glib/tests/atomic-test.c
changeset 18 47c74d1534e1
child 34 5fae379060a7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/glib/tests/atomic-test.c	Fri Apr 16 16:46:38 2010 +0300
@@ -0,0 +1,93 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+#undef G_DISABLE_ASSERT
+#undef G_LOG_DOMAIN
+
+#include <glib.h>
+#ifdef __SYMBIAN32__
+#include "mrt2_glib2_test.h"
+#endif /*__SYMBIAN32__*/
+
+
+/* Obviously we can't test that the operations are atomic, but we can
+ * at least test, that they do, what they ought to do */
+
+int 
+main (int   argc,
+      char *argv[])
+{
+  gint i;
+  gint atomic = -5;
+  gpointer atomic_pointer = NULL;
+  gpointer biggest_pointer = (gpointer)((gsize)atomic_pointer - 1);
+  
+  #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__*/
+
+  for (i = 0; i < 15; i++)
+    g_atomic_int_inc (&atomic);
+  g_assert (atomic == 10);
+  for (i = 0; i < 9; i++)
+    g_assert (!g_atomic_int_dec_and_test (&atomic));
+  g_assert (g_atomic_int_dec_and_test (&atomic));
+  g_assert (atomic == 0);
+
+  g_assert (g_atomic_int_exchange_and_add (&atomic, 5) == 0);
+  g_assert (atomic == 5);
+
+  g_assert (g_atomic_int_exchange_and_add (&atomic, -10) == 5);
+  g_assert (atomic == -5);
+
+  g_atomic_int_add (&atomic, 20);
+  g_assert (atomic == 15);
+
+  g_atomic_int_add (&atomic, -35);
+  g_assert (atomic == -20);
+
+  g_assert (atomic == g_atomic_int_get (&atomic));
+
+  g_assert (g_atomic_int_compare_and_exchange (&atomic, -20, 20));
+  g_assert (atomic == 20);
+  
+  g_assert (!g_atomic_int_compare_and_exchange (&atomic, 42, 12));
+  g_assert (atomic == 20);
+  
+  g_assert (g_atomic_int_compare_and_exchange (&atomic, 20, G_MAXINT));
+  g_assert (atomic == G_MAXINT);
+
+  g_assert (g_atomic_int_compare_and_exchange (&atomic, G_MAXINT, G_MININT));
+  g_assert (atomic == G_MININT);
+
+  g_assert (g_atomic_pointer_compare_and_exchange (&atomic_pointer, 
+						   NULL, biggest_pointer));
+  g_assert (atomic_pointer == biggest_pointer);
+
+  g_assert (atomic_pointer == g_atomic_pointer_get (&atomic_pointer));
+
+  g_assert (g_atomic_pointer_compare_and_exchange (&atomic_pointer, 
+						   biggest_pointer, NULL));
+  g_assert (atomic_pointer == NULL);
+  
+  #ifdef __SYMBIAN32__
+  testResultXml("atomic-test");
+  #endif /* EMULATOR */
+  
+  return 0;
+}