Huw Davies : gdi32/tests: Start of a framework for writing dib driver tests .
Alexandre Julliard
julliard at winehq.org
Tue Apr 5 11:23:32 CDT 2011
Module: wine
Branch: master
Commit: 0aebe831b441046e306f616c864023880221ecc2
URL: http://source.winehq.org/git/wine.git/?a=commit;h=0aebe831b441046e306f616c864023880221ecc2
Author: Huw Davies <huw at codeweavers.com>
Date: Tue Apr 5 14:23:49 2011 +0100
gdi32/tests: Start of a framework for writing dib driver tests.
---
dlls/gdi32/tests/Makefile.in | 3 +-
dlls/gdi32/tests/dib.c | 152 ++++++++++++++++++++++++++++++++++++++++++
2 files changed, 154 insertions(+), 1 deletions(-)
diff --git a/dlls/gdi32/tests/Makefile.in b/dlls/gdi32/tests/Makefile.in
index 90f937e..c77f9e2 100644
--- a/dlls/gdi32/tests/Makefile.in
+++ b/dlls/gdi32/tests/Makefile.in
@@ -1,11 +1,12 @@
TESTDLL = gdi32.dll
-IMPORTS = user32 gdi32
+IMPORTS = user32 gdi32 advapi32
C_SRCS = \
bitmap.c \
brush.c \
clipping.c \
dc.c \
+ dib.c \
font.c \
gdiobj.c \
generated.c \
diff --git a/dlls/gdi32/tests/dib.c b/dlls/gdi32/tests/dib.c
new file mode 100644
index 0000000..7dd1ba3
--- /dev/null
+++ b/dlls/gdi32/tests/dib.c
@@ -0,0 +1,152 @@
+/*
+ * DIB driver tests.
+ *
+ * Copyright 2011 Huw Davies
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#include "windef.h"
+#include "winbase.h"
+#include "wingdi.h"
+#include "winuser.h"
+#include "wincrypt.h"
+
+#include "wine/test.h"
+
+static HCRYPTPROV crypt_prov;
+
+static const char *sha1_graphics_a8r8g8b8[] =
+{
+ "a3cadd34d95d3d5cc23344f69aab1c2e55935fcf",
+ NULL
+};
+
+static inline DWORD get_stride(BITMAPINFO *bmi)
+{
+ return ((bmi->bmiHeader.biBitCount * bmi->bmiHeader.biWidth + 31) >> 3) & ~3;
+}
+
+static inline DWORD get_dib_size(BITMAPINFO *bmi)
+{
+ return get_stride(bmi) * abs(bmi->bmiHeader.biHeight);
+}
+
+static char *hash_dib(BITMAPINFO *bmi, void *bits)
+{
+ DWORD dib_size = get_dib_size(bmi);
+ HCRYPTHASH hash;
+ char *buf;
+ BYTE hash_buf[20];
+ DWORD hash_size = sizeof(hash_buf);
+ int i;
+ static const char *hex = "0123456789abcdef";
+
+ if(!crypt_prov) return NULL;
+
+ if(!CryptCreateHash(crypt_prov, CALG_SHA1, 0, 0, &hash)) return NULL;
+
+ CryptHashData(hash, bits, dib_size, 0);
+
+ CryptGetHashParam(hash, HP_HASHVAL, NULL, &hash_size, 0);
+ if(hash_size != sizeof(hash_buf)) return NULL;
+
+ CryptGetHashParam(hash, HP_HASHVAL, hash_buf, &hash_size, 0);
+ CryptDestroyHash(hash);
+
+ buf = HeapAlloc(GetProcessHeap(), 0, hash_size * 2 + 1);
+
+ for(i = 0; i < hash_size; i++)
+ {
+ buf[i * 2] = hex[hash_buf[i] >> 4];
+ buf[i * 2 + 1] = hex[hash_buf[i] & 0xf];
+ }
+ buf[i * 2] = '\0';
+
+ return buf;
+}
+
+static void compare_hash(BITMAPINFO *bmi, BYTE *bits, const char ***sha1, const char *info)
+{
+ char *hash = hash_dib(bmi, bits);
+
+ if(!hash)
+ {
+ skip("SHA1 hashing unavailable on this platform\n");
+ return;
+ }
+
+ if(**sha1)
+ {
+ ok(!strcmp(hash, **sha1), "%d: %s: expected hash %s got %s\n",
+ bmi->bmiHeader.biBitCount, info, **sha1, hash);
+ (*sha1)++;
+ }
+ else trace("\"%s\",\n", hash);
+
+ HeapFree(GetProcessHeap(), 0, hash);
+}
+
+static void draw_graphics(HDC hdc, BITMAPINFO *bmi, BYTE *bits, const char ***sha1)
+{
+ DWORD dib_size = get_dib_size(bmi);
+
+ memset(bits, 0xcc, dib_size);
+ compare_hash(bmi, bits, sha1, "empty");
+}
+
+static void test_simple_graphics(void)
+{
+ char bmibuf[sizeof(BITMAPINFO) + 256 * sizeof(RGBQUAD)];
+ BITMAPINFO *bmi = (BITMAPINFO *)bmibuf;
+ HDC mem_dc;
+ BYTE *bits;
+ HBITMAP dib, orig_bm;
+ const char **sha1;
+
+ /* a8r8g8b8 */
+ trace("8888\n");
+ memset(bmi, 0, sizeof(bmibuf));
+ bmi->bmiHeader.biSize = sizeof(bmi->bmiHeader);
+ bmi->bmiHeader.biHeight = 512;
+ bmi->bmiHeader.biWidth = 512;
+ bmi->bmiHeader.biBitCount = 32;
+ bmi->bmiHeader.biPlanes = 1;
+ bmi->bmiHeader.biCompression = BI_RGB;
+
+ dib = CreateDIBSection(0, bmi, DIB_RGB_COLORS, (void**)&bits, NULL, 0);
+ ok(dib != NULL, "ret NULL\n");
+ mem_dc = CreateCompatibleDC(NULL);
+ orig_bm = SelectObject(mem_dc, dib);
+
+ sha1 = sha1_graphics_a8r8g8b8;
+ draw_graphics(mem_dc, bmi, bits, &sha1);
+
+ SelectObject(mem_dc, orig_bm);
+ DeleteObject(dib);
+ DeleteDC(mem_dc);
+}
+
+START_TEST(dib)
+{
+ CryptAcquireContextW(&crypt_prov, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT);
+
+ test_simple_graphics();
+
+ CryptReleaseContext(crypt_prov, 0);
+}
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