Sweden-Number/dlls/kernel/tests/heap.c

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/*
* Unit test suite for heap functions
*
* Copyright 2003 Dimitrie O. Paun
*
* 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 <stdlib.h>
#include "windef.h"
#include "winbase.h"
#include "wine/test.h"
START_TEST(heap)
{
void *mem;
HGLOBAL gbl;
SIZE_T size;
/* Heap*() functions */
mem = HeapAlloc(GetProcessHeap(), 0, 0);
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ok(mem != NULL, "memory not allocated for size 0\n");
mem = HeapReAlloc(GetProcessHeap(), 0, NULL, 10);
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ok(mem == NULL, "memory allocated by HeapReAlloc\n");
/* Global*() functions */
gbl = GlobalAlloc(GMEM_MOVEABLE, 0);
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ok(gbl != NULL, "global memory not allocated for size 0\n");
gbl = GlobalReAlloc(gbl, 10, GMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc global memory\n");
size = GlobalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
todo_wine
{
gbl = GlobalReAlloc(gbl, 0, GMEM_MOVEABLE);
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ok(gbl != NULL, "GlobalReAlloc should not fail on size 0\n");
}
size = GlobalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
ok(GlobalFree(gbl) == NULL, "Memory not freed\n");
size = GlobalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
gbl = GlobalReAlloc(0, 10, GMEM_MOVEABLE);
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ok(gbl == NULL, "global realloc allocated memory\n");
/* Local*() functions */
gbl = LocalAlloc(LMEM_MOVEABLE, 0);
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ok(gbl != NULL, "local memory not allocated for size 0\n");
gbl = LocalReAlloc(gbl, 10, LMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc local memory\n");
size = LocalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
todo_wine
{
gbl = LocalReAlloc(gbl, 0, LMEM_MOVEABLE);
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ok(gbl != NULL, "LocalReAlloc should not fail on size 0\n");
}
size = LocalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
ok(LocalFree(gbl) == NULL, "Memory not freed\n");
size = LocalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
gbl = LocalReAlloc(0, 10, LMEM_MOVEABLE);
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ok(gbl == NULL, "local realloc allocated memory\n");
}