Added tests for GetPrinterDriverDirectoryA.

diff --git a/configure b/configure
index 7380226..539e553 100755
--- a/configure
+++ b/configure
@@ -15639,7 +15639,7 @@
 MAKE_PROG_RULES=programs/Makeprog.rules
 
 
-                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ac_config_files="$ac_config_files Make.rules dlls/Makedll.rules dlls/Maketest.rules programs/Makeprog.rules Makefile dlls/Makefile dlls/advapi32/Makefile dlls/advapi32/tests/Makefile dlls/avicap32/Makefile dlls/avifil32/Makefile dlls/cabinet/Makefile dlls/comcat/Makefile dlls/comctl32/Makefile dlls/commdlg/Makefile dlls/crtdll/Makefile dlls/crypt32/Makefile dlls/ctl3d/Makefile dlls/d3d8/Makefile dlls/d3dx8/Makefile dlls/dciman32/Makefile dlls/ddraw/Makefile dlls/devenum/Makefile dlls/dinput/Makefile dlls/dinput8/Makefile dlls/dplay/Makefile dlls/dplayx/Makefile dlls/dsound/Makefile dlls/dsound/tests/Makefile dlls/gdi/Makefile dlls/gdi/tests/Makefile dlls/glu32/Makefile dlls/icmp/Makefile dlls/imagehlp/Makefile dlls/imm32/Makefile dlls/kernel/Makefile dlls/kernel/tests/Makefile dlls/lzexpand/Makefile dlls/mapi32/Makefile dlls/mpr/Makefile dlls/msacm/Makefile dlls/msacm/imaadp32/Makefile dlls/msacm/msadp32/Makefile dlls/msacm/msg711/Makefile dlls/msacm/winemp3/Makefile dlls/msdmo/Makefile dlls/msimg32/Makefile dlls/msisys/Makefile dlls/msnet32/Makefile dlls/msvcrt/Makefile dlls/msvcrt/tests/Makefile dlls/msvcrt20/Makefile dlls/msvideo/Makefile dlls/msvideo/msrle32/Makefile dlls/netapi32/Makefile dlls/netapi32/tests/Makefile dlls/ntdll/Makefile dlls/ntdll/tests/Makefile dlls/odbc32/Makefile dlls/ole32/Makefile dlls/oleaut32/Makefile dlls/oleaut32/tests/Makefile dlls/olecli/Makefile dlls/oledlg/Makefile dlls/olepro32/Makefile dlls/olesvr/Makefile dlls/opengl32/Makefile dlls/psapi/Makefile dlls/qcap/Makefile dlls/quartz/Makefile dlls/rasapi32/Makefile dlls/richedit/Makefile dlls/rpcrt4/Makefile dlls/rpcrt4/tests/Makefile dlls/serialui/Makefile dlls/setupapi/Makefile dlls/shdocvw/Makefile dlls/shell32/Makefile dlls/shell32/tests/Makefile dlls/shfolder/Makefile dlls/shlwapi/Makefile dlls/shlwapi/tests/Makefile dlls/snmpapi/Makefile dlls/sti/Makefile dlls/tapi32/Makefile dlls/ttydrv/Makefile dlls/twain/Makefile dlls/url/Makefile dlls/urlmon/Makefile dlls/urlmon/tests/Makefile dlls/user/Makefile dlls/user/tests/Makefile dlls/version/Makefile dlls/win32s/Makefile dlls/winaspi/Makefile dlls/winedos/Makefile dlls/wineps/Makefile dlls/wininet/Makefile dlls/wininet/tests/Makefile dlls/winmm/Makefile dlls/winmm/joystick/Makefile dlls/winmm/mcianim/Makefile dlls/winmm/mciavi/Makefile dlls/winmm/mcicda/Makefile dlls/winmm/mciseq/Makefile dlls/winmm/mciwave/Makefile dlls/winmm/midimap/Makefile dlls/winmm/tests/Makefile dlls/winmm/wavemap/Makefile dlls/winmm/winealsa/Makefile dlls/winmm/winearts/Makefile dlls/winmm/wineaudioio/Makefile dlls/winmm/winenas/Makefile dlls/winmm/winejack/Makefile dlls/winmm/wineoss/Makefile dlls/winnls/Makefile dlls/winsock/Makefile dlls/winsock/tests/Makefile dlls/winspool/Makefile dlls/wintab32/Makefile dlls/wintrust/Makefile dlls/wow32/Makefile dlls/wsock32/Makefile dlls/x11drv/Makefile documentation/Makefile include/Makefile library/Makefile miscemu/Makefile ole/Makefile programs/Makefile programs/avitools/Makefile programs/clock/Makefile programs/cmdlgtst/Makefile programs/control/Makefile programs/expand/Makefile programs/notepad/Makefile programs/osversioncheck/Makefile programs/progman/Makefile programs/regapi/Makefile programs/regedit/Makefile programs/regsvr32/Makefile programs/regtest/Makefile programs/rpcss/Makefile programs/rundll32/Makefile programs/uninstaller/Makefile programs/view/Makefile programs/wcmd/Makefile programs/wineboot/Makefile programs/wineconsole/Makefile programs/winedbg/Makefile programs/winefile/Makefile programs/winemine/Makefile programs/winepath/Makefile programs/winhelp/Makefile programs/winver/Makefile server/Makefile tools/Makefile tools/widl/Makefile tools/winapi/Makefile tools/winebuild/Makefile tools/winedump/Makefile tools/wmc/Makefile tools/wpp/Makefile tools/wrc/Makefile unicode/Makefile"
+                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ac_config_files="$ac_config_files Make.rules dlls/Makedll.rules dlls/Maketest.rules programs/Makeprog.rules Makefile dlls/Makefile dlls/advapi32/Makefile dlls/advapi32/tests/Makefile dlls/avicap32/Makefile dlls/avifil32/Makefile dlls/cabinet/Makefile dlls/comcat/Makefile dlls/comctl32/Makefile dlls/commdlg/Makefile dlls/crtdll/Makefile dlls/crypt32/Makefile dlls/ctl3d/Makefile dlls/d3d8/Makefile dlls/d3dx8/Makefile dlls/dciman32/Makefile dlls/ddraw/Makefile dlls/devenum/Makefile dlls/dinput/Makefile dlls/dinput8/Makefile dlls/dplay/Makefile dlls/dplayx/Makefile dlls/dsound/Makefile dlls/dsound/tests/Makefile dlls/gdi/Makefile dlls/gdi/tests/Makefile dlls/glu32/Makefile dlls/icmp/Makefile dlls/imagehlp/Makefile dlls/imm32/Makefile dlls/kernel/Makefile dlls/kernel/tests/Makefile dlls/lzexpand/Makefile dlls/mapi32/Makefile dlls/mpr/Makefile dlls/msacm/Makefile dlls/msacm/imaadp32/Makefile dlls/msacm/msadp32/Makefile dlls/msacm/msg711/Makefile dlls/msacm/winemp3/Makefile dlls/msdmo/Makefile dlls/msimg32/Makefile dlls/msisys/Makefile dlls/msnet32/Makefile dlls/msvcrt/Makefile dlls/msvcrt/tests/Makefile dlls/msvcrt20/Makefile dlls/msvideo/Makefile dlls/msvideo/msrle32/Makefile dlls/netapi32/Makefile dlls/netapi32/tests/Makefile dlls/ntdll/Makefile dlls/ntdll/tests/Makefile dlls/odbc32/Makefile dlls/ole32/Makefile dlls/oleaut32/Makefile dlls/oleaut32/tests/Makefile dlls/olecli/Makefile dlls/oledlg/Makefile dlls/olepro32/Makefile dlls/olesvr/Makefile dlls/opengl32/Makefile dlls/psapi/Makefile dlls/qcap/Makefile dlls/quartz/Makefile dlls/rasapi32/Makefile dlls/richedit/Makefile dlls/rpcrt4/Makefile dlls/rpcrt4/tests/Makefile dlls/serialui/Makefile dlls/setupapi/Makefile dlls/shdocvw/Makefile dlls/shell32/Makefile dlls/shell32/tests/Makefile dlls/shfolder/Makefile dlls/shlwapi/Makefile dlls/shlwapi/tests/Makefile dlls/snmpapi/Makefile dlls/sti/Makefile dlls/tapi32/Makefile dlls/ttydrv/Makefile dlls/twain/Makefile dlls/url/Makefile dlls/urlmon/Makefile dlls/urlmon/tests/Makefile dlls/user/Makefile dlls/user/tests/Makefile dlls/version/Makefile dlls/win32s/Makefile dlls/winaspi/Makefile dlls/winedos/Makefile dlls/wineps/Makefile dlls/wininet/Makefile dlls/wininet/tests/Makefile dlls/winmm/Makefile dlls/winmm/joystick/Makefile dlls/winmm/mcianim/Makefile dlls/winmm/mciavi/Makefile dlls/winmm/mcicda/Makefile dlls/winmm/mciseq/Makefile dlls/winmm/mciwave/Makefile dlls/winmm/midimap/Makefile dlls/winmm/tests/Makefile dlls/winmm/wavemap/Makefile dlls/winmm/winealsa/Makefile dlls/winmm/winearts/Makefile dlls/winmm/wineaudioio/Makefile dlls/winmm/winenas/Makefile dlls/winmm/winejack/Makefile dlls/winmm/wineoss/Makefile dlls/winnls/Makefile dlls/winsock/Makefile dlls/winsock/tests/Makefile dlls/winspool/Makefile dlls/winspool/tests/Makefile dlls/wintab32/Makefile dlls/wintrust/Makefile dlls/wow32/Makefile dlls/wsock32/Makefile dlls/x11drv/Makefile documentation/Makefile include/Makefile library/Makefile miscemu/Makefile ole/Makefile programs/Makefile programs/avitools/Makefile programs/clock/Makefile programs/cmdlgtst/Makefile programs/control/Makefile programs/expand/Makefile programs/notepad/Makefile programs/osversioncheck/Makefile programs/progman/Makefile programs/regapi/Makefile programs/regedit/Makefile programs/regsvr32/Makefile programs/regtest/Makefile programs/rpcss/Makefile programs/rundll32/Makefile programs/uninstaller/Makefile programs/view/Makefile programs/wcmd/Makefile programs/wineboot/Makefile programs/wineconsole/Makefile programs/winedbg/Makefile programs/winefile/Makefile programs/winemine/Makefile programs/winepath/Makefile programs/winhelp/Makefile programs/winver/Makefile server/Makefile tools/Makefile tools/widl/Makefile tools/winapi/Makefile tools/winebuild/Makefile tools/winedump/Makefile tools/wmc/Makefile tools/wpp/Makefile tools/wrc/Makefile unicode/Makefile"
 
 
 cat >confcache <<\_ACEOF
@@ -16287,6 +16287,7 @@
   "dlls/winsock/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/winsock/Makefile" ;;
   "dlls/winsock/tests/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/winsock/tests/Makefile" ;;
   "dlls/winspool/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/winspool/Makefile" ;;
+  "dlls/winspool/tests/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/winspool/tests/Makefile" ;;
   "dlls/wintab32/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/wintab32/Makefile" ;;
   "dlls/wintrust/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/wintrust/Makefile" ;;
   "dlls/wow32/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/wow32/Makefile" ;;
diff --git a/configure.ac b/configure.ac
index ed9cd30..8840452 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1493,6 +1493,7 @@
 dlls/winsock/Makefile
 dlls/winsock/tests/Makefile
 dlls/winspool/Makefile
+dlls/winspool/tests/Makefile
 dlls/wintab32/Makefile
 dlls/wintrust/Makefile
 dlls/wow32/Makefile
diff --git a/dlls/winspool/Makefile.in b/dlls/winspool/Makefile.in
index 84826c7..c6e80ca 100644
--- a/dlls/winspool/Makefile.in
+++ b/dlls/winspool/Makefile.in
@@ -13,6 +13,8 @@
 	info.c \
 	wspool.c
 
+SUBDIRS = tests
+
 @MAKE_DLL_RULES@
 
 ### Dependencies:
diff --git a/dlls/winspool/tests/.cvsignore b/dlls/winspool/tests/.cvsignore
new file mode 100644
index 0000000..c650e78
--- /dev/null
+++ b/dlls/winspool/tests/.cvsignore
@@ -0,0 +1,4 @@
+Makefile
+info.ok
+testlist.c
+winspool.drv_test.exe.spec.c
diff --git a/dlls/winspool/tests/Makefile.in b/dlls/winspool/tests/Makefile.in
new file mode 100644
index 0000000..d19e35b
--- /dev/null
+++ b/dlls/winspool/tests/Makefile.in
@@ -0,0 +1,13 @@
+TOPSRCDIR = @top_srcdir@
+TOPOBJDIR = ../../..
+SRCDIR    = @srcdir@
+VPATH     = @srcdir@
+TESTDLL   = winspool.drv
+IMPORTS   = winspool kernel32
+
+CTESTS = \
+	info.c
+
+@MAKE_TEST_RULES@
+
+### Dependencies:
diff --git a/dlls/winspool/tests/info.c b/dlls/winspool/tests/info.c
new file mode 100644
index 0000000..6cb8754
--- /dev/null
+++ b/dlls/winspool/tests/info.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2003 Stefan Leichter
+ *
+ * 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 "wine/test.h"
+#include "winbase.h"
+#include "winerror.h"
+#include "wingdi.h"
+#include "winspool.h"
+
+static void test_printer_directory(ivoid)
+{   LPBYTE buffer = NULL;
+    DWORD  cbBuf, pcbNeeded;
+    BOOL   res;
+    OSVERSIONINFOA ver;
+
+    ver.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);
+    if(!GetVersionExA( &ver)) {
+        ok( 0, "GetVersionExA failed!");
+        return ;
+    }
+
+    (void) GetPrinterDriverDirectoryA( NULL, NULL, 1, NULL, 0, &cbBuf);
+
+    buffer = HeapAlloc( GetProcessHeap(), 0, cbBuf*2);
+
+    res = GetPrinterDriverDirectoryA(NULL, NULL, 1, buffer, cbBuf, &pcbNeeded);
+    ok( res, "expected result != 0, got %d", res);
+    ok( cbBuf == pcbNeeded, "pcbNeeded set to %ld instead of %ld",
+                            pcbNeeded, cbBuf);
+
+    res = GetPrinterDriverDirectoryA(NULL, NULL, 1, buffer, cbBuf*2, &pcbNeeded);
+    ok( res, "expected result != 0, got %d", res);
+    ok( cbBuf == pcbNeeded, "pcbNeeded set to %ld instead of %ld",
+                            pcbNeeded, cbBuf);
+ 
+    res = GetPrinterDriverDirectoryA( NULL, NULL, 1, buffer, cbBuf-1, &pcbNeeded);
+    ok( !res , "expected result == 0, got %d", res);
+    ok( cbBuf == pcbNeeded, "pcbNeeded set to %ld instead of %ld",
+                            pcbNeeded, cbBuf);
+    ok( ERROR_INSUFFICIENT_BUFFER == GetLastError(),
+        "last error set to %ld instead of ERROR_INSUFFICIENT_BUFFER",
+        GetLastError());
+ 
+    res = GetPrinterDriverDirectoryA( NULL, NULL, 1, NULL, cbBuf, &pcbNeeded);
+    if(ver.dwPlatformId == VER_PLATFORM_WIN32_NT) {
+        ok( !res , "expected result == 0, got %d", res);
+        ok( ERROR_INVALID_USER_BUFFER == GetLastError(),
+            "last error set to %ld instead of ERROR_INVALID_USER_BUFFER",
+             GetLastError());
+    } else {
+        ok( res , "expected result != 0, got %d", res);
+        ok( ERROR_INVALID_PARAMETER == GetLastError(),
+            "last error set to %ld instead of ERROR_INVALID_PARAMETER",
+             GetLastError());
+    }
+
+    res = GetPrinterDriverDirectoryA( NULL, NULL, 1, buffer, cbBuf, NULL);
+    if(ver.dwPlatformId == VER_PLATFORM_WIN32_NT) {
+        ok( !res , "expected result == 0, got %d", res);
+        ok( RPC_X_NULL_REF_POINTER == GetLastError(),
+            "last error set to %ld instead of RPC_X_NULL_REF_POINTER",
+            GetLastError());
+    } else {
+        ok( res , "expected result != 0, got %d", res);
+    }
+
+    res = GetPrinterDriverDirectoryA( NULL, NULL, 1, NULL, cbBuf, NULL);
+    if(ver.dwPlatformId == VER_PLATFORM_WIN32_NT) {
+        ok( !res , "expected result == 0, got %d", res);
+        ok( RPC_X_NULL_REF_POINTER == GetLastError(),
+            "last error set to %ld instead of RPC_X_NULL_REF_POINTER",
+            GetLastError());
+    } else {
+        ok( res , "expected result != 0, got %d", res);
+        ok( ERROR_INVALID_PARAMETER == GetLastError(),
+            "last error set to %ld instead of ERROR_INVALID_PARAMETER",
+             GetLastError());
+    }
+
+    HeapFree( GetProcessHeap(), 0, buffer);
+}
+
+START_TEST(info)
+{
+    test_printer_directory();
+}