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Tests of interface inheritance and overriding.
Thu Oct 2 00:02:55 2003 Owen Taylor <otaylor@redhat.com>
* tests/gobject/Makefile.am test/gobject/ifaceinherit.c:
Tests of interface inheritance and overriding.
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Owen Taylor
Owen Taylor
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Thu Oct 2 00:02:55 2003 Owen Taylor <otaylor@redhat.com>
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* tests/gobject/Makefile.am test/gobject/ifaceinherit.c:
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Tests of interface inheritance and overriding.
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2003-09-30 Tor Lillqvist <tml@iki.fi>
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* glib/gspawn-win32.c (do_spawn): Call protect_argv() in
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@ -1,3 +1,8 @@
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Thu Oct 2 00:02:55 2003 Owen Taylor <otaylor@redhat.com>
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* tests/gobject/Makefile.am test/gobject/ifaceinherit.c:
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Tests of interface inheritance and overriding.
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2003-09-30 Tor Lillqvist <tml@iki.fi>
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* glib/gspawn-win32.c (do_spawn): Call protect_argv() in
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@ -1,3 +1,8 @@
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Thu Oct 2 00:02:55 2003 Owen Taylor <otaylor@redhat.com>
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* tests/gobject/Makefile.am test/gobject/ifaceinherit.c:
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Tests of interface inheritance and overriding.
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2003-09-30 Tor Lillqvist <tml@iki.fi>
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* glib/gspawn-win32.c (do_spawn): Call protect_argv() in
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@ -1,3 +1,8 @@
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Thu Oct 2 00:02:55 2003 Owen Taylor <otaylor@redhat.com>
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* tests/gobject/Makefile.am test/gobject/ifaceinherit.c:
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Tests of interface inheritance and overriding.
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2003-09-30 Tor Lillqvist <tml@iki.fi>
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* glib/gspawn-win32.c (do_spawn): Call protect_argv() in
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@ -1,3 +1,8 @@
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Thu Oct 2 00:02:55 2003 Owen Taylor <otaylor@redhat.com>
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* tests/gobject/Makefile.am test/gobject/ifaceinherit.c:
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Tests of interface inheritance and overriding.
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2003-09-30 Tor Lillqvist <tml@iki.fi>
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* glib/gspawn-win32.c (do_spawn): Call protect_argv() in
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@ -1,3 +1,8 @@
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Thu Oct 2 00:02:55 2003 Owen Taylor <otaylor@redhat.com>
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* tests/gobject/Makefile.am test/gobject/ifaceinherit.c:
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Tests of interface inheritance and overriding.
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2003-09-30 Tor Lillqvist <tml@iki.fi>
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* glib/gspawn-win32.c (do_spawn): Call protect_argv() in
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@ -48,6 +48,7 @@ test_programs = \
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accumulator \
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defaultiface \
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ifaceinit \
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ifaceinherit \
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override
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check_PROGRAMS = $(test_programs)
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239
tests/gobject/ifaceinherit.c
Normal file
239
tests/gobject/ifaceinherit.c
Normal file
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/* GObject - GLib Type, Object, Parameter and Signal Library
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* Copyright (C) 2001, 2003 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#undef G_LOG_DOMAIN
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#define G_LOG_DOMAIN "TestIfaceInherit"
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#undef G_DISABLE_ASSERT
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#undef G_DISABLE_CHECKS
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#undef G_DISABLE_CAST_CHECKS
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#include <glib-object.h>
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#include "testcommon.h"
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#include "testmodule.h"
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/* This test tests inheritance of interface. We two object
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* class BaseObject and DerivedObject we add an interface
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* to BaseObject:
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*
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* I1) Before DerivedObject is registered
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* I2) After DerivedObject is registered, but before
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* DerivedObject is class initialized
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* I3) During DerivedObject's class_init
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* I4) After DerivedObject's class init
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*
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* We also do some tests of overriding. We add an interface
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* to BaseObject, then add the *same* interface to DerivedObject
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*
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* I5) After DerivedObject is registered, but before
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* DerivedObject is class initialized
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* I6) During DerivedObject's class_init
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* I7) After DerivedObject's class_init
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*/
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/*
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* BaseObject, a parent class for DerivedObject
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*/
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#define BASE_TYPE_OBJECT (base_object_get_type ())
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typedef struct _BaseObject BaseObject;
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typedef struct _BaseObjectClass BaseObjectClass;
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struct _BaseObject
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{
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GObject parent_instance;
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};
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struct _BaseObjectClass
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{
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GObjectClass parent_class;
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};
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static GType base_object_get_type ();
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static GType derived_object_get_type ();
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/*
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* DerivedObject, the child class of DerivedObject
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*/
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#define DERIVED_TYPE_OBJECT (derived_object_get_type ())
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typedef struct _DerivedObject DerivedObject;
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typedef struct _DerivedObjectClass DerivedObjectClass;
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struct _DerivedObject
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{
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BaseObject parent_instance;
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};
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struct _DerivedObjectClass
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{
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BaseObjectClass parent_class;
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};
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/*
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* The interfaces
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*/
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typedef struct _TestIfaceClass TestIfaceClass;
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typedef struct _TestIfaceClass TestIface1Class;
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typedef struct _TestIfaceClass TestIface2Class;
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typedef struct _TestIfaceClass TestIface3Class;
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typedef struct _TestIfaceClass TestIface4Class;
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typedef struct _TestIfaceClass TestIface5Class;
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typedef struct _TestIfaceClass TestIface6Class;
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typedef struct _TestIfaceClass TestIface7Class;
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struct _TestIfaceClass
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{
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GTypeInterface base_iface;
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guint val;
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};
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#define TEST_TYPE_IFACE1 (test_iface1_get_type ())
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#define TEST_TYPE_IFACE2 (test_iface2_get_type ())
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#define TEST_TYPE_IFACE3 (test_iface3_get_type ())
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#define TEST_TYPE_IFACE4 (test_iface4_get_type ())
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#define TEST_TYPE_IFACE5 (test_iface5_get_type ())
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#define TEST_TYPE_IFACE6 (test_iface6_get_type ())
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#define TEST_TYPE_IFACE7 (test_iface7_get_type ())
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static DEFINE_IFACE (TestIface1, test_iface1, NULL, NULL)
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static DEFINE_IFACE (TestIface2, test_iface2, NULL, NULL)
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static DEFINE_IFACE (TestIface3, test_iface3, NULL, NULL)
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static DEFINE_IFACE (TestIface4, test_iface4, NULL, NULL)
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static DEFINE_IFACE (TestIface5, test_iface5, NULL, NULL)
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static DEFINE_IFACE (TestIface6, test_iface6, NULL, NULL)
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static DEFINE_IFACE (TestIface7, test_iface7, NULL, NULL)
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static void
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add_interface (GType object_type,
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GType iface_type,
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GInterfaceInitFunc init_func)
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{
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GInterfaceInfo iface_info = { NULL, NULL, NULL };
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iface_info.interface_init = init_func;
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g_type_add_interface_static (object_type, iface_type, &iface_info);
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}
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static void
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init_base_interface (TestIfaceClass *iface)
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{
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iface->val = 21;
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}
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static void
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add_base_interface (GType object_type,
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GType iface_type)
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{
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add_interface (object_type, iface_type,
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(GInterfaceInitFunc)init_base_interface);
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}
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static gboolean
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interface_is_base (GType object_type,
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GType iface_type)
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{
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gpointer g_class = g_type_class_peek (object_type);
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TestIfaceClass *iface = g_type_interface_peek (g_class, iface_type);
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return iface && iface->val == 21;
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}
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static void
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init_derived_interface (TestIfaceClass *iface)
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{
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iface->val = 21;
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}
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static void
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add_derived_interface (GType object_type,
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GType iface_type)
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{
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add_interface (object_type, iface_type,
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(GInterfaceInitFunc)init_derived_interface);
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}
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static gboolean
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interface_is_derived (GType object_type,
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GType iface_type)
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{
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gpointer g_class = g_type_class_peek (object_type);
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TestIfaceClass *iface = g_type_interface_peek (g_class, iface_type);
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return iface && iface->val == 42;
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}
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static void
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derived_object_class_init (BaseObjectClass *class)
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{
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add_base_interface (BASE_TYPE_OBJECT, TEST_TYPE_IFACE3);
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add_derived_interface (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE6);
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}
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static DEFINE_TYPE(BaseObject, base_object,
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NULL, NULL, NULL,
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G_TYPE_OBJECT)
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static DEFINE_TYPE(DerivedObject, derived_object,
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derived_object_class_init, NULL, NULL,
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BASE_TYPE_OBJECT)
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int
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main (int argc,
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char *argv[])
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{
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g_log_set_always_fatal (g_log_set_always_fatal (G_LOG_FATAL_MASK) |
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G_LOG_LEVEL_WARNING |
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G_LOG_LEVEL_CRITICAL);
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g_type_init ();
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/* Register BaseObject */
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BASE_TYPE_OBJECT;
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add_base_interface (BASE_TYPE_OBJECT, TEST_TYPE_IFACE5);
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add_base_interface (BASE_TYPE_OBJECT, TEST_TYPE_IFACE6);
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add_base_interface (BASE_TYPE_OBJECT, TEST_TYPE_IFACE7);
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/* Class init BaseObject */
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g_type_class_ref (BASE_TYPE_OBJECT);
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add_base_interface (BASE_TYPE_OBJECT, TEST_TYPE_IFACE1);
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/* Register DerivedObject */
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DERIVED_TYPE_OBJECT;
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add_base_interface (BASE_TYPE_OBJECT, TEST_TYPE_IFACE2);
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add_derived_interface (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE5);
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/* Class init DerivedObject */
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g_type_class_ref (DERIVED_TYPE_OBJECT);
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add_base_interface (BASE_TYPE_OBJECT, TEST_TYPE_IFACE4);
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add_derived_interface (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE7);
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/* Check that all the non-overridden interfaces were properly inherited
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*/
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g_assert (interface_is_base (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE1));
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g_assert (interface_is_base (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE2));
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g_assert (interface_is_base (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE3));
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g_assert (interface_is_base (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE4));
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/* Check that all the overridden interfaces were properly overridden
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*/
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g_assert (interface_is_derived (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE5));
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g_assert (interface_is_derived (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE6));
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g_assert (interface_is_derived (DERIVED_TYPE_OBJECT, TEST_TYPE_IFACE7));
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return 0;
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}
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