gio/tests/gdbus-connection-slow.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 #include <string.h>
  24
  25 #include <sys/types.h>
  26
  27 #include "gdbus-tests.h"
  28
  29 /* all tests rely on a shared mainloop */
  30 static GMainLoop *loop = NULL;
  31
  32 /* ---------------------------------------------------------------------------------------------------- */
  33
  34 static void
  35 test_connection_flush_signal_handler (GDBusConnection  *connection,
  36                                       const gchar      *sender_name,
  37                                       const gchar      *object_path,
  38                                       const gchar      *interface_name,
  39                                       const gchar      *signal_name,
  40                                       GVariant         *parameters,
  41                                       gpointer         user_data)
  42 {
  43   g_main_loop_quit (loop);
  44 }
  45
  46 static gboolean
  47 test_connection_flush_on_timeout (gpointer user_data)
  48 {
  49   guint iteration = GPOINTER_TO_UINT (user_data);
  50   g_printerr ("Timeout waiting 1000 msec on iteration %d\n", iteration);
  51   g_assert_not_reached ();
  52   return FALSE;
  53 }
  54
  55 static void
  56 test_connection_flush (void)
  57 {
  58   GDBusConnection *connection;
  59   GError *error;
  60   guint n;
  61   guint signal_handler_id;
  62   const gchar *flush_helper;
  63
  64   session_bus_up ();
  65
  66   error = NULL;
  67   connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error);
  68   g_assert_no_error (error);
  69   g_assert (connection != NULL);
  70
  71   signal_handler_id = g_dbus_connection_signal_subscribe (connection,
  72                                                           NULL, /* sender */
  73                                                           "org.gtk.GDBus.FlushInterface",
  74                                                           "SomeSignal",
  75                                                           "/org/gtk/GDBus/FlushObject",
  76                                                           NULL,
  77                                                           G_DBUS_SIGNAL_FLAGS_NONE,
  78                                                           test_connection_flush_signal_handler,
  79                                                           NULL,
  80                                                           NULL);
  81   g_assert_cmpint (signal_handler_id, !=, 0);
  82
  83   flush_helper = g_test_get_filename (G_TEST_BUILT, "gdbus-connection-flush-helper", NULL);
  84   for (n = 0; n < 50; n++)
  85     {
  86       gboolean ret;
  87       gint exit_status;
  88       guint timeout_mainloop_id;
  89
  90       error = NULL;
  91       ret = g_spawn_command_line_sync (flush_helper,
  92                                        NULL, /* stdout */
  93                                        NULL, /* stderr */
  94                                        &exit_status,
  95                                        &error);
  96       g_assert_no_error (error);
  97       g_spawn_check_exit_status (exit_status, &error);
  98       g_assert_no_error (error);
  99       g_assert (ret);
 100
 101       timeout_mainloop_id = g_timeout_add (1000, test_connection_flush_on_timeout, GUINT_TO_POINTER (n));
 102       g_main_loop_run (loop);
 103       g_source_remove (timeout_mainloop_id);
 104     }
 105
 106   g_dbus_connection_signal_unsubscribe (connection, signal_handler_id);
 107   g_object_unref (connection);
 108
 109   session_bus_down ();
 110 }
 111
 112 /* ---------------------------------------------------------------------------------------------------- */
 113
 114 /* Message size > 20MiB ... should be enough to make sure the message
 115  * is fragmented when shoved across any transport
 116  */
 117 #define LARGE_MESSAGE_STRING_LENGTH (20*1024*1024)
 118 /* the test will fail if the service name has not appeared after this amount of seconds */
 119 #define LARGE_MESSAGE_TIMEOUT_SECONDS 10
 120
 121 static gboolean
 122 large_message_timeout_cb (gpointer data)
 123 {
 124   (void)data;
 125
 126   g_error ("Error: timeout waiting for dbus name to appear\n");
 127
 128   return FALSE;
 129 }
 130
 131 static void
 132 large_message_on_name_appeared (GDBusConnection *connection,
 133                                 const gchar *name,
 134                                 const gchar *name_owner,
 135                                 gpointer user_data)
 136 {
 137   GError *error;
 138   gchar *request;
 139   const gchar *reply;
 140   GVariant *result;
 141   guint n;
 142
 143   g_assert (g_source_remove (GPOINTER_TO_UINT (user_data)));
 144
 145   request = g_new (gchar, LARGE_MESSAGE_STRING_LENGTH + 1);
 146   for (n = 0; n < LARGE_MESSAGE_STRING_LENGTH; n++)
 147     request[n] = '0' + (n%10);
 148   request[n] = '\0';
 149
 150   error = NULL;
 151   result = g_dbus_connection_call_sync (connection,
 152                                         "com.example.TestService",      /* bus name */
 153                                         "/com/example/TestObject",      /* object path */
 154                                         "com.example.Frob",             /* interface name */
 155                                         "HelloWorld",                   /* method name */
 156                                         g_variant_new ("(s)", request), /* parameters */
 157                                         G_VARIANT_TYPE ("(s)"),         /* return type */
 158                                         G_DBUS_CALL_FLAGS_NONE,
 159                                         G_MAXINT,
 160                                         NULL,
 161                                         &error);
 162   g_assert_no_error (error);
 163   g_assert (result != NULL);
 164   g_variant_get (result, "(&s)", &reply);
 165   g_assert_cmpint (strlen (reply), >, LARGE_MESSAGE_STRING_LENGTH);
 166   g_assert (g_str_has_prefix (reply, "You greeted me with '01234567890123456789012"));
 167   g_assert (g_str_has_suffix (reply, "6789'. Thanks!"));
 168   g_variant_unref (result);
 169
 170   g_free (request);
 171
 172   g_main_loop_quit (loop);
 173 }
 174
 175 static void
 176 large_message_on_name_vanished (GDBusConnection *connection,
 177                                 const gchar *name,
 178                                 gpointer user_data)
 179 {
 180 }
 181
 182 static void
 183 test_connection_large_message (void)
 184 {
 185   guint watcher_id;
 186   guint timeout_id;
 187
 188   session_bus_up ();
 189
 190   /* this is safe; testserver will exit once the bus goes away */
 191   g_assert (g_spawn_command_line_async (g_test_get_filename (G_TEST_BUILT, "gdbus-testserver", NULL), NULL));
 192
 193   timeout_id = g_timeout_add_seconds (LARGE_MESSAGE_TIMEOUT_SECONDS,
 194                                       large_message_timeout_cb,
 195                                       NULL);
 196
 197   watcher_id = g_bus_watch_name (G_BUS_TYPE_SESSION,
 198                                  "com.example.TestService",
 199                                  G_BUS_NAME_WATCHER_FLAGS_NONE,
 200                                  large_message_on_name_appeared,
 201                                  large_message_on_name_vanished,
 202                                  GUINT_TO_POINTER (timeout_id),  /* user_data */
 203                                  NULL); /* GDestroyNotify */
 204   g_main_loop_run (loop);
 205   g_bus_unwatch_name (watcher_id);
 206
 207   session_bus_down ();
 208 }
 209
 210 /* ---------------------------------------------------------------------------------------------------- */
 211
 212 int
 213 main (int   argc,
 214       char *argv[])
 215 {
 216   gint ret;
 217
 218   g_test_init (&argc, &argv, NULL);
 219
 220   /* all the tests rely on a shared main loop */
 221   loop = g_main_loop_new (NULL, FALSE);
 222
 223   g_test_dbus_unset ();
 224
 225   g_test_add_func ("/gdbus/connection/flush", test_connection_flush);
 226   g_test_add_func ("/gdbus/connection/large_message", test_connection_large_message);
 227
 228   ret = g_test_run();
 229   g_main_loop_unref (loop);
 230   return ret;
 231 }