[gedmurphy] 29191: Add basic tests for NtGdiGetDIBitsInternal

Author: gedmurphy
Date: Mon Sep 24 19:09:15 2007
New Revision: 29191

URL: http://svn.reactos.org/svn/reactos?rev=29191&view=rev
Log:
Add basic tests for NtGdiGetDIBitsInternal

Added:
    trunk/rostests/apitests/w32knapi/ntgdi/NtGdiGetDIBits.c
Modified:
    trunk/rostests/apitests/w32knapi/testlist.c

Added: trunk/rostests/apitests/w32knapi/ntgdi/NtGdiGetDIBits.c
URL: http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/w32knapi/ntgdi/Nt...
==============================================================================
--- trunk/rostests/apitests/w32knapi/ntgdi/NtGdiGetDIBits.c (added)
+++ trunk/rostests/apitests/w32knapi/ntgdi/NtGdiGetDIBits.c Mon Sep 24 19:09:15 2007
@@ -1,0 +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;
+}

Modified: trunk/rostests/apitests/w32knapi/testlist.c
URL: http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/w32knapi/testlist...
==============================================================================
--- trunk/rostests/apitests/w32knapi/testlist.c (original)
+++ trunk/rostests/apitests/w32knapi/testlist.c Mon Sep 24 19:09:15 2007
@@ -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 @@
    { L"NtGdiGetRandomRgn", Test_NtGdiGetRandomRgn },
    { L"NtGdiSetBitmapBits", Test_NtGdiSetBitmapBits },
 //	{ L"NtGdiSTROBJ_vEnumStart", Test_NtGdiSTROBJ_vEnumStart },
+	{ L"NtGdiGetDIBitsInternal", Test_NtGdiGetDIBitsInternal },

/* ntuser */
    { L"NtUserCountClipboardFormats", Test_NtUserCountClipboardFormats }