dlls/dxdiagn/tests/container.c

   1 /*
   2  * Unit tests for IDxDiagContainer
   3  *
   4  * Copyright 2010 Andrew Nguyen
   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
  21 #define COBJMACROS
  22
  23 #include <stdio.h>
  24 #include "dxdiag.h"
  25 #include "wine/test.h"
  26
  27 static IDxDiagProvider *pddp;
  28 static IDxDiagContainer *pddc;
  29
  30 static BOOL create_root_IDxDiagContainer(void)
  31 {
  32     HRESULT hr;
  33     DXDIAG_INIT_PARAMS params;
  34
  35     hr = CoCreateInstance(&CLSID_DxDiagProvider, NULL, CLSCTX_INPROC_SERVER,
  36                           &IID_IDxDiagProvider, (LPVOID*)&pddp);
  37     if (SUCCEEDED(hr))
  38     {
  39         params.dwSize = sizeof(params);
  40         params.dwDxDiagHeaderVersion = DXDIAG_DX9_SDK_VERSION;
  41         params.bAllowWHQLChecks = FALSE;
  42         params.pReserved = NULL;
  43         hr = IDxDiagProvider_Initialize(pddp, &params);
  44         if (SUCCEEDED(hr))
  45         {
  46             hr = IDxDiagProvider_GetRootContainer(pddp, &pddc);
  47             if (SUCCEEDED(hr))
  48                 return TRUE;
  49         }
  50         IDxDiagProvider_Release(pddp);
  51     }
  52     return FALSE;
  53 }
  54
  55 static void test_GetNumberOfChildContainers(void)
  56 {
  57     HRESULT hr;
  58     DWORD count;
  59
  60     if (!create_root_IDxDiagContainer())
  61     {
  62         skip("Unable to create the root IDxDiagContainer\n");
  63         return;
  64     }
  65
  66     hr = IDxDiagContainer_GetNumberOfChildContainers(pddc, NULL);
  67     ok(hr == E_INVALIDARG,
  68        "Expected IDxDiagContainer::GetNumberOfChildContainers to return E_INVALIDARG, got 0x%08x\n", hr);
  69
  70     hr = IDxDiagContainer_GetNumberOfChildContainers(pddc, &count);
  71     ok(hr == S_OK,
  72        "Expected IDxDiagContainer::GetNumberOfChildContainers to return S_OK, got 0x%08x\n", hr);
  73     if (hr == S_OK)
  74         ok(count != 0, "Expected the number of child containers for the root container to be non-zero\n");
  75
  76     IDxDiagContainer_Release(pddc);
  77     IDxDiagProvider_Release(pddp);
  78 }
  79
  80 static void test_GetNumberOfProps(void)
  81 {
  82     HRESULT hr;
  83     DWORD count;
  84
  85     if (!create_root_IDxDiagContainer())
  86     {
  87         skip("Unable to create the root IDxDiagContainer\n");
  88         return;
  89     }
  90
  91     hr = IDxDiagContainer_GetNumberOfProps(pddc, NULL);
  92     ok(hr == E_INVALIDARG, "Expected IDxDiagContainer::GetNumberOfProps to return E_INVALIDARG, got 0x%08x\n", hr);
  93
  94     hr = IDxDiagContainer_GetNumberOfProps(pddc, &count);
  95     ok(hr == S_OK, "Expected IDxDiagContainer::GetNumberOfProps to return S_OK, got 0x%08x\n", hr);
  96     if (hr == S_OK)
  97         ok(count == 0, "Expected the number of properties for the root container to be zero\n");
  98
  99     IDxDiagContainer_Release(pddc);
 100     IDxDiagProvider_Release(pddp);
 101 }
 102
 103 static void test_EnumChildContainerNames(void)
 104 {
 105     HRESULT hr;
 106     WCHAR container[256];
 107     DWORD maxcount, index;
 108     static const WCHAR testW[] = {'t','e','s','t',0};
 109     static const WCHAR zerotestW[] = {0,'e','s','t',0};
 110
 111     if (!create_root_IDxDiagContainer())
 112     {
 113         skip("Unable to create the root IDxDiagContainer\n");
 114         return;
 115     }
 116
 117     /* Test various combinations of invalid parameters. */
 118     hr = IDxDiagContainer_EnumChildContainerNames(pddc, 0, NULL, 0);
 119     ok(hr == E_INVALIDARG,
 120        "Expected IDxDiagContainer::EnumChildContainerNames to return E_INVALIDARG, got 0x%08x\n", hr);
 121
 122     hr = IDxDiagContainer_EnumChildContainerNames(pddc, 0, NULL, sizeof(container)/sizeof(WCHAR));
 123     ok(hr == E_INVALIDARG,
 124        "Expected IDxDiagContainer::EnumChildContainerNames to return E_INVALIDARG, got 0x%08x\n", hr);
 125
 126     /* Test the conditions in which the output buffer can be modified. */
 127     memcpy(container, testW, sizeof(testW));
 128     hr = IDxDiagContainer_EnumChildContainerNames(pddc, 0, container, 0);
 129     ok(hr == E_INVALIDARG,
 130        "Expected IDxDiagContainer::EnumChildContainerNames to return E_INVALIDARG, got 0x%08x\n", hr);
 131     ok(!memcmp(container, testW, sizeof(testW)),
 132        "Expected the container buffer to be untouched, got %s\n", wine_dbgstr_w(container));
 133
 134     memcpy(container, testW, sizeof(testW));
 135     hr = IDxDiagContainer_EnumChildContainerNames(pddc, ~0, container, 0);
 136     ok(hr == E_INVALIDARG,
 137        "Expected IDxDiagContainer::EnumChildContainerNames to return E_INVALIDARG, got 0x%08x\n", hr);
 138     ok(!memcmp(container, testW, sizeof(testW)),
 139        "Expected the container buffer to be untouched, got %s\n", wine_dbgstr_w(container));
 140
 141     memcpy(container, testW, sizeof(testW));
 142     hr = IDxDiagContainer_EnumChildContainerNames(pddc, ~0, container, sizeof(container)/sizeof(WCHAR));
 143     ok(hr == E_INVALIDARG,
 144        "Expected IDxDiagContainer::EnumChildContainerNames to return E_INVALIDARG, got 0x%08x\n", hr);
 145     ok(!memcmp(container, zerotestW, sizeof(zerotestW)),
 146        "Expected the container buffer string to be empty, got %s\n", wine_dbgstr_w(container));
 147
 148     hr = IDxDiagContainer_GetNumberOfChildContainers(pddc, &maxcount);
 149     ok(hr == S_OK, "Expected IDxDiagContainer::GetNumberOfChildContainers to return S_OK, got 0x%08x\n", hr);
 150     if (FAILED(hr))
 151     {
 152         skip("IDxDiagContainer::GetNumberOfChildContainers failed\n");
 153         goto cleanup;
 154     }
 155
 156     trace("Starting child container enumeration of the root container:\n");
 157
 158     /* We should be able to enumerate as many child containers as the value
 159      * that IDxDiagContainer::GetNumberOfChildContainers returns. */
 160     for (index = 0; index <= maxcount; index++)
 161     {
 162         /* A buffer size of 1 is unlikely to be valid, as only a null terminator
 163          * could be stored, and it is unlikely that a container name could be empty. */
 164         DWORD buffersize = 1;
 165         memcpy(container, testW, sizeof(testW));
 166         hr = IDxDiagContainer_EnumChildContainerNames(pddc, index, container, buffersize);
 167         if (hr == E_INVALIDARG)
 168         {
 169             /* We should get here when index is one more than the maximum index value. */
 170             ok(maxcount == index,
 171                "Expected IDxDiagContainer::EnumChildContainerNames to return E_INVALIDARG "
 172                "on the last index %d, got 0x%08x\n", index, hr);
 173             ok(container[0] == '\0',
 174                "Expected the container buffer string to be empty, got %s\n", wine_dbgstr_w(container));
 175             break;
 176         }
 177         else if (hr == DXDIAG_E_INSUFFICIENT_BUFFER)
 178         {
 179             WCHAR temp[256];
 180
 181             ok(container[0] == '\0',
 182                "Expected the container buffer string to be empty, got %s\n", wine_dbgstr_w(container));
 183
 184             /* Get the container name to compare against. */
 185             hr = IDxDiagContainer_EnumChildContainerNames(pddc, index, temp, sizeof(temp)/sizeof(WCHAR));
 186             ok(hr == S_OK,
 187                "Expected IDxDiagContainer::EnumChildContainerNames to return S_OK, got 0x%08x\n", hr);
 188
 189             /* Show that the DirectX SDK's stipulation that the buffer be at
 190              * least 256 characters long is a mere suggestion, and smaller sizes
 191              * can be acceptable also. IDxDiagContainer::EnumChildContainerNames
 192              * doesn't provide a way of getting the exact size required, so the
 193              * buffersize value will be iterated to at most 256 characters. */
 194             for (buffersize = 2; buffersize <= 256; buffersize++)
 195             {
 196                 memcpy(container, testW, sizeof(testW));
 197                 hr = IDxDiagContainer_EnumChildContainerNames(pddc, index, container, buffersize);
 198                 if (hr != DXDIAG_E_INSUFFICIENT_BUFFER)
 199                     break;
 200
 201                 ok(!memcmp(temp, container, sizeof(WCHAR)*(buffersize - 1)),
 202                    "Expected truncated container name string, got %s\n", wine_dbgstr_w(container));
 203             }
 204
 205             ok(hr == S_OK,
 206                "Expected IDxDiagContainer::EnumChildContainerNames to return S_OK, "
 207                "got hr = 0x%08x, buffersize = %d\n", hr, buffersize);
 208             if (hr == S_OK)
 209                 trace("pddc[%d] = %s, length = %d\n", index, wine_dbgstr_w(container), buffersize);
 210         }
 211         else
 212         {
 213             ok(0, "IDxDiagContainer::EnumChildContainerNames unexpectedly returned 0x%08x\n", hr);
 214             break;
 215         }
 216     }
 217
 218 cleanup:
 219     IDxDiagContainer_Release(pddc);
 220     IDxDiagProvider_Release(pddp);
 221 }
 222
 223 static void test_GetChildContainer(void)
 224 {
 225     HRESULT hr;
 226     WCHAR container[256] = {0};
 227     IDxDiagContainer *child;
 228
 229     if (!create_root_IDxDiagContainer())
 230     {
 231         skip("Unable to create the root IDxDiagContainer\n");
 232         return;
 233     }
 234
 235     /* Test various combinations of invalid parameters. */
 236     hr = IDxDiagContainer_GetChildContainer(pddc, NULL, NULL);
 237     ok(hr == E_INVALIDARG,
 238        "Expected IDxDiagContainer::GetChildContainer to return E_INVALIDARG, got 0x%08x\n", hr);
 239
 240     child = (void*)0xdeadbeef;
 241     hr = IDxDiagContainer_GetChildContainer(pddc, NULL, &child);
 242     ok(hr == E_INVALIDARG,
 243        "Expected IDxDiagContainer::GetChildContainer to return E_INVALIDARG, got 0x%08x\n", hr);
 244     ok(child == (void*)0xdeadbeef, "Expected output pointer to be unchanged, got %p\n", child);
 245
 246     hr = IDxDiagContainer_GetChildContainer(pddc, container, NULL);
 247     ok(hr == E_INVALIDARG,
 248        "Expected IDxDiagContainer::GetChildContainer to return E_INVALIDARG, got 0x%08x\n", hr);
 249
 250     child = (void*)0xdeadbeef;
 251     hr = IDxDiagContainer_GetChildContainer(pddc, container, &child);
 252     ok(hr == E_INVALIDARG,
 253        "Expected IDxDiagContainer::GetChildContainer to return E_INVALIDARG, got 0x%08x\n", hr);
 254     ok(child == NULL, "Expected output pointer to be NULL, got %p\n", child);
 255
 256     /* Get the name of a suitable child container. */
 257     hr = IDxDiagContainer_EnumChildContainerNames(pddc, 0, container, sizeof(container)/sizeof(WCHAR));
 258     ok(hr == S_OK,
 259        "Expected IDxDiagContainer::EnumChildContainerNames to return S_OK, got 0x%08x\n", hr);
 260     if (FAILED(hr))
 261     {
 262         skip("IDxDiagContainer::EnumChildContainerNames failed\n");
 263         goto cleanup;
 264     }
 265
 266     child = (void*)0xdeadbeef;
 267     hr = IDxDiagContainer_GetChildContainer(pddc, container, &child);
 268     ok(hr == S_OK,
 269        "Expected IDxDiagContainer::GetChildContainer to return S_OK, got 0x%08x\n", hr);
 270     ok(child != NULL && child != (void*)0xdeadbeef, "Expected a valid output pointer, got %p\n", child);
 271
 272     if (SUCCEEDED(hr))
 273     {
 274         IDxDiagContainer *ptr;
 275
 276         /* Show that IDxDiagContainer::GetChildContainer returns a different pointer
 277          * for multiple calls for the same container name. */
 278         hr = IDxDiagContainer_GetChildContainer(pddc, container, &ptr);
 279         ok(hr == S_OK,
 280            "Expected IDxDiagContainer::GetChildContainer to return S_OK, got 0x%08x\n", hr);
 281         if (SUCCEEDED(hr))
 282             todo_wine ok(ptr != child, "Expected the two pointers (%p vs. %p) to be unequal", child, ptr);
 283
 284         IDxDiagContainer_Release(ptr);
 285         IDxDiagContainer_Release(child);
 286     }
 287
 288 cleanup:
 289     IDxDiagContainer_Release(pddc);
 290     IDxDiagProvider_Release(pddp);
 291 }
 292
 293 static void test_dot_parsing(void)
 294 {
 295     HRESULT hr;
 296     WCHAR containerbufW[256] = {0}, childbufW[256] = {0};
 297     DWORD count, index;
 298     size_t i;
 299     static const struct
 300     {
 301         const char *format;
 302         const HRESULT expect;
 303     } test_strings[] = {
 304         { "%s.%s",   S_OK },
 305         { "%s.%s.",  S_OK },
 306         { ".%s.%s",  E_INVALIDARG },
 307         { "%s.%s..", E_INVALIDARG },
 308         { ".%s.%s.", E_INVALIDARG },
 309         { "..%s.%s", E_INVALIDARG },
 310     };
 311
 312     if (!create_root_IDxDiagContainer())
 313     {
 314         skip("Unable to create the root IDxDiagContainer\n");
 315         return;
 316     }
 317
 318     /* Find a container with a child container of its own. */
 319     hr = IDxDiagContainer_GetNumberOfChildContainers(pddc, &count);
 320     ok(hr == S_OK, "Expected IDxDiagContainer::GetNumberOfChildContainers to return S_OK, got 0x%08x\n", hr);
 321     if (FAILED(hr))
 322     {
 323         skip("IDxDiagContainer::GetNumberOfChildContainers failed\n");
 324         goto cleanup;
 325     }
 326
 327     for (index = 0; index < count; index++)
 328     {
 329         IDxDiagContainer *child;
 330
 331         hr = IDxDiagContainer_EnumChildContainerNames(pddc, index, containerbufW, sizeof(containerbufW)/sizeof(WCHAR));
 332         ok(hr == S_OK, "Expected IDxDiagContainer_EnumChildContainerNames to return S_OK, got 0x%08x\n", hr);
 333         if (FAILED(hr))
 334         {
 335             skip("IDxDiagContainer::EnumChildContainerNames failed\n");
 336             goto cleanup;
 337         }
 338
 339         hr = IDxDiagContainer_GetChildContainer(pddc, containerbufW, &child);
 340         ok(hr == S_OK, "Expected IDxDiagContainer::GetChildContainer to return S_OK, got 0x%08x\n", hr);
 341
 342         if (SUCCEEDED(hr))
 343         {
 344             hr = IDxDiagContainer_EnumChildContainerNames(child, 0, childbufW, sizeof(childbufW)/sizeof(WCHAR));
 345             ok(hr == S_OK || hr == E_INVALIDARG,
 346                "Expected IDxDiagContainer::EnumChildContainerNames to return S_OK or E_INVALIDARG, got 0x%08x\n", hr);
 347             IDxDiagContainer_Release(child);
 348
 349             if (SUCCEEDED(hr))
 350                 break;
 351         }
 352     }
 353
 354     if (!*containerbufW || !*childbufW)
 355     {
 356         skip("Unable to find a suitable container\n");
 357         goto cleanup;
 358     }
 359
 360     trace("Testing IDxDiagContainer::GetChildContainer dot parsing with container %s and child container %s.\n",
 361           wine_dbgstr_w(containerbufW), wine_dbgstr_w(childbufW));
 362
 363     for (i = 0; i < sizeof(test_strings)/sizeof(test_strings[0]); i++)
 364     {
 365         IDxDiagContainer *child;
 366         char containerbufA[256];
 367         char childbufA[256];
 368         char dotbufferA[255 + 255 + 3 + 1];
 369         WCHAR dotbufferW[255 + 255 + 3 + 1]; /* containerbuf + childbuf + dots + null terminator */
 370
 371         WideCharToMultiByte(CP_ACP, 0, containerbufW, -1, containerbufA, sizeof(containerbufA), NULL, NULL);
 372         WideCharToMultiByte(CP_ACP, 0, childbufW, -1, childbufA, sizeof(childbufA), NULL, NULL);
 373         sprintf(dotbufferA, test_strings[i].format, containerbufA, childbufA);
 374         MultiByteToWideChar(CP_ACP, 0, dotbufferA, -1, dotbufferW, sizeof(dotbufferW)/sizeof(WCHAR));
 375
 376         trace("Trying container name %s\n", wine_dbgstr_w(dotbufferW));
 377         hr = IDxDiagContainer_GetChildContainer(pddc, dotbufferW, &child);
 378         ok(hr == test_strings[i].expect,
 379            "Expected IDxDiagContainer::GetChildContainer to return 0x%08x for %s, got 0x%08x\n",
 380            test_strings[i].expect, wine_dbgstr_w(dotbufferW), hr);
 381         if (SUCCEEDED(hr))
 382             IDxDiagContainer_Release(child);
 383     }
 384
 385 cleanup:
 386     IDxDiagContainer_Release(pddc);
 387     IDxDiagProvider_Release(pddp);
 388 }
 389
 390 static void test_EnumPropNames(void)
 391 {
 392     HRESULT hr;
 393     WCHAR container[256], property[256];
 394     IDxDiagContainer *child = NULL;
 395     DWORD count, index, propcount;
 396     static const WCHAR testW[] = {'t','e','s','t',0};
 397
 398     if (!create_root_IDxDiagContainer())
 399     {
 400         skip("Unable to create the root IDxDiagContainer\n");
 401         return;
 402     }
 403
 404     /* Find a container with a non-zero number of properties. */
 405     hr = IDxDiagContainer_GetNumberOfChildContainers(pddc, &count);
 406     ok(hr == S_OK, "Expected IDxDiagContainer::GetNumberOfChildContainers to return S_OK, got 0x%08x\n", hr);
 407     if (FAILED(hr))
 408     {
 409         skip("IDxDiagContainer::GetNumberOfChildContainers failed\n");
 410         goto cleanup;
 411     }
 412
 413     for (index = 0; index < count; index++)
 414     {
 415         hr = IDxDiagContainer_EnumChildContainerNames(pddc, index, container, sizeof(container)/sizeof(WCHAR));
 416         ok(hr == S_OK, "Expected IDxDiagContainer_EnumChildContainerNames to return S_OK, got 0x%08x\n", hr);
 417         if (FAILED(hr))
 418         {
 419             skip("IDxDiagContainer::EnumChildContainerNames failed\n");
 420             goto cleanup;
 421         }
 422
 423         hr = IDxDiagContainer_GetChildContainer(pddc, container, &child);
 424         ok(hr == S_OK, "Expected IDxDiagContainer::GetChildContainer to return S_OK, got 0x%08x\n", hr);
 425
 426         if (SUCCEEDED(hr))
 427         {
 428             hr = IDxDiagContainer_GetNumberOfProps(child, &propcount);
 429             ok(hr == S_OK, "Expected IDxDiagContainer::GetNumberOfProps to return S_OK, got 0x%08x\n", hr);
 430
 431             if (!propcount)
 432             {
 433                 IDxDiagContainer_Release(child);
 434                 child = NULL;
 435             }
 436             else
 437                 break;
 438         }
 439     }
 440
 441     if (!child)
 442     {
 443         skip("Unable to find a container with non-zero property count\n");
 444         goto cleanup;
 445     }
 446
 447     hr = IDxDiagContainer_EnumPropNames(child, ~0, NULL, 0);
 448     ok(hr == E_INVALIDARG, "Expected IDxDiagContainer::EnumPropNames to return E_INVALIDARG, got 0x%08x\n", hr);
 449
 450     memcpy(property, testW, sizeof(testW));
 451     hr = IDxDiagContainer_EnumPropNames(child, ~0, property, 0);
 452     ok(hr == E_INVALIDARG, "Expected IDxDiagContainer::EnumPropNames to return E_INVALIDARG, got 0x%08x\n", hr);
 453     ok(!memcmp(property, testW, sizeof(testW)),
 454        "Expected the property buffer to be unchanged, got %s\n", wine_dbgstr_w(property));
 455
 456     memcpy(property, testW, sizeof(testW));
 457     hr = IDxDiagContainer_EnumPropNames(child, ~0, property, sizeof(property)/sizeof(WCHAR));
 458     ok(hr == E_INVALIDARG, "Expected IDxDiagContainer::EnumPropNames to return E_INVALIDARG, got 0x%08x\n", hr);
 459     ok(!memcmp(property, testW, sizeof(testW)),
 460        "Expected the property buffer to be unchanged, got %s\n", wine_dbgstr_w(property));
 461
 462     trace("Starting property enumeration of the %s container:\n", wine_dbgstr_w(container));
 463
 464     /* We should be able to enumerate as many properties as the value that
 465      * IDxDiagContainer::GetNumberOfProps returns. */
 466     for (index = 0; index <= propcount; index++)
 467     {
 468         /* A buffer size of 1 is unlikely to be valid, as only a null terminator
 469          * could be stored, and it is unlikely that a property name could be empty. */
 470         DWORD buffersize = 1;
 471
 472         memcpy(property, testW, sizeof(testW));
 473         hr = IDxDiagContainer_EnumPropNames(child, index, property, buffersize);
 474         if (hr == E_INVALIDARG)
 475         {
 476             /* We should get here when index is one more than the maximum index value. */
 477             ok(propcount == index,
 478                "Expected IDxDiagContainer::EnumPropNames to return E_INVALIDARG "
 479                "on the last index %d, got 0x%08x\n", index, hr);
 480             ok(!memcmp(property, testW, sizeof(testW)),
 481                "Expected the property buffer to be unchanged, got %s\n", wine_dbgstr_w(property));
 482             break;
 483         }
 484         else if (hr == DXDIAG_E_INSUFFICIENT_BUFFER)
 485         {
 486             WCHAR temp[256];
 487
 488             ok(property[0] == '\0',
 489                "Expected the property buffer string to be empty, got %s\n", wine_dbgstr_w(property));
 490             hr = IDxDiagContainer_EnumPropNames(child, index, temp, sizeof(temp)/sizeof(WCHAR));
 491             ok(hr == S_OK,
 492                "Expected IDxDiagContainer::EnumPropNames to return S_OK, got 0x%08x\n", hr);
 493
 494             /* Show that the DirectX SDK's stipulation that the buffer be at
 495              * least 256 characters long is a mere suggestion, and smaller sizes
 496              * can be acceptable also. IDxDiagContainer::EnumPropNames doesn't
 497              * provide a way of getting the exact size required, so the buffersize
 498              * value will be iterated to at most 256 characters. */
 499             for (buffersize = 2; buffersize <= 256; buffersize++)
 500             {
 501                 memcpy(property, testW, sizeof(testW));
 502                 hr = IDxDiagContainer_EnumPropNames(child, index, property, buffersize);
 503                 if (hr != DXDIAG_E_INSUFFICIENT_BUFFER)
 504                     break;
 505
 506                 ok(!memcmp(temp, property, sizeof(WCHAR)*(buffersize - 1)),
 507                    "Expected truncated property name string, got %s\n", wine_dbgstr_w(property));
 508             }
 509
 510             ok(hr == S_OK,
 511                "Expected IDxDiagContainer::EnumPropNames to return S_OK, "
 512                "got hr = 0x%08x, buffersize = %d\n", hr, buffersize);
 513             if (hr == S_OK)
 514                 trace("child[%d] = %s, length = %d\n", index, wine_dbgstr_w(property), buffersize);
 515         }
 516         else
 517         {
 518             ok(0, "IDxDiagContainer::EnumPropNames unexpectedly returned 0x%08x\n", hr);
 519             break;
 520         }
 521     }
 522
 523     IDxDiagContainer_Release(child);
 524
 525 cleanup:
 526     IDxDiagContainer_Release(pddc);
 527     IDxDiagProvider_Release(pddp);
 528 }
 529
 530 START_TEST(container)
 531 {
 532     CoInitialize(NULL);
 533     test_GetNumberOfChildContainers();
 534     test_GetNumberOfProps();
 535     test_EnumChildContainerNames();
 536     test_GetChildContainer();
 537     test_dot_parsing();
 538     test_EnumPropNames();
 539     CoUninitialize();
 540 }