2 * Unit test suite for heap functions
4 * Copyright 2003 Dimitrie O. Paun
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.
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.
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
26 #include "wine/test.h"
28 static SIZE_T
resize_9x(SIZE_T size
)
30 DWORD dwSizeAligned
= (size
+ 3) & ~3;
31 return max(dwSizeAligned
, 12); /* at least 12 bytes */
40 /* Heap*() functions */
41 mem
= HeapAlloc(GetProcessHeap(), 0, 0);
42 ok(mem
!= NULL
, "memory not allocated for size 0\n");
44 mem
= HeapReAlloc(GetProcessHeap(), 0, NULL
, 10);
45 ok(mem
== NULL
, "memory allocated by HeapReAlloc\n");
47 for (size
= 0; size
<= 256; size
++)
50 mem
= HeapAlloc(GetProcessHeap(), 0, size
);
51 heap_size
= HeapSize(GetProcessHeap(), 0, mem
);
52 ok(heap_size
== size
|| heap_size
== resize_9x(size
),
53 "HeapSize returned %lu instead of %lu or %lu\n", heap_size
, size
, resize_9x(size
));
54 HeapFree(GetProcessHeap(), 0, mem
);
57 /* Global*() functions */
58 gbl
= GlobalAlloc(GMEM_MOVEABLE
, 0);
59 ok(gbl
!= NULL
, "global memory not allocated for size 0\n");
61 gbl
= GlobalReAlloc(gbl
, 10, GMEM_MOVEABLE
);
62 ok(gbl
!= NULL
, "Can't realloc global memory\n");
63 size
= GlobalSize(gbl
);
64 ok(size
>= 10 && size
<= 16, "Memory not resized to size 10, instead size=%ld\n", size
);
66 gbl
= GlobalReAlloc(gbl
, 0, GMEM_MOVEABLE
);
67 ok(gbl
!= NULL
, "GlobalReAlloc should not fail on size 0\n");
69 size
= GlobalSize(gbl
);
70 ok(size
== 0, "Memory not resized to size 0, instead size=%ld\n", size
);
71 ok(GlobalFree(gbl
) == NULL
, "Memory not freed\n");
72 size
= GlobalSize(gbl
);
73 ok(size
== 0, "Memory should have been freed, size=%ld\n", size
);
75 gbl
= GlobalReAlloc(0, 10, GMEM_MOVEABLE
);
76 ok(gbl
== NULL
, "global realloc allocated memory\n");
78 /* Local*() functions */
79 gbl
= LocalAlloc(LMEM_MOVEABLE
, 0);
80 ok(gbl
!= NULL
, "local memory not allocated for size 0\n");
82 gbl
= LocalReAlloc(gbl
, 10, LMEM_MOVEABLE
);
83 ok(gbl
!= NULL
, "Can't realloc local memory\n");
84 size
= LocalSize(gbl
);
85 ok(size
>= 10 && size
<= 16, "Memory not resized to size 10, instead size=%ld\n", size
);
87 gbl
= LocalReAlloc(gbl
, 0, LMEM_MOVEABLE
);
88 ok(gbl
!= NULL
, "LocalReAlloc should not fail on size 0\n");
90 size
= LocalSize(gbl
);
91 ok(size
== 0, "Memory not resized to size 0, instead size=%ld\n", size
);
92 ok(LocalFree(gbl
) == NULL
, "Memory not freed\n");
93 size
= LocalSize(gbl
);
94 ok(size
== 0, "Memory should have been freed, size=%ld\n", size
);
96 gbl
= LocalReAlloc(0, 10, LMEM_MOVEABLE
);
97 ok(gbl
== NULL
, "local realloc allocated memory\n");
99 /* trying to lock empty memory should give an error */
100 gbl
= GlobalAlloc(GMEM_MOVEABLE
|GMEM_ZEROINIT
,0);
101 ok(gbl
!= NULL
, "returned NULL\n");
102 SetLastError(0xdeadbeef);
103 mem
= GlobalLock(gbl
);
104 ok( GetLastError() == ERROR_DISCARDED
, "should return an error\n");
105 ok( mem
== NULL
, "should return NULL\n");