dlls/ole32/tests/propvariant.c

   1 /*
   2  * PropVariant Tests
   3  *
   4  * Copyright 2004 Robert Shearman
   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 #include "windows.h"
  22 #include "wtypes.h"
  23 #include "ddeml.h"
  24
  25 #include "wine/test.h"
  26
  27 /* invalid in all versions */
  28 #define PROP_INV 0x7f
  29 /* valid in v0 and above (NT4+) */
  30 #define PROP_V0  0
  31 /* valid in v1 and above (Win2k+) */
  32 #define PROP_V1  1
  33 /* valid in v1a and above (WinXP+) */
  34 #define PROP_V1A 2
  35 #define PROP_TODO 0x80
  36
  37 static const struct valid_mapping
  38 {
  39     BYTE simple;
  40     BYTE with_array;
  41     BYTE with_vector;
  42     BYTE byref;
  43 } valid_types[] =
  44 {
  45     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_EMPTY */
  46     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_NULL */
  47     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_I2 */
  48     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_I4 */
  49     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_R4 */
  50     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_R8 */
  51     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_CY */
  52     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_DATE */
  53     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_BSTR */
  54     { PROP_V1 | PROP_TODO , PROP_V1 | PROP_TODO , PROP_INV, PROP_V1 | PROP_TODO  }, /* VT_DISPATCH */
  55     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_ERROR */
  56     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_BOOL */
  57     { PROP_V1 | PROP_TODO , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_VARIANT */
  58     { PROP_V1 | PROP_TODO , PROP_V1 | PROP_TODO , PROP_INV, PROP_V1 | PROP_TODO  }, /* VT_UNKNOWN */
  59     { PROP_V1 , PROP_V1 | PROP_TODO , PROP_INV, PROP_V1 | PROP_TODO  }, /* VT_DECIMAL */
  60     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 15 */
  61     { PROP_V1 , PROP_V1 | PROP_TODO , PROP_V1 , PROP_V1 | PROP_TODO  }, /* VT_I1 */
  62     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_UI1 */
  63     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_UI2 */
  64     { PROP_V0 , PROP_V1 | PROP_TODO , PROP_V0 , PROP_V1 | PROP_TODO  }, /* VT_UI4 */
  65     { PROP_V0 , PROP_V1A | PROP_TODO, PROP_V0 , PROP_V1A | PROP_TODO }, /* VT_I8 */
  66     { PROP_V0 , PROP_V1A | PROP_TODO, PROP_V0 , PROP_V1A | PROP_TODO }, /* VT_UI8 */
  67     { PROP_V1 , PROP_V1 | PROP_TODO , PROP_V1 , PROP_V1 | PROP_TODO  }, /* VT_INT */
  68     { PROP_V1 , PROP_V1 | PROP_TODO , PROP_V1 , PROP_V1 | PROP_TODO  }, /* VT_UINT */
  69     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_VOID */
  70     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_HRESULT */
  71     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_PTR */
  72     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_SAFEARRAY */
  73     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_CARRAY */
  74     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_USERDEFINED */
  75     { PROP_V0 , PROP_INV, PROP_V0 , PROP_INV }, /* VT_LPSTR */
  76     { PROP_V0 , PROP_INV, PROP_V0 , PROP_INV }, /* VT_LPWSTR */
  77     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 32 */
  78     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 33 */
  79     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 34 */
  80     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 35 */
  81     { PROP_V1 | PROP_TODO , PROP_V1 | PROP_TODO , PROP_INV, PROP_V1 | PROP_TODO  }, /* VT_RECORD */
  82     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_INT_PTR */
  83     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* VT_UINT_PTR */
  84     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 39 */
  85     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 40 */
  86     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 41 */
  87     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 42 */
  88     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 43 */
  89     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 44 */
  90     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 45 */
  91     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 46 */
  92     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 47 */
  93     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 48 */
  94     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 49 */
  95     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 50 */
  96     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 51 */
  97     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 52 */
  98     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 53 */
  99     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 54 */
 100     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 55 */
 101     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 56 */
 102     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 57 */
 103     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 58 */
 104     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 59 */
 105     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 60 */
 106     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 61 */
 107     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 62 */
 108     { PROP_INV, PROP_INV, PROP_INV, PROP_INV }, /* 63 */
 109     { PROP_V0 , PROP_INV, PROP_V0 , PROP_INV }, /* VT_FILETIME */
 110     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_BLOB */
 111     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_STREAM */
 112     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_STORAGE */
 113     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_STREAMED_OBJECT */
 114     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_STORED_OBJECT */
 115     { PROP_V0 , PROP_INV, PROP_INV, PROP_INV }, /* VT_BLOB_OBJECT */
 116     { PROP_V0 , PROP_INV, PROP_V0 , PROP_INV }  /* VT_CF */
 117 };
 118
 119 static const char* wine_vtypes[VT_CLSID+1] =
 120 {
 121   "VT_EMPTY","VT_NULL","VT_I2","VT_I4","VT_R4","VT_R8","VT_CY","VT_DATE",
 122   "VT_BSTR","VT_DISPATCH","VT_ERROR","VT_BOOL","VT_VARIANT","VT_UNKNOWN",
 123   "VT_DECIMAL","15","VT_I1","VT_UI1","VT_UI2","VT_UI4","VT_I8","VT_UI8",
 124   "VT_INT","VT_UINT","VT_VOID","VT_HRESULT","VT_PTR","VT_SAFEARRAY",
 125   "VT_CARRAY","VT_USERDEFINED","VT_LPSTR","VT_LPWSTR","32","33","34","35",
 126   "VT_RECORD","VT_INT_PTR","VT_UINT_PTR","39","40","41","42","43","44","45",
 127   "46","47","48","49","50","51","52","53","54","55","56","57","58","59","60",
 128   "61","62","63","VT_FILETIME","VT_BLOB","VT_STREAM","VT_STORAGE",
 129   "VT_STREAMED_OBJECT","VT_STORED_OBJECT","VT_BLOB_OBJECT","VT_CF","VT_CLSID"
 130 };
 131
 132
 133 static void expect(HRESULT hr, VARTYPE vt)
 134 {
 135     int idx = vt & VT_TYPEMASK;
 136     BYTE flags;
 137     const char *modifier;
 138
 139     if(vt & VT_BYREF)
 140     {
 141         flags = valid_types[idx].byref;
 142         modifier = "byref";
 143     }
 144     else if(vt & VT_ARRAY)
 145     {
 146         flags = valid_types[idx].with_array;
 147         modifier = "array";
 148     }
 149     else if(vt & VT_VECTOR)
 150     {
 151         flags = valid_types[idx].with_vector;
 152         modifier = "vector";
 153     }
 154     else
 155     {
 156         flags = valid_types[idx].simple;
 157         modifier = "simple";
 158     }
 159
 160     if(flags == PROP_INV)
 161         ok(hr == STG_E_INVALIDPARAMETER, "%s (%s): got %08x\n", wine_vtypes[idx], modifier, hr);
 162     else if(flags == PROP_V0)
 163         ok(hr == S_OK, "%s (%s): got %08x\n", wine_vtypes[idx], modifier, hr);
 164     else if(flags & PROP_TODO)
 165     {
 166         todo_wine
 167         {
 168         if(hr != S_OK)
 169             win_skip("%s (%s): unsupported\n", wine_vtypes[idx], modifier);
 170         else ok(hr == S_OK, "%s (%s): got %08x\n", wine_vtypes[idx], modifier, hr);
 171         }
 172     }
 173     else
 174     {
 175         if(hr != S_OK)
 176             win_skip("%s (%s): unsupported\n", wine_vtypes[idx], modifier);
 177         else ok(hr == S_OK, "%s (%s): got %08x\n", wine_vtypes[idx], modifier, hr);
 178     }
 179 }
 180
 181 static void test_validtypes(void)
 182 {
 183     PROPVARIANT propvar;
 184     HRESULT hr;
 185     unsigned int i;
 186
 187     memset(&propvar, 0x55, sizeof(propvar));
 188     hr = PropVariantClear(&propvar);
 189     ok(hr == STG_E_INVALIDPARAMETER, "expected STG_E_INVALIDPARAMETER, got %08x\n", hr);
 190     ok(propvar.vt == 0, "expected 0, got %d\n", propvar.vt);
 191     ok(U(propvar).uhVal.QuadPart == 0, "expected 0, got %#x/%#x\n",
 192        U(propvar).uhVal.u.LowPart, U(propvar).uhVal.u.HighPart);
 193
 194     for (i = 0; i < sizeof(valid_types)/sizeof(valid_types[0]); i++)
 195     {
 196         VARTYPE vt;
 197
 198         memset(&propvar, 0x55, sizeof(propvar));
 199         if (i == VT_RECORD)
 200             memset(&propvar, 0, sizeof(propvar));
 201         else if (i == VT_BLOB || i == VT_BLOB_OBJECT)
 202         {
 203             U(propvar).blob.cbSize = 0;
 204             U(propvar).blob.pBlobData = NULL;
 205         }
 206         else
 207             U(propvar).pszVal = NULL;
 208         vt = propvar.vt = i;
 209         hr = PropVariantClear(&propvar);
 210         expect(hr, vt);
 211         ok(propvar.vt == 0, "expected 0, got %d\n", propvar.vt);
 212         ok(U(propvar).uhVal.QuadPart == 0, "%u: expected 0, got %#x/%#x\n",
 213            i, U(propvar).uhVal.u.LowPart, U(propvar).uhVal.u.HighPart);
 214
 215         memset(&propvar, 0x55, sizeof(propvar));
 216         U(propvar).pszVal = NULL;
 217         vt = propvar.vt = i | VT_ARRAY;
 218         hr = PropVariantClear(&propvar);
 219         expect(hr, vt);
 220         ok(propvar.vt == 0, "expected 0, got %d\n", propvar.vt);
 221         ok(U(propvar).uhVal.QuadPart == 0, "%u: expected 0, got %#x/%#x\n",
 222            i, U(propvar).uhVal.u.LowPart, U(propvar).uhVal.u.HighPart);
 223
 224         memset(&propvar, 0x55, sizeof(propvar));
 225         U(propvar).caub.cElems = 0;
 226         U(propvar).caub.pElems = NULL;
 227         vt = propvar.vt = i | VT_VECTOR;
 228         hr = PropVariantClear(&propvar);
 229         expect(hr, vt);
 230         ok(propvar.vt == 0, "expected 0, got %d\n", propvar.vt);
 231         ok(U(propvar).uhVal.QuadPart == 0, "%u: expected 0, got %#x/%#x\n",
 232            i, U(propvar).uhVal.u.LowPart, U(propvar).uhVal.u.HighPart);
 233
 234         memset(&propvar, 0x55, sizeof(propvar));
 235         U(propvar).pszVal = NULL;
 236         vt = propvar.vt = i | VT_BYREF;
 237         hr = PropVariantClear(&propvar);
 238         expect(hr, vt);
 239         ok(propvar.vt == 0, "expected 0, got %d\n", propvar.vt);
 240         ok(U(propvar).uhVal.QuadPart == 0, "%u: expected 0, got %#x/%#x\n",
 241            i, U(propvar).uhVal.u.LowPart, U(propvar).uhVal.u.HighPart);
 242     }
 243 }
 244
 245 static void test_copy(void)
 246 {
 247     static char szTestString[] = "Test String";
 248     static WCHAR wszTestString[] = {'T','e','s','t',' ','S','t','r','i','n','g',0};
 249     PROPVARIANT propvarSrc;
 250     PROPVARIANT propvarDst;
 251     HRESULT hr;
 252
 253     propvarSrc.vt = VT_BSTR;
 254     U(propvarSrc).bstrVal = SysAllocString(wszTestString);
 255
 256     hr = PropVariantCopy(&propvarDst, &propvarSrc);
 257     ok(hr == S_OK, "PropVariantCopy(...VT_BSTR...) failed\n");
 258     ok(!lstrcmpW(U(propvarSrc).bstrVal, U(propvarDst).bstrVal), "BSTR not copied properly\n");
 259     hr = PropVariantClear(&propvarSrc);
 260     ok(hr == S_OK, "PropVariantClear(...VT_BSTR...) failed\n");
 261     hr = PropVariantClear(&propvarDst);
 262     ok(hr == S_OK, "PropVariantClear(...VT_BSTR...) failed\n");
 263
 264     propvarSrc.vt = VT_LPWSTR;
 265     U(propvarSrc).pwszVal = wszTestString;
 266     hr = PropVariantCopy(&propvarDst, &propvarSrc);
 267     ok(hr == S_OK, "PropVariantCopy(...VT_LPWSTR...) failed\n");
 268     ok(!lstrcmpW(U(propvarSrc).pwszVal, U(propvarDst).pwszVal), "Wide string not copied properly\n");
 269     hr = PropVariantClear(&propvarDst);
 270     ok(hr == S_OK, "PropVariantClear(...VT_LPWSTR...) failed\n");
 271     memset(&propvarSrc, 0, sizeof(propvarSrc));
 272
 273     propvarSrc.vt = VT_LPSTR;
 274     U(propvarSrc).pszVal = szTestString;
 275     hr = PropVariantCopy(&propvarDst, &propvarSrc);
 276     ok(hr == S_OK, "PropVariantCopy(...VT_LPSTR...) failed\n");
 277     ok(!strcmp(U(propvarSrc).pszVal, U(propvarDst).pszVal), "String not copied properly\n");
 278     hr = PropVariantClear(&propvarDst);
 279     ok(hr == S_OK, "PropVariantClear(...VT_LPSTR...) failed\n");
 280     memset(&propvarSrc, 0, sizeof(propvarSrc));
 281 }
 282
 283 struct _PMemoryAllocator_vtable {
 284     void *Allocate; /* virtual void* Allocate(ULONG cbSize); */
 285     void *Free; /* virtual void Free(void *pv); */
 286 };
 287
 288 typedef struct _PMemoryAllocator {
 289     struct _PMemoryAllocator_vtable *vt;
 290 } PMemoryAllocator;
 291
 292 #ifdef __i386__
 293 #define __thiscall __stdcall
 294 #else
 295 #define __thiscall __cdecl
 296 #endif
 297
 298 static void * __thiscall PMemoryAllocator_Allocate(PMemoryAllocator *_this, ULONG cbSize)
 299 {
 300     return CoTaskMemAlloc(cbSize);
 301 }
 302
 303 static void __thiscall PMemoryAllocator_Free(PMemoryAllocator *_this, void *pv)
 304 {
 305     CoTaskMemFree(pv);
 306 }
 307
 308 #ifdef __i386__
 309
 310 #include "pshpack1.h"
 311 typedef struct
 312 {
 313     BYTE pop_eax;  /* popl  %eax  */
 314     BYTE push_ecx; /* pushl %ecx  */
 315     BYTE push_eax; /* pushl %eax  */
 316     BYTE jmp_func; /* jmp   $func */
 317     DWORD func;
 318 } THISCALL_TO_STDCALL_THUNK;
 319 #include "poppack.h"
 320
 321 static THISCALL_TO_STDCALL_THUNK *wrapperCodeMem = NULL;
 322
 323 static void fill_thunk(THISCALL_TO_STDCALL_THUNK *thunk, void *fn)
 324 {
 325     thunk->pop_eax = 0x58;
 326     thunk->push_ecx = 0x51;
 327     thunk->push_eax = 0x50;
 328     thunk->jmp_func = 0xe9;
 329     thunk->func = (char*)fn - (char*)(&thunk->func + 1);
 330 }
 331
 332 static void setup_vtable(struct _PMemoryAllocator_vtable *vtable)
 333 {
 334     wrapperCodeMem = VirtualAlloc(NULL, 2 * sizeof(*wrapperCodeMem),
 335                                   MEM_COMMIT, PAGE_EXECUTE_READWRITE);
 336
 337     fill_thunk(&wrapperCodeMem[0], PMemoryAllocator_Allocate);
 338     fill_thunk(&wrapperCodeMem[1], PMemoryAllocator_Free);
 339
 340     vtable->Allocate = &wrapperCodeMem[0];
 341     vtable->Free = &wrapperCodeMem[1];
 342 }
 343
 344 #else
 345
 346 static void setup_vtable(struct _PMemoryAllocator_vtable *vtable)
 347 {
 348     vtable->Allocate = PMemoryAllocator_Allocate;
 349     vtable->Free = PMemoryAllocator_Free;
 350 }
 351
 352 #endif
 353
 354 static const char serialized_empty[] = {
 355     0,0, /* VT_EMPTY */
 356     0,0, /* padding */
 357 };
 358
 359 static const char serialized_null[] = {
 360     1,0, /* VT_NULL */
 361     0,0, /* padding */
 362 };
 363
 364 static const char serialized_i4[] = {
 365     3,0, /* VT_I4 */
 366     0,0, /* padding */
 367     0xef,0xcd,0xab,0xfe
 368 };
 369
 370 static const char serialized_bstr_wc[] = {
 371     8,0, /* VT_BSTR */
 372     0,0, /* padding */
 373     10,0,0,0, /* size */
 374     't',0,'e',0,
 375     's',0,'t',0,
 376     0,0,0,0
 377 };
 378
 379 static const char serialized_bstr_mb[] = {
 380     8,0, /* VT_BSTR */
 381     0,0, /* padding */
 382     5,0,0,0, /* size */
 383     't','e','s','t',
 384     0,0,0,0
 385 };
 386
 387 static void test_propertytovariant(void)
 388 {
 389     HANDLE hole32;
 390     BOOLEAN (__stdcall *pStgConvertPropertyToVariant)(const SERIALIZEDPROPERTYVALUE*,USHORT,PROPVARIANT*,PMemoryAllocator*);
 391     PROPVARIANT propvar;
 392     PMemoryAllocator allocator;
 393     struct _PMemoryAllocator_vtable vtable;
 394     BOOLEAN ret;
 395     static const WCHAR test_string[] = {'t','e','s','t',0};
 396
 397     hole32 = GetModuleHandleA("ole32");
 398
 399     pStgConvertPropertyToVariant = (void*)GetProcAddress(hole32, "StgConvertPropertyToVariant");
 400
 401     if (!pStgConvertPropertyToVariant)
 402     {
 403         win_skip("StgConvertPropertyToVariant not available\n");
 404         return;
 405     }
 406
 407     setup_vtable(&vtable);
 408     allocator.vt = &vtable;
 409
 410     ret = pStgConvertPropertyToVariant((SERIALIZEDPROPERTYVALUE*)serialized_empty,
 411         CP_WINUNICODE, &propvar, &allocator);
 412
 413     ok(ret == 0, "StgConvertPropertyToVariant returned %i\n", ret);
 414     ok(propvar.vt == VT_EMPTY, "unexpected vt %x\n", propvar.vt);
 415
 416     ret = pStgConvertPropertyToVariant((SERIALIZEDPROPERTYVALUE*)serialized_null,
 417         CP_WINUNICODE, &propvar, &allocator);
 418
 419     ok(ret == 0, "StgConvertPropertyToVariant returned %i\n", ret);
 420     ok(propvar.vt == VT_NULL, "unexpected vt %x\n", propvar.vt);
 421
 422     ret = pStgConvertPropertyToVariant((SERIALIZEDPROPERTYVALUE*)serialized_i4,
 423         CP_WINUNICODE, &propvar, &allocator);
 424
 425     ok(ret == 0, "StgConvertPropertyToVariant returned %i\n", ret);
 426     ok(propvar.vt == VT_I4, "unexpected vt %x\n", propvar.vt);
 427     ok(U(propvar).lVal == 0xfeabcdef, "unexpected lVal %x\n", U(propvar).lVal);
 428
 429     ret = pStgConvertPropertyToVariant((SERIALIZEDPROPERTYVALUE*)serialized_bstr_wc,
 430         CP_WINUNICODE, &propvar, &allocator);
 431
 432     ok(ret == 0, "StgConvertPropertyToVariant returned %i\n", ret);
 433     ok(propvar.vt == VT_BSTR, "unexpected vt %x\n", propvar.vt);
 434     ok(!lstrcmpW(U(propvar).bstrVal, test_string), "unexpected string value\n");
 435     PropVariantClear(&propvar);
 436
 437     ret = pStgConvertPropertyToVariant((SERIALIZEDPROPERTYVALUE*)serialized_bstr_mb,
 438         CP_UTF8, &propvar, &allocator);
 439
 440     ok(ret == 0, "StgConvertPropertyToVariant returned %i\n", ret);
 441     ok(propvar.vt == VT_BSTR, "unexpected vt %x\n", propvar.vt);
 442     ok(!lstrcmpW(U(propvar).bstrVal, test_string), "unexpected string value\n");
 443     PropVariantClear(&propvar);
 444 }
 445
 446 static void test_varianttoproperty(void)
 447 {
 448     HANDLE hole32;
 449     PROPVARIANT propvar;
 450     SERIALIZEDPROPERTYVALUE *propvalue, *own_propvalue;
 451     SERIALIZEDPROPERTYVALUE* (__stdcall *pStgConvertVariantToProperty)(
 452         const PROPVARIANT*,USHORT,SERIALIZEDPROPERTYVALUE*,ULONG*,PROPID,BOOLEAN,ULONG*);
 453     ULONG len;
 454     static const WCHAR test_string[] = {'t','e','s','t',0};
 455     BSTR test_string_bstr;
 456
 457     hole32 = GetModuleHandleA("ole32");
 458
 459     pStgConvertVariantToProperty = (void*)GetProcAddress(hole32, "StgConvertVariantToProperty");
 460
 461     if (!pStgConvertVariantToProperty)
 462     {
 463         win_skip("StgConvertVariantToProperty not available\n");
 464         return;
 465     }
 466
 467     own_propvalue = HeapAlloc(GetProcessHeap(), 0, sizeof(SERIALIZEDPROPERTYVALUE) + 20);
 468
 469     PropVariantInit(&propvar);
 470
 471     propvar.vt = VT_I4;
 472     U(propvar).lVal = 0xfeabcdef;
 473
 474     len = 0xdeadbeef;
 475     propvalue = pStgConvertVariantToProperty(&propvar, CP_WINUNICODE, NULL, &len,
 476         0, FALSE, 0);
 477
 478     ok(propvalue == NULL, "got nonnull propvalue\n");
 479     todo_wine ok(len == 8, "unexpected length %d\n", len);
 480
 481     if (len == 0xdeadbeef)
 482     {
 483         HeapFree(GetProcessHeap(), 0, own_propvalue);
 484         return;
 485     }
 486
 487     len = 20;
 488     propvalue = pStgConvertVariantToProperty(&propvar, CP_WINUNICODE, own_propvalue, &len,
 489         0, FALSE, 0);
 490
 491     ok(propvalue == own_propvalue, "unexpected propvalue %p\n", propvalue);
 492     ok(len == 8, "unexpected length %d\n", len);
 493     ok(!memcmp(propvalue, serialized_i4, 8), "got wrong data\n");
 494
 495     propvar.vt = VT_EMPTY;
 496     len = 20;
 497     own_propvalue->dwType = 0xdeadbeef;
 498     propvalue = pStgConvertVariantToProperty(&propvar, CP_WINUNICODE, own_propvalue, &len,
 499         0, FALSE, 0);
 500
 501     ok(propvalue == own_propvalue, "unexpected propvalue %p\n", propvalue);
 502     ok(len == 4 || broken(len == 0) /* before Vista */, "unexpected length %d\n", len);
 503     if (len) ok(!memcmp(propvalue, serialized_empty, 4), "got wrong data\n");
 504     else ok(propvalue->dwType == 0xdeadbeef, "unexpected type %d\n", propvalue->dwType);
 505
 506     propvar.vt = VT_NULL;
 507     len = 20;
 508     propvalue = pStgConvertVariantToProperty(&propvar, CP_WINUNICODE, own_propvalue, &len,
 509         0, FALSE, 0);
 510
 511     ok(propvalue == own_propvalue, "unexpected propvalue %p\n", propvalue);
 512     ok(len == 4, "unexpected length %d\n", len);
 513     ok(!memcmp(propvalue, serialized_null, 4), "got wrong data\n");
 514
 515     test_string_bstr = SysAllocString(test_string);
 516
 517     propvar.vt = VT_BSTR;
 518     U(propvar).bstrVal = test_string_bstr;
 519     len = 20;
 520     propvalue = pStgConvertVariantToProperty(&propvar, CP_WINUNICODE, own_propvalue, &len,
 521         0, FALSE, 0);
 522
 523     ok(propvalue == own_propvalue, "unexpected propvalue %p\n", propvalue);
 524     ok(len == 20, "unexpected length %d\n", len);
 525     ok(!memcmp(propvalue, serialized_bstr_wc, 20), "got wrong data\n");
 526
 527     len = 20;
 528     propvalue = pStgConvertVariantToProperty(&propvar, CP_UTF8, own_propvalue, &len,
 529         0, FALSE, 0);
 530
 531     ok(propvalue == own_propvalue, "unexpected propvalue %p\n", propvalue);
 532     ok(len == 16, "unexpected length %d\n", len);
 533     ok(!memcmp(propvalue, serialized_bstr_mb, 16), "got wrong data\n");
 534
 535     SysFreeString(test_string_bstr);
 536
 537     HeapFree(GetProcessHeap(), 0, own_propvalue);
 538 }
 539
 540 START_TEST(propvariant)
 541 {
 542     test_validtypes();
 543     test_copy();
 544     test_propertytovariant();
 545     test_varianttoproperty();
 546 }