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gdi32/tests: Add a test case for calling WriteFile with the DIB section bits as buffer.

This commit is contained in:
Alexandre Julliard 2009-01-14 20:19:42 +01:00
parent 8de57bd541
commit d2b217e90a
1 changed files with 58 additions and 0 deletions
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58
dlls/gdi32/tests/bitmap.c
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@ -396,6 +396,62 @@ static void test_dib_info(HBITMAP hbm, const void *bits, const BITMAPINFOHEADER
test_color_todo(c, exp, GetPixel, todo_getp); \
}
static void test_dib_bits_access( HBITMAP hdib, void *bits )
{
MEMORY_BASIC_INFORMATION info;
char bmibuf[sizeof(BITMAPINFO) + 256 * sizeof(RGBQUAD)];
DWORD data[256];
BITMAPINFO *pbmi = (BITMAPINFO *)bmibuf;
HDC hdc = GetDC(0);
char filename[MAX_PATH];
HANDLE file;
DWORD written;
INT ret;
ok(VirtualQuery(bits, &info, sizeof(info)) == sizeof(info),
"VirtualQuery failed\n");
ok(info.BaseAddress == bits, "%p != %p\n", info.BaseAddress, bits);
ok(info.AllocationBase == bits, "%p != %p\n", info.AllocationBase, bits);
ok(info.AllocationProtect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
ok(info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect);
ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
memset( pbmi, 0, sizeof(bmibuf) );
memset( data, 0xcc, sizeof(data) );
pbmi->bmiHeader.biSize = sizeof(pbmi->bmiHeader);
pbmi->bmiHeader.biHeight = 16;
pbmi->bmiHeader.biWidth = 16;
pbmi->bmiHeader.biBitCount = 32;
pbmi->bmiHeader.biPlanes = 1;
pbmi->bmiHeader.biCompression = BI_RGB;
ret = SetDIBits( hdc, hdib, 0, 16, data, pbmi, DIB_RGB_COLORS );
ok( ret == 16, "SetDIBits failed\n" );
ok(VirtualQuery(bits, &info, sizeof(info)) == sizeof(info),
"VirtualQuery failed\n");
ok(info.BaseAddress == bits, "%p != %p\n", info.BaseAddress, bits);
ok(info.AllocationBase == bits, "%p != %p\n", info.AllocationBase, bits);
ok(info.AllocationProtect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
/* it has been protected now */
todo_wine ok(info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect);
/* try writing protected bits to a file */
GetTempFileNameA( ".", "dib", 0, filename );
file = CreateFileA( filename, GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL,
CREATE_ALWAYS, 0, 0 );
ok( file != INVALID_HANDLE_VALUE, "failed to open %s error %u\n", filename, GetLastError() );
ret = WriteFile( file, bits, 8192, &written, NULL );
ok( ret, "WriteFile failed error %u\n", GetLastError() );
if (ret) ok( written == 8192, "only wrote %u bytes\n", written );
CloseHandle( file );
DeleteFileA( filename );
}
static void test_dibsections(void)
{
HDC hdc, hdcmem, hdcmem2;
@ -455,6 +511,8 @@ static void test_dibsections(void)
ok(info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect);
ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
test_dib_bits_access( hdib, bits );
test_dib_info(hdib, bits, &pbmi->bmiHeader);
DeleteObject(hdib);