gio/tests/gdbus-names.c

   1 /* GLib testing framework examples and tests
   2  *
   3  * Copyright (C) 2008-2010 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General
  16  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  17  *
  18  * Author: David Zeuthen <davidz@redhat.com>
  19  */
  20
  21 #include <gio/gio.h>
  22 #include <unistd.h>
  23
  24 #include "gdbus-tests.h"
  25
  26 /* all tests rely on a shared mainloop */
  27 static GMainLoop *loop;
  28
  29 /* ---------------------------------------------------------------------------------------------------- */
  30 /* Test that g_bus_own_name() works correctly */
  31 /* ---------------------------------------------------------------------------------------------------- */
  32
  33 typedef struct
  34 {
  35   GMainLoop *loop;
  36   gboolean expect_null_connection;
  37   guint num_bus_acquired;
  38   guint num_acquired;
  39   guint num_lost;
  40   guint num_free_func;
  41 } OwnNameData;
  42
  43 static void
  44 own_name_data_free_func (OwnNameData *data)
  45 {
  46   data->num_free_func++;
  47   g_main_loop_quit (loop);
  48 }
  49
  50 static void
  51 bus_acquired_handler (GDBusConnection *connection,
  52                       const gchar     *name,
  53                       gpointer         user_data)
  54 {
  55   OwnNameData *data = user_data;
  56   g_dbus_connection_set_exit_on_close (connection, FALSE);
  57   data->num_bus_acquired += 1;
  58   g_main_loop_quit (loop);
  59 }
  60
  61 static void
  62 name_acquired_handler (GDBusConnection *connection,
  63                        const gchar     *name,
  64                        gpointer         user_data)
  65 {
  66   OwnNameData *data = user_data;
  67   data->num_acquired += 1;
  68   g_main_loop_quit (loop);
  69 }
  70
  71 static void
  72 name_lost_handler (GDBusConnection *connection,
  73                    const gchar     *name,
  74                    gpointer         user_data)
  75 {
  76   OwnNameData *data = user_data;
  77   if (data->expect_null_connection)
  78     {
  79       g_assert (connection == NULL);
  80     }
  81   else
  82     {
  83       g_assert (connection != NULL);
  84       g_dbus_connection_set_exit_on_close (connection, FALSE);
  85     }
  86   data->num_lost += 1;
  87   g_main_loop_quit (loop);
  88 }
  89
  90 static void
  91 test_bus_own_name (void)
  92 {
  93   guint id;
  94   guint id2;
  95   OwnNameData data;
  96   OwnNameData data2;
  97   const gchar *name;
  98   GDBusConnection *c;
  99   GError *error;
 100   gboolean name_has_owner_reply;
 101   GDBusConnection *c2;
 102   GVariant *result;
 103
 104   error = NULL;
 105   name = "org.gtk.GDBus.Name1";
 106
 107   /*
 108    * First check that name_lost_handler() is invoked if there is no bus.
 109    *
 110    * Also make sure name_lost_handler() isn't invoked when unowning the name.
 111    */
 112   data.num_bus_acquired = 0;
 113   data.num_free_func = 0;
 114   data.num_acquired = 0;
 115   data.num_lost = 0;
 116   data.expect_null_connection = TRUE;
 117   id = g_bus_own_name (G_BUS_TYPE_SESSION,
 118                        name,
 119                        G_BUS_NAME_OWNER_FLAGS_NONE,
 120                        bus_acquired_handler,
 121                        name_acquired_handler,
 122                        name_lost_handler,
 123                        &data,
 124                        (GDestroyNotify) own_name_data_free_func);
 125   g_assert_cmpint (data.num_bus_acquired, ==, 0);
 126   g_assert_cmpint (data.num_acquired, ==, 0);
 127   g_assert_cmpint (data.num_lost,     ==, 0);
 128   g_main_loop_run (loop);
 129   g_assert_cmpint (data.num_bus_acquired, ==, 0);
 130   g_assert_cmpint (data.num_acquired, ==, 0);
 131   g_assert_cmpint (data.num_lost,     ==, 1);
 132   g_bus_unown_name (id);
 133   g_assert_cmpint (data.num_acquired, ==, 0);
 134   g_assert_cmpint (data.num_lost,     ==, 1);
 135   g_assert_cmpint (data.num_free_func, ==, 1);
 136
 137   /*
 138    * Bring up a bus, then own a name and check bus_acquired_handler() then name_acquired_handler() is invoked.
 139    */
 140   session_bus_up ();
 141   data.num_bus_acquired = 0;
 142   data.num_acquired = 0;
 143   data.num_lost = 0;
 144   data.expect_null_connection = FALSE;
 145   id = g_bus_own_name (G_BUS_TYPE_SESSION,
 146                        name,
 147                        G_BUS_NAME_OWNER_FLAGS_NONE,
 148                        bus_acquired_handler,
 149                        name_acquired_handler,
 150                        name_lost_handler,
 151                        &data,
 152                        (GDestroyNotify) own_name_data_free_func);
 153   g_assert_cmpint (data.num_bus_acquired, ==, 0);
 154   g_assert_cmpint (data.num_acquired, ==, 0);
 155   g_assert_cmpint (data.num_lost,     ==, 0);
 156   g_main_loop_run (loop);
 157   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 158   g_assert_cmpint (data.num_acquired, ==, 0);
 159   g_assert_cmpint (data.num_lost,     ==, 0);
 160   g_main_loop_run (loop);
 161   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 162   g_assert_cmpint (data.num_acquired, ==, 1);
 163   g_assert_cmpint (data.num_lost,     ==, 0);
 164
 165   /*
 166    * Check that the name was actually acquired.
 167    */
 168   c = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
 169   g_assert (c != NULL);
 170   g_assert (!g_dbus_connection_is_closed (c));
 171   result = g_dbus_connection_call_sync (c,
 172                                         "org.freedesktop.DBus",  /* bus name */
 173                                         "/org/freedesktop/DBus", /* object path */
 174                                         "org.freedesktop.DBus",  /* interface name */
 175                                         "NameHasOwner",          /* method name */
 176                                         g_variant_new ("(s)", name),
 177                                         G_VARIANT_TYPE ("(b)"),
 178                                         G_DBUS_CALL_FLAGS_NONE,
 179                                         -1,
 180                                         NULL,
 181                                         &error);
 182   g_assert_no_error (error);
 183   g_assert (result != NULL);
 184   g_variant_get (result, "(b)", &name_has_owner_reply);
 185   g_assert (name_has_owner_reply);
 186   g_variant_unref (result);
 187
 188   /*
 189    * Stop owning the name - this should invoke our free func
 190    */
 191   g_bus_unown_name (id);
 192   g_assert_cmpint (data.num_free_func, ==, 2);
 193
 194   /*
 195    * Check that the name was actually released.
 196    */
 197   result = g_dbus_connection_call_sync (c,
 198                                         "org.freedesktop.DBus",  /* bus name */
 199                                         "/org/freedesktop/DBus", /* object path */
 200                                         "org.freedesktop.DBus",  /* interface name */
 201                                         "NameHasOwner",          /* method name */
 202                                         g_variant_new ("(s)", name),
 203                                         G_VARIANT_TYPE ("(b)"),
 204                                         G_DBUS_CALL_FLAGS_NONE,
 205                                         -1,
 206                                         NULL,
 207                                         &error);
 208   g_assert_no_error (error);
 209   g_assert (result != NULL);
 210   g_variant_get (result, "(b)", &name_has_owner_reply);
 211   g_assert (!name_has_owner_reply);
 212   g_variant_unref (result);
 213
 214   /* Now try owning the name and then immediately decide to unown the name */
 215   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 216   g_assert_cmpint (data.num_acquired, ==, 1);
 217   g_assert_cmpint (data.num_lost,     ==, 0);
 218   g_assert_cmpint (data.num_free_func, ==, 2);
 219   id = g_bus_own_name (G_BUS_TYPE_SESSION,
 220                        name,
 221                        G_BUS_NAME_OWNER_FLAGS_NONE,
 222                        bus_acquired_handler,
 223                        name_acquired_handler,
 224                        name_lost_handler,
 225                        &data,
 226                        (GDestroyNotify) own_name_data_free_func);
 227   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 228   g_assert_cmpint (data.num_acquired, ==, 1);
 229   g_assert_cmpint (data.num_lost,     ==, 0);
 230   g_assert_cmpint (data.num_free_func, ==, 2);
 231   g_bus_unown_name (id);
 232   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 233   g_assert_cmpint (data.num_acquired, ==, 1);
 234   g_assert_cmpint (data.num_lost,     ==, 0);
 235   g_assert_cmpint (data.num_free_func, ==, 2);
 236   g_main_loop_run (loop); /* the GDestroyNotify is called in idle because the bus is acquired in idle */
 237   g_assert_cmpint (data.num_free_func, ==, 3);
 238
 239   /*
 240    * Own the name again.
 241    */
 242   data.num_bus_acquired = 0;
 243   data.num_acquired = 0;
 244   data.num_lost = 0;
 245   data.expect_null_connection = FALSE;
 246   id = g_bus_own_name_with_closures (G_BUS_TYPE_SESSION,
 247                                      name,
 248                                      G_BUS_NAME_OWNER_FLAGS_NONE,
 249                                      g_cclosure_new (G_CALLBACK (bus_acquired_handler),
 250                                                      &data,
 251                                                      NULL),
 252                                      g_cclosure_new (G_CALLBACK (name_acquired_handler),
 253                                                      &data,
 254                                                      NULL),
 255                                      g_cclosure_new (G_CALLBACK (name_lost_handler),
 256                                                      &data,
 257                                                      (GClosureNotify) own_name_data_free_func));
 258   g_assert_cmpint (data.num_bus_acquired, ==, 0);
 259   g_assert_cmpint (data.num_acquired, ==, 0);
 260   g_assert_cmpint (data.num_lost,     ==, 0);
 261   g_main_loop_run (loop);
 262   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 263   g_assert_cmpint (data.num_acquired, ==, 0);
 264   g_assert_cmpint (data.num_lost,     ==, 0);
 265   g_main_loop_run (loop);
 266   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 267   g_assert_cmpint (data.num_acquired, ==, 1);
 268   g_assert_cmpint (data.num_lost,     ==, 0);
 269
 270   /*
 271    * Try owning the name with another object on the same connection  - this should
 272    * fail because we already own the name.
 273    */
 274   data2.num_free_func = 0;
 275   data2.num_bus_acquired = 0;
 276   data2.num_acquired = 0;
 277   data2.num_lost = 0;
 278   data2.expect_null_connection = FALSE;
 279   id2 = g_bus_own_name (G_BUS_TYPE_SESSION,
 280                         name,
 281                         G_BUS_NAME_OWNER_FLAGS_NONE,
 282                         bus_acquired_handler,
 283                         name_acquired_handler,
 284                         name_lost_handler,
 285                         &data2,
 286                         (GDestroyNotify) own_name_data_free_func);
 287   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 288   g_assert_cmpint (data2.num_acquired, ==, 0);
 289   g_assert_cmpint (data2.num_lost,     ==, 0);
 290   g_main_loop_run (loop);
 291   g_assert_cmpint (data2.num_bus_acquired, ==, 1);
 292   g_assert_cmpint (data2.num_acquired, ==, 0);
 293   g_assert_cmpint (data2.num_lost,     ==, 0);
 294   g_main_loop_run (loop);
 295   g_assert_cmpint (data2.num_bus_acquired, ==, 1);
 296   g_assert_cmpint (data2.num_acquired, ==, 0);
 297   g_assert_cmpint (data2.num_lost,     ==, 1);
 298   g_bus_unown_name (id2);
 299   g_assert_cmpint (data2.num_bus_acquired, ==, 1);
 300   g_assert_cmpint (data2.num_acquired, ==, 0);
 301   g_assert_cmpint (data2.num_lost,     ==, 1);
 302   g_assert_cmpint (data2.num_free_func, ==, 1);
 303
 304   /*
 305    * Create a secondary (e.g. private) connection and try owning the name on that
 306    * connection. This should fail both with and without _REPLACE because we
 307    * didn't specify ALLOW_REPLACEMENT.
 308    */
 309   c2 = _g_bus_get_priv (G_BUS_TYPE_SESSION, NULL, NULL);
 310   g_assert (c2 != NULL);
 311   g_assert (!g_dbus_connection_is_closed (c2));
 312   /* first without _REPLACE */
 313   data2.num_bus_acquired = 0;
 314   data2.num_acquired = 0;
 315   data2.num_lost = 0;
 316   data2.expect_null_connection = FALSE;
 317   data2.num_free_func = 0;
 318   id2 = g_bus_own_name_on_connection (c2,
 319                                       name,
 320                                       G_BUS_NAME_OWNER_FLAGS_NONE,
 321                                       name_acquired_handler,
 322                                       name_lost_handler,
 323                                       &data2,
 324                                       (GDestroyNotify) own_name_data_free_func);
 325   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 326   g_assert_cmpint (data2.num_acquired, ==, 0);
 327   g_assert_cmpint (data2.num_lost,     ==, 0);
 328   g_main_loop_run (loop);
 329   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 330   g_assert_cmpint (data2.num_acquired, ==, 0);
 331   g_assert_cmpint (data2.num_lost,     ==, 1);
 332   g_bus_unown_name (id2);
 333   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 334   g_assert_cmpint (data2.num_acquired, ==, 0);
 335   g_assert_cmpint (data2.num_lost,     ==, 1);
 336   g_assert_cmpint (data2.num_free_func, ==, 1);
 337   /* then with _REPLACE */
 338   data2.num_bus_acquired = 0;
 339   data2.num_acquired = 0;
 340   data2.num_lost = 0;
 341   data2.expect_null_connection = FALSE;
 342   data2.num_free_func = 0;
 343   id2 = g_bus_own_name_on_connection (c2,
 344                                       name,
 345                                       G_BUS_NAME_OWNER_FLAGS_REPLACE,
 346                                       name_acquired_handler,
 347                                       name_lost_handler,
 348                                       &data2,
 349                                       (GDestroyNotify) own_name_data_free_func);
 350   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 351   g_assert_cmpint (data2.num_acquired, ==, 0);
 352   g_assert_cmpint (data2.num_lost,     ==, 0);
 353   g_main_loop_run (loop);
 354   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 355   g_assert_cmpint (data2.num_acquired, ==, 0);
 356   g_assert_cmpint (data2.num_lost,     ==, 1);
 357   g_bus_unown_name (id2);
 358   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 359   g_assert_cmpint (data2.num_acquired, ==, 0);
 360   g_assert_cmpint (data2.num_lost,     ==, 1);
 361   g_assert_cmpint (data2.num_free_func, ==, 1);
 362
 363   /*
 364    * Stop owning the name and grab it again with _ALLOW_REPLACEMENT.
 365    */
 366   data.expect_null_connection = FALSE;
 367   g_bus_unown_name (id);
 368   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 369   g_assert_cmpint (data.num_acquired, ==, 1);
 370   g_assert_cmpint (data.num_free_func, ==, 4);
 371   /* grab it again */
 372   data.num_bus_acquired = 0;
 373   data.num_acquired = 0;
 374   data.num_lost = 0;
 375   data.expect_null_connection = FALSE;
 376   id = g_bus_own_name (G_BUS_TYPE_SESSION,
 377                        name,
 378                        G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT,
 379                        bus_acquired_handler,
 380                        name_acquired_handler,
 381                        name_lost_handler,
 382                        &data,
 383                        (GDestroyNotify) own_name_data_free_func);
 384   g_assert_cmpint (data.num_bus_acquired, ==, 0);
 385   g_assert_cmpint (data.num_acquired, ==, 0);
 386   g_assert_cmpint (data.num_lost,     ==, 0);
 387   g_main_loop_run (loop);
 388   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 389   g_assert_cmpint (data.num_acquired, ==, 0);
 390   g_assert_cmpint (data.num_lost,     ==, 0);
 391   g_main_loop_run (loop);
 392   g_assert_cmpint (data.num_bus_acquired, ==, 1);
 393   g_assert_cmpint (data.num_acquired, ==, 1);
 394   g_assert_cmpint (data.num_lost,     ==, 0);
 395
 396   /*
 397    * Now try to grab the name from the secondary connection.
 398    *
 399    */
 400   /* first without _REPLACE - this won't make us acquire the name */
 401   data2.num_bus_acquired = 0;
 402   data2.num_acquired = 0;
 403   data2.num_lost = 0;
 404   data2.expect_null_connection = FALSE;
 405   data2.num_free_func = 0;
 406   id2 = g_bus_own_name_on_connection (c2,
 407                                       name,
 408                                       G_BUS_NAME_OWNER_FLAGS_NONE,
 409                                       name_acquired_handler,
 410                                       name_lost_handler,
 411                                       &data2,
 412                                       (GDestroyNotify) own_name_data_free_func);
 413   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 414   g_assert_cmpint (data2.num_acquired, ==, 0);
 415   g_assert_cmpint (data2.num_lost,     ==, 0);
 416   g_main_loop_run (loop);
 417   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 418   g_assert_cmpint (data2.num_acquired, ==, 0);
 419   g_assert_cmpint (data2.num_lost,     ==, 1);
 420   g_bus_unown_name (id2);
 421   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 422   g_assert_cmpint (data2.num_acquired, ==, 0);
 423   g_assert_cmpint (data2.num_lost,     ==, 1);
 424   g_assert_cmpint (data2.num_free_func, ==, 1);
 425   /* then with _REPLACE - here we should acquire the name - e.g. owner should lose it
 426    * and owner2 should acquire it  */
 427   data2.num_bus_acquired = 0;
 428   data2.num_acquired = 0;
 429   data2.num_lost = 0;
 430   data2.expect_null_connection = FALSE;
 431   data2.num_free_func = 0;
 432   id2 = g_bus_own_name_on_connection (c2,
 433                                       name,
 434                                       G_BUS_NAME_OWNER_FLAGS_REPLACE,
 435                                       name_acquired_handler,
 436                                       name_lost_handler,
 437                                       &data2,
 438                                       (GDestroyNotify) own_name_data_free_func);
 439   g_assert_cmpint (data.num_acquired, ==, 1);
 440   g_assert_cmpint (data.num_lost,     ==, 0);
 441   g_assert_cmpint (data2.num_acquired, ==, 0);
 442   g_assert_cmpint (data2.num_lost,     ==, 0);
 443   /* wait for handlers for both owner and owner2 to fire */
 444   while (data.num_lost == 0 || data2.num_acquired == 0)
 445     g_main_loop_run (loop);
 446   g_assert_cmpint (data.num_acquired, ==, 1);
 447   g_assert_cmpint (data.num_lost,     ==, 1);
 448   g_assert_cmpint (data2.num_acquired, ==, 1);
 449   g_assert_cmpint (data2.num_lost,     ==, 0);
 450   g_assert_cmpint (data2.num_bus_acquired, ==, 0);
 451   /* ok, make owner2 release the name - then wait for owner to automagically reacquire it */
 452   g_bus_unown_name (id2);
 453   g_assert_cmpint (data2.num_free_func, ==, 1);
 454   g_main_loop_run (loop);
 455   g_assert_cmpint (data.num_acquired, ==, 2);
 456   g_assert_cmpint (data.num_lost,     ==, 1);
 457
 458   /*
 459    * Finally, nuke the bus and check name_lost_handler() is invoked.
 460    *
 461    */
 462   data.expect_null_connection = TRUE;
 463   session_bus_stop ();
 464   while (data.num_lost != 2)
 465     g_main_loop_run (loop);
 466   g_assert_cmpint (data.num_acquired, ==, 2);
 467   g_assert_cmpint (data.num_lost,     ==, 2);
 468   g_bus_unown_name (id);
 469   g_assert_cmpint (data.num_free_func, ==, 5);
 470
 471   g_object_unref (c);
 472   g_object_unref (c2);
 473
 474   session_bus_down ();
 475
 476   /* See https://bugzilla.gnome.org/show_bug.cgi?id=711807 */
 477   g_usleep (1000000);
 478 }
 479
 480 /* ---------------------------------------------------------------------------------------------------- */
 481 /* Test that g_bus_watch_name() works correctly */
 482 /* ---------------------------------------------------------------------------------------------------- */
 483
 484 typedef struct
 485 {
 486   gboolean expect_null_connection;
 487   guint num_acquired;
 488   guint num_lost;
 489   guint num_appeared;
 490   guint num_vanished;
 491   guint num_free_func;
 492 } WatchNameData;
 493
 494 static void
 495 watch_name_data_free_func (WatchNameData *data)
 496 {
 497   data->num_free_func++;
 498   g_main_loop_quit (loop);
 499 }
 500
 501 static void
 502 w_bus_acquired_handler (GDBusConnection *connection,
 503                         const gchar     *name,
 504                         gpointer         user_data)
 505 {
 506 }
 507
 508 static void
 509 w_name_acquired_handler (GDBusConnection *connection,
 510                          const gchar     *name,
 511                          gpointer         user_data)
 512 {
 513   WatchNameData *data = user_data;
 514   data->num_acquired += 1;
 515   g_main_loop_quit (loop);
 516 }
 517
 518 static void
 519 w_name_lost_handler (GDBusConnection *connection,
 520                      const gchar     *name,
 521                      gpointer         user_data)
 522 {
 523   WatchNameData *data = user_data;
 524   data->num_lost += 1;
 525   g_main_loop_quit (loop);
 526 }
 527
 528 static void
 529 name_appeared_handler (GDBusConnection *connection,
 530                        const gchar     *name,
 531                        const gchar     *name_owner,
 532                        gpointer         user_data)
 533 {
 534   WatchNameData *data = user_data;
 535   if (data->expect_null_connection)
 536     {
 537       g_assert (connection == NULL);
 538     }
 539   else
 540     {
 541       g_assert (connection != NULL);
 542       g_dbus_connection_set_exit_on_close (connection, FALSE);
 543     }
 544   data->num_appeared += 1;
 545   g_main_loop_quit (loop);
 546 }
 547
 548 static void
 549 name_vanished_handler (GDBusConnection *connection,
 550                        const gchar     *name,
 551                        gpointer         user_data)
 552 {
 553   WatchNameData *data = user_data;
 554   if (data->expect_null_connection)
 555     {
 556       g_assert (connection == NULL);
 557     }
 558   else
 559     {
 560       g_assert (connection != NULL);
 561       g_dbus_connection_set_exit_on_close (connection, FALSE);
 562     }
 563   data->num_vanished += 1;
 564   g_main_loop_quit (loop);
 565 }
 566
 567 static void
 568 test_bus_watch_name (void)
 569 {
 570   WatchNameData data;
 571   guint id;
 572   guint owner_id;
 573   GDBusConnection *connection;
 574
 575   /*
 576    * First check that name_vanished_handler() is invoked if there is no bus.
 577    *
 578    * Also make sure name_vanished_handler() isn't invoked when unwatching the name.
 579    */
 580   data.num_free_func = 0;
 581   data.num_appeared = 0;
 582   data.num_vanished = 0;
 583   data.expect_null_connection = TRUE;
 584   id = g_bus_watch_name (G_BUS_TYPE_SESSION,
 585                          "org.gtk.GDBus.Name1",
 586                          G_BUS_NAME_WATCHER_FLAGS_NONE,
 587                          name_appeared_handler,
 588                          name_vanished_handler,
 589                          &data,
 590                          (GDestroyNotify) watch_name_data_free_func);
 591   g_assert_cmpint (data.num_appeared, ==, 0);
 592   g_assert_cmpint (data.num_vanished, ==, 0);
 593   g_main_loop_run (loop);
 594   g_assert_cmpint (data.num_appeared, ==, 0);
 595   g_assert_cmpint (data.num_vanished, ==, 1);
 596   g_bus_unwatch_name (id);
 597   g_assert_cmpint (data.num_appeared, ==, 0);
 598   g_assert_cmpint (data.num_vanished, ==, 1);
 599   g_assert_cmpint (data.num_free_func, ==, 1);
 600
 601   /*
 602    * Now bring up a bus, own a name, and then start watching it.
 603    */
 604   session_bus_up ();
 605   /* own the name */
 606   data.num_free_func = 0;
 607   data.num_acquired = 0;
 608   data.num_lost = 0;
 609   data.expect_null_connection = FALSE;
 610   owner_id = g_bus_own_name (G_BUS_TYPE_SESSION,
 611                              "org.gtk.GDBus.Name1",
 612                              G_BUS_NAME_OWNER_FLAGS_NONE,
 613                              w_bus_acquired_handler,
 614                              w_name_acquired_handler,
 615                              w_name_lost_handler,
 616                              &data,
 617                              (GDestroyNotify) watch_name_data_free_func);
 618   g_main_loop_run (loop);
 619   g_assert_cmpint (data.num_acquired, ==, 1);
 620   g_assert_cmpint (data.num_lost,     ==, 0);
 621
 622   connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
 623   g_assert (connection != NULL);
 624
 625   /* now watch the name */
 626   data.num_appeared = 0;
 627   data.num_vanished = 0;
 628   id = g_bus_watch_name_on_connection (connection,
 629                                        "org.gtk.GDBus.Name1",
 630                                        G_BUS_NAME_WATCHER_FLAGS_NONE,
 631                                        name_appeared_handler,
 632                                        name_vanished_handler,
 633                                        &data,
 634                                        (GDestroyNotify) watch_name_data_free_func);
 635   g_assert_cmpint (data.num_appeared, ==, 0);
 636   g_assert_cmpint (data.num_vanished, ==, 0);
 637   g_main_loop_run (loop);
 638   g_assert_cmpint (data.num_appeared, ==, 1);
 639   g_assert_cmpint (data.num_vanished, ==, 0);
 640
 641   /*
 642    * Unwatch the name.
 643    */
 644   g_bus_unwatch_name (id);
 645   g_assert_cmpint (data.num_free_func, ==, 1);
 646
 647   g_object_unref (connection);
 648
 649   /* unown the name */
 650   g_bus_unown_name (owner_id);
 651   g_assert_cmpint (data.num_acquired, ==, 1);
 652   g_assert_cmpint (data.num_free_func, ==, 2);
 653
 654   /*
 655    * Create a watcher and then make a name be owned.
 656    *
 657    * This should trigger name_appeared_handler() ...
 658    */
 659   /* watch the name */
 660   data.num_appeared = 0;
 661   data.num_vanished = 0;
 662   data.num_free_func = 0;
 663   id = g_bus_watch_name_with_closures (G_BUS_TYPE_SESSION,
 664                                        "org.gtk.GDBus.Name1",
 665                                        G_BUS_NAME_WATCHER_FLAGS_NONE,
 666                                        g_cclosure_new (G_CALLBACK (name_appeared_handler),
 667                                                        &data,
 668                                                        NULL),
 669                                        g_cclosure_new (G_CALLBACK (name_vanished_handler),
 670                                                        &data,
 671                                                        (GClosureNotify) watch_name_data_free_func));
 672   g_assert_cmpint (data.num_appeared, ==, 0);
 673   g_assert_cmpint (data.num_vanished, ==, 0);
 674   g_main_loop_run (loop);
 675   g_assert_cmpint (data.num_appeared, ==, 0);
 676   g_assert_cmpint (data.num_vanished, ==, 1);
 677
 678   /* own the name */
 679   data.num_acquired = 0;
 680   data.num_lost = 0;
 681   data.expect_null_connection = FALSE;
 682   owner_id = g_bus_own_name (G_BUS_TYPE_SESSION,
 683                              "org.gtk.GDBus.Name1",
 684                              G_BUS_NAME_OWNER_FLAGS_NONE,
 685                              w_bus_acquired_handler,
 686                              w_name_acquired_handler,
 687                              w_name_lost_handler,
 688                              &data,
 689                              (GDestroyNotify) watch_name_data_free_func);
 690   while (data.num_acquired == 0 || data.num_appeared == 0)
 691     g_main_loop_run (loop);
 692   g_assert_cmpint (data.num_acquired, ==, 1);
 693   g_assert_cmpint (data.num_lost,     ==, 0);
 694   g_assert_cmpint (data.num_appeared, ==, 1);
 695   g_assert_cmpint (data.num_vanished, ==, 1);
 696
 697   /*
 698    * Nuke the bus and check that the name vanishes and is lost.
 699    */
 700   data.expect_null_connection = TRUE;
 701   session_bus_stop ();
 702   g_main_loop_run (loop);
 703   g_assert_cmpint (data.num_lost,     ==, 1);
 704   g_assert_cmpint (data.num_vanished, ==, 2);
 705
 706   g_bus_unwatch_name (id);
 707   g_assert_cmpint (data.num_free_func, ==, 1);
 708
 709   g_bus_unown_name (owner_id);
 710   g_assert_cmpint (data.num_free_func, ==, 2);
 711
 712   session_bus_down ();
 713 }
 714
 715 /* ---------------------------------------------------------------------------------------------------- */
 716
 717 static void
 718 test_validate_names (void)
 719 {
 720   guint n;
 721   static const struct
 722   {
 723     gboolean name;
 724     gboolean unique;
 725     gboolean interface;
 726     const gchar *string;
 727   } names[] = {
 728     { 1, 0, 1, "valid.well_known.name"},
 729     { 1, 0, 0, "valid.well-known.name"},
 730     { 1, 1, 0, ":valid.unique.name"},
 731     { 0, 0, 0, "invalid.5well_known.name"},
 732     { 0, 0, 0, "4invalid.5well_known.name"},
 733     { 1, 1, 0, ":4valid.5unique.name"},
 734     { 0, 0, 0, ""},
 735     { 1, 0, 1, "very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.name1"}, /* 255 */
 736     { 0, 0, 0, "very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.very.long.name12"}, /* 256 - too long! */
 737     { 0, 0, 0, ".starts.with.a.dot"},
 738     { 0, 0, 0, "contains.invalid;.characters"},
 739     { 0, 0, 0, "contains.inva/lid.characters"},
 740     { 0, 0, 0, "contains.inva[lid.characters"},
 741     { 0, 0, 0, "contains.inva]lid.characters"},
 742     { 0, 0, 0, "contains.inva_æøå_lid.characters"},
 743     { 1, 1, 0, ":1.1"},
 744   };
 745
 746   for (n = 0; n < G_N_ELEMENTS (names); n++)
 747     {
 748       if (names[n].name)
 749         g_assert (g_dbus_is_name (names[n].string));
 750       else
 751         g_assert (!g_dbus_is_name (names[n].string));
 752
 753       if (names[n].unique)
 754         g_assert (g_dbus_is_unique_name (names[n].string));
 755       else
 756         g_assert (!g_dbus_is_unique_name (names[n].string));
 757
 758       if (names[n].interface)
 759         g_assert (g_dbus_is_interface_name (names[n].string));
 760       else
 761         g_assert (!g_dbus_is_interface_name (names[n].string));
 762     }
 763 }
 764
 765 /* ---------------------------------------------------------------------------------------------------- */
 766
 767 int
 768 main (int   argc,
 769       char *argv[])
 770 {
 771   gint ret;
 772
 773   g_test_init (&argc, &argv, NULL);
 774
 775   loop = g_main_loop_new (NULL, FALSE);
 776
 777   g_test_dbus_unset ();
 778
 779   g_test_add_func ("/gdbus/validate-names", test_validate_names);
 780   g_test_add_func ("/gdbus/bus-own-name", test_bus_own_name);
 781   g_test_add_func ("/gdbus/bus-watch-name", test_bus_watch_name);
 782
 783   ret = g_test_run();
 784
 785   g_main_loop_unref (loop);
 786
 787   return ret;
 788 }