gtk2/gtk/tests/objects-finalize.c

115 lines
3.1 KiB
C

/* objects-finalize.c
* Copyright (C) 2013 Openismus GmbH
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: Tristan Van Berkom <tristanvb@openismus.com>
*/
#include <gtk/gtk.h>
#include <string.h>
#ifdef GDK_WINDOWING_X11
# include <gdk/gdkx.h>
#endif
typedef GType (*GTypeGetFunc) (void);
static gboolean
main_loop_quit_cb (gpointer data)
{
gtk_main_quit ();
return FALSE;
}
static void
check_finalized (gpointer data,
GObject *where_the_object_was)
{
gboolean *did_finalize = (gboolean *)data;
*did_finalize = TRUE;
}
static void
test_finalize_object (gconstpointer data)
{
GType test_type = GPOINTER_TO_SIZE (data);
GObject *object;
gboolean finalized = FALSE;
object = g_object_new (test_type, NULL);
g_assert (G_IS_OBJECT (object));
/* Make sure we have the only reference */
if (g_object_is_floating (object))
g_object_ref_sink (object);
/* Assert that the object finalizes properly */
g_object_weak_ref (object, check_finalized, &finalized);
/* Toplevels are owned by GTK+, just tell GTK+ to destroy it */
if (GTK_IS_WINDOW (object))
gtk_widget_destroy (GTK_WIDGET (object));
else
g_object_unref (object);
g_assert (finalized);
/* Even if the object did finalize, it may have left some dangerous stuff in the GMainContext */
g_timeout_add (50, main_loop_quit_cb, NULL);
gtk_main();
}
int
main (int argc, char **argv)
{
const GType *all_types;
guint n_types = 0, i;
/* initialize test program */
gtk_test_init (&argc, &argv);
gtk_test_register_all_types ();
all_types = gtk_test_list_all_types (&n_types);
for (i = 0; i < n_types; i++)
{
if (g_type_is_a (all_types[i], G_TYPE_OBJECT) &&
G_TYPE_IS_INSTANTIATABLE (all_types[i]) &&
!G_TYPE_IS_ABSTRACT (all_types[i]) &&
#ifdef GDK_WINDOWING_X11
all_types[i] != GDK_TYPE_X11_WINDOW &&
all_types[i] != GDK_TYPE_X11_CURSOR &&
all_types[i] != GDK_TYPE_X11_SCREEN &&
all_types[i] != GDK_TYPE_X11_DISPLAY &&
all_types[i] != GDK_TYPE_X11_DEVICE_MANAGER_XI2 &&
all_types[i] != GDK_TYPE_X11_DISPLAY_MANAGER &&
#endif
/* Not allowed to finalize a GdkPixbufLoader without calling gdk_pixbuf_loader_close() */
all_types[i] != GDK_TYPE_PIXBUF_LOADER &&
all_types[i] != gdk_pixbuf_simple_anim_iter_get_type())
{
gchar *test_path = g_strdup_printf ("/FinalizeObject/%s", g_type_name (all_types[i]));
g_test_add_data_func (test_path, GSIZE_TO_POINTER (all_types[i]), test_finalize_object);
g_free (test_path);
}
}
return g_test_run();
}