glib/tests/atomic-test.c
author andy simpson <andrews@symbian.org>
Wed, 16 Jun 2010 14:29:22 +0100
branchGCC_SURGE
changeset 37 b0cf6e9637d2
parent 18 47c74d1534e1
child 34 5fae379060a7
permissions -rw-r--r--
GCCE fixes (Bug 2971) : Remove IMPORT_C statements in ext_dat.h as these are not necessary within same module and cause "not constant" error with GCCE
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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#undef G_DISABLE_ASSERT
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#undef G_LOG_DOMAIN
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#include <glib.h>
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#ifdef __SYMBIAN32__
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#include "mrt2_glib2_test.h"
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#endif /*__SYMBIAN32__*/
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/* Obviously we can't test that the operations are atomic, but we can
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 * at least test, that they do, what they ought to do */
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int 
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main (int   argc,
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      char *argv[])
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{
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  gint i;
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  gint atomic = -5;
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  gpointer atomic_pointer = NULL;
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  gpointer biggest_pointer = (gpointer)((gsize)atomic_pointer - 1);
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  #ifdef __SYMBIAN32__
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  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);
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  g_set_print_handler(mrtPrintHandler);
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  #endif /*__SYMBIAN32__*/
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  for (i = 0; i < 15; i++)
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    g_atomic_int_inc (&atomic);
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  g_assert (atomic == 10);
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  for (i = 0; i < 9; i++)
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    g_assert (!g_atomic_int_dec_and_test (&atomic));
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  g_assert (g_atomic_int_dec_and_test (&atomic));
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  g_assert (atomic == 0);
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  g_assert (g_atomic_int_exchange_and_add (&atomic, 5) == 0);
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  g_assert (atomic == 5);
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  g_assert (g_atomic_int_exchange_and_add (&atomic, -10) == 5);
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  g_assert (atomic == -5);
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  g_atomic_int_add (&atomic, 20);
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  g_assert (atomic == 15);
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  g_atomic_int_add (&atomic, -35);
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  g_assert (atomic == -20);
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  g_assert (atomic == g_atomic_int_get (&atomic));
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  g_assert (g_atomic_int_compare_and_exchange (&atomic, -20, 20));
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  g_assert (atomic == 20);
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  g_assert (!g_atomic_int_compare_and_exchange (&atomic, 42, 12));
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  g_assert (atomic == 20);
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  g_assert (g_atomic_int_compare_and_exchange (&atomic, 20, G_MAXINT));
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  g_assert (atomic == G_MAXINT);
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  g_assert (g_atomic_int_compare_and_exchange (&atomic, G_MAXINT, G_MININT));
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  g_assert (atomic == G_MININT);
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  g_assert (g_atomic_pointer_compare_and_exchange (&atomic_pointer, 
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						   NULL, biggest_pointer));
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  g_assert (atomic_pointer == biggest_pointer);
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  g_assert (atomic_pointer == g_atomic_pointer_get (&atomic_pointer));
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  g_assert (g_atomic_pointer_compare_and_exchange (&atomic_pointer, 
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						   biggest_pointer, NULL));
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  g_assert (atomic_pointer == NULL);
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  #ifdef __SYMBIAN32__
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  testResultXml("atomic-test");
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  #endif /* EMULATOR */
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  return 0;
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}