glib/tests/gobject/dynamictype.c
2012-04-30 09:28:42 -04:00

173 lines
4.1 KiB
C

/* GObject - GLib Type, Object, Parameter and Signal Library
* Copyright (C) 2001, 2003 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.
*/
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "TestDynamicType"
#undef G_DISABLE_ASSERT
#undef G_DISABLE_CHECKS
#undef G_DISABLE_CAST_CHECKS
#include <glib-object.h>
#include "testcommon.h"
#include "testmodule.h"
/* This test tests the macros for defining dynamic types.
*/
static gboolean loaded = FALSE;
struct _TestIfaceClass
{
GTypeInterface base_iface;
guint val;
};
#define TEST_TYPE_IFACE (test_iface_get_type ())
#define TEST_IFACE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TEST_TYPE_IFACE, TestIfaceClass))
typedef struct _TestIface TestIface;
typedef struct _TestIfaceClass TestIfaceClass;
static void test_iface_base_init (TestIfaceClass *iface);
static void test_iface_default_init (TestIfaceClass *iface, gpointer class_data);
static DEFINE_IFACE(TestIface, test_iface, test_iface_base_init, test_iface_default_init)
static void
test_iface_default_init (TestIfaceClass *iface,
gpointer class_data)
{
}
static void
test_iface_base_init (TestIfaceClass *iface)
{
}
#define DYNAMIC_OBJECT_TYPE (dynamic_object_get_type ())
typedef GObject DynamicObject;
typedef struct _DynamicObjectClass DynamicObjectClass;
struct _DynamicObjectClass
{
GObjectClass parent_class;
guint val;
};
static void dynamic_object_iface_init (TestIface *iface);
G_DEFINE_DYNAMIC_TYPE_EXTENDED(DynamicObject, dynamic_object, G_TYPE_OBJECT, 0,
G_IMPLEMENT_INTERFACE_DYNAMIC (TEST_TYPE_IFACE,
dynamic_object_iface_init));
static void
dynamic_object_class_init (DynamicObjectClass *class)
{
class->val = 42;
loaded = TRUE;
}
static void
dynamic_object_class_finalize (DynamicObjectClass *class)
{
loaded = FALSE;
}
static void
dynamic_object_iface_init (TestIface *iface)
{
}
static void
dynamic_object_init (DynamicObject *dynamic_object)
{
}
static void
module_register (GTypeModule *module)
{
dynamic_object_register_type (module);
}
static void
test_dynamic_type (void)
{
DynamicObjectClass *class;
test_module_new (module_register);
/* Not loaded until we call ref for the first time */
class = g_type_class_peek (DYNAMIC_OBJECT_TYPE);
g_assert (class == NULL);
g_assert (!loaded);
/* Make sure interfaces work */
g_assert (g_type_is_a (DYNAMIC_OBJECT_TYPE,
TEST_TYPE_IFACE));
/* Ref loads */
class = g_type_class_ref (DYNAMIC_OBJECT_TYPE);
g_assert (class && class->val == 42);
g_assert (loaded);
/* Peek then works */
class = g_type_class_peek (DYNAMIC_OBJECT_TYPE);
g_assert (class && class->val == 42);
g_assert (loaded);
/* Make sure interfaces still work */
g_assert (g_type_is_a (DYNAMIC_OBJECT_TYPE,
TEST_TYPE_IFACE));
/* Unref causes finalize */
g_type_class_unref (class);
/* Peek returns NULL */
class = g_type_class_peek (DYNAMIC_OBJECT_TYPE);
g_assert (!class);
g_assert (!loaded);
/* Ref reloads */
class = g_type_class_ref (DYNAMIC_OBJECT_TYPE);
g_assert (class && class->val == 42);
g_assert (loaded);
/* And Unref causes finalize once more*/
g_type_class_unref (class);
class = g_type_class_peek (DYNAMIC_OBJECT_TYPE);
g_assert (!class);
g_assert (!loaded);
}
int
main (int argc,
char *argv[])
{
g_log_set_always_fatal (g_log_set_always_fatal (G_LOG_FATAL_MASK) |
G_LOG_LEVEL_WARNING |
G_LOG_LEVEL_CRITICAL);
g_type_init ();
test_dynamic_type ();
return 0;
}