dlls/ddraw/tests/refcount.c

   1 /*
   2  * Some unit tests for ddraw reference counting
   3  *
   4  * Copyright (C) 2006 Stefan Dösinger
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20 #define COBJMACROS
  21
  22 #include <assert.h>
  23 #include "wine/test.h"
  24 #include "ddraw.h"
  25 #include "d3d.h"
  26 #include "unknwn.h"
  27
  28 static HRESULT (WINAPI *pDirectDrawCreateEx)(LPGUID,LPVOID*,REFIID,LPUNKNOWN);
  29
  30 static void init_function_pointers(void)
  31 {
  32     HMODULE hmod = GetModuleHandleA("ddraw.dll");
  33
  34     if(hmod)
  35     {
  36         pDirectDrawCreateEx = (void*)GetProcAddress(hmod, "DirectDrawCreateEx");
  37     }
  38 }
  39
  40 unsigned long getRefcount(IUnknown *iface)
  41 {
  42     IUnknown_AddRef(iface);
  43     return IUnknown_Release(iface);
  44 }
  45
  46 static void test_ddraw_objects(void)
  47 {
  48     HRESULT hr;
  49     unsigned long ref;
  50     IDirectDraw7 *DDraw7;
  51     IDirectDraw4 *DDraw4;
  52     IDirectDraw4 *DDraw2;
  53     IDirectDraw4 *DDraw1;
  54     IDirectDrawPalette *palette;
  55     IDirectDrawSurface7 *surface;
  56     PALETTEENTRY Table[256];
  57     DDSURFACEDESC2 ddsd;
  58
  59     hr = pDirectDrawCreateEx(NULL, (void **) &DDraw7, &IID_IDirectDraw7, NULL);
  60     ok(hr == DD_OK || hr==DDERR_NODIRECTDRAWSUPPORT, "DirectDrawCreateEx returned: %lx\n", hr);
  61     if(!DDraw7)
  62     {
  63         trace("Couldn't create DDraw interface, skipping tests\n");
  64         return;
  65     }
  66
  67     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw4, (void **) &DDraw4);
  68     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
  69     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw2, (void **) &DDraw2);
  70     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
  71     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw, (void **) &DDraw1);
  72     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
  73
  74     ref = getRefcount( (IUnknown *) DDraw7);
  75     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
  76
  77     /* Fails without a cooplevel */
  78     hr = IDirectDraw7_CreatePalette(DDraw7, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
  79     ok(hr == DDERR_NOCOOPERATIVELEVELSET, "CreatePalette returned %08lx\n", hr);
  80
  81     /* This check is before the cooplevel check */
  82     hr = IDirectDraw7_CreatePalette(DDraw7, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, (void *) 0xdeadbeef);
  83     ok(hr == CLASS_E_NOAGGREGATION, "CreatePalette returned %08lx\n", hr);
  84
  85     hr = IDirectDraw7_SetCooperativeLevel(DDraw7, 0, DDSCL_NORMAL);
  86     ok(hr == DD_OK, "SetCooperativeLevel failed with %08lx\n", hr);
  87
  88     memset(&ddsd, 0, sizeof(ddsd));
  89     ddsd.dwSize = sizeof(ddsd);
  90     ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT;
  91     ddsd.dwWidth = 64;
  92     ddsd.dwHeight = 64;
  93     ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
  94     U4(ddsd).ddpfPixelFormat.dwSize = sizeof(U4(ddsd).ddpfPixelFormat);
  95     U4(ddsd).ddpfPixelFormat.dwFlags = DDPF_PALETTEINDEXED8 | DDPF_RGB;
  96     U1(U4(ddsd).ddpfPixelFormat).dwRGBBitCount = 8;
  97
  98     hr = IDirectDraw7_CreateSurface(DDraw7, &ddsd, &surface, NULL);
  99     ok(hr == DD_OK, "CreateSurface failed with %08lx\n", hr);
 100
 101     /* DDraw refcount increased by 1 */
 102     ref = getRefcount( (IUnknown *) DDraw7);
 103     ok(ref == 2, "Got refcount %ld, expected 2\n", ref);
 104
 105     /* Surface refcount starts with 1 */
 106     ref = getRefcount( (IUnknown *) surface);
 107     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
 108
 109     hr = IDirectDraw7_CreatePalette(DDraw7, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 110     ok(hr == DD_OK, "CreatePalette returned %08lx\n", hr);
 111
 112     /* DDraw refcount increased by 1 */
 113     ref = getRefcount( (IUnknown *) DDraw7);
 114     ok(ref == 3, "Got refcount %ld, expected 3\n", ref);
 115
 116     /* Palette starts with 1 */
 117     ref = getRefcount( (IUnknown *) palette);
 118     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
 119
 120     /* Test attaching a palette to a surface */
 121     hr = IDirectDrawSurface7_SetPalette(surface, palette);
 122     ok(hr == DD_OK, "IDirectDrawSurface_SetPalette failed with %08lx\n", hr);
 123
 124     /* Palette refcount increased, surface stays the same */
 125     ref = getRefcount( (IUnknown *) palette);
 126     ok(ref == 2, "Got refcount %ld, expected 2\n", ref);
 127     ref = getRefcount( (IUnknown *) surface);
 128     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
 129
 130     IDirectDrawSurface7_Release(surface);
 131     /* Incresed before - decrease now */
 132     ref = getRefcount( (IUnknown *) DDraw7);
 133     ok(ref == 2, "Got refcount %ld, expected 2\n", ref);
 134
 135     /* Releasing the surface detaches the palette */
 136     ref = getRefcount( (IUnknown *) palette);
 137     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
 138
 139     IDirectDrawPalette_Release(palette);
 140
 141     /* Incresed before - decrease now */
 142     ref = getRefcount( (IUnknown *) DDraw7);
 143     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
 144
 145     /* Not all interfaces are AddRefed when a palette is created */
 146     hr = IDirectDraw4_CreatePalette(DDraw4, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 147     ok(hr == DD_OK, "CreatePalette returned %08lx\n", hr);
 148     ref = getRefcount( (IUnknown *) DDraw4);
 149     ok(ref == 2, "Got refcount %ld, expected 2\n", ref);
 150     IDirectDrawPalette_Release(palette);
 151
 152     /* No addref here */
 153     hr = IDirectDraw2_CreatePalette(DDraw2, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 154     ok(hr == DD_OK, "CreatePalette returned %08lx\n", hr);
 155     ref = getRefcount( (IUnknown *) DDraw2);
 156     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
 157     IDirectDrawPalette_Release(palette);
 158
 159     /* No addref here */
 160     hr = IDirectDraw_CreatePalette(DDraw1, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 161     ok(hr == DD_OK, "CreatePalette returned %08lx\n", hr);
 162     ref = getRefcount( (IUnknown *) DDraw1);
 163     ok(ref == 1, "Got refcount %ld, expected 1\n", ref);
 164     IDirectDrawPalette_Release(palette);
 165
 166     IDirectDraw7_Release(DDraw7);
 167     IDirectDraw4_Release(DDraw4);
 168     IDirectDraw2_Release(DDraw2);
 169     IDirectDraw_Release(DDraw1);
 170 }
 171
 172 static void test_iface_refcnt(void)
 173 {
 174     HRESULT hr;
 175     IDirectDraw  *DDraw1;
 176     IDirectDraw2 *DDraw2;
 177     IDirectDraw4 *DDraw4;
 178     IDirectDraw7 *DDraw7;
 179     IDirect3D7   *D3D7;
 180     IDirect3D3   *D3D3;
 181     IDirect3D2   *D3D2;
 182     IDirect3D    *D3D1;
 183     long ref;
 184
 185     hr = pDirectDrawCreateEx(NULL, (void **) &DDraw7, &IID_IDirectDraw7, NULL);
 186     ok(hr == DD_OK || hr==DDERR_NODIRECTDRAWSUPPORT, "DirectDrawCreateEx returned: %lx\n", hr);
 187     if(!DDraw7)
 188     {
 189         trace("Couldn't create DDraw interface, skipping tests\n");
 190         return;
 191     }
 192
 193     ref = getRefcount( (IUnknown *) DDraw7);
 194     ok(ref == 1, "Initial IDirectDraw7 reference count is %ld\n", ref);
 195
 196     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw4, (void **) &DDraw4);
 197     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
 198     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw2, (void **) &DDraw2);
 199     ok(hr == DD_OK, "IDirectDraw7_QueryInterf&ace returned %08lx\n", hr);
 200     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw, (void **) &DDraw1);
 201     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
 202
 203     /* All interfaces now have refcount 1! */
 204     ref = getRefcount( (IUnknown *) DDraw7);
 205     ok(ref == 1, "IDirectDraw7 reference count is %ld\n", ref);
 206     ref = getRefcount( (IUnknown *) DDraw7);
 207     ok(ref == 1, "IDirectDraw7 reference count is %ld\n", ref);
 208     ref = getRefcount( (IUnknown *) DDraw4);
 209     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 210     ref = getRefcount( (IUnknown *) DDraw2);
 211     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 212     ref = getRefcount( (IUnknown *) DDraw1);
 213     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 214
 215     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirect3D7, (void **) &D3D7);
 216     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
 217
 218     /* Apparently IDirectDrawX and IDirect3DX are linked together */
 219     ref = getRefcount( (IUnknown *) D3D7);
 220     ok(ref == 2, "IDirect3D7 reference count is %ld\n", ref);
 221     ref = getRefcount( (IUnknown *) DDraw7);
 222     ok(ref == 2, "IDirectDraw7 reference count is %ld\n", ref);
 223
 224     IDirectDraw7_AddRef(DDraw7);
 225     ref = getRefcount( (IUnknown *) D3D7);
 226     ok(ref == 3, "IDirect3D7 reference count is %ld\n", ref);
 227     ref = getRefcount( (IUnknown *) DDraw7);
 228     ok(ref == 3, "IDirectDraw7 reference count is %ld\n", ref);
 229
 230     IDirect3D7_Release(D3D7);
 231     ref = getRefcount( (IUnknown *) D3D7);
 232     ok(ref == 2, "IDirect3D7 reference count is %ld\n", ref);
 233     ref = getRefcount( (IUnknown *) DDraw7);
 234     ok(ref == 2, "IDirectDraw7 reference count is %ld\n", ref);
 235
 236     /* Can't get older d3d interfaces. WHY????? */
 237     hr = IDirectDraw7_QueryInterface(DDraw4, &IID_IDirect3D3, (void **) &D3D3);
 238     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
 239     if(hr == DD_OK && D3D3) IDirect3D3_Release(D3D3);
 240
 241     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D3, (void **) &D3D3);
 242     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw4_QueryInterface returned %08lx\n", hr);
 243     if(hr == DD_OK && D3D3) IDirect3D3_Release(D3D3);
 244
 245     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirect3D2, (void **) &D3D2);
 246     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
 247     if(hr == DD_OK && D3D2) IDirect3D2_Release(D3D2);
 248
 249     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D2, (void **) &D3D2);
 250     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw2_QueryInterface returned %08lx\n", hr);
 251     if(hr == DD_OK && D3D2) IDirect3D2_Release(D3D2);
 252
 253     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirect3D, (void **) &D3D1);
 254     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw7_QueryInterface returned %08lx\n", hr);
 255     if(hr == DD_OK && D3D1) IDirect3D_Release(D3D1);
 256
 257     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D, (void **) &D3D1);
 258     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 259     if(hr == DD_OK && D3D1) IDirect3D_Release(D3D1);
 260
 261     hr = IDirect3D7_QueryInterface(D3D7, &IID_IDirect3D, (void **) &D3D1);
 262     todo_wine ok(hr == E_NOINTERFACE, "IDirect3D7_QueryInterface returned %08lx\n", hr);
 263     if(hr == DD_OK && D3D1) IDirect3D_Release(D3D1);
 264
 265     /* Try an AddRef, it only affects the AddRefed interface */
 266     IDirectDraw4_AddRef(DDraw4);
 267     ref = getRefcount( (IUnknown *) DDraw7);
 268     ok(ref == 2, "IDirectDraw7 reference count is %ld\n", ref); /* <-- From the d3d query */
 269     ref = getRefcount( (IUnknown *) DDraw4);
 270     ok(ref == 2, "IDirectDraw4 reference count is %ld\n", ref); /* <-- The AddRef call */
 271     ref = getRefcount( (IUnknown *) DDraw2);
 272     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 273     ref = getRefcount( (IUnknown *) DDraw1);
 274     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 275     ref = getRefcount( (IUnknown *) D3D7);
 276     ok(ref == 2, "IDirect3D7 reference count is %ld\n", ref); /* <-- From the d3d query */
 277     IDirectDraw4_Release(DDraw4);
 278
 279     /* Make sure that they are one object, not different ones */
 280     hr = IDirectDraw4_SetCooperativeLevel(DDraw4, GetDesktopWindow(), DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
 281     ok(hr == DD_OK, "IDirectDraw4::SetCooperativeLevel returned %08lx\n", hr);
 282     /* After an window has been set, DDSCL_SETFOCUSWINDOW should return DDERR_HWNDALREADYSET, see the mode test */
 283     hr = IDirectDraw7_SetCooperativeLevel(DDraw7, NULL, DDSCL_SETFOCUSWINDOW);
 284     ok(hr == DDERR_HWNDALREADYSET, "IDirectDraw7::SetCooperativeLevel returned %08lx\n", hr);
 285
 286     /* All done, release all interfaces */
 287     IDirectDraw7_Release(DDraw7);
 288     IDirectDraw4_Release(DDraw4);
 289     IDirectDraw2_Release(DDraw2);
 290     IDirectDraw_Release(DDraw1);
 291     IDirect3D7_Release(D3D7);
 292 }
 293
 294 static void test_d3d_ifaces(void)
 295 {
 296     IDirectDraw *DDraw1;
 297     IDirectDraw2 *DDraw2;
 298     IDirectDraw4 *DDraw4;
 299     IDirect3D *D3D1;
 300     IDirect3D2 *D3D2;
 301     IDirect3D3 *D3D3;
 302     IDirect3D7 *D3D7;
 303     HRESULT hr;
 304     long ref;
 305
 306     hr = DirectDrawCreate(NULL, &DDraw1, NULL);
 307     ok(hr == DD_OK, "DirectDrawCreate returned %08lx\n", hr);
 308     if(!DDraw1)
 309     {
 310         trace("DirectDrawCreate failed with %08lx\n", hr);
 311         return;
 312     }
 313
 314     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirectDraw2, (void **) &DDraw2);
 315     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 316     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirectDraw4, (void **) &DDraw4);
 317     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 318
 319     ref = getRefcount( (IUnknown *) DDraw4);
 320     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 321     ref = getRefcount( (IUnknown *) DDraw2);
 322     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 323     ref = getRefcount( (IUnknown *) DDraw1);
 324     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 325
 326     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D, (void **) &D3D1);
 327     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 328     ref = getRefcount( (IUnknown *) DDraw4);
 329     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 330     ref = getRefcount( (IUnknown *) DDraw2);
 331     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 332     ref = getRefcount( (IUnknown *) DDraw1);
 333     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 334     IDirect3D_Release(D3D1);
 335
 336     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D2, (void **) &D3D2);
 337     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 338     ref = getRefcount( (IUnknown *) DDraw4);
 339     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 340     ref = getRefcount( (IUnknown *) DDraw2);
 341     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 342     ref = getRefcount( (IUnknown *) DDraw1);
 343     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 344     IDirect3D2_Release(D3D2);
 345
 346     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D3, (void **) &D3D3);
 347     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 348     ref = getRefcount( (IUnknown *) DDraw4);
 349     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 350     ref = getRefcount( (IUnknown *) DDraw2);
 351     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 352     ref = getRefcount( (IUnknown *) DDraw1);
 353     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 354     IDirect3D3_Release(D3D3);
 355
 356     /* Try to AddRef the D3D3 interface that has been released already */
 357     IDirect3D3_AddRef(D3D3);
 358     ref = getRefcount( (IUnknown *) DDraw1);
 359     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 360     ref = getRefcount( (IUnknown *) D3D3);
 361     ok(ref == 2, "IDirect3D3 reference count is %ld\n", ref);
 362     /* The newer interfaces remain untouched */
 363     ref = getRefcount( (IUnknown *) DDraw4);
 364     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 365     ref = getRefcount( (IUnknown *) DDraw2);
 366     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 367     IDirect3D3_Release(D3D3);
 368     ref = getRefcount( (IUnknown *) DDraw1);
 369     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 370     ref = getRefcount( (IUnknown *) DDraw1);
 371     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 372
 373     /* It is possible to query any IDirect3D interfaces from any IDirectDraw interface,
 374      * Except IDirect3D7, it can only be returned by IDirectDraw7(which can't return older ifaces)
 375      */
 376     hr = IDirectDraw_QueryInterface(DDraw2, &IID_IDirect3D, (void **) &D3D1);
 377     ok(hr == DD_OK, "IDirectDraw2_QueryInterface returned %08lx\n", hr);
 378     IDirect3D_Release(D3D1);
 379     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D, (void **) &D3D1);
 380     ok(hr == DD_OK, "IDirectDraw4_QueryInterface returned %08lx\n", hr);
 381     IDirect3D_Release(D3D1);
 382
 383     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D2, (void **) &D3D2);
 384     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 385     IDirect3D_Release(D3D2);
 386     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D2, (void **) &D3D2);
 387     ok(hr == DD_OK, "IDirectDraw4_QueryInterface returned %08lx\n", hr);
 388     IDirect3D_Release(D3D2);
 389
 390     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D3, (void **) &D3D3);
 391     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 392     IDirect3D_Release(D3D3);
 393     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D3, (void **) &D3D3);
 394     ok(hr == DD_OK, "IDirectDraw2_QueryInterface returned %08lx\n", hr);
 395     IDirect3D_Release(D3D3);
 396
 397     /* This does NOT work */
 398     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D7, (void **) &D3D7);
 399     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw_QueryInterface returned %08lx\n", hr);
 400     if(D3D7) IDirect3D_Release(D3D7);
 401     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D7, (void **) &D3D7);
 402     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw2_QueryInterface returned %08lx\n", hr);
 403     if(D3D7) IDirect3D_Release(D3D7);
 404     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D7, (void **) &D3D7);
 405     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw4_QueryInterface returned %08lx\n", hr);
 406     if(D3D7) IDirect3D_Release(D3D7);
 407
 408     /* Release the interfaces */
 409     IDirectDraw4_Release(DDraw4);
 410     IDirectDraw2_Release(DDraw2);
 411     IDirectDraw_Release(DDraw1);
 412 }
 413
 414 START_TEST(refcount)
 415 {
 416     init_function_pointers();
 417     if(!pDirectDrawCreateEx)
 418     {
 419         trace("function DirectDrawCreateEx not available, skipping tests\n");
 420         return;
 421     }
 422     test_ddraw_objects();
 423     test_iface_refcnt();
 424     test_d3d_ifaces();
 425 }