test/glib/test-dbus-glib.c

   1 /* -*- mode: C; c-file-style: "gnu" -*- */
   2 #include <dbus/dbus-glib.h>
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6
   7 static GMainLoop *loop = NULL;
   8 static int n_times_foo_received = 0;
   9
  10 static gboolean
  11 timed_exit (gpointer loop)
  12 {
  13   g_main_loop_quit (loop);
  14   return TRUE;
  15 }
  16
  17 static void
  18 foo_signal_handler (DBusGProxy  *proxy,
  19                     void        *user_data)
  20 {
  21 #if 0
  22   double d;
  23
  24   /* FIXME - need to fix up dbus_gproxy_signal_connect() to be able to
  25    * get signal args
  26    */
  27
  28   DBusError derror;
  29
  30   if (!dbus_message_is_signal (signal,
  31                                "org.freedesktop.TestSuite",
  32                                "Foo"))
  33     {
  34       g_printerr ("Signal handler received the wrong message\n");
  35       exit (1);
  36     }
  37
  38   dbus_error_init (&derror);
  39   if (!dbus_message_get_args (signal, &derror, DBUS_TYPE_DOUBLE,
  40                               &d, DBUS_TYPE_INVALID))
  41     {
  42       g_printerr ("failed to get signal args: %s\n", derror.message);
  43       dbus_error_free (&derror);
  44       exit (1);
  45     }
  46 #endif
  47
  48   n_times_foo_received += 1;
  49
  50   g_main_loop_quit (loop);
  51 }
  52
  53 int
  54 main (int argc, char **argv)
  55 {
  56   DBusGConnection *connection;
  57   GError *error;
  58   DBusGProxy *driver;
  59   DBusGProxy *proxy;
  60   DBusGPendingCall *call;
  61   char **service_list;
  62   int service_list_len;
  63   int i;
  64   guint32 result;
  65   char *str;
  66
  67   g_type_init ();
  68
  69   loop = g_main_loop_new (NULL, FALSE);
  70
  71   error = NULL;
  72   connection = dbus_g_bus_get (DBUS_BUS_SESSION,
  73                                &error);
  74   if (connection == NULL)
  75     {
  76       g_printerr ("Failed to open connection to bus: %s\n",
  77                   error->message);
  78       g_error_free (error);
  79       exit (1);
  80     }
  81
  82   /* Create a proxy object for the "bus driver" */
  83
  84   driver = dbus_g_proxy_new_for_service (connection,
  85                                          DBUS_SERVICE_ORG_FREEDESKTOP_DBUS,
  86                                          DBUS_PATH_ORG_FREEDESKTOP_DBUS,
  87                                          DBUS_INTERFACE_ORG_FREEDESKTOP_DBUS);
  88
  89   /* Call ListServices method */
  90
  91   call = dbus_g_proxy_begin_call (driver, "ListServices", DBUS_TYPE_INVALID);
  92
  93   error = NULL;
  94   if (!dbus_g_proxy_end_call (driver, call, &error,
  95                               DBUS_TYPE_ARRAY, DBUS_TYPE_STRING,
  96                               &service_list, &service_list_len,
  97                               DBUS_TYPE_INVALID))
  98     {
  99       g_printerr ("Failed to complete ListServices call: %s\n",
 100                   error->message);
 101       g_error_free (error);
 102       exit (1);
 103     }
 104
 105   g_print ("Services on the message bus:\n");
 106   i = 0;
 107   while (i < service_list_len)
 108     {
 109       g_assert (service_list[i] != NULL);
 110       g_print ("  %s\n", service_list[i]);
 111       ++i;
 112     }
 113   g_assert (service_list[i] == NULL);
 114
 115   g_strfreev (service_list);
 116
 117   /* Test handling of unknown method */
 118   call = dbus_g_proxy_begin_call (driver, "ThisMethodDoesNotExist",
 119                                  DBUS_TYPE_STRING,
 120                                  "blah blah blah blah blah",
 121                                  DBUS_TYPE_INT32,
 122                                  10,
 123                                  DBUS_TYPE_INVALID);
 124
 125   error = NULL;
 126   if (dbus_g_proxy_end_call (driver, call, &error,
 127                             DBUS_TYPE_INVALID))
 128     {
 129       g_printerr ("Calling nonexistent method succeeded!\n");
 130       exit (1);
 131     }
 132
 133   g_print ("Got EXPECTED error from calling unknown method: %s\n",
 134            error->message);
 135   g_error_free (error);
 136
 137   /* Activate a service */
 138   call = dbus_g_proxy_begin_call (driver, "ActivateService",
 139                                  DBUS_TYPE_STRING,
 140                                  "org.freedesktop.DBus.TestSuiteEchoService",
 141                                  DBUS_TYPE_UINT32,
 142                                  0,
 143                                  DBUS_TYPE_INVALID);
 144
 145   error = NULL;
 146   if (!dbus_g_proxy_end_call (driver, call, &error,
 147                              DBUS_TYPE_UINT32, &result,
 148                              DBUS_TYPE_INVALID))
 149     {
 150       g_printerr ("Failed to complete Activate call: %s\n",
 151                   error->message);
 152       g_error_free (error);
 153       exit (1);
 154     }
 155
 156   g_print ("Activation of echo service = 0x%x\n", result);
 157
 158   /* Activate a service again */
 159   call = dbus_g_proxy_begin_call (driver, "ActivateService",
 160                                  DBUS_TYPE_STRING,
 161                                  "org.freedesktop.DBus.TestSuiteEchoService",
 162                                  DBUS_TYPE_UINT32,
 163                                  0,
 164                                  DBUS_TYPE_INVALID);
 165
 166   error = NULL;
 167   if (!dbus_g_proxy_end_call (driver, call, &error,
 168                              DBUS_TYPE_UINT32, &result,
 169                              DBUS_TYPE_INVALID))
 170     {
 171       g_printerr ("Failed to complete Activate call: %s\n",
 172                   error->message);
 173       g_error_free (error);
 174       exit (1);
 175     }
 176
 177   g_print ("Duplicate activation of echo service = 0x%x\n", result);
 178
 179   /* Talk to the new service */
 180
 181   proxy = dbus_g_proxy_new_for_service_owner (connection,
 182                                               "org.freedesktop.DBus.TestSuiteEchoService",
 183                                               "/org/freedesktop/TestSuite",
 184                                               "org.freedesktop.TestSuite",
 185                                               &error);
 186
 187   if (proxy == NULL)
 188     {
 189       g_printerr ("Failed to create proxy for service owner: %s\n",
 190                   error->message);
 191       g_error_free (error);
 192       exit (1);
 193     }
 194
 195   call = dbus_g_proxy_begin_call (proxy, "Echo",
 196                                  DBUS_TYPE_STRING,
 197                                  "my string hello",
 198                                  DBUS_TYPE_INVALID);
 199
 200   error = NULL;
 201   if (!dbus_g_proxy_end_call (proxy, call, &error,
 202                              DBUS_TYPE_STRING, &str,
 203                              DBUS_TYPE_INVALID))
 204     {
 205       g_printerr ("Failed to complete Echo call: %s\n",
 206                   error->message);
 207       g_error_free (error);
 208       exit (1);
 209     }
 210
 211   g_print ("String echoed = \"%s\"\n", str);
 212   g_free (str);
 213
 214   /* Test oneway call and signal handling */
 215
 216   dbus_g_proxy_connect_signal (proxy, "Foo",
 217                                G_CALLBACK (foo_signal_handler),
 218                                NULL, NULL);
 219
 220   dbus_g_proxy_call_no_reply (proxy, "EmitFoo",
 221                               DBUS_TYPE_INVALID);
 222
 223   dbus_g_connection_flush (connection);
 224
 225   g_timeout_add (5000, timed_exit, loop);
 226
 227   g_main_loop_run (loop);
 228
 229   if (n_times_foo_received != 1)
 230     {
 231       g_printerr ("Foo signal received %d times, should have been 1\n",
 232                   n_times_foo_received);
 233       exit (1);
 234     }
 235
 236   g_object_unref (G_OBJECT (driver));
 237   g_object_unref (G_OBJECT (proxy));
 238
 239   g_print ("Successfully completed %s\n", argv[0]);
 240
 241   return 0;
 242 }