--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/glib/tests/gobject/accumulator.c Fri Apr 16 16:46:38 2010 +0300
@@ -0,0 +1,236 @@
+/* GObject - GLib Type, Object, Parameter and Signal Library
+ * Copyright (C) 2001, 2003 Red Hat, Inc.
+ * Portions copyright (c) 2006-2009 Nokia Corporation. All rights reserved.
+ * 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 "TestAccumulator"
+
+#undef G_DISABLE_ASSERT
+#undef G_DISABLE_CHECKS
+#undef G_DISABLE_CAST_CHECKS
+
+#include <string.h>
+
+#include <glib-object.h>
+
+#include "testmarshal.h"
+#include "testcommon.h"
+
+#ifdef __SYMBIAN32__
+#include "mrt2_glib2_test.h"
+#endif //__SYMBIAN32__
+/* What this test tests is the behavior of signal accumulators
+ * Two accumulators are tested:
+ *
+ * 1: A custom accumulator that appends the returned strings
+ * 2: The standard g_signal_accumulator_true_handled that stops
+ * emission on TRUE returns.
+ */
+
+/*
+ * TestObject, a parent class for TestObject
+ */
+#define TEST_TYPE_OBJECT (test_object_get_type ())
+typedef struct _TestObject TestObject;
+typedef struct _TestObjectClass TestObjectClass;
+
+struct _TestObject
+{
+ GObject parent_instance;
+};
+struct _TestObjectClass
+{
+ GObjectClass parent_class;
+
+ gchar* (*test_signal1) (TestObject *tobject,
+ gint param);
+ gboolean (*test_signal2) (TestObject *tobject,
+ gint param);
+};
+
+static GType test_object_get_type (void);
+
+static gboolean
+test_signal1_accumulator (GSignalInvocationHint *ihint,
+ GValue *return_accu,
+ const GValue *handler_return,
+ gpointer data)
+{
+ const gchar *accu_string = g_value_get_string (return_accu);
+ const gchar *new_string = g_value_get_string (handler_return);
+ gchar *result_string;
+
+ if (accu_string)
+ result_string = g_strconcat (accu_string, new_string, NULL);
+ else if (new_string)
+ result_string = g_strdup (new_string);
+ else
+ result_string = NULL;
+
+ g_value_set_string_take_ownership (return_accu, result_string);
+
+ return TRUE;
+}
+
+gchar*
+test_object_signal1_callback_before (TestObject *tobject,
+ gint param,
+ gpointer data)
+{
+ return g_strdup ("<before>");
+}
+
+gchar*
+test_object_real_signal1 (TestObject *tobject,
+ gint param)
+{
+ return g_strdup ("<default>");
+}
+
+gchar*
+test_object_signal1_callback_after (TestObject *tobject,
+ gint param,
+ gpointer data)
+{
+ return g_strdup ("<after>");
+}
+
+gboolean
+test_object_signal2_callback_before (TestObject *tobject,
+ gint param)
+{
+ switch (param)
+ {
+ case 1: return TRUE;
+ case 2: return FALSE;
+ case 3: return FALSE;
+ case 4: return FALSE;
+ }
+
+ g_assert_not_reached ();
+ return FALSE;
+}
+
+gboolean
+test_object_real_signal2 (TestObject *tobject,
+ gint param)
+{
+ switch (param)
+ {
+ case 1: g_assert_not_reached (); return FALSE;
+ case 2: return TRUE;
+ case 3: return FALSE;
+ case 4: return FALSE;
+ }
+
+ g_assert_not_reached ();
+ return FALSE;
+}
+
+gboolean
+test_object_signal2_callback_after (TestObject *tobject,
+ gint param)
+{
+ switch (param)
+ {
+ case 1: g_assert_not_reached (); return FALSE;
+ case 2: g_assert_not_reached (); return FALSE;
+ case 3: return TRUE;
+ case 4: return FALSE;
+ }
+
+ g_assert_not_reached ();
+ return FALSE;
+}
+
+static void
+test_object_class_init (TestObjectClass *class)
+{
+ class->test_signal1 = test_object_real_signal1;
+ class->test_signal2 = test_object_real_signal2;
+
+ g_signal_new ("test-signal1",
+ G_OBJECT_CLASS_TYPE (class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (TestObjectClass, test_signal1),
+ test_signal1_accumulator, NULL,
+ test_marshal_STRING__INT,
+ G_TYPE_STRING, 1, G_TYPE_INT);
+ g_signal_new ("test-signal2",
+ G_OBJECT_CLASS_TYPE (class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (TestObjectClass, test_signal2),
+ g_signal_accumulator_true_handled, NULL,
+ test_marshal_BOOLEAN__INT,
+ G_TYPE_BOOLEAN, 1, G_TYPE_INT);
+}
+
+static DEFINE_TYPE(TestObject, test_object,
+ test_object_class_init, NULL, NULL,
+ G_TYPE_OBJECT)
+
+int
+main (int argc,
+ char *argv[])
+{
+ TestObject *object;
+ gchar *string_result;
+ gboolean bool_result;
+ #ifdef __SYMBIAN32__
+ 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);
+ g_set_print_handler(mrtPrintHandler);
+ #endif /*__SYMBIAN32__*/
+ 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 ();
+
+ object = g_object_new (TEST_TYPE_OBJECT, NULL);
+
+ g_signal_connect (object, "test-signal1",
+ G_CALLBACK (test_object_signal1_callback_before), NULL);
+ g_signal_connect_after (object, "test-signal1",
+ G_CALLBACK (test_object_signal1_callback_after), NULL);
+
+ g_signal_emit_by_name (object, "test-signal1", 0, &string_result);
+ g_assert (strcmp (string_result, "<before><default><after>") == 0);
+ g_free (string_result);
+
+ g_signal_connect (object, "test-signal2",
+ G_CALLBACK (test_object_signal2_callback_before), NULL);
+ g_signal_connect_after (object, "test-signal2",
+ G_CALLBACK (test_object_signal2_callback_after), NULL);
+
+ bool_result = FALSE;
+ g_signal_emit_by_name (object, "test-signal2", 1, &bool_result);
+ g_assert (bool_result == TRUE);
+ bool_result = FALSE;
+ g_signal_emit_by_name (object, "test-signal2", 2, &bool_result);
+ g_assert (bool_result == TRUE);
+ bool_result = FALSE;
+ g_signal_emit_by_name (object, "test-signal2", 3, &bool_result);
+ g_assert (bool_result == TRUE);
+ bool_result = TRUE;
+ g_signal_emit_by_name (object, "test-signal2", 4, &bool_result);
+ g_assert (bool_result == FALSE);
+#ifdef __SYMBIAN32__
+testResultXml("accumulator");
+#endif //__SYMBIAN32__
+
+ return 0;
+}