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 "wine/test.h"
  23 #include "ddraw.h"
  24 #include "d3d.h"
  25 #include "unknwn.h"
  26
  27 static HRESULT (WINAPI *pDirectDrawCreateEx)(LPGUID,LPVOID*,REFIID,LPUNKNOWN);
  28
  29 static void init_function_pointers(void)
  30 {
  31     HMODULE hmod = GetModuleHandleA("ddraw.dll");
  32     pDirectDrawCreateEx = (void*)GetProcAddress(hmod, "DirectDrawCreateEx");
  33 }
  34
  35 static ULONG getRefcount(IUnknown *iface)
  36 {
  37     IUnknown_AddRef(iface);
  38     return IUnknown_Release(iface);
  39 }
  40
  41 static void test_ddraw_objects(void)
  42 {
  43     HRESULT hr;
  44     ULONG ref;
  45     IDirectDraw7 *DDraw7;
  46     IDirectDraw4 *DDraw4;
  47     IDirectDraw2 *DDraw2;
  48     IDirectDraw  *DDraw1;
  49     IDirectDrawPalette *palette;
  50     IDirectDrawSurface7 *surface = NULL;
  51     IDirectDrawSurface *surface1;
  52     IDirectDrawSurface4 *surface4;
  53     PALETTEENTRY Table[256];
  54     DDSURFACEDESC2 ddsd;
  55
  56     hr = pDirectDrawCreateEx(NULL, (void **) &DDraw7, &IID_IDirectDraw7, NULL);
  57     ok(hr == DD_OK || hr==DDERR_NODIRECTDRAWSUPPORT, "DirectDrawCreateEx returned: %x\n", hr);
  58     if(!DDraw7)
  59     {
  60         trace("Couldn't create DDraw interface, skipping tests\n");
  61         return;
  62     }
  63
  64     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw4, (void **) &DDraw4);
  65     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08x\n", hr);
  66     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw2, (void **) &DDraw2);
  67     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08x\n", hr);
  68     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw, (void **) &DDraw1);
  69     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08x\n", hr);
  70
  71     ref = getRefcount( (IUnknown *) DDraw7);
  72     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
  73
  74     /* Fails without a cooplevel */
  75     hr = IDirectDraw7_CreatePalette(DDraw7, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
  76     ok(hr == DDERR_NOCOOPERATIVELEVELSET, "CreatePalette returned %08x\n", hr);
  77
  78     /* This check is before the cooplevel check */
  79     hr = IDirectDraw7_CreatePalette(DDraw7, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, (void *) 0xdeadbeef);
  80     ok(hr == CLASS_E_NOAGGREGATION, "CreatePalette returned %08x\n", hr);
  81
  82     hr = IDirectDraw7_SetCooperativeLevel(DDraw7, 0, DDSCL_NORMAL);
  83     ok(hr == DD_OK, "SetCooperativeLevel failed with %08x\n", hr);
  84
  85     memset(&ddsd, 0, sizeof(ddsd));
  86     ddsd.dwSize = sizeof(ddsd);
  87     ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT;
  88     ddsd.dwWidth = 64;
  89     ddsd.dwHeight = 64;
  90     ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
  91     U4(ddsd).ddpfPixelFormat.dwSize = sizeof(U4(ddsd).ddpfPixelFormat);
  92     U4(ddsd).ddpfPixelFormat.dwFlags = DDPF_PALETTEINDEXED8 | DDPF_RGB;
  93     U1(U4(ddsd).ddpfPixelFormat).dwRGBBitCount = 8;
  94
  95     hr = IDirectDraw7_CreateSurface(DDraw7, &ddsd, &surface, NULL);
  96     if (!surface)
  97     {
  98         win_skip("Could not create surface : %08x\n", hr);
  99         IDirectDraw7_Release(DDraw7);
 100         return;
 101     }
 102     ok(hr == DD_OK, "CreateSurface failed with %08x\n", hr);
 103
 104     /* DDraw refcount increased by 1 */
 105     ref = getRefcount( (IUnknown *) DDraw7);
 106     ok(ref == 2, "Got refcount %d, expected 2\n", ref);
 107
 108     /* Surface refcount starts with 1 */
 109     ref = getRefcount( (IUnknown *) surface);
 110     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 111
 112     hr = IDirectDraw7_CreatePalette(DDraw7, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 113     ok(hr == DD_OK, "CreatePalette returned %08x\n", hr);
 114
 115     /* DDraw refcount increased by 1 */
 116     ref = getRefcount( (IUnknown *) DDraw7);
 117     ok(ref == 3, "Got refcount %d, expected 3\n", ref);
 118
 119     /* Palette starts with 1 */
 120     ref = getRefcount( (IUnknown *) palette);
 121     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 122
 123     /* Test attaching a palette to a surface */
 124     hr = IDirectDrawSurface7_SetPalette(surface, palette);
 125     ok(hr == DD_OK, "IDirectDrawSurface_SetPalette failed with %08x\n", hr);
 126
 127     /* Palette refcount increased, surface stays the same */
 128     ref = getRefcount( (IUnknown *) palette);
 129     ok(ref == 2, "Got refcount %d, expected 2\n", ref);
 130     ref = getRefcount( (IUnknown *) surface);
 131     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 132
 133     IDirectDrawSurface7_Release(surface);
 134     /* Increased before - decrease now */
 135     ref = getRefcount( (IUnknown *) DDraw7);
 136     ok(ref == 2, "Got refcount %d, expected 2\n", ref);
 137
 138     /* Releasing the surface detaches the palette */
 139     ref = getRefcount( (IUnknown *) palette);
 140     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 141
 142     IDirectDrawPalette_Release(palette);
 143
 144     /* Increased before - decrease now */
 145     ref = getRefcount( (IUnknown *) DDraw7);
 146     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 147
 148     /* Not all interfaces are AddRefed when a palette is created */
 149     hr = IDirectDraw4_CreatePalette(DDraw4, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 150     ok(hr == DD_OK, "CreatePalette returned %08x\n", hr);
 151     ref = getRefcount( (IUnknown *) DDraw4);
 152     ok(ref == 2, "Got refcount %d, expected 2\n", ref);
 153     IDirectDrawPalette_Release(palette);
 154
 155     /* No addref here */
 156     hr = IDirectDraw2_CreatePalette(DDraw2, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 157     ok(hr == DD_OK, "CreatePalette returned %08x\n", hr);
 158     ref = getRefcount( (IUnknown *) DDraw2);
 159     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 160     IDirectDrawPalette_Release(palette);
 161
 162     /* No addref here */
 163     hr = IDirectDraw_CreatePalette(DDraw1, DDPCAPS_ALLOW256 | DDPCAPS_8BIT, Table, &palette, NULL);
 164     ok(hr == DD_OK, "CreatePalette returned %08x\n", hr);
 165     ref = getRefcount( (IUnknown *) DDraw1);
 166     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 167     IDirectDrawPalette_Release(palette);
 168
 169     /* Similar for surfaces */
 170     hr = IDirectDraw4_CreateSurface(DDraw4, &ddsd, &surface4, NULL);
 171     ok(hr == DD_OK, "CreateSurface returned %08x\n", hr);
 172     ref = getRefcount( (IUnknown *) DDraw4);
 173     ok(ref == 2, "Got refcount %d, expected 2\n", ref);
 174     IDirectDrawSurface4_Release(surface4);
 175
 176     ddsd.dwSize = sizeof(DDSURFACEDESC);
 177     hr = IDirectDraw2_CreateSurface(DDraw2, (DDSURFACEDESC *) &ddsd, &surface1, NULL);
 178     ok(hr == DD_OK, "CreateSurface returned %08x\n", hr);
 179     ref = getRefcount( (IUnknown *) DDraw2);
 180     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 181     IDirectDrawSurface_Release(surface1);
 182
 183     hr = IDirectDraw_CreateSurface(DDraw1, (DDSURFACEDESC *) &ddsd, &surface1, NULL);
 184     ok(hr == DD_OK, "CreateSurface returned %08x\n", hr);
 185     ref = getRefcount( (IUnknown *) DDraw1);
 186     ok(ref == 1, "Got refcount %d, expected 1\n", ref);
 187     IDirectDrawSurface_Release(surface1);
 188
 189     IDirectDraw7_Release(DDraw7);
 190     IDirectDraw4_Release(DDraw4);
 191     IDirectDraw2_Release(DDraw2);
 192     IDirectDraw_Release(DDraw1);
 193 }
 194
 195 static void test_iface_refcnt(void)
 196 {
 197     HRESULT hr;
 198     IDirectDraw  *DDraw1;
 199     IDirectDraw2 *DDraw2;
 200     IDirectDraw4 *DDraw4;
 201     IDirectDraw7 *DDraw7;
 202     IDirect3D7   *D3D7;
 203     IDirect3D3   *D3D3;
 204     IDirect3D2   *D3D2;
 205     IDirect3D    *D3D1;
 206     long ref;
 207
 208     hr = pDirectDrawCreateEx(NULL, (void **) &DDraw7, &IID_IDirectDraw7, NULL);
 209     ok(hr == DD_OK || hr==DDERR_NODIRECTDRAWSUPPORT, "DirectDrawCreateEx returned: %x\n", hr);
 210     if(!DDraw7)
 211     {
 212         trace("Couldn't create DDraw interface, skipping tests\n");
 213         return;
 214     }
 215
 216     ref = getRefcount( (IUnknown *) DDraw7);
 217     ok(ref == 1, "Initial IDirectDraw7 reference count is %ld\n", ref);
 218
 219     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw4, (void **) &DDraw4);
 220     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08x\n", hr);
 221     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw2, (void **) &DDraw2);
 222     ok(hr == DD_OK, "IDirectDraw7_QueryInterf&ace returned %08x\n", hr);
 223     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirectDraw, (void **) &DDraw1);
 224     ok(hr == DD_OK, "IDirectDraw7_QueryInterface returned %08x\n", hr);
 225
 226     /* All interfaces now have refcount 1! */
 227     ref = getRefcount( (IUnknown *) DDraw7);
 228     ok(ref == 1, "IDirectDraw7 reference count is %ld\n", ref);
 229     ref = getRefcount( (IUnknown *) DDraw7);
 230     ok(ref == 1, "IDirectDraw7 reference count is %ld\n", ref);
 231     ref = getRefcount( (IUnknown *) DDraw4);
 232     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 233     ref = getRefcount( (IUnknown *) DDraw2);
 234     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 235     ref = getRefcount( (IUnknown *) DDraw1);
 236     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 237
 238     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirect3D7, (void **) &D3D7);
 239     ok(hr == DD_OK || hr == E_NOINTERFACE, /* win64 */
 240        "IDirectDraw7_QueryInterface returned %08x\n", hr);
 241     if (FAILED(hr))
 242     {
 243         IDirectDraw7_Release(DDraw7);
 244         IDirectDraw4_Release(DDraw4);
 245         IDirectDraw2_Release(DDraw2);
 246         IDirectDraw_Release(DDraw1);
 247         skip( "no IDirect3D7 support\n" );
 248         return;
 249     }
 250
 251     /* Apparently IDirectDrawX and IDirect3DX are linked together */
 252     ref = getRefcount( (IUnknown *) D3D7);
 253     ok(ref == 2, "IDirect3D7 reference count is %ld\n", ref);
 254     ref = getRefcount( (IUnknown *) DDraw7);
 255     ok(ref == 2, "IDirectDraw7 reference count is %ld\n", ref);
 256
 257     IDirectDraw7_AddRef(DDraw7);
 258     ref = getRefcount( (IUnknown *) D3D7);
 259     ok(ref == 3, "IDirect3D7 reference count is %ld\n", ref);
 260     ref = getRefcount( (IUnknown *) DDraw7);
 261     ok(ref == 3, "IDirectDraw7 reference count is %ld\n", ref);
 262
 263     IDirect3D7_Release(D3D7);
 264     ref = getRefcount( (IUnknown *) D3D7);
 265     ok(ref == 2, "IDirect3D7 reference count is %ld\n", ref);
 266     ref = getRefcount( (IUnknown *) DDraw7);
 267     ok(ref == 2, "IDirectDraw7 reference count is %ld\n", ref);
 268
 269     /* Can't get older d3d interfaces. WHY????? */
 270     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirect3D3, (void **) &D3D3);
 271     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw7_QueryInterface returned %08x\n", hr);
 272     if(hr == DD_OK && D3D3) IDirect3D3_Release(D3D3);
 273
 274     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D3, (void **) &D3D3);
 275     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw4_QueryInterface returned %08x\n", hr);
 276     if(hr == DD_OK && D3D3) IDirect3D3_Release(D3D3);
 277
 278     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirect3D2, (void **) &D3D2);
 279     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw7_QueryInterface returned %08x\n", hr);
 280     if(hr == DD_OK && D3D2) IDirect3D2_Release(D3D2);
 281
 282     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D2, (void **) &D3D2);
 283     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw2_QueryInterface returned %08x\n", hr);
 284     if(hr == DD_OK && D3D2) IDirect3D2_Release(D3D2);
 285
 286     hr = IDirectDraw7_QueryInterface(DDraw7, &IID_IDirect3D, (void **) &D3D1);
 287     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw7_QueryInterface returned %08x\n", hr);
 288     if(hr == DD_OK && D3D1) IDirect3D_Release(D3D1);
 289
 290     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D, (void **) &D3D1);
 291     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw_QueryInterface returned %08x\n", hr);
 292     if(hr == DD_OK && D3D1) IDirect3D_Release(D3D1);
 293
 294     hr = IDirect3D7_QueryInterface(D3D7, &IID_IDirect3D, (void **) &D3D1);
 295     todo_wine ok(hr == E_NOINTERFACE, "IDirect3D7_QueryInterface returned %08x\n", hr);
 296     if(hr == DD_OK && D3D1) IDirect3D_Release(D3D1);
 297
 298     /* Try an AddRef, it only affects the AddRefed interface */
 299     IDirectDraw4_AddRef(DDraw4);
 300     ref = getRefcount( (IUnknown *) DDraw7);
 301     ok(ref == 2, "IDirectDraw7 reference count is %ld\n", ref); /* <-- From the d3d query */
 302     ref = getRefcount( (IUnknown *) DDraw4);
 303     ok(ref == 2, "IDirectDraw4 reference count is %ld\n", ref); /* <-- The AddRef call */
 304     ref = getRefcount( (IUnknown *) DDraw2);
 305     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 306     ref = getRefcount( (IUnknown *) DDraw1);
 307     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 308     ref = getRefcount( (IUnknown *) D3D7);
 309     ok(ref == 2, "IDirect3D7 reference count is %ld\n", ref); /* <-- From the d3d query */
 310     IDirectDraw4_Release(DDraw4);
 311
 312     /* Make sure that they are one object, not different ones */
 313     hr = IDirectDraw4_SetCooperativeLevel(DDraw4, GetDesktopWindow(), DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
 314     ok(hr == DD_OK, "IDirectDraw4::SetCooperativeLevel returned %08x\n", hr);
 315     /* After an window has been set, DDSCL_SETFOCUSWINDOW should return DDERR_HWNDALREADYSET, see the mode test */
 316     hr = IDirectDraw7_SetCooperativeLevel(DDraw7, NULL, DDSCL_SETFOCUSWINDOW);
 317     ok(hr == DDERR_HWNDALREADYSET, "IDirectDraw7::SetCooperativeLevel returned %08x\n", hr);
 318
 319     /* All done, release all interfaces */
 320     IDirectDraw7_Release(DDraw7);
 321     IDirectDraw4_Release(DDraw4);
 322     IDirectDraw2_Release(DDraw2);
 323     IDirectDraw_Release(DDraw1);
 324     IDirect3D7_Release(D3D7);
 325 }
 326
 327 static void test_d3d_ifaces(void)
 328 {
 329     IDirectDraw *DDraw1;
 330     IDirectDraw2 *DDraw2;
 331     IDirectDraw4 *DDraw4;
 332     IDirect3D *D3D1;
 333     IDirect3D2 *D3D2;
 334     IDirect3D3 *D3D3;
 335     IDirect3D7 *D3D7;
 336     HRESULT hr;
 337     long ref;
 338
 339     hr = DirectDrawCreate(NULL, &DDraw1, NULL);
 340     ok(hr == DD_OK || hr==DDERR_NODIRECTDRAWSUPPORT, "DirectDrawCreateEx returned: %x\n", hr);
 341     if(!DDraw1)
 342     {
 343         trace("DirectDrawCreate failed with %08x\n", hr);
 344         return;
 345     }
 346
 347     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirectDraw2, (void **) &DDraw2);
 348     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08x\n", hr);
 349     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirectDraw4, (void **) &DDraw4);
 350     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08x\n", hr);
 351
 352     ref = getRefcount( (IUnknown *) DDraw4);
 353     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 354     ref = getRefcount( (IUnknown *) DDraw2);
 355     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 356     ref = getRefcount( (IUnknown *) DDraw1);
 357     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 358
 359     /* FIXME: This test suggests that IDirect3D, IDirect3D2 and IDirect3D3 are linked
 360      * to IDirectDraw. However, they are linked to whatever interface is used to QI the
 361      * first IDirect3D? interface. If DDraw1 is replaced with DDraw4 here the tests break */
 362     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D, (void **) &D3D1);
 363     if (hr == E_NOINTERFACE)  /* win64 */
 364     {
 365         IDirectDraw4_Release(DDraw4);
 366         IDirectDraw2_Release(DDraw2);
 367         IDirectDraw_Release(DDraw1);
 368         skip( "no IDirect3D support\n" );
 369         return;
 370     }
 371     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08x\n", hr);
 372     ref = getRefcount( (IUnknown *) DDraw4);
 373     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 374     ref = getRefcount( (IUnknown *) DDraw2);
 375     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 376     ref = getRefcount( (IUnknown *) DDraw1);
 377     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 378     IDirect3D_Release(D3D1);
 379
 380     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D2, (void **) &D3D2);
 381     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08x\n", hr);
 382     ref = getRefcount( (IUnknown *) DDraw4);
 383     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 384     ref = getRefcount( (IUnknown *) DDraw2);
 385     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 386     ref = getRefcount( (IUnknown *) DDraw1);
 387     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 388     IDirect3D2_Release(D3D2);
 389
 390     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D3, (void **) &D3D3);
 391     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08x\n", hr);
 392     ref = getRefcount( (IUnknown *) DDraw4);
 393     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 394     ref = getRefcount( (IUnknown *) DDraw2);
 395     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 396     ref = getRefcount( (IUnknown *) DDraw1);
 397     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 398     IDirect3D3_Release(D3D3);
 399
 400     /* Try to AddRef the D3D3 interface that has been released already */
 401     IDirect3D3_AddRef(D3D3);
 402     ref = getRefcount( (IUnknown *) DDraw1);
 403     ok(ref == 2, "IDirectDraw reference count is %ld\n", ref);
 404     ref = getRefcount( (IUnknown *) D3D3);
 405     ok(ref == 2, "IDirect3D3 reference count is %ld\n", ref);
 406     /* The newer interfaces remain untouched */
 407     ref = getRefcount( (IUnknown *) DDraw4);
 408     ok(ref == 1, "IDirectDraw4 reference count is %ld\n", ref);
 409     ref = getRefcount( (IUnknown *) DDraw2);
 410     ok(ref == 1, "IDirectDraw2 reference count is %ld\n", ref);
 411     IDirect3D3_Release(D3D3);
 412     ref = getRefcount( (IUnknown *) DDraw1);
 413     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 414     ref = getRefcount( (IUnknown *) DDraw1);
 415     ok(ref == 1, "IDirectDraw reference count is %ld\n", ref);
 416
 417     /* It is possible to query any IDirect3D interfaces from any IDirectDraw interface,
 418      * Except IDirect3D7, it can only be returned by IDirectDraw7(which can't return older ifaces)
 419      */
 420     hr = IDirectDraw_QueryInterface(DDraw2, &IID_IDirect3D, (void **) &D3D1);
 421     ok(hr == DD_OK, "IDirectDraw2_QueryInterface returned %08x\n", hr);
 422     IDirect3D_Release(D3D1);
 423     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D, (void **) &D3D1);
 424     ok(hr == DD_OK, "IDirectDraw4_QueryInterface returned %08x\n", hr);
 425     IDirect3D_Release(D3D1);
 426
 427     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D2, (void **) &D3D2);
 428     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08x\n", hr);
 429     IDirect3D_Release(D3D2);
 430     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D2, (void **) &D3D2);
 431     ok(hr == DD_OK, "IDirectDraw4_QueryInterface returned %08x\n", hr);
 432     IDirect3D_Release(D3D2);
 433
 434     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D3, (void **) &D3D3);
 435     ok(hr == DD_OK, "IDirectDraw_QueryInterface returned %08x\n", hr);
 436     IDirect3D_Release(D3D3);
 437     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D3, (void **) &D3D3);
 438     ok(hr == DD_OK, "IDirectDraw2_QueryInterface returned %08x\n", hr);
 439     IDirect3D_Release(D3D3);
 440
 441     /* This does NOT work */
 442     hr = IDirectDraw_QueryInterface(DDraw1, &IID_IDirect3D7, (void **) &D3D7);
 443     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw_QueryInterface returned %08x\n", hr);
 444     if(D3D7) IDirect3D_Release(D3D7);
 445     hr = IDirectDraw2_QueryInterface(DDraw2, &IID_IDirect3D7, (void **) &D3D7);
 446     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw2_QueryInterface returned %08x\n", hr);
 447     if(D3D7) IDirect3D_Release(D3D7);
 448     hr = IDirectDraw4_QueryInterface(DDraw4, &IID_IDirect3D7, (void **) &D3D7);
 449     todo_wine ok(hr == E_NOINTERFACE, "IDirectDraw4_QueryInterface returned %08x\n", hr);
 450     if(D3D7) IDirect3D_Release(D3D7);
 451
 452     /* Release the interfaces */
 453     IDirectDraw4_Release(DDraw4);
 454     IDirectDraw2_Release(DDraw2);
 455     IDirectDraw_Release(DDraw1);
 456 }
 457
 458 START_TEST(refcount)
 459 {
 460     init_function_pointers();
 461     if(!pDirectDrawCreateEx)
 462     {
 463         win_skip("function DirectDrawCreateEx not available\n");
 464         return;
 465     }
 466     test_ddraw_objects();
 467     test_iface_refcnt();
 468     test_d3d_ifaces();
 469 }