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 #define MAGIC_DEAD 0xdeadbeef
30 static SIZE_T resize_9x(SIZE_T size)
32 DWORD dwSizeAligned = (size + 3) & ~3;
33 return max(dwSizeAligned, 12); /* at least 12 bytes */
43 /* Heap*() functions */
44 mem = HeapAlloc(GetProcessHeap(), 0, 0);
45 ok(mem != NULL, "memory not allocated for size 0\n");
47 mem = HeapReAlloc(GetProcessHeap(), 0, NULL, 10);
48 ok(mem == NULL, "memory allocated by HeapReAlloc\n");
50 for (size = 0; size <= 256; size++)
53 mem = HeapAlloc(GetProcessHeap(), 0, size);
54 heap_size = HeapSize(GetProcessHeap(), 0, mem);
55 ok(heap_size == size || heap_size == resize_9x(size),
56 "HeapSize returned %lu instead of %lu or %lu\n", heap_size, size, resize_9x(size));
57 HeapFree(GetProcessHeap(), 0, mem);
60 /* Global*() functions */
61 gbl = GlobalAlloc(GMEM_MOVEABLE, 0);
62 ok(gbl != NULL, "global memory not allocated for size 0\n");
64 gbl = GlobalReAlloc(gbl, 10, GMEM_MOVEABLE);
65 ok(gbl != NULL, "Can't realloc global memory\n");
66 size = GlobalSize(gbl);
67 ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
69 gbl = GlobalReAlloc(gbl, 0, GMEM_MOVEABLE);
70 ok(gbl != NULL, "GlobalReAlloc should not fail on size 0\n");
72 size = GlobalSize(gbl);
73 ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
74 ok(GlobalFree(gbl) == NULL, "Memory not freed\n");
75 size = GlobalSize(gbl);
76 ok(size == 0, "Memory should have been freed, size=%ld\n", size);
78 gbl = GlobalReAlloc(0, 10, GMEM_MOVEABLE);
79 ok(gbl == NULL, "global realloc allocated memory\n");
81 /* invalid handles are catched in windows */
82 gbl = GlobalAlloc(GMEM_MOVEABLE, 256);
84 SetLastError(MAGIC_DEAD);
85 hsecond = GlobalFree(gbl); /* invalid handle: free memory twice */
86 ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
87 "returned %p with 0x%08lx (expected %p with ERROR_INVALID_HANDLE)\n",
88 hsecond, GetLastError(), gbl);
90 /* Local*() functions */
91 gbl = LocalAlloc(LMEM_MOVEABLE, 0);
92 ok(gbl != NULL, "local memory not allocated for size 0\n");
94 gbl = LocalReAlloc(gbl, 10, LMEM_MOVEABLE);
95 ok(gbl != NULL, "Can't realloc local memory\n");
96 size = LocalSize(gbl);
97 ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
99 gbl = LocalReAlloc(gbl, 0, LMEM_MOVEABLE);
100 ok(gbl != NULL, "LocalReAlloc should not fail on size 0\n");
102 size = LocalSize(gbl);
103 ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
104 ok(LocalFree(gbl) == NULL, "Memory not freed\n");
105 size = LocalSize(gbl);
106 ok(size == 0, "Memory should have been freed, size=%ld\n", size);
108 gbl = LocalReAlloc(0, 10, LMEM_MOVEABLE);
109 ok(gbl == NULL, "local realloc allocated memory\n");
111 /* invalid handles are catched in windows */
112 gbl = LocalAlloc(GMEM_MOVEABLE, 256);
114 SetLastError(MAGIC_DEAD);
115 hsecond = LocalFree(gbl); /* invalid handle: free memory twice */
116 ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
117 "returned %p with 0x%08lx (expected %p with ERROR_INVALID_HANDLE)\n",
118 hsecond, GetLastError(), gbl);
120 /* trying to lock empty memory should give an error */
121 gbl = GlobalAlloc(GMEM_MOVEABLE|GMEM_ZEROINIT,0);
122 ok(gbl != NULL, "returned NULL\n");
123 SetLastError(0xdeadbeef);
124 mem = GlobalLock(gbl);
125 ok( GetLastError() == ERROR_DISCARDED, "should return an error\n");
126 ok( mem == NULL, "should return NULL\n");