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gdi32/tests: Add some tests for the behavior of a printer DC.

This commit is contained in:
Alexandre Julliard 2011-10-31 20:23:20 +01:00
parent f1f5f33468
commit afd962121b
1 changed files with 97 additions and 0 deletions
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97
dlls/gdi32/tests/dc.c
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@ -28,6 +28,7 @@
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winspool.h"
#include "winerror.h"
static DWORD (WINAPI *pSetLayout)(HDC hdc, DWORD layout);
@ -783,6 +784,101 @@ done:
ReleaseDC(NULL, hdc);
}
static HDC create_printer_dc(void)
{
char buffer[260];
DWORD len;
PRINTER_INFO_2A *pbuf = NULL;
DRIVER_INFO_3A *dbuf = NULL;
HANDLE hprn = 0;
HDC hdc = 0;
HMODULE winspool = LoadLibraryA( "winspool.drv" );
BOOL (WINAPI *pOpenPrinterA)(LPSTR, HANDLE *, LPPRINTER_DEFAULTSA);
BOOL (WINAPI *pGetDefaultPrinterA)(LPSTR, LPDWORD);
BOOL (WINAPI *pGetPrinterA)(HANDLE, DWORD, LPBYTE, DWORD, LPDWORD);
BOOL (WINAPI *pGetPrinterDriverA)(HANDLE, LPSTR, DWORD, LPBYTE, DWORD, LPDWORD);
BOOL (WINAPI *pClosePrinter)(HANDLE);
pGetDefaultPrinterA = (void *)GetProcAddress( winspool, "GetDefaultPrinterA" );
pOpenPrinterA = (void *)GetProcAddress( winspool, "OpenPrinterA" );
pGetPrinterA = (void *)GetProcAddress( winspool, "GetPrinterA" );
pGetPrinterDriverA = (void *)GetProcAddress( winspool, "GetPrinterDriverA" );
pClosePrinter = (void *)GetProcAddress( winspool, "ClosePrinter" );
if (!pGetDefaultPrinterA || !pOpenPrinterA || !pGetPrinterA || !pGetPrinterDriverA || !pClosePrinter)
goto done;
len = sizeof(buffer);
if (!pGetDefaultPrinterA( buffer, &len )) goto done;
if (!pOpenPrinterA( buffer, &hprn, NULL )) goto done;
pGetPrinterA( hprn, 2, NULL, 0, &len );
pbuf = HeapAlloc( GetProcessHeap(), 0, len );
if (!pGetPrinterA( hprn, 2, (LPBYTE)pbuf, len, &len )) goto done;
pGetPrinterDriverA( hprn, NULL, 3, NULL, 0, &len );
dbuf = HeapAlloc( GetProcessHeap(), 0, len );
if (!pGetPrinterDriverA( hprn, NULL, 3, (LPBYTE)dbuf, len, &len )) goto done;
hdc = CreateDCA( dbuf->pDriverPath, pbuf->pPrinterName, pbuf->pPortName, pbuf->pDevMode );
trace( "hdc %p for driver '%s' printer '%s' port '%s'\n", hdc,
dbuf->pDriverPath, pbuf->pPrinterName, pbuf->pPortName );
done:
HeapFree( GetProcessHeap(), 0, dbuf );
HeapFree( GetProcessHeap(), 0, pbuf );
if (hprn) pClosePrinter( hprn );
if (winspool) FreeLibrary( winspool );
if (!hdc) skip( "could not create a DC for the default printer\n" );
return hdc;
}
static void test_printer_dc(void)
{
HDC memdc, display_memdc;
HBITMAP orig, bmp;
DWORD ret;
HDC hdc = create_printer_dc();
if (!hdc) return;
memdc = CreateCompatibleDC( hdc );
display_memdc = CreateCompatibleDC( 0 );
ok( memdc != NULL, "CreateCompatibleDC failed for printer\n" );
ok( display_memdc != NULL, "CreateCompatibleDC failed for screen\n" );
ret = GetDeviceCaps( hdc, TECHNOLOGY );
ok( ret == DT_RASPRINTER, "wrong type %u\n", ret );
ret = GetDeviceCaps( memdc, TECHNOLOGY );
ok( ret == DT_RASPRINTER, "wrong type %u\n", ret );
ret = GetDeviceCaps( display_memdc, TECHNOLOGY );
ok( ret == DT_RASDISPLAY, "wrong type %u\n", ret );
bmp = CreateBitmap( 100, 100, 1, GetDeviceCaps( hdc, BITSPIXEL ), NULL );
orig = SelectObject( memdc, bmp );
ok( orig != NULL, "SelectObject failed\n" );
ok( BitBlt( hdc, 10, 10, 20, 20, memdc, 0, 0, SRCCOPY ), "BitBlt failed\n" );
ok( !SelectObject( display_memdc, bmp ), "SelectObject succeeded\n" );
SelectObject( memdc, orig );
DeleteObject( bmp );
bmp = CreateBitmap( 100, 100, 1, 1, NULL );
orig = SelectObject( display_memdc, bmp );
ok( orig != NULL, "SelectObject failed\n" );
ok( !SelectObject( memdc, bmp ), "SelectObject succeeded\n" );
ok( BitBlt( hdc, 10, 10, 20, 20, display_memdc, 0, 0, SRCCOPY ), "BitBlt failed\n" );
ok( BitBlt( memdc, 10, 10, 20, 20, display_memdc, 0, 0, SRCCOPY ), "BitBlt failed\n" );
ok( BitBlt( display_memdc, 10, 10, 20, 20, memdc, 0, 0, SRCCOPY ), "BitBlt failed\n" );
DeleteDC( memdc );
DeleteDC( display_memdc );
DeleteDC( hdc );
DeleteObject( bmp );
}
START_TEST(dc)
{
pSetLayout = (void *)GetProcAddress( GetModuleHandle("gdi32.dll"), "SetLayout");
@ -795,4 +891,5 @@ START_TEST(dc)
test_boundsrect();
test_desktop_colorres();
test_gamma();
test_printer_dc();
}