kernel: Add some tests for Lock/Unlock memory handles.

This commit is contained in:
Detlef Riekenberg 2006-04-14 10:20:56 +02:00 committed by Alexandre Julliard
parent f64f9ef5fa
commit d78a3eec41
1 changed files with 137 additions and 6 deletions

View File

@ -2,6 +2,7 @@
* Unit test suite for heap functions
*
* Copyright 2003 Dimitrie O. Paun
* Copyright 2006 Detlef Riekenberg
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -35,7 +36,9 @@ static SIZE_T resize_9x(SIZE_T size)
START_TEST(heap)
{
void *mem;
LPVOID mem;
LPVOID msecond;
DWORD res;
UINT flags;
HGLOBAL gbl;
HGLOBAL hsecond;
@ -79,9 +82,57 @@ START_TEST(heap)
gbl = GlobalReAlloc(0, 10, GMEM_MOVEABLE);
ok(gbl == NULL, "global realloc allocated memory\n");
/* invalid handles are catched in windows */
/* GlobalLock / GlobalUnlock with a valid handle */
gbl = GlobalAlloc(GMEM_MOVEABLE, 256);
SetLastError(MAGIC_DEAD);
mem = GlobalLock(gbl); /* #1 */
ok(mem != NULL, "returned %p with %ld (expected '!= NULL')\n", mem, GetLastError());
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( flags == 1, "returned 0x%04x with %ld (expected '0x0001')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
msecond = GlobalLock(gbl); /* #2 */
ok( msecond == mem, "returned %p with %ld (expected '%p')\n",
msecond, GetLastError(), mem);
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( flags == 2, "returned 0x%04x with %ld (expected '0x0002')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl); /* #1 */
ok(res, "returned %ld with %ld (expected '!= 0')\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( flags , "returned 0x%04x with %ld (expected '!= 0')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl); /* #0 */
/* NT: ERROR_SUCCESS (documented on MSDN), 9x: untouched */
ok(!res && ((GetLastError() == ERROR_SUCCESS) || (GetLastError() == MAGIC_DEAD)),
"returned %ld with %ld (expected '0' with: ERROR_SUCCESS or " \
"MAGIC_DEAD)\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( !flags , "returned 0x%04x with %ld (expected '0')\n",
flags, GetLastError());
/* Unlock an already unlocked Handle */
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl);
/* NT: ERROR_NOT_LOCKED, 9x: untouched */
ok( !res &&
((GetLastError() == ERROR_NOT_LOCKED) || (GetLastError() == MAGIC_DEAD)),
"returned %ld with %ld (expected '0' with: ERROR_NOT_LOCKED or " \
"MAGIC_DEAD)\n", res, GetLastError());
GlobalFree(gbl);
/* invalid handles are catched in windows: */
SetLastError(MAGIC_DEAD);
hsecond = GlobalFree(gbl); /* invalid handle: free memory twice */
ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
@ -98,7 +149,24 @@ START_TEST(heap)
"returned %ld with 0x%08lx (expected '0' with ERROR_INVALID_HANDLE)\n",
size, GetLastError());
SetLastError(MAGIC_DEAD);
mem = GlobalLock(gbl);
ok( (mem == NULL) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %p with 0x%08lx (expected NULL with ERROR_INVALID_HANDLE)\n",
mem, GetLastError());
/* documented on MSDN: GlobalUnlock() return FALSE on failure.
Win9x and wine return FALSE with ERROR_INVALID_HANDLE, but on
NT 3.51 and XPsp2, TRUE with ERROR_INVALID_HANDLE is returned.
The similar Test for LocalUnlock() works on all Systems */
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl);
ok(GetLastError() == ERROR_INVALID_HANDLE,
"returned %ld with %ld (expected ERROR_INVALID_HANDLE)\n",
res, GetLastError());
/* ####################################### */
/* Local*() functions */
gbl = LocalAlloc(LMEM_MOVEABLE, 0);
ok(gbl != NULL, "local memory not allocated for size 0\n");
@ -120,9 +188,56 @@ START_TEST(heap)
gbl = LocalReAlloc(0, 10, LMEM_MOVEABLE);
ok(gbl == NULL, "local realloc allocated memory\n");
/* invalid handles are catched in windows */
/* LocalLock / LocalUnlock with a valid handle */
gbl = LocalAlloc(LMEM_MOVEABLE, 256);
SetLastError(MAGIC_DEAD);
mem = LocalLock(gbl); /* #1 */
ok(mem != NULL, "returned %p with %ld (expected '!= NULL')\n", mem, GetLastError());
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( flags == 1, "returned 0x%04x with %ld (expected '0x0001')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
msecond = LocalLock(gbl); /* #2 */
ok( msecond == mem, "returned %p with %ld (expected '%p')\n",
msecond, GetLastError(), mem);
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( flags == 2, "returned 0x%04x with %ld (expected '0x0002')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl); /* #1 */
ok(res, "returned %ld with %ld (expected '!= 0')\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( flags , "returned 0x%04x with %ld (expected '!= 0')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl); /* #0 */
/* NT: ERROR_SUCCESS (documented on MSDN), 9x: untouched */
ok(!res && ((GetLastError() == ERROR_SUCCESS) || (GetLastError() == MAGIC_DEAD)),
"returned %ld with %ld (expected '0' with: ERROR_SUCCESS or " \
"MAGIC_DEAD)\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( !flags , "returned 0x%04x with %ld (expected '0')\n",
flags, GetLastError());
/* Unlock an already unlocked Handle */
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl);
/* NT: ERROR_NOT_LOCKED, 9x: untouched */
ok( !res &&
((GetLastError() == ERROR_NOT_LOCKED) || (GetLastError() == MAGIC_DEAD)),
"returned %ld with %ld (expected '0' with: ERROR_NOT_LOCKED or " \
"MAGIC_DEAD)\n", res, GetLastError());
LocalFree(gbl);
/* invalid handles are catched in windows: */
SetLastError(MAGIC_DEAD);
hsecond = LocalFree(gbl); /* invalid handle: free memory twice */
ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
@ -139,13 +254,29 @@ START_TEST(heap)
"returned %ld with 0x%08lx (expected '0' with ERROR_INVALID_HANDLE)\n",
size, GetLastError());
SetLastError(MAGIC_DEAD);
mem = LocalLock(gbl);
ok( (mem == NULL) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %p with 0x%08lx (expected NULL with ERROR_INVALID_HANDLE)\n",
mem, GetLastError());
/* This Test works the same on all Systems (GlobalUnlock() is different) */
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl);
ok(!res && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %ld with %ld (expected '0' with ERROR_INVALID_HANDLE)\n",
res, GetLastError());
/* trying to lock empty memory should give an error */
gbl = GlobalAlloc(GMEM_MOVEABLE|GMEM_ZEROINIT,0);
ok(gbl != NULL, "returned NULL\n");
SetLastError(0xdeadbeef);
SetLastError(MAGIC_DEAD);
mem = GlobalLock(gbl);
ok( GetLastError() == ERROR_DISCARDED, "should return an error\n");
ok( mem == NULL, "should return NULL\n");
/* NT: ERROR_DISCARDED, 9x: untouched */
ok( (mem == NULL) &&
((GetLastError() == ERROR_DISCARDED) || (GetLastError() == MAGIC_DEAD)),
"returned %p with 0x%lx/%ld (expected 'NULL' with: ERROR_DISCARDED or " \
"MAGIC_DEAD)\n", mem, GetLastError(), GetLastError());
GlobalFree(gbl);
}