Sweden-Number/dlls/ntdll/tests/info.c

104 lines
3.7 KiB
C

/* Unit test suite for *Information* Registry API functions
*
* Copyright 2005 Paul Vriens
*
* 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 "ntdll_test.h"
static NTSTATUS (WINAPI * pNtQuerySystemInformation)(SYSTEM_INFORMATION_CLASS, PVOID, ULONG, PULONG);
static HMODULE hntdll = 0;
#define NTDLL_GET_PROC(func) \
p ## func = (void*)GetProcAddress(hntdll, #func); \
if(!p ## func) { \
trace("GetProcAddress(%s) failed\n", #func); \
FreeLibrary(hntdll); \
return FALSE; \
}
static BOOL InitFunctionPtrs(void)
{
hntdll = LoadLibraryA("ntdll.dll");
if(!hntdll) {
trace("Could not load ntdll.dll\n");
return FALSE;
}
if (hntdll)
{
NTDLL_GET_PROC(NtQuerySystemInformation)
}
return TRUE;
}
static void test_basic()
{
DWORD status;
ULONG ReturnLength;
SYSTEM_BASIC_INFORMATION* sbi = HeapAlloc(GetProcessHeap(), 0, sizeof(*sbi));
/* This test also covers some basic parameter testing that should be the same for
* every information class
*/
/* Use a non existent info class */
trace("Check non existent info class\n");
status = pNtQuerySystemInformation(-1, NULL, 0, NULL);
ok( status == STATUS_INVALID_INFO_CLASS, "Expected STATUS_INVALID_INFO_CLASS, got %08lx\n", status);
/* Use an existent class but with a zero-length buffer */
trace("Check zero-length buffer\n");
status = pNtQuerySystemInformation(SystemBasicInformation, NULL, 0, NULL);
ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08lx\n", status);
/* Use an existent class, correct length but no SystemInformation buffer */
trace("Check no SystemInformation buffer\n");
status = pNtQuerySystemInformation(SystemBasicInformation, NULL, sizeof(*sbi), NULL);
ok( status == STATUS_ACCESS_VIOLATION, "Expected STATUS_ACCESS_VIOLATION, got %08lx\n", status);
/* Use a existent class, correct length, a pointer to a buffer but no ReturnLength pointer */
trace("Check no ReturnLength pointer\n");
status = pNtQuerySystemInformation(SystemBasicInformation, sbi, sizeof(*sbi), NULL);
ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08lx\n", status);
/* Finally some correct calls */
trace("Check with correct parameters\n");
status = pNtQuerySystemInformation(SystemBasicInformation, sbi, sizeof(*sbi), &ReturnLength);
ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08lx\n", status);
ok( sizeof(*sbi) == ReturnLength, "Inconsistent length (%08x) <-> (%ld)\n", sizeof(*sbi), ReturnLength);
/* Check if we have some return values */
trace("Number of Processors : %d\n", sbi->NumberOfProcessors);
ok( sbi->NumberOfProcessors > 0, "Expected more than 0 processors, got %d\n", sbi->NumberOfProcessors);
HeapFree(GetProcessHeap(), 0, sbi);
}
START_TEST(info)
{
if(!InitFunctionPtrs())
return;
/* 0 SystemBasicInformation */
trace("Starting test_basic()\n");
test_basic();
FreeLibrary(hntdll);
}