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shreg.c

/* Unit test suite for SHReg* functions
 *
 * Copyright 2002 Juergen Schmied
 *
 * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <assert.h>
#include <stdarg.h>
#include <stdio.h>

#include "wine/test.h"
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winreg.h"
#include "winuser.h"
#include "shlwapi.h"

/* Keys used for testing */
#define REG_TEST_KEY        "Software\\Wine\\Test"
#define REG_CURRENT_VERSION "Software\\Microsoft\\Windows\\CurrentVersion\\explorer"

static HMODULE hshlwapi;
typedef DWORD (WINAPI *SHCopyKeyA_func)(HKEY,LPCSTR,HKEY,DWORD);
static SHCopyKeyA_func pSHCopyKeyA;
typedef DWORD (WINAPI *SHRegGetPathA_func)(HKEY,LPCSTR,LPCSTR,LPSTR,DWORD);
static SHRegGetPathA_func pSHRegGetPathA;

static char sTestpath1[] = "%LONGSYSTEMVAR%\\subdir1";
static char sTestpath2[] = "%FOO%\\subdir1";

static const char * sEnvvar1 = "bar";
static const char * sEnvvar2 = "ImARatherLongButIndeedNeededString";

static char sExpTestpath1[MAX_PATH];
static char sExpTestpath2[MAX_PATH];
static DWORD nExpLen1;
static DWORD nExpLen2;

static const char * sEmptyBuffer ="0123456789";

/* delete key and all its subkeys */
static DWORD delete_key( HKEY hkey, LPCSTR parent, LPCSTR keyname )
{
    HKEY parentKey;
    DWORD ret;

    RegCloseKey(hkey);

    /* open the parent of the key to close */
    ret = RegOpenKeyExA( HKEY_CURRENT_USER, parent, 0, KEY_ALL_ACCESS, &parentKey);
    if (ret != ERROR_SUCCESS)
        return ret;

    ret = SHDeleteKeyA( parentKey, keyname );
    RegCloseKey(parentKey);

    return ret;
}

static HKEY create_test_entries(void)
{
      HKEY hKey;
        DWORD ret;
        DWORD nExpectedLen1, nExpectedLen2;

        SetEnvironmentVariableA("LONGSYSTEMVAR", sEnvvar1);
        SetEnvironmentVariableA("FOO", sEnvvar2);

        ret = RegCreateKeyA(HKEY_CURRENT_USER, REG_TEST_KEY, &hKey);
      ok( ERROR_SUCCESS == ret, "RegCreateKeyA failed, ret=%u\n", ret);

      if (hKey)
      {
           ok(!RegSetValueExA(hKey,"Test1",0,REG_EXPAND_SZ, (LPBYTE) sTestpath1, strlen(sTestpath1)+1), "RegSetValueExA failed\n");
           ok(!RegSetValueExA(hKey,"Test2",0,REG_SZ, (LPBYTE) sTestpath1, strlen(sTestpath1)+1), "RegSetValueExA failed\n");
           ok(!RegSetValueExA(hKey,"Test3",0,REG_EXPAND_SZ, (LPBYTE) sTestpath2, strlen(sTestpath2)+1), "RegSetValueExA failed\n");
      }

      nExpLen1 = ExpandEnvironmentStringsA(sTestpath1, sExpTestpath1, sizeof(sExpTestpath1));
      nExpLen2 = ExpandEnvironmentStringsA(sTestpath2, sExpTestpath2, sizeof(sExpTestpath2));

      nExpectedLen1 = strlen(sTestpath1) - strlen("%LONGSYSTEMVAR%") + strlen(sEnvvar1) + 1;
      nExpectedLen2 = strlen(sTestpath2) - strlen("%FOO%") + strlen(sEnvvar2) + 1;
      /* ExpandEnvironmentStringsA on NT4 returns 2x the correct result */
      trace("sExplen1 = (%d)\n", nExpLen1);
      if (nExpectedLen1 != nExpLen1)
            trace( "Expanding %s failed (expected %d) - known bug in NT4\n", sTestpath1, nExpectedLen1 );

        trace("sExplen2 = (%d)\n", nExpLen2);
      if (nExpectedLen2 != nExpLen2)
            trace( "Expanding %s failed (expected %d) - known bug in NT4\n", sTestpath2, nExpectedLen2 );   

      /* Make sure we carry on with correct values */
      nExpLen1 = nExpectedLen1; 
      nExpLen2 = nExpectedLen2;
      return hKey;
}

static void test_SHGetValue(void)
{
      DWORD dwSize;
      DWORD dwType;
        DWORD dwRet;
      char buf[MAX_PATH];

      strcpy(buf, sEmptyBuffer);
      dwSize = MAX_PATH;
      dwType = -1;
        dwRet = SHGetValueA(HKEY_CURRENT_USER, REG_TEST_KEY, "Test1", &dwType, buf, &dwSize);
      ok( ERROR_SUCCESS == dwRet, "SHGetValueA failed, ret=%u\n", dwRet);
        ok( 0 == strcmp(sExpTestpath1, buf) ||
            broken(0 == strcmp(sTestpath1, buf)), /* IE4.x */
            "Comparing of (%s) with (%s) failed\n", buf, sExpTestpath1);
        ok( REG_SZ == dwType ||
            broken(REG_EXPAND_SZ == dwType), /* IE4.x */
            "Expected REG_SZ, got (%u)\n", dwType);

      strcpy(buf, sEmptyBuffer);
      dwSize = MAX_PATH;
      dwType = -1;
        dwRet = SHGetValueA(HKEY_CURRENT_USER, REG_TEST_KEY, "Test2", &dwType, buf, &dwSize);
      ok( ERROR_SUCCESS == dwRet, "SHGetValueA failed, ret=%u\n", dwRet);
      ok( 0 == strcmp(sTestpath1, buf) , "Comparing of (%s) with (%s) failed\n", buf, sTestpath1);
      ok( REG_SZ == dwType , "Expected REG_SZ, got (%u)\n", dwType);
}

static void test_SHGetRegPath(void)
{
      char buf[MAX_PATH];
        DWORD dwRet;

      if (!pSHRegGetPathA)
            return;

      strcpy(buf, sEmptyBuffer);
        dwRet = (*pSHRegGetPathA)(HKEY_CURRENT_USER, REG_TEST_KEY, "Test1", buf, 0);
      ok( ERROR_SUCCESS == dwRet, "SHRegGetPathA failed, ret=%u\n", dwRet);
      ok( 0 == strcmp(sExpTestpath1, buf) , "Comparing (%s) with (%s) failed\n", buf, sExpTestpath1);
}

static void test_SHQUeryValueEx(void)
{
      HKEY hKey;
      DWORD dwSize;
      DWORD dwType;
      char buf[MAX_PATH];
      DWORD dwRet;
      const char * sTestedFunction = "";
      DWORD nUsedBuffer1,nUsedBuffer2;

        sTestedFunction = "RegOpenKeyExA";
        dwRet = RegOpenKeyExA(HKEY_CURRENT_USER, REG_TEST_KEY, 0,  KEY_QUERY_VALUE, &hKey);
      ok( ERROR_SUCCESS == dwRet, "%s failed, ret=%u\n", sTestedFunction, dwRet);

      /****** SHQueryValueExA ******/

      sTestedFunction = "SHQueryValueExA";
      nUsedBuffer1 = max(strlen(sExpTestpath1)+1, strlen(sTestpath1)+1);
      nUsedBuffer2 = max(strlen(sExpTestpath2)+1, strlen(sTestpath2)+1);
      /*
       * Case 1.1 All arguments are NULL
       */
        dwRet = SHQueryValueExA( hKey, "Test1", NULL, NULL, NULL, NULL);
      ok( ERROR_SUCCESS == dwRet, "%s failed, ret=%u\n", sTestedFunction, dwRet);

      /*
       * Case 1.2 dwType is set
       */
      dwType = -1;
        dwRet = SHQueryValueExA( hKey, "Test1", NULL, &dwType, NULL, NULL);
      ok( ERROR_SUCCESS == dwRet, "%s failed, ret=%u\n", sTestedFunction, dwRet);
      ok( REG_SZ == dwType , "Expected REG_SZ, got (%u)\n", dwType);

      /*
       * dwSize is set
         * dwExpanded < dwUnExpanded
       */
      dwSize = 6;
        dwRet = SHQueryValueExA( hKey, "Test1", NULL, NULL, NULL, &dwSize);
      ok( ERROR_SUCCESS == dwRet, "%s failed, ret=%u\n", sTestedFunction, dwRet);
      ok( dwSize == nUsedBuffer1, "Buffer sizes (%u) and (%u) are not equal\n", dwSize, nUsedBuffer1);

      /*
         * dwExpanded > dwUnExpanded
       */
      dwSize = 6;
        dwRet = SHQueryValueExA( hKey, "Test3", NULL, NULL, NULL, &dwSize);
      ok( ERROR_SUCCESS == dwRet, "%s failed, ret=%u\n", sTestedFunction, dwRet);
        ok( dwSize >= nUsedBuffer2 ||
            broken(dwSize == (strlen(sTestpath2) + 1)), /* < IE4.x */
            "Buffer size (%u) should be >= (%u)\n", dwSize, nUsedBuffer2);

      /*
       * Case 1 string shrinks during expanding
       */
      strcpy(buf, sEmptyBuffer);
      dwSize = 6;
      dwType = -1;
      dwRet = SHQueryValueExA( hKey, "Test1", NULL, &dwType, buf, &dwSize);
      ok( ERROR_MORE_DATA == dwRet, "Expected ERROR_MORE_DATA, got (%u)\n", dwRet);
      ok( 0 == strcmp(sEmptyBuffer, buf) , "Comparing (%s) with (%s) failed\n", buf, sEmptyBuffer);
      ok( dwSize == nUsedBuffer1, "Buffer sizes (%u) and (%u) are not equal\n", dwSize, nUsedBuffer1);
        ok( REG_SZ == dwType ||
            broken(REG_EXPAND_SZ == dwType), /* < IE6 */
            "Expected REG_SZ, got (%u)\n", dwType);

      /*
       * string grows during expanding
         * dwSize is smaller than the size of the unexpanded string
       */
      strcpy(buf, sEmptyBuffer);
      dwSize = 6;
      dwType = -1;
      dwRet = SHQueryValueExA( hKey, "Test3", NULL, &dwType, buf, &dwSize);
      ok( ERROR_MORE_DATA == dwRet, "Expected ERROR_MORE_DATA, got (%u)\n", dwRet);
      ok( 0 == strcmp(sEmptyBuffer, buf) , "Comparing (%s) with (%s) failed\n", buf, sEmptyBuffer);
        ok( dwSize >= nUsedBuffer2 ||
            broken(dwSize == (strlen(sTestpath2) + 1)), /* < IE6 */
            "Buffer size (%u) should be >= (%u)\n", dwSize, nUsedBuffer2);
        ok( REG_SZ == dwType ||
            broken(REG_EXPAND_SZ == dwType), /* < IE6 */
            "Expected REG_SZ, got (%u)\n", dwType);

        /*
         * string grows during expanding
         * dwSize is larger than the size of the unexpanded string, but
         * smaller than the part before the backslash. If the unexpanded
         * string fits into the buffer, it can get cut when expanded.
         */
        strcpy(buf, sEmptyBuffer);
        dwSize = strlen(sEnvvar2) - 2;
        dwType = -1;
        dwRet = SHQueryValueExA( hKey, "Test3", NULL, &dwType, buf, &dwSize);
        ok( ERROR_MORE_DATA == dwRet ||
            broken(ERROR_ENVVAR_NOT_FOUND == dwRet) || /* IE5.5 */
            broken(ERROR_SUCCESS == dwRet), /* < IE5.5*/
            "Expected ERROR_MORE_DATA, got (%u)\n", dwRet);

        todo_wine
        {
                ok( (0 == strcmp("", buf)) || (0 == strcmp(sTestpath2, buf)),
                    "Expected empty or unexpanded string (win98), got (%s)\n", buf); 
        }

        ok( dwSize >= nUsedBuffer2 ||
            broken(dwSize == (strlen("") + 1)), /* < IE 5.5 */
            "Buffer size (%u) should be >= (%u)\n", dwSize, nUsedBuffer2);
        ok( REG_SZ == dwType , "Expected REG_SZ, got (%u)\n", dwType);

      /*
         * string grows during expanding
         * dwSize is larger than the size of the part before the backslash,
         * but smaller than the expanded string. If the unexpanded string fits
         * into the buffer, it can get cut when expanded.
       */
      strcpy(buf, sEmptyBuffer);
      dwSize = nExpLen2 - 4;
      dwType = -1;
        dwRet = SHQueryValueExA( hKey, "Test3", NULL, &dwType, buf, &dwSize);
        ok( ERROR_MORE_DATA == dwRet ||
            broken(ERROR_ENVVAR_NOT_FOUND == dwRet) || /* IE5.5 */
            broken(ERROR_SUCCESS == dwRet), /* < IE5.5 */
            "Expected ERROR_MORE_DATA, got (%u)\n", dwRet);

        todo_wine
        {
            ok( (0 == strcmp("", buf)) || (0 == strcmp(sEnvvar2, buf)) ||
                broken(0 == strcmp(sTestpath2, buf)), /* IE 5.5 */
                "Expected empty or first part of the string \"%s\", got \"%s\"\n", sEnvvar2, buf);
        }

        ok( dwSize >= nUsedBuffer2 ||
            broken(dwSize == (strlen(sEnvvar2) + 1)) || /* IE4.01 SP1 (W98) and IE5 (W98SE) */
            broken(dwSize == (strlen("") + 1)), /* IE4.01 (NT4) and IE5.x (W2K) */
            "Buffer size (%u) should be >= (%u)\n", dwSize, nUsedBuffer2);
      ok( REG_SZ == dwType , "Expected REG_SZ, got (%u)\n", dwType);

      /*
       * The buffer is NULL but the size is set
       */
      strcpy(buf, sEmptyBuffer);
      dwSize = 6;
      dwType = -1;
      dwRet = SHQueryValueExA( hKey, "Test3", NULL, &dwType, NULL, &dwSize);
      ok( ERROR_SUCCESS == dwRet, "%s failed, ret=%u\n", sTestedFunction, dwRet);
        ok( dwSize >= nUsedBuffer2 ||
            broken(dwSize == (strlen(sTestpath2) + 1)), /* IE4.01 SP1 (Win98) */
            "Buffer size (%u) should be >= (%u)\n", dwSize, nUsedBuffer2);
      ok( REG_SZ == dwType , "Expected REG_SZ, got (%u)\n", dwType);

      RegCloseKey(hKey);
}

static void test_SHCopyKey(void)
{
      HKEY hKeySrc, hKeyDst;
        DWORD dwRet;

        if (!pSHCopyKeyA)
        {
            win_skip("SHCopyKeyA is not available\n");
            return;
        }

      /* Delete existing destination sub keys */
      hKeyDst = NULL;
      if (!RegOpenKeyA(HKEY_CURRENT_USER, REG_TEST_KEY "\\CopyDestination", &hKeyDst) && hKeyDst)
      {
            SHDeleteKeyA(hKeyDst, NULL);
            RegCloseKey(hKeyDst);
      }

      hKeyDst = NULL;
        dwRet = RegCreateKeyA(HKEY_CURRENT_USER, REG_TEST_KEY "\\CopyDestination", &hKeyDst);
        if (dwRet || !hKeyDst)
      {
                ok( 0, "Destination couldn't be created, RegCreateKeyA returned (%u)\n", dwRet);
            return;
      }

      hKeySrc = NULL;
        dwRet = RegOpenKeyA(HKEY_LOCAL_MACHINE, REG_CURRENT_VERSION, &hKeySrc);
        if (dwRet || !hKeySrc)
      {
                ok( 0, "Source couldn't be opened, RegOpenKeyA returned (%u)\n", dwRet);
                RegCloseKey(hKeyDst);
            return;
      }

        dwRet = (*pSHCopyKeyA)(hKeySrc, NULL, hKeyDst, 0);
        ok ( ERROR_SUCCESS == dwRet, "Copy failed, ret=(%u)\n", dwRet);

      RegCloseKey(hKeySrc);
      RegCloseKey(hKeyDst);

        /* Check we copied the sub keys, i.e. something that's on every windows system (including Wine) */
      hKeyDst = NULL;
        dwRet = RegOpenKeyA(HKEY_CURRENT_USER, REG_TEST_KEY "\\CopyDestination\\Shell Folders", &hKeyDst);
        if (dwRet || !hKeyDst)
      {
                ok ( 0, "Copy couldn't be opened, RegOpenKeyA returned (%u)\n", dwRet);
            return;
      }

      /* And the we copied the values too */
      ok(!SHQueryValueExA(hKeyDst, "Common AppData", NULL, NULL, NULL, NULL), "SHQueryValueExA failed\n");

      RegCloseKey(hKeyDst);
}

static void test_SHDeleteKey(void)
{
    HKEY hKeyTest, hKeyS;
    DWORD dwRet;
    int sysfail = 1;

    if (!RegOpenKeyA(HKEY_CURRENT_USER, REG_TEST_KEY, &hKeyTest))
    {
        if (!RegCreateKey(hKeyTest, "ODBC", &hKeyS))
        {
            HKEY hKeyO;

            if (!RegCreateKey(hKeyS, "ODBC.INI", &hKeyO))
            {
                RegCloseKey (hKeyO);

                if (!RegCreateKey(hKeyS, "ODBCINST.INI", &hKeyO))
                {
                    RegCloseKey (hKeyO);
                    sysfail = 0;
                }
            }
            RegCloseKey (hKeyS);
        }
        RegCloseKey (hKeyTest);
    }

    if (!sysfail)
    {

        dwRet = SHDeleteKeyA(HKEY_CURRENT_USER, REG_TEST_KEY "\\ODBC");
        ok ( ERROR_SUCCESS == dwRet, "SHDeleteKey failed, ret=(%u)\n", dwRet);

        dwRet = RegOpenKeyA(HKEY_CURRENT_USER, REG_TEST_KEY "\\ODBC", &hKeyS);
        ok ( ERROR_FILE_NOT_FOUND == dwRet, "SHDeleteKey did not delete\n");

        if (dwRet == ERROR_SUCCESS)
            RegCloseKey (hKeyS);
    }
    else
        ok( 0, "Could not set up SHDeleteKey test\n");
}

START_TEST(shreg)
{
      HKEY hkey = create_test_entries();

        if (!hkey) return;

      hshlwapi = GetModuleHandleA("shlwapi.dll");
        pSHCopyKeyA=(SHCopyKeyA_func)GetProcAddress(hshlwapi,"SHCopyKeyA");
        pSHRegGetPathA=(SHRegGetPathA_func)GetProcAddress(hshlwapi,"SHRegGetPathA");
      test_SHGetValue();
      test_SHQUeryValueEx();
      test_SHGetRegPath();
      test_SHCopyKey();
        test_SHDeleteKey();
        delete_key( hkey, "Software\\Wine", "Test" );
}

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