dlls/shlwapi/tests/istream.c

   1 /* Unit test suite for SHLWAPI ShCreateStreamOnFile functions.
   2  *
   3  * Copyright 2008 Reece H. Dunn
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #define COBJMACROS
  21
  22 #include <stdarg.h>
  23 #include <stdio.h>
  24
  25 #include "wine/test.h"
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "objbase.h"
  29 #include "shlwapi.h"
  30
  31
  32 /* Function pointers for the SHCreateStreamOnFile functions */
  33 static HMODULE hShlwapi;
  34 static HRESULT (WINAPI *pSHCreateStreamOnFileA)(LPCSTR file, DWORD mode, IStream **stream);
  35 static HRESULT (WINAPI *pSHCreateStreamOnFileW)(LPCWSTR file, DWORD mode, IStream **stream);
  36 static HRESULT (WINAPI *pSHCreateStreamOnFileEx)(LPCWSTR file, DWORD mode, DWORD attributes, BOOL create, IStream *template, IStream **stream);
  37
  38
  39 static void test_IStream_invalid_operations(IStream * stream, DWORD mode)
  40 {
  41     HRESULT ret;
  42     IStream * clone;
  43     ULONG refcount;
  44     ULARGE_INTEGER uzero;
  45     ULARGE_INTEGER uret;
  46     LARGE_INTEGER zero;
  47     ULONG count;
  48     char data[256];
  49
  50     U(uzero).HighPart = 0;
  51     U(uzero).LowPart = 0;
  52     U(uret).HighPart = 0;
  53     U(uret).LowPart = 0;
  54     U(zero).HighPart = 0;
  55     U(zero).LowPart = 0;
  56
  57     /* IStream::Read */
  58
  59     /* IStream_Read from the COBJMACROS is undefined by shlwapi.h, replaced by the IStream_Read helper function. */
  60
  61     ret = stream->lpVtbl->Read(stream, NULL, 0, &count);
  62     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
  63
  64     ret = stream->lpVtbl->Read(stream, data, 5, NULL);
  65     ok(ret == S_FALSE || ret == S_OK, "expected S_FALSE or S_OK, got 0x%08x\n", ret);
  66
  67     ret = stream->lpVtbl->Read(stream, data, 0, NULL);
  68     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
  69
  70     ret = stream->lpVtbl->Read(stream, data, 3, &count);
  71     ok(ret == S_FALSE || ret == S_OK, "expected S_FALSE or S_OK, got 0x%08x\n", ret);
  72
  73     /* IStream::Write */
  74
  75     /* IStream_Write from the COBJMACROS is undefined by shlwapi.h, replaced by the IStream_Write helper function. */
  76
  77     ret = stream->lpVtbl->Write(stream, NULL, 0, &count);
  78     if (mode == STGM_READ)
  79         ok(ret == STG_E_ACCESSDENIED, "expected STG_E_ACCESSDENIED, got 0x%08x\n", ret);
  80     else
  81         ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
  82
  83     strcpy(data, "Hello");
  84     ret = stream->lpVtbl->Write(stream, data, 5, NULL);
  85     if (mode == STGM_READ)
  86         ok(ret == STG_E_ACCESSDENIED, "expected STG_E_ACCESSDENIED, got 0x%08x\n", ret);
  87     else
  88         ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
  89
  90     strcpy(data, "Hello");
  91     ret = stream->lpVtbl->Write(stream, data, 0, NULL);
  92     if (mode == STGM_READ)
  93         ok(ret == STG_E_ACCESSDENIED, "expected STG_E_ACCESSDENIED, got 0x%08x\n", ret);
  94     else
  95         ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
  96
  97     strcpy(data, "Hello");
  98     ret = stream->lpVtbl->Write(stream, data, 0, &count);
  99     if (mode == STGM_READ)
 100         ok(ret == STG_E_ACCESSDENIED, "expected STG_E_ACCESSDENIED, got 0x%08x\n", ret);
 101     else
 102         ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 103
 104     strcpy(data, "Hello");
 105     ret = stream->lpVtbl->Write(stream, data, 3, &count);
 106     if (mode == STGM_READ)
 107         ok(ret == STG_E_ACCESSDENIED, "expected STG_E_ACCESSDENIED, got 0x%08x\n", ret);
 108     else
 109         ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 110
 111     /* IStream::Seek */
 112
 113     ret = IStream_Seek(stream, zero, STREAM_SEEK_SET, NULL);
 114     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 115
 116     ret = IStream_Seek(stream, zero, 20, NULL);
 117     ok(ret == E_INVALIDARG, "expected E_INVALIDARG, got 0x%08x\n", ret);
 118
 119     /* IStream::CopyTo */
 120
 121     ret = IStream_CopyTo(stream, NULL, uzero, &uret, &uret);
 122     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 123
 124     clone = NULL;
 125     ret = IStream_CopyTo(stream, clone, uzero, &uret, &uret);
 126     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 127
 128     ret = IStream_CopyTo(stream, stream, uzero, &uret, &uret);
 129     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 130
 131     ret = IStream_CopyTo(stream, stream, uzero, &uret, NULL);
 132     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 133
 134     ret = IStream_CopyTo(stream, stream, uzero, NULL, &uret);
 135     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 136
 137     /* IStream::Commit */
 138
 139     ret = IStream_Commit(stream, STGC_DEFAULT);
 140     ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 141
 142     /* IStream::Revert */
 143
 144     ret = IStream_Revert(stream);
 145     ok(ret == E_NOTIMPL, "expected E_NOTIMPL, got 0x%08x\n", ret);
 146
 147     /* IStream::LockRegion */
 148
 149     ret = IStream_LockRegion(stream, uzero, uzero, 0);
 150     ok(ret == E_NOTIMPL /* XP */ || ret == S_OK /* Vista */,
 151       "expected E_NOTIMPL or S_OK, got 0x%08x\n", ret);
 152
 153     /* IStream::UnlockRegion */
 154
 155     if (ret == E_NOTIMPL) /* XP */ {
 156         ret = IStream_UnlockRegion(stream, uzero, uzero, 0);
 157         ok(ret == E_NOTIMPL, "expected E_NOTIMPL, got 0x%08x\n", ret);
 158     } else /* Vista */ {
 159         ret = IStream_UnlockRegion(stream, uzero, uzero, 0);
 160         ok(ret == S_OK, "expected S_OK, got 0x%08x\n", ret);
 161
 162         ret = IStream_UnlockRegion(stream, uzero, uzero, 0);
 163         ok(ret == STG_E_LOCKVIOLATION, "expected STG_E_LOCKVIOLATION, got 0x%08x\n", ret);
 164     }
 165
 166     /* IStream::Stat */
 167
 168     ret = IStream_Stat(stream, NULL, 0);
 169     ok(ret == STG_E_INVALIDPOINTER, "expected STG_E_INVALIDPOINTER, got 0x%08x\n", ret);
 170
 171     /* IStream::Clone */
 172
 173     ret = IStream_Clone(stream, NULL);
 174     ok(ret == E_NOTIMPL, "expected E_NOTIMPL, got 0x%08x\n", ret);
 175
 176     clone = NULL;
 177     ret = IStream_Clone(stream, &clone);
 178     ok(ret == E_NOTIMPL, "expected E_NOTIMPL, got 0x%08x\n", ret);
 179     ok(clone == NULL, "expected a NULL IStream object, got %p\n", stream);
 180
 181     if (clone) {
 182         refcount = IStream_Release(clone);
 183         ok(refcount == 0, "expected 0, got %d\n", refcount);
 184     }
 185 }
 186
 187
 188 static void test_SHCreateStreamOnFileA(DWORD mode)
 189 {
 190     IStream * stream;
 191     HRESULT ret;
 192     ULONG refcount;
 193     static const char * test_file = "c:\\test.txt";
 194
 195     printf("SHCreateStreamOnFileA: testing mode %d\n", mode);
 196
 197     /* invalid arguments */
 198
 199     stream = NULL;
 200     ret = (*pSHCreateStreamOnFileA)(NULL, mode, &stream);
 201     todo_wine
 202     ok(ret == HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND), "SHCreateStreamOnFileA: expected HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND), got 0x%08x\n", ret);
 203     ok(stream == NULL, "SHCreateStreamOnFileA: expected a NULL IStream object, got %p\n", stream);
 204
 205 #if 0 /* This test crashes on WinXP SP2 */
 206     ret = (*pSHCreateStreamOnFileA)(test_file, mode, NULL);
 207     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileA: expected E_INVALIDARG, got 0x%08x\n", ret);
 208 #endif
 209
 210     stream = NULL;
 211     ret = (*pSHCreateStreamOnFileA)(test_file, mode | STGM_CONVERT, &stream);
 212     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileA: expected E_INVALIDARG, got 0x%08x\n", ret);
 213     ok(stream == NULL, "SHCreateStreamOnFileA: expected a NULL IStream object, got %p\n", stream);
 214
 215     stream = NULL;
 216     ret = (*pSHCreateStreamOnFileA)(test_file, mode | STGM_DELETEONRELEASE, &stream);
 217     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileA: expected E_INVALIDARG, got 0x%08x\n", ret);
 218     ok(stream == NULL, "SHCreateStreamOnFileA: expected a NULL IStream object, got %p\n", stream);
 219
 220     stream = NULL;
 221     ret = (*pSHCreateStreamOnFileA)(test_file, mode | STGM_TRANSACTED, &stream);
 222     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileA: expected E_INVALIDARG, got 0x%08x\n", ret);
 223     ok(stream == NULL, "SHCreateStreamOnFileA: expected a NULL IStream object, got %p\n", stream);
 224
 225     /* file does not exist */
 226
 227     stream = NULL;
 228     ret = (*pSHCreateStreamOnFileA)(test_file, mode | STGM_FAILIFTHERE, &stream);
 229     todo_wine
 230     ok(ret == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), "SHCreateStreamOnFileA: expected HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), got 0x%08x\n", ret);
 231     ok(stream == NULL, "SHCreateStreamOnFileA: expected a NULL IStream object, got %p\n", stream);
 232
 233     stream = NULL;
 234     ret = (*pSHCreateStreamOnFileA)(test_file, mode | STGM_CREATE, &stream);
 235     todo_wine
 236     ok(ret == S_OK, "SHCreateStreamOnFileA: expected S_OK, got 0x%08x\n", ret);
 237     todo_wine
 238     ok(stream != NULL, "SHCreateStreamOnFileA: expected a valid IStream object, got NULL\n");
 239
 240     if (stream) {
 241         test_IStream_invalid_operations(stream, mode);
 242
 243         refcount = IStream_Release(stream);
 244         ok(refcount == 0, "SHCreateStreamOnFileA: expected 0, got %d\n", refcount);
 245     }
 246
 247     /* NOTE: don't delete the file, as it will be used for the file exists tests. */
 248
 249     /* file exists */
 250
 251     stream = NULL;
 252     ret = (*pSHCreateStreamOnFileA)(test_file, mode | STGM_FAILIFTHERE, &stream);
 253     todo_wine
 254     ok(ret == S_OK, "SHCreateStreamOnFileA: expected S_OK, got 0x%08x\n", ret);
 255     todo_wine
 256     ok(stream != NULL, "SHCreateStreamOnFileA: expected a valid IStream object, got NULL\n");
 257
 258     if (stream) {
 259         test_IStream_invalid_operations(stream, mode);
 260
 261         refcount = IStream_Release(stream);
 262         ok(refcount == 0, "SHCreateStreamOnFileA: expected 0, got %d\n", refcount);
 263     }
 264
 265     stream = NULL;
 266     ret = (*pSHCreateStreamOnFileA)(test_file, mode | STGM_CREATE, &stream);
 267     todo_wine
 268     ok(ret == S_OK, "SHCreateStreamOnFileA: expected S_OK, got 0x%08x\n", ret);
 269     todo_wine
 270     ok(stream != NULL, "SHCreateStreamOnFileA: expected a valid IStream object, got NULL\n");
 271
 272     if (stream) {
 273         test_IStream_invalid_operations(stream, mode);
 274
 275         refcount = IStream_Release(stream);
 276         ok(refcount == 0, "SHCreateStreamOnFileA: expected 0, got %d\n", refcount);
 277
 278         ok(DeleteFileA(test_file), "SHCreateStreamOnFileA: could not delete file '%s', got error %d\n", test_file, GetLastError());
 279     }
 280 }
 281
 282
 283 static void test_SHCreateStreamOnFileW(DWORD mode)
 284 {
 285     IStream * stream;
 286     HRESULT ret;
 287     ULONG refcount;
 288     static const WCHAR test_file[] = { 'c', ':', '\\', 't', 'e', 's', 't', '.', 't', 'x', 't' };
 289
 290     printf("SHCreateStreamOnFileW: testing mode %d\n", mode);
 291
 292     /* invalid arguments */
 293
 294     stream = NULL;
 295     ret = (*pSHCreateStreamOnFileW)(NULL, mode, &stream);
 296     ok(ret == HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) || /* XP */
 297        ret == E_INVALIDARG /* Vista */,
 298       "SHCreateStreamOnFileW: expected HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) or E_INVALIDARG, got 0x%08x\n", ret);
 299     ok(stream == NULL, "SHCreateStreamOnFileW: expected a NULL IStream object, got %p\n", stream);
 300
 301 #if 0 /* This test crashes on WinXP SP2 */
 302     ret = (*pSHCreateStreamOnFileW)(test_file, mode, NULL);
 303     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileW: expected E_INVALIDARG, got 0x%08x\n", ret);
 304 #endif
 305
 306     stream = NULL;
 307     ret = (*pSHCreateStreamOnFileW)(test_file, mode | STGM_CONVERT, &stream);
 308     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileW: expected E_INVALIDARG, got 0x%08x\n", ret);
 309     ok(stream == NULL, "SHCreateStreamOnFileW: expected a NULL IStream object, got %p\n", stream);
 310
 311     stream = NULL;
 312     ret = (*pSHCreateStreamOnFileW)(test_file, mode | STGM_DELETEONRELEASE, &stream);
 313     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileW: expected E_INVALIDARG, got 0x%08x\n", ret);
 314     ok(stream == NULL, "SHCreateStreamOnFileW: expected a NULL IStream object, got %p\n", stream);
 315
 316     stream = NULL;
 317     ret = (*pSHCreateStreamOnFileW)(test_file, mode | STGM_TRANSACTED, &stream);
 318     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileW: expected E_INVALIDARG, got 0x%08x\n", ret);
 319     ok(stream == NULL, "SHCreateStreamOnFileW: expected a NULL IStream object, got %p\n", stream);
 320
 321     /* file does not exist */
 322
 323     stream = NULL;
 324     ret = (*pSHCreateStreamOnFileW)(test_file, mode | STGM_FAILIFTHERE, &stream);
 325     todo_wine
 326     ok(ret == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), "SHCreateStreamOnFileW: expected HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), got 0x%08x\n", ret);
 327     ok(stream == NULL, "SHCreateStreamOnFileW: expected a NULL IStream object, got %p\n", stream);
 328
 329     stream = NULL;
 330     ret = (*pSHCreateStreamOnFileW)(test_file, mode | STGM_CREATE, &stream);
 331     todo_wine
 332     ok(ret == S_OK, "SHCreateStreamOnFileW: expected S_OK, got 0x%08x\n", ret);
 333     todo_wine
 334     ok(stream != NULL, "SHCreateStreamOnFileW: expected a valid IStream object, got NULL\n");
 335
 336     if (stream) {
 337         test_IStream_invalid_operations(stream, mode);
 338
 339         refcount = IStream_Release(stream);
 340         ok(refcount == 0, "SHCreateStreamOnFileW: expected 0, got %d\n", refcount);
 341     }
 342
 343     /* NOTE: don't delete the file, as it will be used for the file exists tests. */
 344
 345     /* file exists */
 346
 347     stream = NULL;
 348     ret = (*pSHCreateStreamOnFileW)(test_file, mode | STGM_FAILIFTHERE, &stream);
 349     todo_wine
 350     ok(ret == S_OK, "SHCreateStreamOnFileW: expected S_OK, got 0x%08x\n", ret);
 351     todo_wine
 352     ok(stream != NULL, "SHCreateStreamOnFileW: expected a valid IStream object, got NULL\n");
 353
 354     if (stream) {
 355         test_IStream_invalid_operations(stream, mode);
 356
 357         refcount = IStream_Release(stream);
 358         ok(refcount == 0, "SHCreateStreamOnFileW: expected 0, got %d\n", refcount);
 359     }
 360
 361     stream = NULL;
 362     ret = (*pSHCreateStreamOnFileW)(test_file, mode | STGM_CREATE, &stream);
 363     todo_wine
 364     ok(ret == S_OK, "SHCreateStreamOnFileW: expected S_OK, got 0x%08x\n", ret);
 365     todo_wine
 366     ok(stream != NULL, "SHCreateStreamOnFileW: expected a valid IStream object, got NULL\n");
 367
 368     if (stream) {
 369         test_IStream_invalid_operations(stream, mode);
 370
 371         refcount = IStream_Release(stream);
 372         ok(refcount == 0, "SHCreateStreamOnFileW: expected 0, got %d\n", refcount);
 373
 374         ok(DeleteFileW(test_file), "SHCreateStreamOnFileW: could not delete the test file, got error %d\n", GetLastError());
 375     }
 376 }
 377
 378
 379 static void test_SHCreateStreamOnFileEx(DWORD mode, DWORD stgm)
 380 {
 381     IStream * stream;
 382     IStream * template = NULL;
 383     HRESULT ret;
 384     ULONG refcount;
 385     static const WCHAR test_file[] = { 'c', ':', '\\', 't', 'e', 's', 't', '.', 't', 'x', 't' };
 386
 387     printf("SHCreateStreamOnFileEx: testing mode %d, STGM flags %08x\n", mode, stgm);
 388
 389     /* invalid arguments */
 390
 391     stream = NULL;
 392     ret = (*pSHCreateStreamOnFileEx)(NULL, mode, 0, FALSE, NULL, &stream);
 393     ok(ret == HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) || /* XP */
 394        ret == E_INVALIDARG /* Vista */,
 395       "SHCreateStreamOnFileEx: expected HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) or E_INVALIDARG, got 0x%08x\n", ret);
 396     ok(stream == NULL, "SHCreateStreamOnFileEx: expected a NULL IStream object, got %p\n", stream);
 397
 398     stream = NULL;
 399     ret = (*pSHCreateStreamOnFileEx)(test_file, mode, 0, FALSE, template, &stream);
 400     todo_wine
 401     ok(ret == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), "SHCreateStreamOnFileEx: expected HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), got 0x%08x\n", ret);
 402     ok(stream == NULL, "SHCreateStreamOnFileEx: expected a NULL IStream object, got %p\n", stream);
 403
 404 #if 0 /* This test crashes on WinXP SP2 */
 405     ret = (*pSHCreateStreamOnFileEx)(test_file, mode, 0, FALSE, NULL, NULL);
 406     ok(ret == E_INVALIDARG, "SHCreateStreamOnFileEx: expected E_INVALIDARG, got 0x%08x\n", ret);
 407 #endif
 408
 409     /* file does not exist */
 410
 411     stream = NULL;
 412     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_FAILIFTHERE | stgm, 0, FALSE, NULL, &stream);
 413     if ((stgm & STGM_TRANSACTED) == STGM_TRANSACTED && mode == STGM_READ) {
 414         ok(ret == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) /* XP */ || ret == E_INVALIDARG /* Vista */,
 415           "SHCreateStreamOnFileEx: expected E_INVALIDARG or HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), got 0x%08x\n", ret);
 416
 417         if (ret == E_INVALIDARG) {
 418             printf("SHCreateStreamOnFileEx: STGM_TRANSACTED not supported in this configuration... skipping.\n");
 419             return;
 420         }
 421     } else {
 422         todo_wine
 423         ok(ret == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), "SHCreateStreamOnFileEx: expected HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), got 0x%08x\n", ret);
 424     }
 425     ok(stream == NULL, "SHCreateStreamOnFileEx: expected a NULL IStream object, got %p\n", stream);
 426
 427     stream = NULL;
 428     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_FAILIFTHERE | stgm, 0, TRUE, NULL, &stream);
 429     todo_wine
 430     ok(ret == S_OK, "SHCreateStreamOnFileEx: expected S_OK, got 0x%08x\n", ret);
 431     todo_wine
 432     ok(stream != NULL, "SHCreateStreamOnFileEx: expected a valid IStream object, got NULL\n");
 433
 434     if (stream) {
 435         test_IStream_invalid_operations(stream, mode);
 436
 437         refcount = IStream_Release(stream);
 438         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 439
 440         ok(DeleteFileW(test_file), "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n", GetLastError());
 441     }
 442
 443     stream = NULL;
 444     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_CREATE | stgm, 0, FALSE, NULL, &stream);
 445     todo_wine
 446     ok(ret == S_OK, "SHCreateStreamOnFileEx: expected S_OK, got 0x%08x\n", ret);
 447     todo_wine
 448     ok(stream != NULL, "SHCreateStreamOnFileEx: expected a valid IStream object, got NULL\n");
 449
 450     if (stream) {
 451         test_IStream_invalid_operations(stream, mode);
 452
 453         refcount = IStream_Release(stream);
 454         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 455
 456         ok(DeleteFileW(test_file), "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n", GetLastError());
 457     }
 458
 459     stream = NULL;
 460     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_CREATE | stgm, 0, TRUE, NULL, &stream);
 461     todo_wine
 462     ok(ret == S_OK, "SHCreateStreamOnFileEx: expected S_OK, got 0x%08x\n", ret);
 463     todo_wine
 464     ok(stream != NULL, "SHCreateStreamOnFileEx: expected a valid IStream object, got NULL\n");
 465
 466     if (stream) {
 467         test_IStream_invalid_operations(stream, mode);
 468
 469         refcount = IStream_Release(stream);
 470         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 471     }
 472
 473     /* NOTE: don't delete the file, as it will be used for the file exists tests. */
 474
 475     /* file exists */
 476
 477     stream = NULL;
 478     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_FAILIFTHERE | stgm, 0, FALSE, NULL, &stream);
 479     todo_wine
 480     ok(ret == S_OK, "SHCreateStreamOnFileEx: expected S_OK, got 0x%08x\n", ret);
 481     todo_wine
 482     ok(stream != NULL, "SHCreateStreamOnFileEx: expected a valid IStream object, got NULL\n");
 483
 484     if (stream) {
 485         test_IStream_invalid_operations(stream, mode);
 486
 487         refcount = IStream_Release(stream);
 488         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 489     }
 490
 491     stream = NULL;
 492     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_FAILIFTHERE | stgm, 0, TRUE, NULL, &stream);
 493     todo_wine
 494     ok(ret == HRESULT_FROM_WIN32(ERROR_FILE_EXISTS), "SHCreateStreamOnFileEx: expected HRESULT_FROM_WIN32(ERROR_FILE_EXISTS), got 0x%08x\n", ret);
 495     ok(stream == NULL, "SHCreateStreamOnFileEx: expected a NULL IStream object, got %p\n", stream);
 496
 497     stream = NULL;
 498     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_CREATE | stgm, 0, FALSE, NULL, &stream);
 499     todo_wine
 500     ok(ret == S_OK, "SHCreateStreamOnFileEx: expected S_OK, got 0x%08x\n", ret);
 501     todo_wine
 502     ok(stream != NULL, "SHCreateStreamOnFileEx: expected a valid IStream object, got NULL\n");
 503
 504     if (stream) {
 505         test_IStream_invalid_operations(stream, mode);
 506
 507         refcount = IStream_Release(stream);
 508         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 509     }
 510
 511     stream = NULL;
 512     ret = (*pSHCreateStreamOnFileEx)(test_file, mode | STGM_CREATE | stgm, 0, TRUE, NULL, &stream);
 513     todo_wine
 514     ok(ret == S_OK, "SHCreateStreamOnFileEx: expected S_OK, got 0x%08x\n", ret);
 515     todo_wine
 516     ok(stream != NULL, "SHCreateStreamOnFileEx: expected a valid IStream object, got NULL\n");
 517
 518     if (stream) {
 519         test_IStream_invalid_operations(stream, mode);
 520
 521         refcount = IStream_Release(stream);
 522         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 523     }
 524
 525     todo_wine
 526     ok(DeleteFileW(test_file), "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n", GetLastError());
 527 }
 528
 529
 530 START_TEST(istream)
 531 {
 532     static const DWORD stgm_flags[] = {
 533         0,
 534         STGM_CONVERT,
 535         STGM_DELETEONRELEASE,
 536         STGM_CONVERT | STGM_DELETEONRELEASE,
 537         STGM_TRANSACTED | STGM_CONVERT,
 538         STGM_TRANSACTED | STGM_DELETEONRELEASE,
 539         STGM_TRANSACTED | STGM_CONVERT | STGM_DELETEONRELEASE
 540     };
 541
 542     hShlwapi = GetModuleHandleA("shlwapi.dll");
 543
 544     pSHCreateStreamOnFileA = (void*)GetProcAddress(hShlwapi, "SHCreateStreamOnFileA");
 545     pSHCreateStreamOnFileW = (void*)GetProcAddress(hShlwapi, "SHCreateStreamOnFileW");
 546     pSHCreateStreamOnFileEx = (void*)GetProcAddress(hShlwapi, "SHCreateStreamOnFileEx");
 547
 548     if (!pSHCreateStreamOnFileA)
 549         printf("SHCreateStreamOnFileA not found... skipping tests.\n");
 550     else {
 551         test_SHCreateStreamOnFileA(STGM_READ);
 552         test_SHCreateStreamOnFileA(STGM_WRITE);
 553         test_SHCreateStreamOnFileA(STGM_READWRITE);
 554     }
 555
 556     if (!pSHCreateStreamOnFileW)
 557         printf("SHCreateStreamOnFileW not found... skipping tests.\n");
 558     else {
 559         test_SHCreateStreamOnFileW(STGM_READ);
 560         test_SHCreateStreamOnFileW(STGM_WRITE);
 561         test_SHCreateStreamOnFileW(STGM_READWRITE);
 562     }
 563
 564     if (!pSHCreateStreamOnFileEx)
 565         printf("SHCreateStreamOnFileEx not found... skipping tests.\n");
 566     else {
 567         int i;
 568
 569         for (i = 0; i != sizeof(stgm_flags)/sizeof(stgm_flags[0]); i++) {
 570             test_SHCreateStreamOnFileEx(STGM_READ, stgm_flags[i]);
 571             test_SHCreateStreamOnFileEx(STGM_WRITE, stgm_flags[i]);
 572             test_SHCreateStreamOnFileEx(STGM_READWRITE, stgm_flags[i]);
 573         }
 574     }
 575 }