sl@0: /* GObject - GLib Type, Object, Parameter and Signal Library
sl@0:  * Copyright (C) 2005 Red Hat, Inc.
sl@0:  * Portions copyright (c) 2006-2009 Nokia Corporation.  All rights reserved.
sl@0:  * This library is free software; you can redistribute it and/or
sl@0:  * modify it under the terms of the GNU Lesser General Public
sl@0:  * License as published by the Free Software Foundation; either
sl@0:  * version 2 of the License, or (at your option) any later version.
sl@0:  *
sl@0:  * This library is distributed in the hope that it will be useful,
sl@0:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
sl@0:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
sl@0:  * Lesser General Public License for more details.
sl@0:  *
sl@0:  * You should have received a copy of the GNU Lesser General
sl@0:  * Public License along with this library; if not, write to the
sl@0:  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
sl@0:  * Boston, MA 02111-1307, USA.
sl@0:  */
sl@0: 
sl@0: #undef	G_LOG_DOMAIN
sl@0: #define	G_LOG_DOMAIN "TestReferences"
sl@0: 
sl@0: #undef G_DISABLE_ASSERT
sl@0: #undef G_DISABLE_CHECKS
sl@0: #undef G_DISABLE_CAST_CHECKS
sl@0: 
sl@0: #include	<glib-object.h>
sl@0: 
sl@0: #ifdef __SYMBIAN32__
sl@0:   #include "mrt2_glib2_test.h"
sl@0:   #endif /*__SYMBIAN32__*/
sl@0: /* This test tests weak and toggle references
sl@0:  */
sl@0: 
sl@0: static GObject *global_object;
sl@0: 
sl@0: static gboolean object_destroyed;
sl@0: static gboolean weak_ref1_notified;
sl@0: static gboolean weak_ref2_notified;
sl@0: static gboolean toggle_ref1_weakened;
sl@0: static gboolean toggle_ref1_strengthened;
sl@0: static gboolean toggle_ref2_weakened;
sl@0: static gboolean toggle_ref2_strengthened;
sl@0: static gboolean toggle_ref3_weakened;
sl@0: static gboolean toggle_ref3_strengthened;
sl@0: 
sl@0: /*
sl@0:  * TestObject, a parent class for TestObject
sl@0:  */
sl@0: #define TEST_TYPE_OBJECT          (test_object_get_type ())
sl@0: typedef struct _TestObject        TestObject;
sl@0: typedef struct _TestObjectClass   TestObjectClass;
sl@0: 
sl@0: struct _TestObject
sl@0: {
sl@0:   GObject parent_instance;
sl@0: };
sl@0: struct _TestObjectClass
sl@0: {
sl@0:   GObjectClass parent_class;
sl@0: };
sl@0: 
sl@0: G_DEFINE_TYPE (TestObject, test_object, G_TYPE_OBJECT);
sl@0: 
sl@0: static void
sl@0: test_object_finalize (GObject *object)
sl@0: {
sl@0:   object_destroyed = TRUE;
sl@0:   
sl@0:   G_OBJECT_CLASS (test_object_parent_class)->finalize (object);
sl@0: }
sl@0: 
sl@0: static void
sl@0: test_object_class_init (TestObjectClass *class)
sl@0: {
sl@0:   GObjectClass *object_class = G_OBJECT_CLASS (class);
sl@0: 
sl@0:   object_class->finalize = test_object_finalize;
sl@0: }
sl@0: 
sl@0: static void
sl@0: test_object_init (TestObject *test_object)
sl@0: {
sl@0: }
sl@0: 
sl@0: static void
sl@0: clear_flags (void)
sl@0: {
sl@0:   object_destroyed = FALSE;
sl@0:   weak_ref1_notified = FALSE;
sl@0:   weak_ref2_notified = FALSE;
sl@0:   toggle_ref1_weakened = FALSE;
sl@0:   toggle_ref1_strengthened = FALSE;
sl@0:   toggle_ref2_weakened = FALSE;
sl@0:   toggle_ref2_strengthened = FALSE;
sl@0:   toggle_ref3_weakened = FALSE;
sl@0:   toggle_ref3_strengthened = FALSE;
sl@0: }
sl@0: 
sl@0: static void
sl@0: weak_ref1 (gpointer data,
sl@0: 	   GObject *object)
sl@0: {
sl@0:   g_assert (object == global_object);
sl@0:   g_assert (data == GUINT_TO_POINTER (42));
sl@0: 
sl@0:   weak_ref1_notified = TRUE;
sl@0: }
sl@0: 
sl@0: static void
sl@0: weak_ref2 (gpointer data,
sl@0: 	   GObject *object)
sl@0: {
sl@0:   g_assert (object == global_object);
sl@0:   g_assert (data == GUINT_TO_POINTER (24));
sl@0: 
sl@0:   weak_ref2_notified = TRUE;
sl@0: }
sl@0: 
sl@0: static void
sl@0: toggle_ref1 (gpointer data,
sl@0: 	     GObject *object,
sl@0: 	     gboolean is_last_ref)
sl@0: {
sl@0:   g_assert (object == global_object);
sl@0:   g_assert (data == GUINT_TO_POINTER (42));
sl@0: 
sl@0:   if (is_last_ref)
sl@0:     toggle_ref1_weakened = TRUE;
sl@0:   else
sl@0:     toggle_ref1_strengthened = TRUE;
sl@0: }
sl@0: 
sl@0: static void
sl@0: toggle_ref2 (gpointer data,
sl@0: 	     GObject *object,
sl@0: 	     gboolean is_last_ref)
sl@0: {
sl@0:   g_assert (object == global_object);
sl@0:   g_assert (data == GUINT_TO_POINTER (24));
sl@0: 
sl@0:   if (is_last_ref)
sl@0:     toggle_ref2_weakened = TRUE;
sl@0:   else
sl@0:     toggle_ref2_strengthened = TRUE;
sl@0: }
sl@0: 
sl@0: static void
sl@0: toggle_ref3 (gpointer data,
sl@0: 	     GObject *object,
sl@0: 	     gboolean is_last_ref)
sl@0: {
sl@0:   g_assert (object == global_object);
sl@0:   g_assert (data == GUINT_TO_POINTER (34));
sl@0: 
sl@0:   if (is_last_ref)
sl@0:     {
sl@0:       toggle_ref3_weakened = TRUE;
sl@0:       g_object_remove_toggle_ref (object, toggle_ref3, GUINT_TO_POINTER (34));
sl@0:     }
sl@0:   else
sl@0:     toggle_ref3_strengthened = TRUE;
sl@0: }
sl@0: 
sl@0: int
sl@0: main (int   argc,
sl@0:       char *argv[])
sl@0: {
sl@0:   GObject *object;
sl@0: 	
sl@0:   g_log_set_always_fatal (g_log_set_always_fatal (G_LOG_FATAL_MASK) |
sl@0: 			  G_LOG_LEVEL_WARNING |
sl@0: 			  G_LOG_LEVEL_CRITICAL);
sl@0:   g_type_init ();
sl@0: 
sl@0:   #ifdef __SYMBIAN32__
sl@0:   g_log_set_handler (NULL,  G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL);
sl@0:   #endif /*__SYMBIAN32__*/
sl@0:   /* Test basic weak reference operation
sl@0:    */
sl@0:   global_object = object = g_object_new (TEST_TYPE_OBJECT, NULL);
sl@0:   
sl@0:   g_object_weak_ref (object, weak_ref1, GUINT_TO_POINTER (42));
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_unref (object);
sl@0:   g_assert (weak_ref1_notified == TRUE);
sl@0:   g_assert (object_destroyed == TRUE);
sl@0: 
sl@0:   /* Test two weak references at once
sl@0:    */
sl@0:   global_object = object = g_object_new (TEST_TYPE_OBJECT, NULL);
sl@0:   
sl@0:   g_object_weak_ref (object, weak_ref1, GUINT_TO_POINTER (42));
sl@0:   g_object_weak_ref (object, weak_ref2, GUINT_TO_POINTER (24));
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_unref (object);
sl@0:   g_assert (weak_ref1_notified == TRUE);
sl@0:   g_assert (weak_ref2_notified == TRUE);
sl@0:   g_assert (object_destroyed == TRUE);
sl@0: 
sl@0:   /* Test remove weak references
sl@0:    */
sl@0:   global_object = object = g_object_new (TEST_TYPE_OBJECT, NULL);
sl@0:   
sl@0:   g_object_weak_ref (object, weak_ref1, GUINT_TO_POINTER (42));
sl@0:   g_object_weak_ref (object, weak_ref2, GUINT_TO_POINTER (24));
sl@0:   g_object_weak_unref (object, weak_ref1, GUINT_TO_POINTER (42));
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_unref (object);
sl@0:   g_assert (weak_ref1_notified == FALSE);
sl@0:   g_assert (weak_ref2_notified == TRUE);
sl@0:   g_assert (object_destroyed == TRUE);
sl@0: 
sl@0:   /* Test basic toggle reference operation
sl@0:    */
sl@0:   global_object = object = g_object_new (TEST_TYPE_OBJECT, NULL);
sl@0:   
sl@0:   g_object_add_toggle_ref (object, toggle_ref1, GUINT_TO_POINTER (42));
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_unref (object);
sl@0:   g_assert (toggle_ref1_weakened == TRUE);
sl@0:   g_assert (toggle_ref1_strengthened == FALSE);
sl@0:   g_assert (object_destroyed == FALSE);
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_ref (object);
sl@0:   g_assert (toggle_ref1_weakened == FALSE);
sl@0:   g_assert (toggle_ref1_strengthened == TRUE);
sl@0:   g_assert (object_destroyed == FALSE);
sl@0: 
sl@0:   g_object_unref (object);
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_remove_toggle_ref (object, toggle_ref1, GUINT_TO_POINTER (42));
sl@0:   g_assert (toggle_ref1_weakened == FALSE);
sl@0:   g_assert (toggle_ref1_strengthened == FALSE);
sl@0:   g_assert (object_destroyed == TRUE);
sl@0: 
sl@0:   global_object = object = g_object_new (TEST_TYPE_OBJECT, NULL);
sl@0: 
sl@0:   /* Test two toggle references at once
sl@0:    */
sl@0:   g_object_add_toggle_ref (object, toggle_ref1, GUINT_TO_POINTER (42));
sl@0:   g_object_add_toggle_ref (object, toggle_ref2, GUINT_TO_POINTER (24));
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_unref (object);
sl@0:   g_assert (toggle_ref1_weakened == FALSE);
sl@0:   g_assert (toggle_ref1_strengthened == FALSE);
sl@0:   g_assert (toggle_ref2_weakened == FALSE);
sl@0:   g_assert (toggle_ref2_strengthened == FALSE);
sl@0:   g_assert (object_destroyed == FALSE);
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_remove_toggle_ref (object, toggle_ref1, GUINT_TO_POINTER (42));
sl@0:   g_assert (toggle_ref1_weakened == FALSE);
sl@0:   g_assert (toggle_ref1_strengthened == FALSE);
sl@0:   g_assert (toggle_ref2_weakened == TRUE);
sl@0:   g_assert (toggle_ref2_strengthened == FALSE);
sl@0:   g_assert (object_destroyed == FALSE);
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_remove_toggle_ref (object, toggle_ref2, GUINT_TO_POINTER (24));
sl@0:   g_assert (toggle_ref1_weakened == FALSE);
sl@0:   g_assert (toggle_ref1_strengthened == FALSE);
sl@0:   g_assert (toggle_ref2_weakened == FALSE);
sl@0:   g_assert (toggle_ref2_strengthened == FALSE);
sl@0:   g_assert (object_destroyed == TRUE);
sl@0:   
sl@0:   /* Test a toggle reference that removes itself
sl@0:    */
sl@0:   global_object = object = g_object_new (TEST_TYPE_OBJECT, NULL);
sl@0:   
sl@0:   g_object_add_toggle_ref (object, toggle_ref3, GUINT_TO_POINTER (34));
sl@0: 
sl@0:   clear_flags ();
sl@0:   g_object_unref (object);
sl@0:   g_assert (toggle_ref3_weakened == TRUE);
sl@0:   g_assert (toggle_ref3_strengthened == FALSE);
sl@0:   g_assert (object_destroyed == TRUE);
sl@0: 
sl@0:   #ifdef __SYMBIAN32__
sl@0:   testResultXml("references");
sl@0:   #endif /*__SYMBIAN32__*/
sl@0:   return 0;
sl@0: }