
 278   CreateDeleteData *data = user_data;
 279   GError *error;
 280   gssize size;
 281
 282   error = NULL;
 283   size = g_input_stream_skip_finish (data->istream, res, &error);
 284   g_assert_no_error (error);
 285   g_assert_cmpint (size, ==, data->pos);
 286
 287   g_input_stream_read_async (data->istream,
 288                              data->buffer + data->pos,
 289                              strlen (data->data) - data->pos,
 290                              0,
 291                              NULL,
 292                              read_cb,
 293                              data);
 294   /* check that we get a pending error */
 295   g_input_stream_read_async (data->istream,
 296                              data->buffer + data->pos,
 297                              strlen (data->data) - data->pos,
 298                              0,
 299                              NULL,
 300                              ipending_cb,
 301                              data);
 302 }
 303
 304 static void
 305 opened_cb (GObject      *source,
 306            GAsyncResult *res,
 307            gpointer      user_data)
 308 {
 309   GFileInputStream *base;
 310   CreateDeleteData *data = user_data;
 311   GError *error;
 312
 313   error = NULL;
 314   base = g_file_read_finish (data->file, res, &error);
 315   g_assert_no_error (error);
 316
 317   if (data->buffersize == 0)
 318     data->istream = G_INPUT_STREAM (g_object_ref (base));
 319   else
 320     data->istream = g_buffered_input_stream_new_sized (G_INPUT_STREAM (base), data->buffersize);
 321   g_object_unref (base);
 322
 323   data->buffer = g_new0 (gchar, strlen (data->data) + 1);
 324
 325   /* copy initial segment directly, then skip */
 326   memcpy (data->buffer, data->data, 10);
 327   data->pos = 10;
 328
 329   g_input_stream_skip_async (data->istream,
 330                              10,
 331                              0,
 332                              NULL,
 333                              skipped_cb,
 334                              data);
 335 }
 336
 337 static void
 338 oclosed_cb (GObject      *source,
 339             GAsyncResult *res,
 340             gpointer      user_data)
 341 {
 342   CreateDeleteData *data = user_data;
 343   GError *error;
 344   gboolean ret;
 345
 346   error = NULL;
 347   ret = g_output_stream_close_finish (data->ostream, res, &error);
 348   g_assert_no_error (error);
 349   g_assert (ret);
 350   g_assert (g_output_stream_is_closed (data->ostream));
 351
 352   g_file_read_async (data->file, 0, NULL, opened_cb, data);
 353 }
 354
 355 static void
 356 written_cb (GObject      *source,
 357             GAsyncResult *res,
 358             gpointer      user_data)
 359 {
 360   CreateDeleteData *data = user_data;
 361   gssize size;
 362   GError *error;
 363
 364   error = NULL;
 365   size = g_output_stream_write_finish (data->ostream, res, &error);
 366   g_assert_no_error (error);
 367
 368   data->pos += size;
 369   if (data->pos < strlen (data->data))
 370     {
 371       g_output_stream_write_async (data->ostream,
 372                                    data->data + data->pos,
 373                                    strlen (data->data) - data->pos,
 374                                    0,
 375                                    NULL,
 376                                    written_cb,
 377                                    data);
 378     }
 379   else
 380     {
 381       g_assert (!g_output_stream_is_closed (data->ostream));
 382       g_output_stream_close_async (data->ostream, 0, NULL, oclosed_cb, data);
 383     }
 384 }
 385
 386 static void
 387 opending_cb (GObject      *source,
 388              GAsyncResult *res,
 389              gpointer      user_data)
 390 {
 391   CreateDeleteData *data = user_data;
 392   GError *error;
 393
 394   error = NULL;
 395   g_output_stream_write_finish (data->ostream, res, &error);
 396   g_assert_error (error, G_IO_ERROR, G_IO_ERROR_PENDING);
 397   g_error_free (error);
 398 }
 399
 400 static void
 401 created_cb (GObject      *source,
 402             GAsyncResult *res,
 403             gpointer      user_data)
 404 {
 405   GFileOutputStream *base;
 406   CreateDeleteData *data = user_data;
 407   GError *error;
 408
 409   error = NULL;
 410   base = g_file_create_finish (G_FILE (source), res, &error);
 411   g_assert_no_error (error);
 412   g_assert (g_file_query_exists  (data->file, NULL));
 413
 414   if (data->buffersize == 0)
 415     data->ostream = G_OUTPUT_STREAM (g_object_ref (base));
 416   else
 417     data->ostream = g_buffered_output_stream_new_sized (G_OUTPUT_STREAM (base), data->buffersize);
 418   g_object_unref (base);
 419
 420   g_output_stream_write_async (data->ostream,
 421                                data->data,
 422                                strlen (data->data),
 423                                0,
 424                                NULL,
 425                                written_cb,
 426                                data);
 427   /* check that we get a pending error */
 428   g_output_stream_write_async (data->ostream,
 429                                data->data,
 430                                strlen (data->data),
 431                                0,
 432                                NULL,
 433                                opending_cb,
 434                                data);
 435 }
 436
 437 static gboolean
 438 stop_timeout (gpointer data)
 439 {
 440   g_assert_not_reached ();
 441
 442   return FALSE;
 443 }
 444
 445 /*
 446  * This test does a fully async create-write-read-delete.
 447  * Callbackistan.
 448  */
 449 static void
 450 test_create_delete (gconstpointer d)
 451 {
 452   GError *error;
 453   CreateDeleteData *data;
 454   GFileIOStream *iostream;
 455
 456   data = g_new0 (CreateDeleteData, 1);
 457
 458   data->buffersize = GPOINTER_TO_INT (d);
 459   data->data = "abcdefghijklmnopqrstuvxyzABCDEFGHIJKLMNOPQRSTUVXYZ0123456789";
 460   data->pos = 0;
 461
 462   data->file = g_file_new_tmp ("g_file_create_delete_XXXXXX",
 463                                &iostream, NULL);
 464   g_assert (data->file != NULL);
 465   g_object_unref (iostream);
 466
 467   data->monitor_path = g_file_get_path (data->file);
 468   remove (data->monitor_path);
 469
 470   g_assert (!g_file_query_exists  (data->file, NULL));
 471
 472   error = NULL;
 473   data->monitor = g_file_monitor_file (data->file, 0, NULL, &error);
 474   g_assert_no_error (error);
 475
 476   /* This test doesn't work with GPollFileMonitor, because it assumes
 477    * that the monitor will notice a create immediately followed by a
 478    * delete, rather than coalescing them into nothing.
 479    */
 480   /* This test also doesn't work with GKqueueFileMonitor because of
 481    * the same reason. Kqueue is able to return a kevent when a file is
 482    * created or deleted in a directory. However, the kernel doesn't tell
 483    * the program file names, so GKqueueFileMonitor has to calculate the
 484    * difference itself. This is usually too slow for rapid file creation
 485    * and deletion tests.
 486    */
 487   if (strcmp (G_OBJECT_TYPE_NAME (data->monitor), "GPollFileMonitor") == 0 ||
 488       strcmp (G_OBJECT_TYPE_NAME (data->monitor), "GKqueueFileMonitor") == 0)
 489     {
 490       g_test_skip ("skipping test for this GFileMonitor implementation");
 491       goto skip;
 492     }
 493
 494   g_file_monitor_set_rate_limit (data->monitor, 100);
 495
 496   g_signal_connect (data->monitor, "changed", G_CALLBACK (monitor_changed), data);
 497
 498   data->loop = g_main_loop_new (NULL, FALSE);
 499
 500   data->timeout = g_timeout_add (10000, stop_timeout, NULL);
 501
 502   g_file_create_async (data->file, 0, 0, NULL, created_cb, data);
 503
 504   g_main_loop_run (data->loop);
 505
 506   g_assert_cmpint (data->monitor_created, ==, 1);
 507   g_assert_cmpint (data->monitor_deleted, ==, 1);
 508   g_assert_cmpint (data->monitor_changed, >, 0);
 509
 510   g_assert (!g_file_monitor_is_cancelled (data->monitor));
 511   g_file_monitor_cancel (data->monitor);
 512   g_assert (g_file_monitor_is_cancelled (data->monitor));
 513
 514   g_main_loop_unref (data->loop);
 515   g_object_unref (data->ostream);
 516   g_object_unref (data->istream);
 517
 518  skip:
 519   g_object_unref (data->monitor);
 520   g_object_unref (data->file);
 521   g_free (data->monitor_path);
 522   g_free (data->buffer);
 523   g_free (data);
 524 }
 525
 526 static const gchar *replace_data =
 527     "/**\n"
 528     " * g_file_replace_contents_async:\n"
 529     " * @file: input #GFile.\n"
 530     " * @contents: string of contents to replace the file with.\n"
 531     " * @length: the length of @contents in bytes.\n"
 532     " * @etag: (nullable): a new <link linkend=\"gfile-etag\">entity tag</link> for the @file, or %NULL\n"
 533     " * @make_backup: %TRUE if a backup should be created.\n"
 534     " * @flags: a set of #GFileCreateFlags.\n"
 535     " * @cancellable: optional #GCancellable object, %NULL to ignore.\n"
 536     " * @callback: a #GAsyncReadyCallback to call when the request is satisfied\n"
 537     " * @user_data: the data to pass to callback function\n"
 538     " * \n"
 539     " * Starts an asynchronous replacement of @file with the given \n"
 540     " * @contents of @length bytes. @etag will replace the document's\n"
 541     " * current entity tag.\n"
 542     " * \n"
 543     " * When this operation has completed, @callback will be called with\n"
 544     " * @user_user data, and the operation can be finalized with \n"
 545     " * g_file_replace_contents_finish().\n"
 546     " * \n"
 547     " * If @cancellable is not %NULL, then the operation can be cancelled by\n"
 548     " * triggering the cancellable object from another thread. If the operation\n"
 549     " * was cancelled, the error %G_IO_ERROR_CANCELLED will be returned. \n"
 550     " * \n"
 551     " * If @make_backup is %TRUE, this function will attempt to \n"
 552     " * make a backup of @file.\n"
 553     " **/\n";
 554
 555 typedef struct
 556 {
 557   GFile *file;
 558   const gchar *data;
 559   GMainLoop *loop;
 560   gboolean again;
 561 } ReplaceLoadData;
 562
 563 static void replaced_cb (GObject      *source,
 564                          GAsyncResult *res,
 565                          gpointer      user_data);
 566
 567 static void
 568 loaded_cb (GObject      *source,
 569            GAsyncResult *res,
 570            gpointer      user_data)
 571 {
 572   ReplaceLoadData *data = user_data;
 573   gboolean ret;
 574   GError *error;
 575   gchar *contents;
 576   gsize length;
 577
 578   error = NULL;
 579   ret = g_file_load_contents_finish (data->file, res, &contents, &length, NULL, &error);
 580   g_assert (ret);
 581   g_assert_no_error (error);
 582   g_assert_cmpint (length, ==, strlen (data->data));
 583   g_assert_cmpstr (contents, ==, data->data);
 584
 585   g_free (contents);
 586
 587   if (data->again)
 588     {
 589       data->again = FALSE;
 590       data->data = "pi pa po";
 591
 592       g_file_replace_contents_async (data->file,
 593                                      data->data,
 594                                      strlen (data->data),
 595                                      NULL,
 596                                      FALSE,
 597                                      0,
 598                                      NULL,
 599                                      replaced_cb,
 600                                      data);
 601     }
 602   else
 603     {
 604        error = NULL;
 605        ret = g_file_delete (data->file, NULL, &error);
 606        g_assert_no_error (error);
 607        g_assert (ret);
 608        g_assert (!g_file_query_exists (data->file, NULL));
 609
 610        g_main_loop_quit (data->loop);
 611     }
 612 }
 613
 614 static void
 615 replaced_cb (GObject      *source,
 616              GAsyncResult *res,
 617              gpointer      user_data)
 618 {
 619   ReplaceLoadData *data = user_data;
 620   GError *error;
 621
 622   error = NULL;
 623   g_file_replace_contents_finish (data->file, res, NULL, &error);
 624   g_assert_no_error (error);
 625
 626   g_file_load_contents_async (data->file, NULL, loaded_cb, data);
 627 }
 628
 629 static void
 630 test_replace_load (void)
 631 {
 632   ReplaceLoadData *data;
 633   const gchar *path;
 634   GFileIOStream *iostream;
 635
 636   data = g_new0 (ReplaceLoadData, 1);
 637   data->again = TRUE;
 638   data->data = replace_data;
 639
 640   data->file = g_file_new_tmp ("g_file_replace_load_XXXXXX",
 641                                &iostream, NULL);
 642   g_assert (data->file != NULL);
 643   g_object_unref (iostream);
 644
 645   path = g_file_peek_path (data->file);
 646   remove (path);
 647
 648   g_assert (!g_file_query_exists (data->file, NULL));
 649
 650   data->loop = g_main_loop_new (NULL, FALSE);
 651
 652   g_file_replace_contents_async (data->file,
 653                                  data->data,
 654                                  strlen (data->data),
 655                                  NULL,
 656                                  FALSE,
 657                                  0,
 658                                  NULL,
 659                                  replaced_cb,
 660                                  data);
 661
 662   g_main_loop_run (data->loop);
 663
 664   g_main_loop_unref (data->loop);
 665   g_object_unref (data->file);
 666   g_free (data);
 667 }
 668
 669 static void
 670 test_replace_cancel (void)
 671 {
 672   GFile *tmpdir, *file;
 673   GFileOutputStream *ostream;
 674   GFileEnumerator *fenum;
 675   GFileInfo *info;
 676   GCancellable *cancellable;
 677   gchar *path;
 678   gsize nwrote;
 679   guint count;
 680   GError *error = NULL;
 681
 682   g_test_bug ("629301");
 683
 684   path = g_dir_make_tmp ("g_file_replace_cancel_XXXXXX", &error);
 685   g_assert_no_error (error);
 686   tmpdir = g_file_new_for_path (path);
 687   g_free (path);
 688
 689   file = g_file_get_child (tmpdir, "file");
 690   g_file_replace_contents (file,
 691                            replace_data,
 692                            strlen (replace_data),
 693                            NULL, FALSE, 0, NULL,
 694                            NULL, &error);
 695   g_assert_no_error (error);
 696
 697   ostream = g_file_replace (file, NULL, TRUE, 0, NULL, &error);
 698   g_assert_no_error (error);
 699
 700   g_output_stream_write_all (G_OUTPUT_STREAM (ostream),
 701                              replace_data, strlen (replace_data),
 702                              &nwrote, NULL, &error);
 703   g_assert_no_error (error);
 704   g_assert_cmpint (nwrote, ==, strlen (replace_data));
 705
 706   /* At this point there should be two files; the original and the
 707    * temporary.
 708    */
 709   fenum = g_file_enumerate_children (tmpdir, NULL, 0, NULL, &error);
 710   g_assert_no_error (error);
 711
 712   info = g_file_enumerator_next_file (fenum, NULL, &error);
 713   g_assert_no_error (error);
 714   g_assert (info != NULL);
 715   g_object_unref (info);
 716   info = g_file_enumerator_next_file (fenum, NULL, &error);
 717   g_assert_no_error (error);
 718   g_assert (info != NULL);
 719   g_object_unref (info);
 720
 721   g_file_enumerator_close (fenum, NULL, &error);
 722   g_assert_no_error (error);
 723   g_object_unref (fenum);
 724
 725   /* Also test the g_file_enumerator_iterate() API */
 726   fenum = g_file_enumerate_children (tmpdir, NULL, 0, NULL, &error);
 727   g_assert_no_error (error);
 728   count = 0;
 729
 730   while (TRUE)
 731     {
 732       gboolean ret = g_file_enumerator_iterate (fenum, &info, NULL, NULL, &error);
 733       g_assert (ret);
 734       g_assert_no_error (error);
 735       if (!info)
 736         break;
 737       count++;
 738     }
 739   g_assert_cmpint (count, ==, 2);
 740
 741   g_file_enumerator_close (fenum, NULL, &error);
 742   g_assert_no_error (error);
 743   g_object_unref (fenum);
 744
 745   /* Now test just getting child from the g_file_enumerator_iterate() API */
 746   fenum = g_file_enumerate_children (tmpdir, "standard::name", 0, NULL, &error);
 747   g_assert_no_error (error);
 748   count = 0;
 749
 750   while (TRUE)
 751     {
 752       GFile *child;
 753       gboolean ret = g_file_enumerator_iterate (fenum, NULL, &child, NULL, &error);
 754
 755       g_assert (ret);
 756       g_assert_no_error (error);
 757
 758       if (!child)
 759         break;
 760
 761       g_assert (G_IS_FILE (child));
 762       count++;
 763     }
 764   g_assert_cmpint (count, ==, 2);
 765
 766   g_file_enumerator_close (fenum, NULL, &error);
 767   g_assert_no_error (error);
 768   g_object_unref (fenum);
 769
 770   /* Make sure the temporary gets deleted even if we cancel. */
 771   cancellable = g_cancellable_new ();
 772   g_cancellable_cancel (cancellable);
 773   g_output_stream_close (G_OUTPUT_STREAM (ostream), cancellable, &error);
 774   g_assert_error (error, G_IO_ERROR, G_IO_ERROR_CANCELLED);
 775   g_clear_error (&error);
 776
 777   g_object_unref (cancellable);
 778   g_object_unref (ostream);
 779
 780   g_file_delete (file, NULL, &error);
 781   g_assert_no_error (error);
 782   g_object_unref (file);
 783
 784   /* This will only succeed if the temp file was deleted. */
 785   g_file_delete (tmpdir, NULL, &error);
 786   g_assert_no_error (error);
 787   g_object_unref (tmpdir);
 788 }
 789
 790 static void
 791 on_file_deleted (GObject      *object,
 792                  GAsyncResult *result,
 793                  gpointer      user_data)
 794 {
 795   GError *local_error = NULL;
 796   GMainLoop *loop = user_data;
 797
 798   (void) g_file_delete_finish ((GFile*)object, result, &local_error);
 799   g_assert_no_error (local_error);
 800
 801   g_main_loop_quit (loop);
 802 }
 803
 804 static void
 805 test_async_delete (void)
 806 {
 807   GFile *file;
 808   GFileIOStream *iostream;
 809   GError *local_error = NULL;
 810   GError **error = &local_error;
 811   GMainLoop *loop;
 812
 813   file = g_file_new_tmp ("g_file_delete_XXXXXX",
 814                          &iostream, error);
 815   g_assert_no_error (local_error);
 816   g_object_unref (iostream);
 817
 818   g_assert (g_file_query_exists (file, NULL));
 819
 820   loop = g_main_loop_new (NULL, TRUE);
 821
 822   g_file_delete_async (file, G_PRIORITY_DEFAULT, NULL, on_file_deleted, loop);
 823
 824   g_main_loop_run (loop);
 825
 826   g_assert (!g_file_query_exists (file, NULL));
 827
 828   g_main_loop_unref (loop);
 829   g_object_unref (file);
 830 }
 831
 832 #ifdef G_OS_UNIX
 833 static void
 834 test_copy_preserve_mode (void)
 835 {
 836   GFile *tmpfile;
 837   GFile *dest_tmpfile;
 838   GFileInfo *dest_info;
 839   GFileIOStream *iostream;
 840   GError *local_error = NULL;
 841   GError **error = &local_error;
 842   guint32 romode = S_IFREG | 0600;
 843   guint32 dest_mode;
 844
 845   tmpfile = g_file_new_tmp ("tmp-copy-preserve-modeXXXXXX",
 846                             &iostream, error);
 847   g_assert_no_error (local_error);
 848   g_io_stream_close ((GIOStream*)iostream, NULL, error);
 849   g_assert_no_error (local_error);
 850   g_clear_object (&iostream);
 851
 852   g_file_set_attribute (tmpfile, G_FILE_ATTRIBUTE_UNIX_MODE, G_FILE_ATTRIBUTE_TYPE_UINT32,
 853                         &romode, G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
 854                         NULL, error);
 855   g_assert_no_error (local_error);
 856
 857   dest_tmpfile = g_file_new_tmp ("tmp-copy-preserve-modeXXXXXX",
 858                                  &iostream, error);
 859   g_assert_no_error (local_error);
 860   g_io_stream_close ((GIOStream*)iostream, NULL, error);
 861   g_assert_no_error (local_error);
 862   g_clear_object (&iostream);
 863
 864   g_file_copy (tmpfile, dest_tmpfile, G_FILE_COPY_OVERWRITE | G_FILE_COPY_NOFOLLOW_SYMLINKS | G_FILE_COPY_ALL_METADATA,
 865                NULL, NULL, NULL, error);
 866   g_assert_no_error (local_error);
 867
 868   dest_info = g_file_query_info (dest_tmpfile, G_FILE_ATTRIBUTE_UNIX_MODE, G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
 869                                  NULL, error);
 870   g_assert_no_error (local_error);
 871
 872   dest_mode = g_file_info_get_attribute_uint32 (dest_info, G_FILE_ATTRIBUTE_UNIX_MODE);
 873
 874   g_assert_cmpint (dest_mode, ==, romode);
 875
 876   (void) g_file_delete (tmpfile, NULL, NULL);
 877   (void) g_file_delete (dest_tmpfile, NULL, NULL);
 878
 879   g_clear_object (&tmpfile);
 880   g_clear_object (&dest_tmpfile);
 881   g_clear_object (&dest_info);
 882 }
 883 #endif
 884
 885 static gchar *
 886 splice_to_string (GInputStream   *stream,
 887                   GError        **error)
 888 {
 889   GMemoryOutputStream *buffer = NULL;
 890   char *ret = NULL;
 891
 892   buffer = (GMemoryOutputStream*)g_memory_output_stream_new (NULL, 0, g_realloc, g_free);
 893   if (g_output_stream_splice ((GOutputStream*)buffer, stream, 0, NULL, error) < 0)
 894     goto out;
 895
 896   if (!g_output_stream_write ((GOutputStream*)buffer, "\0", 1, NULL, error))
 897     goto out;
 898
 899   if (!g_output_stream_close ((GOutputStream*)buffer, NULL, error))
 900     goto out;
 901
 902   ret = g_memory_output_stream_steal_data (buffer);
 903  out:
 904   g_clear_object (&buffer);
 905   return ret;
 906 }
 907
 908 static gboolean
 909 get_size_from_du (const gchar *path, guint64 *size)
 910 {
 911   GSubprocess *du;
 912   gboolean ok;
 913   gchar *result;
 914   gchar *endptr;
 915   GError *error = NULL;
 916
 917   du = g_subprocess_new (G_SUBPROCESS_FLAGS_STDOUT_PIPE,
 918                          &error,
 919                          "du", "--bytes", "-s", path, NULL);
 920   g_assert_no_error (error);
 921
 922   result = splice_to_string (g_subprocess_get_stdout_pipe (du), &error);
 923   g_assert_no_error (error);
 924
 925   *size = g_ascii_strtoll (result, &endptr, 10);
 926
 927   g_subprocess_wait (du, NULL, &error);
 928   g_assert_no_error (error);
 929
 930   ok = g_subprocess_get_successful (du);
 931
 932   g_object_unref (du);
 933   g_free (result);
 934
 935   return ok;
 936 }
 937
 938 static void
 939 test_measure (void)
 940 {
 941   GFile *file;
 942   guint64 size;
 943   guint64 num_bytes;
 944   guint64 num_dirs;
 945   guint64 num_files;
 946   GError *error = NULL;
 947   gboolean ok;
 948   gchar *path;
 949
 950   path = g_test_build_filename (G_TEST_DIST, "desktop-files", NULL);
 951   file = g_file_new_for_path (path);
 952
 953   if (!g_find_program_in_path ("du") || !get_size_from_du (path, &size))
 954     {
 955       g_test_message ("du not found or fail to run, skipping byte measurement");
 956       size = 0;
 957     }
 958
 959   ok = g_file_measure_disk_usage (file,
 960                                   G_FILE_MEASURE_APPARENT_SIZE,
 961                                   NULL,
 962                                   NULL,
 963                                   NULL,
 964                                   &num_bytes,
 965                                   &num_dirs,
 966                                   &num_files,
 967                                   &error);
 968   g_assert (ok);
 969   g_assert_no_error (error);
 970
 971   if (size > 0)
 972     g_assert_cmpuint (num_bytes, ==, size);
 973   g_assert_cmpuint (num_dirs, ==, 6);
 974   g_assert_cmpuint (num_files, ==, 31);
 975
 976   g_object_unref (file);
 977   g_free (path);
 978 }
 979
 980 typedef struct {
 981   guint64 expected_bytes;
 982   guint64 expected_dirs;
 983   guint64 expected_files;
 984   gint progress_count;
 985   guint64 progress_bytes;
 986   guint64 progress_dirs;
 987   guint64 progress_files;
 988 } MeasureData;
 989
 990 static void
 991 measure_progress (gboolean reporting,
 992                   guint64  current_size,
 993                   guint64  num_dirs,
 994                   guint64  num_files,
 995                   gpointer user_data)
 996 {
 997   MeasureData *data = user_data;
 998
 999   data->progress_count += 1;
1000
1001   g_assert_cmpuint (current_size, >=, data->progress_bytes);
1002   g_assert_cmpuint (num_dirs, >=, data->progress_dirs);
1003   g_assert_cmpuint (num_files, >=, data->progress_files);
1004
1005   data->progress_bytes = current_size;
1006   data->progress_dirs = num_dirs;
1007   data->progress_files = num_files;
1008 }
1009
1010 static void
1011 measure_done (GObject      *source,
1012               GAsyncResult *res,
1013               gpointer      user_data)
1014 {
1015   MeasureData *data = user_data;
1016   guint64 num_bytes, num_dirs, num_files;
1017   GError *error = NULL;
1018   gboolean ok;
1019
1020   ok = g_file_measure_disk_usage_finish (G_FILE (source), res, &num_bytes, &num_dirs, &num_files, &error);
1021   g_assert (ok);
1022   g_assert_no_error (error);
1023
1024   if (data->expected_bytes > 0)
1025     g_assert_cmpuint (data->expected_bytes, ==, num_bytes);
1026   g_assert_cmpuint (data->expected_dirs, ==, num_dirs);
1027   g_assert_cmpuint (data->expected_files, ==, num_files);
1028
1029   g_assert_cmpuint (data->progress_count, >, 0);
1030   g_assert_cmpuint (num_bytes, >=, data->progress_bytes);
1031   g_assert_cmpuint (num_dirs, >=, data->progress_dirs);
1032   g_assert_cmpuint (num_files, >=, data->progress_files);
1033
1034   g_free (data);
1035   g_object_unref (source);
1036 }
1037
1038 static void
1039 test_measure_async (void)
1040 {
1041   gchar *path;
1042   GFile *file;
1043   MeasureData *data;
1044
1045   data = g_new (MeasureData, 1);
1046
1047   data->progress_count = 0;
1048   data->progress_bytes = 0;
1049   data->progress_files = 0;
1050   data->progress_dirs = 0;
1051
1052   path = g_test_build_filename (G_TEST_DIST, "desktop-files", NULL);
1053   file = g_file_new_for_path (path);
1054
1055   if (!g_find_program_in_path ("du") ||
1056       !get_size_from_du (path, &data->expected_bytes))
1057     {
1058       g_test_message ("du not found or fail to run, skipping byte measurement");
1059       data->expected_bytes = 0;
1060     }
1061
1062   g_free (path);
1063
1064   data->expected_dirs = 6;
1065   data->expected_files = 31;
1066
1067   g_file_measure_disk_usage_async (file,
1068                                    G_FILE_MEASURE_APPARENT_SIZE,
1069                                    0, NULL,
1070                                    measure_progress, data,
1071                                    measure_done, data);
1072 }
1073
1074 static void
1075 test_load_bytes (void)
1076 {
1077   gchar filename[] = "g_file_load_bytes_XXXXXX";
1078   GError *error = NULL;
1079   GBytes *bytes;
1080   GFile *file;
1081   int len;
1082   int fd;
1083   int ret;
1084
1085   fd = g_mkstemp (filename);
1086   g_assert_cmpint (fd, !=, -1);
1087   len = strlen ("test_load_bytes");
1088   ret = write (fd, "test_load_bytes", len);
1089   g_assert_cmpint (ret, ==, len);
1090   close (fd);
1091
1092   file = g_file_new_for_path (filename);
1093   bytes = g_file_load_bytes (file, NULL, NULL, &error);
1094   g_assert_no_error (error);
1095   g_assert (bytes != NULL);
1096   g_assert_cmpint (len, ==, g_bytes_get_size (bytes));
1097   g_assert_cmpstr ("test_load_bytes", ==, (gchar *)g_bytes_get_data (bytes, NULL));
1098
1099   g_file_delete (file, NULL, NULL);
1100
1101   g_bytes_unref (bytes);
1102   g_object_unref (file);
1103 }
1104
1105 typedef struct
1106 {
1107   GMainLoop *main_loop;
1108   GFile *file;
1109   GBytes *bytes;
1110 } LoadBytesAsyncData;
1111
1112 static void
1113 test_load_bytes_cb (GObject      *object,
1114                     GAsyncResult *result,
1115                     gpointer      user_data)
1116 {
1117   GFile *file = G_FILE (object);
1118   LoadBytesAsyncData *data = user_data;
1119   GError *error = NULL;
1120
1121   data->bytes = g_file_load_bytes_finish (file, result, NULL, &error);
1122   g_assert_no_error (error);
1123   g_assert (data->bytes != NULL);
1124
1125   g_main_loop_quit (data->main_loop);
1126 }
1127
1128 static void
1129 test_load_bytes_async (void)
1130 {
1131   LoadBytesAsyncData data = { 0 };
1132   gchar filename[] = "g_file_load_bytes_XXXXXX";
1133   int len;
1134   int fd;
1135   int ret;
1136
1137   fd = g_mkstemp (filename);
1138   g_assert_cmpint (fd, !=, -1);
1139   len = strlen ("test_load_bytes_async");
1140   ret = write (fd, "test_load_bytes_async", len);
1141   g_assert_cmpint (ret, ==, len);
1142   close (fd);
1143
1144   data.main_loop = g_main_loop_new (NULL, FALSE);
1145   data.file = g_file_new_for_path (filename);
1146
1147   g_file_load_bytes_async (data.file, NULL, test_load_bytes_cb, &data);
1148   g_main_loop_run (data.main_loop);
1149
1150   g_assert_cmpint (len, ==, g_bytes_get_size (data.bytes));
1151   g_assert_cmpstr ("test_load_bytes_async", ==, (gchar *)g_bytes_get_data (data.bytes, NULL));
1152
1153   g_file_delete (data.file, NULL, NULL);
1154   g_object_unref (data.file);
1155   g_bytes_unref (data.bytes);
1156   g_main_loop_unref (data.main_loop);
1157 }
1158
1159 int
1160 main (int argc, char *argv[])
1161 {
1162   g_test_init (&argc, &argv, NULL);
1163
1164   g_test_bug_base ("http://bugzilla.gnome.org/");
1165
1166   g_test_add_func ("/file/basic", test_basic);
1167   g_test_add_func ("/file/build-filename", test_build_filename);
1168   g_test_add_func ("/file/parent", test_parent);
1169   g_test_add_func ("/file/child", test_child);
1170   g_test_add_func ("/file/type", test_type);
1171   g_test_add_func ("/file/parse-name", test_parse_name);
1172   g_test_add_data_func ("/file/async-create-delete/0", GINT_TO_POINTER (0), test_create_delete);
1173   g_test_add_data_func ("/file/async-create-delete/1", GINT_TO_POINTER (1), test_create_delete);
1174   g_test_add_data_func ("/file/async-create-delete/10", GINT_TO_POINTER (10), test_create_delete);
1175   g_test_add_data_func ("/file/async-create-delete/25", GINT_TO_POINTER (25), test_create_delete);
1176   g_test_add_data_func ("/file/async-create-delete/4096", GINT_TO_POINTER (4096), test_create_delete);
1177   g_test_add_func ("/file/replace-load", test_replace_load);
1178   g_test_add_func ("/file/replace-cancel", test_replace_cancel);
1179   g_test_add_func ("/file/async-delete", test_async_delete);
1180 #ifdef G_OS_UNIX
1181   g_test_add_func ("/file/copy-preserve-mode", test_copy_preserve_mode);
1182 #endif
1183   g_test_add_func ("/file/measure", test_measure);
1184   g_test_add_func ("/file/measure-async", test_measure_async);
1185   g_test_add_func ("/file/load-bytes", test_load_bytes);
1186   g_test_add_func ("/file/load-bytes-async", test_load_bytes_async);
1187
1188   return g_test_run ();
1189 }