reactos/modules/rostests/apitests/advapi32/RegEnumKey.c

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/*
* PROJECT: ReactOS API tests
* LICENSE: GPLv2+ - See COPYING in the top level directory
* PURPOSE: Test for the RegEnumKey API
* PROGRAMMER: Thomas Faber & Doug Lyons
*/
2017-12-12 11:44:32 +00:00
#include "precomp.h"
START_TEST(RegEnumKey)
{
LONG ErrorCode;
HKEY TestKey;
HKEY hKey;
WCHAR nameBuf[4];
DWORD nameLen;
/* Base key for our test */
ErrorCode = RegCreateKeyExW(HKEY_CURRENT_USER, L"Software\\ReactOS_apitest", 0, NULL, 0, KEY_CREATE_SUB_KEY | KEY_ENUMERATE_SUB_KEYS, NULL, &hKey, NULL);
ok_dec(ErrorCode, ERROR_SUCCESS);
/* Create 1 char subkey */
ErrorCode = RegCreateKeyExW(hKey, L"1", 0, NULL, 0, READ_CONTROL, NULL, &TestKey, NULL);
ok_dec(ErrorCode, ERROR_SUCCESS);
RegCloseKey(TestKey);
/* Enumerate first key with space for 1 char */
nameLen = 1;
FillMemory(nameBuf, sizeof(nameBuf), 0x55);
ErrorCode = RegEnumKeyExW(hKey, 0, nameBuf, &nameLen, NULL, NULL, NULL, NULL);
ok_dec(ErrorCode, ERROR_MORE_DATA);
ok_hex(nameBuf[0], 0x5555);
ok_hex(nameBuf[1], 0x5555);
ok_dec(nameLen, 1);
/* Enumerate first key with space for 2 chars */
nameLen = 2;
FillMemory(nameBuf, sizeof(nameBuf), 0x55);
ErrorCode = RegEnumKeyExW(hKey, 0, nameBuf, &nameLen, NULL, NULL, NULL, NULL);
ok_dec(ErrorCode, ERROR_SUCCESS);
ok_hex(nameBuf[0], L'1');
ok_hex(nameBuf[1], 0);
ok_hex(nameBuf[2], 0x5555);
ok_dec(nameLen, 1);
/* Delete the subkey */
ErrorCode = RegDeleteKeyW(hKey, L"1");
ok_dec(ErrorCode, ERROR_SUCCESS);
/* Create 2 char subkey */
ErrorCode = RegCreateKeyExW(hKey, L"12", 0, NULL, 0, READ_CONTROL, NULL, &TestKey, NULL);
ok_dec(ErrorCode, ERROR_SUCCESS);
RegCloseKey(TestKey);
/* Enumerate first key with space for 2 chars */
FillMemory(nameBuf, sizeof(nameBuf), 0x55);
nameLen = 2;
ErrorCode = RegEnumKeyExW(hKey, 0, nameBuf, &nameLen, NULL, NULL, NULL, NULL);
ok_dec(ErrorCode, ERROR_MORE_DATA);
ok_hex(nameBuf[0], 0x5555);
ok_hex(nameBuf[1], 0x5555);
ok(nameLen == 2, "nameLen = %ld, expected 2\n", nameLen);
/* Enumerate first key with space for 3 chars */
FillMemory(nameBuf, sizeof(nameBuf), 0x55);
nameLen = 3;
ErrorCode = RegEnumKeyExW(hKey, 0, nameBuf, &nameLen, NULL, NULL, NULL, NULL);
ok_dec(ErrorCode, ERROR_SUCCESS);
ok_hex(nameBuf[0], L'1');
ok_hex(nameBuf[1], L'2');
ok_hex(nameBuf[2], 0);
ok_hex(nameBuf[3], 0x5555);
ok(nameLen == 2, "nameLen = %ld, expected 2\n", nameLen);
/* Delete the subkey */
ErrorCode = RegDeleteKeyW(hKey, L"12");
ok_dec(ErrorCode, ERROR_SUCCESS);
/* Delete our parent key */
ErrorCode = RegDeleteKeyW(hKey, L"");
ok_dec(ErrorCode, ERROR_SUCCESS);
RegCloseKey(hKey);
}