Sweden-Number/dlls/advapi32/tests/registry.c

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/*
* Unit tests for registry functions
*
* Copyright (c) 2002 Alexandre Julliard
*
* 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 <assert.h>
#include "wine/test.h"
#include "winbase.h"
#include "winreg.h"
#include "winerror.h"
static HKEY hkey_main;
/* delete key and all its subkeys */
static DWORD delete_key( HKEY hkey )
{
char name[MAX_PATH];
DWORD ret;
while (!(ret = RegEnumKeyA(hkey, 0, name, sizeof(name))))
{
HKEY tmp;
if (!(ret = RegOpenKeyExA( hkey, name, 0, KEY_ENUMERATE_SUB_KEYS, &tmp )))
{
ret = delete_key( tmp );
RegCloseKey( tmp );
}
if (ret) break;
}
if (ret != ERROR_NO_MORE_ITEMS) return ret;
RegDeleteKeyA( hkey, NULL );
return 0;
}
static void setup_main_key(void)
{
if (RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkey_main )) delete_key( hkey_main );
assert (!RegCreateKeyExA( HKEY_CURRENT_USER, "Software\\Wine\\Test", 0, NULL,
REG_OPTION_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey_main, NULL ));
}
static void test_enum_value(void)
{
DWORD res;
char value[20], data[20];
WCHAR valueW[20], dataW[20];
DWORD val_count, data_count, type;
static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
static const WCHAR testW[] = {'T','e','s','t',0};
static const WCHAR xxxW[] = {'x','x','x','x','x','x','x','x',0};
res = RegSetValueExA( hkey_main, "Test", 0, REG_SZ, (BYTE *)"foobar", 7 );
ok( res == 0, "RegSetValueExA failed error %ld", res );
/* overflow both name and data */
val_count = 2;
data_count = 2;
type = 1234;
strcpy( value, "xxxxxxxxxx" );
strcpy( data, "xxxxxxxxxx" );
res = RegEnumValueA( hkey_main, 0, value, &val_count, NULL, &type, data, &data_count );
ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld", res );
ok( val_count == 2, "val_count set to %ld", val_count );
ok( data_count == 7, "data_count set to %ld instead of 7", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'", value );
ok( !strcmp( data, "xxxxxxxxxx" ), "data set to '%s'", data );
/* overflow name */
val_count = 3;
data_count = 20;
type = 1234;
strcpy( value, "xxxxxxxxxx" );
strcpy( data, "xxxxxxxxxx" );
res = RegEnumValueA( hkey_main, 0, value, &val_count, NULL, &type, data, &data_count );
ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld", res );
/* Win9x returns 2 as specified by MSDN but NT returns 3... */
ok( val_count == 2 || val_count == 3, "val_count set to %ld", val_count );
ok( data_count == 7, "data_count set to %ld instead of 7", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !strcmp( value, "Te" ), "value set to '%s' instead of 'Te'", value );
ok( !strcmp( data, "foobar" ), "data set to '%s' instead of 'foobar'", data );
/* overflow empty name */
val_count = 0;
data_count = 20;
type = 1234;
strcpy( value, "xxxxxxxxxx" );
strcpy( data, "xxxxxxxxxx" );
res = RegEnumValueA( hkey_main, 0, value, &val_count, NULL, &type, data, &data_count );
ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld", res );
ok( val_count == 0, "val_count set to %ld", val_count );
ok( data_count == 7, "data_count set to %ld instead of 7", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'", value );
ok( !strcmp( data, "foobar" ), "data set to '%s' instead of 'foobar'", data );
/* overflow data */
val_count = 20;
data_count = 2;
type = 1234;
strcpy( value, "xxxxxxxxxx" );
strcpy( data, "xxxxxxxxxx" );
res = RegEnumValueA( hkey_main, 0, value, &val_count, NULL, &type, data, &data_count );
ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld", res );
ok( val_count == 20, "val_count set to %ld", val_count );
ok( data_count == 7, "data_count set to %ld instead of 7", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'", value );
ok( !strcmp( data, "xxxxxxxxxx" ), "data set to '%s'", data );
/* no overflow */
val_count = 20;
data_count = 20;
type = 1234;
strcpy( value, "xxxxxxxxxx" );
strcpy( data, "xxxxxxxxxx" );
res = RegEnumValueA( hkey_main, 0, value, &val_count, NULL, &type, data, &data_count );
ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld", res );
ok( val_count == 4, "val_count set to %ld instead of 4", val_count );
ok( data_count == 7, "data_count set to %ld instead of 7", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !strcmp( value, "Test" ), "value is '%s' instead of Test", value );
ok( !strcmp( data, "foobar" ), "data is '%s' instead of foobar", data );
/* Unicode tests */
SetLastError(0);
res = RegSetValueExW( hkey_main, testW, 0, REG_SZ, (BYTE *)foobarW, 7*sizeof(WCHAR) );
if (res==0 && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED)
goto CLEANUP;
ok( res == 0, "RegSetValueExW failed error %ld", res );
/* overflow both name and data */
val_count = 2;
data_count = 2;
type = 1234;
memcpy( valueW, xxxW, sizeof(xxxW) );
memcpy( dataW, xxxW, sizeof(xxxW) );
res = RegEnumValueW( hkey_main, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld", res );
ok( val_count == 2, "val_count set to %ld", val_count );
ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !memcmp( valueW, xxxW, sizeof(xxxW) ), "value modified" );
ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified" );
/* overflow name */
val_count = 3;
data_count = 20;
type = 1234;
memcpy( valueW, xxxW, sizeof(xxxW) );
memcpy( dataW, xxxW, sizeof(xxxW) );
res = RegEnumValueW( hkey_main, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld", res );
ok( val_count == 3, "val_count set to %ld", val_count );
ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !memcmp( valueW, xxxW, sizeof(xxxW) ), "value modified" );
ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified" );
/* overflow data */
val_count = 20;
data_count = 2;
type = 1234;
memcpy( valueW, xxxW, sizeof(xxxW) );
memcpy( dataW, xxxW, sizeof(xxxW) );
res = RegEnumValueW( hkey_main, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld", res );
ok( val_count == 4, "val_count set to %ld instead of 4", val_count );
ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'" );
ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified" );
/* no overflow */
val_count = 20;
data_count = 20;
type = 1234;
memcpy( valueW, xxxW, sizeof(xxxW) );
memcpy( dataW, xxxW, sizeof(xxxW) );
res = RegEnumValueW( hkey_main, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld", res );
ok( val_count == 4, "val_count set to %ld instead of 4", val_count );
ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)", data_count );
ok( type == REG_SZ, "type %ld is not REG_SZ", type );
ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'" );
ok( !memcmp( dataW, foobarW, sizeof(foobarW) ), "data is not 'foobar'" );
CLEANUP:
/* cleanup */
RegDeleteValueA( hkey_main, "Test" );
}
START_TEST(registry)
{
setup_main_key();
test_enum_value();
/* cleanup */
delete_key( hkey_main );
}