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Add basic tests for NtGdiGetDIBitsInternal

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svn path=/trunk/; revision=29191
This commit is contained in:
Ged Murphy 2007-09-24 15:09:15 +00:00
parent f26bd07f86
commit 9be6565d51
2 changed files with 73 additions and 0 deletions
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71
rostests/apitests/w32knapi/ntgdi/NtGdiGetDIBits.c Normal file
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@ -0,0 +1,71 @@
/* taken from gdi32, bitmap.c */
UINT
FASTCALL
DIB_BitmapMaxBitsSize( PBITMAPINFO Info, UINT ScanLines )
{
UINT MaxBits = 0;
if (Info->bmiHeader.biSize == sizeof(BITMAPCOREHEADER))
{
PBITMAPCOREHEADER Core = (PBITMAPCOREHEADER)Info;
MaxBits = Core->bcBitCount * Core->bcPlanes * Core->bcWidth;
}
else /* assume BITMAPINFOHEADER */
{
if ((Info->bmiHeader.biCompression) && (Info->bmiHeader.biCompression != BI_BITFIELDS))
return Info->bmiHeader.biSizeImage;
// Planes are over looked by Yuan. I guess assumed always 1.
MaxBits = Info->bmiHeader.biBitCount * Info->bmiHeader.biPlanes * Info->bmiHeader.biWidth;
}
MaxBits = ((MaxBits + 31) & ~31 ) / 8; // From Yuan, ScanLineSize = (Width * bitcount + 31)/32
return (MaxBits * ScanLines); // ret the full Size.
}
INT
Test_NtGdiGetDIBitsInternal(PTESTINFO pti)
{
HBITMAP hBitmap;
BITMAPINFO bi;
INT ScreenBpp;
HDC hDCScreen = GetDC(NULL);
ASSERT(hDCScreen != NULL);
hBitmap = CreateCompatibleBitmap(hDCScreen, 16, 16);
ASSERT(hBitmap != NULL);
SetLastError(ERROR_SUCCESS);
RTEST(NtGdiGetDIBitsInternal(0, 0, 0, 0, NULL, NULL, 0, 0, 0) == 0);
RTEST(GetLastError() == ERROR_SUCCESS);
SetLastError(ERROR_SUCCESS);
RTEST(NtGdiGetDIBitsInternal((HDC)2345, 0, 0, 0, NULL, NULL, 0, 0, 0) == 0);
RTEST(GetLastError() == ERROR_SUCCESS);
SetLastError(ERROR_SUCCESS);
RTEST(NtGdiGetDIBitsInternal((HDC)2345, hBitmap, 0, 0, NULL, NULL, 0, 0, 0) == 0);
RTEST(GetLastError() == ERROR_SUCCESS);
SetLastError(ERROR_SUCCESS);
RTEST(NtGdiGetDIBitsInternal((HDC)2345, hBitmap, 0, 15, NULL, &bi, 0, 0, 0) == 0);
RTEST(GetLastError() == ERROR_SUCCESS);
SetLastError(ERROR_SUCCESS);
ZeroMemory(&bi, sizeof(BITMAPINFO));
bi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
RTEST(NtGdiGetDIBitsInternal(hDCScreen, hBitmap, 0, 15, NULL, &bi, DIB_RGB_COLORS,
DIB_BitmapMaxBitsSize(&bi, 15), 0) > 0);
RTEST(GetLastError() == ERROR_SUCCESS);
ScreenBpp = GetDeviceCaps(hDCScreen, BITSPIXEL);
RTEST(bi.bmiHeader.biWidth == 16);
RTEST(bi.bmiHeader.biHeight == 16);
RTEST(bi.bmiHeader.biBitCount == ScreenBpp);
RTEST(bi.bmiHeader.biSizeImage == (16 * 16) * (ScreenBpp / 8));
ReleaseDC(NULL, hDCScreen);
DeleteObject(hBitmap);
return APISTATUS_NORMAL;
}

2
rostests/apitests/w32knapi/testlist.c
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@ -17,6 +17,7 @@
#include "ntgdi/NtGdiGetRandomRgn.c"
#include "ntgdi/NtGdiSetBitmapBits.c"
//#include "ntgdi/NtGdiSTROBJ_vEnumStart.c"
#include "ntgdi/NtGdiGetDIBits.c"
#include "ntuser/NtUserCountClipboardFormats.c"
@ -40,6 +41,7 @@ TESTENTRY TestList[] =
{ L"NtGdiGetRandomRgn", Test_NtGdiGetRandomRgn },
{ L"NtGdiSetBitmapBits", Test_NtGdiSetBitmapBits },
// { L"NtGdiSTROBJ_vEnumStart", Test_NtGdiSTROBJ_vEnumStart },
{ L"NtGdiGetDIBitsInternal", Test_NtGdiGetDIBitsInternal },
/* ntuser */
{ L"NtUserCountClipboardFormats", Test_NtUserCountClipboardFormats }