reactos/rostests/apitests/kernel32/interlck.c

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/*
* Unit test suite for interlocked functions.
*
* Copyright 2006 Herv<EFBFBD> Poussineau
*
* 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 2.1 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
*/
#include <stdarg.h>
#include "wine/test.h"
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
static void test_InterlockedCompareExchange(void)
{
LONG dest, res;
dest = 0;
res = InterlockedCompareExchange( &dest, 1, 0 );
ok( res == 0 && dest == 1,
"Expected 0 and 1, got %ld and %ld", res, dest );
dest = 1;
res = InterlockedCompareExchange( &dest, 2, 0 );
ok( res == 1 && dest == 1,
"Expected 1 and 1, got %ld and %ld", res, dest );
}
static void test_InterlockedDecrement(void)
{
LONG dest, res;
dest = 1;
res = InterlockedDecrement( &dest );
ok( res == 0 && dest == 0,
"Expected 0 and 0, got %ld and %ld", res, dest );
dest = 0;
res = InterlockedDecrement( &dest );
ok( res == -1 && dest == -1,
"Expected -1 and -1, got %ld and %ld", res, dest );
dest = -1;
res = InterlockedDecrement( &dest );
ok( res == -2 && dest == -2,
"Expected -2 and -2, got %ld and %ld", res, dest );
}
static void test_InterlockedExchange(void)
{
LONG dest, res;
dest = 0;
res = InterlockedExchange( &dest, 1 );
ok( res == 0 && dest == 1,
"Expected 0 and 1, got %ld and %ld", res, dest );
dest = 1;
res = InterlockedExchange( &dest, 2 );
ok( res == 1 && dest == 2,
"Expected 1 and 2, got %ld and %ld", res, dest );
dest = 1;
res = InterlockedExchange( &dest, -1 );
ok( res == 1 && dest == -1,
"Expected 1 and -1, got %ld and %ld", res, dest );
}
static void test_InterlockedExchangeAdd(void)
{
LONG dest, res;
dest = 0;
res = InterlockedExchangeAdd( &dest, 1 );
ok( res == 0 && dest == 1,
"Expected 0 and 1, got %ld and %ld", res, dest );
dest = 1;
res = InterlockedExchangeAdd( &dest, 2 );
ok( res == 1 && dest == 3,
"Expected 1 and 3, got %ld and %ld", res, dest );
dest = 1;
res = InterlockedExchangeAdd( &dest, -1 );
ok( res == 1 && dest == 0,
"Expected 1 and 0, got %ld and %ld", res, dest );
}
static void test_InterlockedIncrement(void)
{
LONG dest, res;
dest = -2;
res = InterlockedIncrement( &dest );
ok( res == -1 && dest == -1,
"Expected -1 and -1, got %ld and %ld", res, dest );
dest = -1;
res = InterlockedIncrement( &dest );
ok( res == 0 && dest == 0,
"Expected 0 and 0, got %ld and %ld", res, dest );
dest = 0;
res = InterlockedIncrement( &dest );
ok( res == 1 && dest == 1,
"Expected 1 and 1, got %ld and %ld", res, dest );
}
START_TEST(interlck)
{
test_InterlockedCompareExchange();
test_InterlockedDecrement();
test_InterlockedExchange();
test_InterlockedExchangeAdd();
test_InterlockedIncrement();
}