glib/tsrc/BC/tests/atomic-test.c
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/glib/tsrc/BC/tests/atomic-test.c	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,80 @@
+/* Portion Copyright © 2008-09 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. */
+#undef G_DISABLE_ASSERT
+#undef G_LOG_DOMAIN
+
+#include <glib.h>
+#include <stdio.h>
+
+#ifdef SYMBIAN
+#include "mrt2_glib2_test.h"
+#endif /*SYMBIAN*/
+
+
+/* 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 SYMBIAN
+  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 /*SYMBIAN*/
+
+  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 SYMBIAN
+  testResultXml("atomic-test");
+  #endif /* EMULATOR */
+  
+  return 0;
+}