rostests/winetests/kernel32/interlck.c

   1 /*
   2  * Unit test suite for interlocked functions.
   3  *
   4  * Copyright 2006 Hervé Poussineau
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #undef __ROS_LONG64__
  24 #include "wine/test.h"
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winerror.h"
  28
  29 static void test_InterlockedCompareExchange(void)
  30 {
  31     LONG dest, res;
  32
  33     dest = 0;
  34     res = InterlockedCompareExchange( &dest, 1, 0 );
  35     ok( res == 0 && dest == 1,
  36         "Expected 0 and 1, got %ld and %ld", res, dest );
  37
  38     dest = 1;
  39     res = InterlockedCompareExchange( &dest, 2, 0 );
  40     ok( res == 1 && dest == 1,
  41         "Expected 1 and 1, got %ld and %ld", res, dest );
  42 }
  43
  44 static void test_InterlockedDecrement(void)
  45 {
  46     LONG dest, res;
  47
  48     dest = 1;
  49     res = InterlockedDecrement( &dest );
  50     ok( res == 0 && dest == 0,
  51         "Expected 0 and 0, got %ld and %ld", res, dest );
  52
  53     dest = 0;
  54     res = InterlockedDecrement( &dest );
  55     ok( res == -1 && dest == -1,
  56         "Expected -1 and -1, got %ld and %ld", res, dest );
  57
  58     dest = -1;
  59     res = InterlockedDecrement( &dest );
  60     ok( res == -2 && dest == -2,
  61         "Expected -2 and -2, got %ld and %ld", res, dest );
  62 }
  63
  64 static void test_InterlockedExchange(void)
  65 {
  66     LONG dest, res;
  67
  68     dest = 0;
  69     res = InterlockedExchange( &dest, 1 );
  70     ok( res == 0 && dest == 1,
  71         "Expected 0 and 1, got %ld and %ld", res, dest );
  72
  73     dest = 1;
  74     res = InterlockedExchange( &dest, 2 );
  75     ok( res == 1 && dest == 2,
  76         "Expected 1 and 2, got %ld and %ld", res, dest );
  77
  78     dest = 1;
  79     res = InterlockedExchange( &dest, -1 );
  80     ok( res == 1 && dest == -1,
  81         "Expected 1 and -1, got %ld and %ld", res, dest );
  82 }
  83
  84 static void test_InterlockedExchangeAdd(void)
  85 {
  86     LONG dest, res;
  87
  88     dest = 0;
  89     res = InterlockedExchangeAdd( &dest, 1 );
  90     ok( res == 0 && dest == 1,
  91         "Expected 0 and 1, got %ld and %ld", res, dest );
  92
  93     dest = 1;
  94     res = InterlockedExchangeAdd( &dest, 2 );
  95     ok( res == 1 && dest == 3,
  96         "Expected 1 and 3, got %ld and %ld", res, dest );
  97
  98     dest = 1;
  99     res = InterlockedExchangeAdd( &dest, -1 );
 100     ok( res == 1 && dest == 0,
 101         "Expected 1 and 0, got %ld and %ld", res, dest );
 102 }
 103
 104 static void test_InterlockedIncrement(void)
 105 {
 106     LONG dest, res;
 107
 108     dest = -2;
 109     res = InterlockedIncrement( &dest );
 110     ok( res == -1 && dest == -1,
 111         "Expected -1 and -1, got %ld and %ld", res, dest );
 112
 113     dest = -1;
 114     res = InterlockedIncrement( &dest );
 115     ok( res == 0 && dest == 0,
 116         "Expected 0 and 0, got %ld and %ld", res, dest );
 117
 118     dest = 0;
 119     res = InterlockedIncrement( &dest );
 120     ok( res == 1 && dest == 1,
 121         "Expected 1 and 1, got %ld and %ld", res, dest );
 122 }
 123
 124 START_TEST(interlck)
 125 {
 126     test_InterlockedCompareExchange();
 127     test_InterlockedDecrement();
 128     test_InterlockedExchange();
 129     test_InterlockedExchangeAdd();
 130     test_InterlockedIncrement();
 131 }