glib/gio/tests/gdbus-message.c

/* GLib testing framework examples and tests
 *
 * Copyright (C) 2008-2010 Red Hat, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General
 * Public License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Author: David Zeuthen <davidz@redhat.com>
 */

#include <locale.h>
#include <gio/gio.h>

/* ---------------------------------------------------------------------------------------------------- */

static void
on_notify_locked (GObject    *object,
                  GParamSpec *pspec,
                  gpointer    user_data)
{
  gint *count = user_data;
  *count += 1;
}

static void
message_lock (void)
{
  GDBusMessage *m;
  gint count;

  count = 0;
  m = g_dbus_message_new ();
  g_signal_connect (m,
                    "notify::locked",
                    G_CALLBACK (on_notify_locked),
                    &count);
  g_assert (!g_dbus_message_get_locked (m));
  g_dbus_message_lock (m);
  g_assert (g_dbus_message_get_locked (m));
  g_assert_cmpint (count, ==, 1);
  g_dbus_message_lock (m);
  g_assert (g_dbus_message_get_locked (m));
  g_assert_cmpint (count, ==, 1);

  if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR))
    g_dbus_message_set_serial (m, 42);
  g_test_trap_assert_failed (); g_test_trap_assert_stderr ("*Attempted to modify a locked message*");

  if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR))
    g_dbus_message_set_byte_order (m, G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN);
  g_test_trap_assert_failed (); g_test_trap_assert_stderr ("*Attempted to modify a locked message*");

  if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR))
    g_dbus_message_set_message_type (m, G_DBUS_MESSAGE_TYPE_METHOD_CALL);
  g_test_trap_assert_failed (); g_test_trap_assert_stderr ("*Attempted to modify a locked message*");

  if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR))
    g_dbus_message_set_flags (m, G_DBUS_MESSAGE_FLAGS_NONE);
  g_test_trap_assert_failed (); g_test_trap_assert_stderr ("*Attempted to modify a locked message*");

  if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR))
    g_dbus_message_set_body (m, NULL);
  g_test_trap_assert_failed (); g_test_trap_assert_stderr ("*Attempted to modify a locked message*");

  if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR))
    g_dbus_message_set_header (m, 0, NULL);
  g_test_trap_assert_failed (); g_test_trap_assert_stderr ("*Attempted to modify a locked message*");

  g_object_unref (m);
}

/* ---------------------------------------------------------------------------------------------------- */

static void
message_copy (void)
{
  GDBusMessage *m;
  GDBusMessage *copy;
  GError *error;
  guchar *m_headers;
  guchar *copy_headers;
  guint n;

  m = g_dbus_message_new_method_call ("org.example.Name",
                                      "/org/example/Object",
                                      "org.example.Interface",
                                      "Method");
  g_dbus_message_set_serial (m, 42);
  g_dbus_message_set_byte_order (m, G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN);

  error = NULL;
  copy = g_dbus_message_copy (m, &error);
  g_assert_no_error (error);
  g_assert (G_IS_DBUS_MESSAGE (copy));
  g_assert (m != copy);
  g_assert_cmpint (G_OBJECT (m)->ref_count, ==, 1);
  g_assert_cmpint (G_OBJECT (copy)->ref_count, ==, 1);

  g_assert_cmpint (g_dbus_message_get_serial (copy), ==, g_dbus_message_get_serial (m));
  g_assert_cmpint (g_dbus_message_get_byte_order (copy), ==, g_dbus_message_get_byte_order (m));
  g_assert_cmpint (g_dbus_message_get_flags (copy), ==, g_dbus_message_get_flags (m));
  g_assert_cmpint (g_dbus_message_get_message_type (copy), ==, g_dbus_message_get_message_type (m));
  m_headers = g_dbus_message_get_header_fields (m);
  copy_headers = g_dbus_message_get_header_fields (copy);
  g_assert (m_headers != NULL);
  g_assert (copy_headers != NULL);
  for (n = 0; m_headers[n] != 0; n++)
    {
      GVariant *m_val;
      GVariant *copy_val;
      m_val = g_dbus_message_get_header (m, m_headers[n]);
      copy_val = g_dbus_message_get_header (m, m_headers[n]);
      g_assert (m_val != NULL);
      g_assert (copy_val != NULL);
      g_assert (g_variant_equal (m_val, copy_val));
    }
  g_assert_cmpint (n, >, 0); /* make sure we actually compared headers etc. */
  g_assert_cmpint (copy_headers[n], ==, 0);
  g_free (m_headers);
  g_free (copy_headers);

  g_object_unref (copy);
  g_object_unref (m);
}

/* ---------------------------------------------------------------------------------------------------- */

int
main (int   argc,
      char *argv[])
{
  setlocale (LC_ALL, "C");

  g_type_init ();
  g_test_init (&argc, &argv, NULL);

  g_test_add_func ("/gdbus/message/lock", message_lock);
  g_test_add_func ("/gdbus/message/copy", message_copy);
  return g_test_run();
}