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108 lines
3.7 KiB
C
Executable file
108 lines
3.7 KiB
C
Executable file
/*
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* Unit test suite for heap functions
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*
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* Copyright 2003 Dimitrie O. Paun
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdarg.h>
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#include <stdlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wine/test.h"
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static SIZE_T resize_9x(SIZE_T size)
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{
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DWORD dwSizeAligned = (size + 3) & ~3;
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return max(dwSizeAligned, 12); /* at least 12 bytes */
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}
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START_TEST(heap)
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{
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void *mem;
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HGLOBAL gbl;
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SIZE_T size;
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/* Heap*() functions */
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mem = HeapAlloc(GetProcessHeap(), 0, 0);
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ok(mem != NULL, "memory not allocated for size 0\n");
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mem = HeapReAlloc(GetProcessHeap(), 0, NULL, 10);
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ok(mem == NULL, "memory allocated by HeapReAlloc\n");
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for (size = 0; size <= 256; size++)
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{
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SIZE_T heap_size;
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mem = HeapAlloc(GetProcessHeap(), 0, size);
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heap_size = HeapSize(GetProcessHeap(), 0, mem);
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ok(heap_size == size || heap_size == resize_9x(size),
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"HeapSize returned %lu instead of %lu or %lu\n", heap_size, size, resize_9x(size));
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HeapFree(GetProcessHeap(), 0, mem);
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}
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/* Global*() functions */
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gbl = GlobalAlloc(GMEM_MOVEABLE, 0);
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ok(gbl != NULL, "global memory not allocated for size 0\n");
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gbl = GlobalReAlloc(gbl, 10, GMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc global memory\n");
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size = GlobalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
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gbl = GlobalReAlloc(gbl, 0, GMEM_MOVEABLE);
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ok(gbl != NULL, "GlobalReAlloc should not fail on size 0\n");
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size = GlobalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
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ok(GlobalFree(gbl) == NULL, "Memory not freed\n");
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size = GlobalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
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gbl = GlobalReAlloc(0, 10, GMEM_MOVEABLE);
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ok(gbl == NULL, "global realloc allocated memory\n");
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/* Local*() functions */
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gbl = LocalAlloc(LMEM_MOVEABLE, 0);
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ok(gbl != NULL, "local memory not allocated for size 0\n");
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gbl = LocalReAlloc(gbl, 10, LMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc local memory\n");
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size = LocalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
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gbl = LocalReAlloc(gbl, 0, LMEM_MOVEABLE);
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ok(gbl != NULL, "LocalReAlloc should not fail on size 0\n");
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size = LocalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
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ok(LocalFree(gbl) == NULL, "Memory not freed\n");
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size = LocalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
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gbl = LocalReAlloc(0, 10, LMEM_MOVEABLE);
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ok(gbl == NULL, "local realloc allocated memory\n");
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/* trying to lock empty memory should give an error */
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gbl = GlobalAlloc(GMEM_MOVEABLE|GMEM_ZEROINIT,0);
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ok(gbl != NULL, "returned NULL\n");
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SetLastError(0xdeadbeef);
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mem = GlobalLock(gbl);
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ok( GetLastError() == ERROR_DISCARDED, "should return an error\n");
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ok( mem == NULL, "should return NULL\n");
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GlobalFree(gbl);
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}
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