Added some conformance tests for ddraw. These enumerate some display

configure.ac

@@ -1472,6 +1472,7 @@ dlls/d3dim/Makefile
 dlls/d3dx8/Makefile
 dlls/dciman32/Makefile
 dlls/ddraw/Makefile
+dlls/ddraw/tests/Makefile
 dlls/devenum/Makefile
 dlls/dinput/Makefile
 dlls/dinput8/Makefile

dlls/ddraw/Makefile.in

@@ -46,6 +46,8 @@ C_SRCS = \
 
 RC_SRCS = version.rc
 
+SUBDIRS = tests
+
 EXTRASUBDIRS = \
 	d3ddevice \
 	dclipper \

dlls/ddraw/tests/.cvsignore

+Makefile
+ddraw_test.exe.spec.c
+ddrawmodes.ok
+testlist.c

dlls/ddraw/tests/Makefile.in

+TOPSRCDIR = @top_srcdir@
+TOPOBJDIR = ../../..
+SRCDIR    = @srcdir@
+VPATH     = @srcdir@
+TESTDLL   = ddraw.dll
+IMPORTS   = ddraw user32 gdi32 kernel32
+EXTRALIBS = $(LIBUUID)
+
+CTESTS = \
+	ddrawmodes.c
+
+@MAKE_TEST_RULES@
+
+### Dependencies:

dlls/ddraw/tests/ddrawmodes.c

+/*
+ * Unit tests for ddraw functions
+ *
+ * Copyright (C) 2003 Sami Aario
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <assert.h>
+#include "wine/test.h"
+#include "ddraw.h"
+
+#ifdef NONAMELESSUNION
+#define UNION_MEMBER(x, y) DUMMYUNIONNAME##x.y
+#else
+#define UNION_MEMBER(x, y) y
+#endif
+
+static LPDIRECTDRAW lpDD;
+static WNDCLASS wc;
+static HWND hwnd;
+static int modes_cnt;
+static int modes_size;
+static LPDDSURFACEDESC modes;
+
+static void createdirectdraw()
+{
+    HRESULT rc;
+    
+    wc.style = CS_HREDRAW | CS_VREDRAW;
+    wc.lpfnWndProc = DefWindowProcA;
+    wc.cbClsExtra = 0;
+    wc.cbWndExtra = 0;
+    wc.hInstance = GetModuleHandleA(0);
+    wc.hIcon = LoadIconA(wc.hInstance, IDI_APPLICATION);
+    wc.hCursor = LoadCursorA(NULL, IDC_ARROW);
+    wc.hbrBackground = (HBRUSH) GetStockObject(BLACK_BRUSH);
+    wc.lpszMenuName = NULL;
+    wc.lpszClassName = "TestWindowClass";
+    if(!RegisterClassA(&wc))
+        assert(0);
+    
+    hwnd = CreateWindowExA(0, "TestWindowClass", "TestWindowClass",
+        WS_POPUP, 0, 0,
+        GetSystemMetrics(SM_CXSCREEN),
+        GetSystemMetrics(SM_CYSCREEN),
+        NULL, NULL, GetModuleHandleA(0), NULL);
+    if (hwnd == NULL)
+        assert(0);
+    
+    ShowWindow(hwnd, SW_HIDE);
+    UpdateWindow(hwnd);
+    SetFocus(hwnd);
+    
+    rc = DirectDrawCreate(NULL, &lpDD, NULL);
+    ok(rc==DD_OK,"DirectDrawCreate returned: %lx",rc);
+}
+
+static void add_mode(LPDDSURFACEDESC lpddsd)
+{
+    if (!modes) 
+	modes = malloc((modes_size = 2) * sizeof(DDSURFACEDESC));
+    if (modes_cnt == modes_size) 
+	    modes = realloc(modes, (modes_size *= 2) * sizeof(DDSURFACEDESC));
+    assert(modes);
+    modes[modes_cnt++] = *lpddsd;
+}
+
+static void flush_modes()
+{
+    free(modes);
+    modes = 0;
+    modes_cnt = modes_size = 0;
+}
+
+HRESULT WINAPI enummodes_callback(LPDDSURFACEDESC lpddsd, LPVOID lpContext)
+{
+    trace("Width = %lx, Height = %lx, Refresh Rate = %lx\r\n",
+        lpddsd->dwWidth, lpddsd->dwHeight,
+        lpddsd->UNION_MEMBER(2, dwRefreshRate));
+    add_mode(lpddsd);
+
+    return DDENUMRET_OK;
+}
+
+void enumdisplaymodes()
+{
+    DDSURFACEDESC ddsd;
+    HRESULT rc;
+
+    ZeroMemory(&ddsd, sizeof(DDSURFACEDESC));
+    ddsd.dwSize = sizeof(DDSURFACEDESC);
+    ddsd.dwFlags = DDSD_CAPS;
+    ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
+
+    rc = IDirectDraw_EnumDisplayModes(lpDD,
+        DDEDM_STANDARDVGAMODES, &ddsd, 0, enummodes_callback);
+    ok(rc==DD_OK,"EnumDisplayModes returned: %lx",rc);
+}
+
+static void setdisplaymode_tests()
+{
+    HRESULT rc;
+    int i;
+    
+    createdirectdraw();
+    enumdisplaymodes();
+    for (i = 0; i < modes_cnt; ++i)
+    {
+        rc = IDirectDraw_SetCooperativeLevel(lpDD,
+            hwnd, DDSCL_ALLOWMODEX | DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
+        ok(rc==DD_OK,"SetCooperativeLevel returned: %lx",rc);
+        if (modes[i].dwFlags & DDSD_PIXELFORMAT)
+        {
+            if (modes[i].ddpfPixelFormat.dwFlags & DDPF_RGB)
+            {
+                rc = IDirectDraw_SetDisplayMode(lpDD,
+                    modes[i].dwWidth, modes[i].dwHeight,
+                    modes[i].ddpfPixelFormat.UNION_MEMBER(1, dwRGBBitCount));
+                ok(rc==DD_OK,"SetDisplayMode returned: %lx",rc);
+                rc = IDirectDraw_RestoreDisplayMode(lpDD);
+                ok(rc==DD_OK,"RestoreDisplayMode returned: %lx",rc);
+            }
+        }
+    }
+    flush_modes();
+}
+
+START_TEST(ddrawmodes)
+{
+    setdisplaymode_tests();
+}