[PATCH 1/4] ddraw/tests: New CreateSurface for DDSCAPS_BACKBUFFER tests.

[Oldřich Jedlička]

---
 dlls/ddraw/tests/dsurface.c |   78 +++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 78 insertions(+), 0 deletions(-)

diff --git a/dlls/ddraw/tests/dsurface.c b/dlls/ddraw/tests/dsurface.c
index 20e8634..d713cb8 100644
--- a/dlls/ddraw/tests/dsurface.c
+++ b/dlls/ddraw/tests/dsurface.c
@@ -3378,6 +3378,83 @@ static void GetDCFormatTest(void)
     IDirectDraw7_Release(dd7);
 }
 
+static void BackBufferCreateSurfaceTest(void)
+{
+    DDSURFACEDESC ddsd;
+    DDSURFACEDESC created_ddsd;
+    DDSURFACEDESC2 ddsd2;
+    DDSURFACEDESC2 created_ddsd2;
+    IDirectDrawSurface *surf;
+    IDirectDrawSurface2 *surf2;
+    IDirectDrawSurface4 *surf4;
+    IDirectDrawSurface7 *surf7;
+    HRESULT hr;
+    IDirectDraw *dd;
+    IDirectDraw2 *dd2;
+    IDirectDraw4 *dd4;
+    IDirectDraw7 *dd7;
+    HDC dc;
+
+    const DWORD caps = DDSCAPS_BACKBUFFER;
+    const DWORD expected_caps =
+        DDSCAPS_BACKBUFFER | DDSCAPS_VIDEOMEMORY | DDSCAPS_LOCALVIDMEM;
+
+    memset(&ddsd, 0, sizeof(ddsd));
+    ddsd.dwSize = sizeof(ddsd);
+    ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT;
+    ddsd.dwWidth = 64;
+    ddsd.dwHeight = 64;
+    ddsd.ddsCaps.dwCaps = caps;
+    memset(&ddsd2, 0, sizeof(ddsd2));
+    ddsd2.dwSize = sizeof(ddsd2);
+    ddsd2.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT;
+    ddsd2.dwWidth = 64;
+    ddsd2.dwHeight = 64;
+    ddsd2.ddsCaps.dwCaps = caps;
+    memset(&created_ddsd, 0, sizeof(created_ddsd));
+    created_ddsd.dwSize = sizeof(DDSURFACEDESC);
+
+    hr = IDirectDraw_QueryInterface(lpDD, &IID_IDirectDraw, (void **) &dd);
+    ok(SUCCEEDED(hr), "IDirectDraw_QueryInterface failed: 0x%08x\n", hr);
+
+    hr = IDirectDraw_CreateSurface(dd, &ddsd, &surf, NULL);
+    ok(SUCCEEDED(hr), "IDirectDraw_CreateSurface failed: 0x%08x\n", hr);
+    hr = IDirectDrawSurface_GetSurfaceDesc(surf, &created_ddsd);
+    ok(SUCCEEDED(hr), "IDirectDraw_GetSurfaceDesc failed: 0x%08x\n", hr);
+    ok(created_ddsd.ddsCaps.dwCaps == expected_caps,
+       "GetSurfaceDesc returned caps %x, expected %x\n", created_ddsd.ddsCaps.dwCaps,
+       expected_caps);
+    IDirectDrawSurface_Release(surf);
+    IDirectDraw_Release(dd);
+
+    hr = IDirectDraw_QueryInterface(lpDD, &IID_IDirectDraw2, (void **) &dd2);
+    ok(SUCCEEDED(hr), "IDirectDraw_QueryInterface failed: 0x%08x\n", hr);
+
+    hr = IDirectDraw2_CreateSurface(dd2, &ddsd, &surf, NULL);
+    ok(hr == DDERR_INVALIDCAPS, "IDirectDraw2_CreateSurface didn't return %x08x, but %x08x\n",
+       DDERR_INVALIDCAPS, hr);
+
+    IDirectDraw2_Release(dd2);
+
+    hr = IDirectDraw_QueryInterface(lpDD, &IID_IDirectDraw4, (void **) &dd4);
+    ok(SUCCEEDED(hr), "IDirectDraw_QueryInterface failed: 0x%08x\n", hr);
+
+    hr = IDirectDraw4_CreateSurface(dd4, &ddsd2, &surf4, NULL);
+    ok(hr == DDERR_INVALIDCAPS, "IDirectDraw4_CreateSurface didn't return %x08x, but %x08x\n",
+       DDERR_INVALIDCAPS, hr);
+
+    IDirectDraw4_Release(dd4);
+
+    hr = IDirectDraw_QueryInterface(lpDD, &IID_IDirectDraw7, (void **) &dd7);
+    ok(SUCCEEDED(hr), "IDirectDraw_QueryInterface failed: 0x%08x\n", hr);
+
+    hr = IDirectDraw7_CreateSurface(dd7, &ddsd2, &surf7, NULL);
+    ok(hr == DDERR_INVALIDCAPS, "IDirectDraw7_CreateSurface didn't return %x08x, but %x08x\n",
+       DDERR_INVALIDCAPS, hr);
+
+    IDirectDraw7_Release(dd7);
+}
+
 START_TEST(dsurface)
 {
     HRESULT ret;
@@ -3423,5 +3500,6 @@ START_TEST(dsurface)
     SurfaceCapsTest();
     GetDCTest();
     GetDCFormatTest();
+    BackBufferCreateSurfaceTest();
     ReleaseDirectDraw();
 }
-- 
1.7.1.1