Define G_DEFINE_DYNAMIC_TYPE and and _EXTENDED variant. (#334437)

2006-12-29 Matthias Clasen  <mclasen@redhat.com>

        * gtypemodule.h: Define G_DEFINE_DYNAMIC_TYPE and
        and _EXTENDED variant.  (#334437)

tests/gobject/Makefile.am

@@ -51,6 +51,7 @@ test_programs =					\
 	paramspec-test				\
 	accumulator				\
 	defaultiface				\
+	dynamictype				\
 	ifacecheck				\
 	ifaceinit				\
 	ifaceinherit				\

tests/gobject/dynamictype.c

@@ -0,0 +1,130 @@
+/* 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;
+
+#define DYNAMIC_OBJECT_TYPE (dynamic_object_get_type ())
+
+typedef GObject DynamicObject;
+typedef struct _DynamicObjectClass DynamicObjectClass;
+
+struct _DynamicObjectClass
+{
+  GObjectClass parent_class;
+  guint val;
+};
+
+G_DEFINE_DYNAMIC_TYPE(DynamicObject, dynamic_object, G_TYPE_OBJECT);
+
+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_init (DynamicObject *dynamic_object)
+{
+}
+
+
+static void
+module_register (GTypeModule *module)
+{
+  dynamic_object_register_type (module);
+}
+
+static void
+test_dynamic_type (void)
+{
+  GTypeModule *module;
+  DynamicObjectClass *class;
+
+  module = 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);
+
+  /* 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);
+  
+  /* 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;
+}