dlls/ole32/tests/stg_prop.c

   1 /* IPropertyStorage unit tests
   2  * Copyright 2005 Juan Lang
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18 #include <stdio.h>
  19 #define COBJMACROS
  20 #include "objbase.h"
  21 #include "wine/test.h"
  22 #include "initguid.h"
  23
  24 DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
  25 DEFINE_GUID(FMTID_SummaryInformation,0xF29F85E0,0x4FF9,0x1068,0xAB,0x91,0x08,0x00,0x2B,0x27,0xB3,0xD9);
  26 DEFINE_GUID(FMTID_DocSummaryInformation,0xD5CDD502,0x2E9C,0x101B,0x93,0x97,0x08,0x00,0x2B,0x2C,0xF9,0xAE);
  27 DEFINE_GUID(FMTID_UserDefinedProperties,0xD5CDD505,0x2E9C,0x101B,0x93,0x97,0x08,0x00,0x2B,0x2C,0xF9,0xAE);
  28
  29 #ifndef PID_BEHAVIOR
  30 #define PID_BEHAVIOR 0x80000003
  31 #endif
  32
  33 static HRESULT (WINAPI *pFmtIdToPropStgName)(const FMTID *, LPOLESTR);
  34 static HRESULT (WINAPI *pPropStgNameToFmtId)(const LPOLESTR, FMTID *);
  35 static HRESULT (WINAPI *pStgCreatePropSetStg)(IStorage *, DWORD, IPropertySetStorage **);
  36
  37 static void init_function_pointers(void)
  38 {
  39     HMODULE hmod = GetModuleHandleA("ole32.dll");
  40     pFmtIdToPropStgName = (void*)GetProcAddress(hmod, "FmtIdToPropStgName");
  41     pPropStgNameToFmtId = (void*)GetProcAddress(hmod, "PropStgNameToFmtId");
  42     pStgCreatePropSetStg = (void*)GetProcAddress(hmod, "StgCreatePropSetStg");
  43 }
  44 /* FIXME: this creates an ANSI storage, try to find conditions under which
  45  * Unicode translation fails
  46  */
  47 static void testProps(void)
  48 {
  49     static const WCHAR szDot[] = { '.',0 };
  50     static const WCHAR szPrefix[] = { 's','t','g',0 };
  51     static WCHAR propName[] = { 'p','r','o','p',0 };
  52     static char val[] = "l33t auth0r";
  53     WCHAR filename[MAX_PATH];
  54     HRESULT hr;
  55     IStorage *storage = NULL;
  56     IPropertySetStorage *propSetStorage = NULL;
  57     IPropertyStorage *propertyStorage = NULL;
  58     PROPSPEC spec;
  59     PROPVARIANT var;
  60     CLIPDATA clipdata;
  61     unsigned char clipcontent[] = "foobar";
  62     GUID anyOldGuid = { 0x12345678,0xdead,0xbeef, {
  63      0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07 } };
  64
  65     if(!GetTempFileNameW(szDot, szPrefix, 0, filename))
  66         return;
  67
  68     DeleteFileW(filename);
  69
  70     hr = StgCreateDocfile(filename,
  71      STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE, 0, &storage);
  72     ok(hr == S_OK, "StgCreateDocfile failed: 0x%08x\n", hr);
  73
  74     if(!pStgCreatePropSetStg)
  75     {
  76         IStorage_Release(storage);
  77         DeleteFileW(filename);
  78         return;
  79     }
  80     hr = pStgCreatePropSetStg(storage, 0, &propSetStorage);
  81     ok(hr == S_OK, "StgCreatePropSetStg failed: 0x%08x\n", hr);
  82
  83     hr = IPropertySetStorage_Create(propSetStorage,
  84      &FMTID_SummaryInformation, NULL, PROPSETFLAG_ANSI,
  85      STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
  86      &propertyStorage);
  87     ok(hr == S_OK, "IPropertySetStorage_Create failed: 0x%08x\n", hr);
  88
  89     hr = IPropertyStorage_WriteMultiple(propertyStorage, 0, NULL, NULL, 0);
  90     ok(hr == S_OK, "WriteMultiple with 0 args failed: 0x%08x\n", hr);
  91     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, NULL, NULL, 0);
  92     ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08x\n", hr);
  93
  94     /* test setting one that I can't set */
  95     spec.ulKind = PRSPEC_PROPID;
  96     U(spec).propid = PID_DICTIONARY;
  97     var.vt = VT_I4;
  98     U(var).lVal = 1;
  99     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 100     ok(hr == STG_E_INVALIDPARAMETER,
 101      "Expected STG_E_INVALIDPARAMETER, got 0x%08x\n", hr);
 102
 103     /* test setting one by name with an invalid propidNameFirst */
 104     spec.ulKind = PRSPEC_LPWSTR;
 105     U(spec).lpwstr = propName;
 106     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var,
 107      PID_DICTIONARY);
 108     ok(hr == STG_E_INVALIDPARAMETER,
 109      "Expected STG_E_INVALIDPARAMETER, got 0x%08x\n", hr);
 110
 111     /* test setting behavior (case-sensitive) */
 112     spec.ulKind = PRSPEC_PROPID;
 113     U(spec).propid = PID_BEHAVIOR;
 114     U(var).lVal = 1;
 115     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 116     ok(hr == STG_E_INVALIDPARAMETER,
 117      "Expected STG_E_INVALIDPARAMETER, got 0x%08x\n", hr);
 118
 119     /* set one by value.. */
 120     spec.ulKind = PRSPEC_PROPID;
 121     U(spec).propid = PID_FIRST_USABLE;
 122     U(var).lVal = 1;
 123     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 124     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 125
 126     /* set one by name */
 127     spec.ulKind = PRSPEC_LPWSTR;
 128     U(spec).lpwstr = propName;
 129     U(var).lVal = 2;
 130     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var,
 131      PID_FIRST_USABLE);
 132     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 133
 134     /* set a string value */
 135     spec.ulKind = PRSPEC_PROPID;
 136     U(spec).propid = PIDSI_AUTHOR;
 137     var.vt = VT_LPSTR;
 138     U(var).pszVal = val;
 139     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 140     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 141
 142     /* set a clipboard value */
 143     spec.ulKind = PRSPEC_PROPID;
 144     U(spec).propid = PIDSI_THUMBNAIL;
 145     var.vt = VT_CF;
 146     clipdata.cbSize = sizeof clipcontent + sizeof (ULONG);
 147     clipdata.ulClipFmt = CF_ENHMETAFILE;
 148     clipdata.pClipData = clipcontent;
 149     U(var).pclipdata = &clipdata;
 150     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 151     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 152
 153
 154     /* check reading */
 155     hr = IPropertyStorage_ReadMultiple(propertyStorage, 0, NULL, NULL);
 156     ok(hr == S_FALSE, "ReadMultiple with 0 args failed: 0x%08x\n", hr);
 157     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, NULL, NULL);
 158     ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08x\n", hr);
 159     /* read by propid */
 160     spec.ulKind = PRSPEC_PROPID;
 161     U(spec).propid = PID_FIRST_USABLE;
 162     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 163     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 164     ok(var.vt == VT_I4 && U(var).lVal == 1,
 165      "Didn't get expected type or value for property (got type %d, value %d)\n",
 166      var.vt, U(var).lVal);
 167     /* read by name */
 168     spec.ulKind = PRSPEC_LPWSTR;
 169     U(spec).lpwstr = propName;
 170     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 171     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 172     ok(var.vt == VT_I4 && U(var).lVal == 2,
 173      "Didn't get expected type or value for property (got type %d, value %d)\n",
 174      var.vt, U(var).lVal);
 175     /* read string value */
 176     spec.ulKind = PRSPEC_PROPID;
 177     U(spec).propid = PIDSI_AUTHOR;
 178     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 179     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 180     ok(var.vt == VT_LPSTR && !lstrcmpA(U(var).pszVal, val),
 181      "Didn't get expected type or value for property (got type %d, value %s)\n",
 182      var.vt, U(var).pszVal);
 183     PropVariantClear(&var);
 184
 185     /* read clipboard format */
 186     spec.ulKind = PRSPEC_PROPID;
 187     U(spec).propid = PIDSI_THUMBNAIL;
 188     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 189     ok(SUCCEEDED(hr), "ReadMultiple failed: 0x%08x\n", hr);
 190     ok(var.vt == VT_CF, "variant type wrong\n");
 191     ok(U(var).pclipdata->ulClipFmt == CF_ENHMETAFILE,
 192         "clipboard type wrong\n");
 193     ok(U(var).pclipdata->cbSize == sizeof clipcontent + sizeof (ULONG),
 194         "clipboard size wrong\n");
 195     ok(!memcmp(U(var).pclipdata->pClipData, clipcontent, sizeof clipcontent),
 196         "clipboard contents wrong\n");
 197     ok(S_OK == PropVariantClear(&var), "failed to clear variant\n");
 198
 199     /* check deleting */
 200     hr = IPropertyStorage_DeleteMultiple(propertyStorage, 0, NULL);
 201     ok(hr == S_OK, "DeleteMultiple with 0 args failed: 0x%08x\n", hr);
 202     hr = IPropertyStorage_DeleteMultiple(propertyStorage, 1, NULL);
 203     ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08x\n", hr);
 204     /* contrary to what the docs say, you can't delete the dictionary */
 205     spec.ulKind = PRSPEC_PROPID;
 206     U(spec).propid = PID_DICTIONARY;
 207     hr = IPropertyStorage_DeleteMultiple(propertyStorage, 1, &spec);
 208     ok(hr == STG_E_INVALIDPARAMETER,
 209      "Expected STG_E_INVALIDPARAMETER, got 0x%08x\n", hr);
 210     /* now delete the first value.. */
 211     U(spec).propid = PID_FIRST_USABLE;
 212     hr = IPropertyStorage_DeleteMultiple(propertyStorage, 1, &spec);
 213     ok(hr == S_OK, "DeleteMultiple failed: 0x%08x\n", hr);
 214     /* and check that it's no longer readable */
 215     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 216     ok(hr == S_FALSE, "Expected S_FALSE, got 0x%08x\n", hr);
 217
 218     hr = IPropertyStorage_Commit(propertyStorage, STGC_DEFAULT);
 219     ok(hr == S_OK, "Commit failed: 0x%08x\n", hr);
 220
 221     /* check reverting */
 222     spec.ulKind = PRSPEC_PROPID;
 223     U(spec).propid = PID_FIRST_USABLE;
 224     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 225     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 226     hr = IPropertyStorage_Revert(propertyStorage);
 227     ok(hr == S_OK, "Revert failed: 0x%08x\n", hr);
 228     /* now check that it's still not there */
 229     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 230     ok(hr == S_FALSE, "Expected S_FALSE, got 0x%08x\n", hr);
 231     /* set an integer value again */
 232     spec.ulKind = PRSPEC_PROPID;
 233     U(spec).propid = PID_FIRST_USABLE;
 234     var.vt = VT_I4;
 235     U(var).lVal = 1;
 236     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 237     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 238     /* commit it */
 239     hr = IPropertyStorage_Commit(propertyStorage, STGC_DEFAULT);
 240     ok(hr == S_OK, "Commit failed: 0x%08x\n", hr);
 241     /* set it to a string value */
 242     var.vt = VT_LPSTR;
 243     U(var).pszVal = val;
 244     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 245     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 246     /* revert it */
 247     hr = IPropertyStorage_Revert(propertyStorage);
 248     ok(hr == S_OK, "Revert failed: 0x%08x\n", hr);
 249     /* Oddly enough, there's no guarantee that a successful revert actually
 250      * implies the value wasn't saved.  Maybe transactional mode needs to be
 251      * used for that?
 252      */
 253
 254     IPropertyStorage_Release(propertyStorage);
 255     propertyStorage = NULL;
 256     IPropertySetStorage_Release(propSetStorage);
 257     propSetStorage = NULL;
 258     IStorage_Release(storage);
 259     storage = NULL;
 260
 261     /* now open it again */
 262     hr = StgOpenStorage(filename, NULL, STGM_READWRITE | STGM_SHARE_EXCLUSIVE,
 263      NULL, 0, &storage);
 264     ok(hr == S_OK, "StgOpenStorage failed: 0x%08x\n", hr);
 265
 266     hr = pStgCreatePropSetStg(storage, 0, &propSetStorage);
 267     ok(hr == S_OK, "StgCreatePropSetStg failed: 0x%08x\n", hr);
 268
 269     hr = IPropertySetStorage_Open(propSetStorage, &FMTID_SummaryInformation,
 270      STGM_READWRITE | STGM_SHARE_EXCLUSIVE, &propertyStorage);
 271     ok(hr == S_OK, "IPropertySetStorage_Open failed: 0x%08x\n", hr);
 272
 273     /* check properties again */
 274     spec.ulKind = PRSPEC_LPWSTR;
 275     U(spec).lpwstr = propName;
 276     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 277     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 278     ok(var.vt == VT_I4 && U(var).lVal == 2,
 279      "Didn't get expected type or value for property (got type %d, value %d)\n",
 280      var.vt, U(var).lVal);
 281     spec.ulKind = PRSPEC_PROPID;
 282     U(spec).propid = PIDSI_AUTHOR;
 283     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 284     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 285     ok(var.vt == VT_LPSTR && !lstrcmpA(U(var).pszVal, val),
 286      "Didn't get expected type or value for property (got type %d, value %s)\n",
 287      var.vt, U(var).pszVal);
 288     PropVariantClear(&var);
 289
 290     IPropertyStorage_Release(propertyStorage);
 291     IPropertySetStorage_Release(propSetStorage);
 292     IStorage_Release(storage);
 293
 294     DeleteFileW(filename);
 295
 296     /* Test creating a property set storage with a random GUID */
 297     hr = StgCreateDocfile(filename,
 298      STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE, 0, &storage);
 299     ok(hr == S_OK, "StgCreateDocfile failed: 0x%08x\n", hr);
 300
 301     if(!pStgCreatePropSetStg)
 302     {
 303         IStorage_Release(storage);
 304         DeleteFileW(filename);
 305         return;
 306     }
 307     hr = pStgCreatePropSetStg(storage, 0, &propSetStorage);
 308     ok(hr == S_OK, "StgCreatePropSetStg failed: 0x%08x\n", hr);
 309
 310     hr = IPropertySetStorage_Create(propSetStorage,
 311      &anyOldGuid, NULL, PROPSETFLAG_ANSI,
 312      STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
 313      &propertyStorage);
 314     ok(hr == S_OK, "IPropertySetStorage_Create failed: 0x%08x\n", hr);
 315
 316     spec.ulKind = PRSPEC_PROPID;
 317     U(spec).propid = PID_FIRST_USABLE;
 318     U(var).lVal = 1;
 319     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 320     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 321
 322     IPropertyStorage_Release(propertyStorage);
 323     IPropertySetStorage_Release(propSetStorage);
 324     IStorage_Release(storage);
 325
 326     /* now open it again */
 327     hr = StgOpenStorage(filename, NULL, STGM_READWRITE | STGM_SHARE_EXCLUSIVE,
 328      NULL, 0, &storage);
 329     ok(hr == S_OK, "StgOpenStorage failed: 0x%08x\n", hr);
 330
 331     hr = pStgCreatePropSetStg(storage, 0, &propSetStorage);
 332     ok(hr == S_OK, "StgCreatePropSetStg failed: 0x%08x\n", hr);
 333
 334     hr = IPropertySetStorage_Open(propSetStorage, &anyOldGuid,
 335      STGM_READWRITE | STGM_SHARE_EXCLUSIVE, &propertyStorage);
 336     ok(hr == S_OK, "IPropertySetStorage_Open failed: 0x%08x\n", hr);
 337
 338     spec.ulKind = PRSPEC_PROPID;
 339     U(spec).propid = PID_FIRST_USABLE;
 340     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 341     ok(hr == S_FALSE, "ReadMultiple failed: 0x%08x\n", hr);
 342
 343     IPropertyStorage_Release(propertyStorage);
 344     IPropertySetStorage_Release(propSetStorage);
 345     IStorage_Release(storage);
 346
 347     DeleteFileW(filename);
 348 }
 349
 350 static void testCodepage(void)
 351 {
 352     static const WCHAR szDot[] = { '.',0 };
 353     static const WCHAR szPrefix[] = { 's','t','g',0 };
 354     static CHAR aval[] = "hi";
 355     static WCHAR wval[] = { 'h','i',0 };
 356     HRESULT hr;
 357     IStorage *storage = NULL;
 358     IPropertySetStorage *propSetStorage = NULL;
 359     IPropertyStorage *propertyStorage = NULL;
 360     PROPSPEC spec;
 361     PROPVARIANT var;
 362     WCHAR fileName[MAX_PATH];
 363
 364     if(!GetTempFileNameW(szDot, szPrefix, 0, fileName))
 365         return;
 366
 367     hr = StgCreateDocfile(fileName,
 368      STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE, 0, &storage);
 369     ok(hr == S_OK, "StgCreateDocfile failed: 0x%08x\n", hr);
 370
 371     if(!pStgCreatePropSetStg)
 372     {
 373         IStorage_Release(storage);
 374         DeleteFileW(fileName);
 375         return;
 376     }
 377     hr = pStgCreatePropSetStg(storage, 0, &propSetStorage);
 378     ok(hr == S_OK, "StgCreatePropSetStg failed: 0x%08x\n", hr);
 379
 380     hr = IPropertySetStorage_Create(propSetStorage,
 381      &FMTID_SummaryInformation, NULL, PROPSETFLAG_DEFAULT,
 382      STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
 383      &propertyStorage);
 384     ok(hr == S_OK, "IPropertySetStorage_Create failed: 0x%08x\n", hr);
 385
 386     PropVariantInit(&var);
 387     spec.ulKind = PRSPEC_PROPID;
 388     U(spec).propid = PID_CODEPAGE;
 389     /* check code page before it's been explicitly set */
 390     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 391     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 392     ok(var.vt == VT_I2 && U(var).iVal == 1200,
 393      "Didn't get expected type or value for property\n");
 394     /* Set the code page to ascii */
 395     var.vt = VT_I2;
 396     U(var).iVal = 1252;
 397     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 398     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 399     /* check code page */
 400     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 401     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 402     ok(var.vt == VT_I2 && U(var).iVal == 1252,
 403      "Didn't get expected type or value for property\n");
 404     /* Set code page to Unicode */
 405     U(var).iVal = 1200;
 406     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 407     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 408     /* check code page */
 409     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 410     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 411     ok(var.vt == VT_I2 && U(var).iVal == 1200,
 412      "Didn't get expected type or value for property\n");
 413     /* Set a string value */
 414     spec.ulKind = PRSPEC_PROPID;
 415     U(spec).propid = PID_FIRST_USABLE;
 416     var.vt = VT_LPSTR;
 417     U(var).pszVal = aval;
 418     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 419     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 420     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 421     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 422     ok(var.vt == VT_LPSTR && !strcmp(U(var).pszVal, "hi"),
 423      "Didn't get expected type or value for property\n");
 424     PropVariantClear(&var);
 425     /* This seemingly non-sensical test is to show that the string is indeed
 426      * interpreted according to the current system code page, not according to
 427      * the property set's code page.  (If the latter were true, the whole
 428      * string would be maintained.  As it is, only the first character is.)
 429      */
 430     var.vt = VT_LPSTR;
 431     U(var).pszVal = (LPSTR)wval;
 432     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 433     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 434     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 435     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 436     ok(var.vt == VT_LPSTR && !strcmp(U(var).pszVal, "h"),
 437      "Didn't get expected type or value for property\n");
 438     PropVariantClear(&var);
 439
 440     /* now that a property's been set, you can't change the code page */
 441     spec.ulKind = PRSPEC_PROPID;
 442     U(spec).propid = PID_CODEPAGE;
 443     var.vt = VT_I2;
 444     U(var).iVal = 1200;
 445     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 446     ok(hr == STG_E_INVALIDPARAMETER,
 447      "Expected STG_E_INVALIDPARAMETER, got 0x%08x\n", hr);
 448
 449     IPropertyStorage_Release(propertyStorage);
 450     IPropertySetStorage_Release(propSetStorage);
 451     IStorage_Release(storage);
 452
 453     DeleteFileW(fileName);
 454
 455     /* same tests, but with PROPSETFLAG_ANSI */
 456     hr = StgCreateDocfile(fileName,
 457      STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE, 0, &storage);
 458     ok(hr == S_OK, "StgCreateDocfile failed: 0x%08x\n", hr);
 459
 460     hr = pStgCreatePropSetStg(storage, 0, &propSetStorage);
 461     ok(hr == S_OK, "StgCreatePropSetStg failed: 0x%08x\n", hr);
 462
 463     hr = IPropertySetStorage_Create(propSetStorage,
 464      &FMTID_SummaryInformation, NULL, PROPSETFLAG_ANSI,
 465      STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
 466      &propertyStorage);
 467     ok(hr == S_OK, "IPropertySetStorage_Create failed: 0x%08x\n", hr);
 468
 469     /* check code page before it's been explicitly set */
 470     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 471     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 472     ok(var.vt == VT_I2, "Didn't get expected type for property (%u)\n", var.vt);
 473     /* Set code page to Unicode */
 474     U(var).iVal = 1200;
 475     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 476     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 477     /* check code page */
 478     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 479     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 480     ok(var.vt == VT_I2 && U(var).iVal == 1200,
 481      "Didn't get expected type or value for property\n");
 482     /* This test is commented out for documentation.  It fails under Wine,
 483      * and I expect it would under Windows as well, yet it succeeds.  There's
 484      * obviously something about string conversion I don't understand.
 485      */
 486     if(0) {
 487     static unsigned char strVal[] = { 0x81, 0xff, 0x04, 0 };
 488     /* Set code page to 950 (Traditional Chinese) */
 489     U(var).iVal = 950;
 490     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 491     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 492     /* Try writing an invalid string: lead byte 0x81 is unused in Traditional
 493      * Chinese.
 494      */
 495     spec.ulKind = PRSPEC_PROPID;
 496     U(spec).propid = PID_FIRST_USABLE;
 497     var.vt = VT_LPSTR;
 498     U(var).pszVal = (LPSTR)strVal;
 499     hr = IPropertyStorage_WriteMultiple(propertyStorage, 1, &spec, &var, 0);
 500     ok(hr == S_OK, "WriteMultiple failed: 0x%08x\n", hr);
 501     /* Check returned string */
 502     hr = IPropertyStorage_ReadMultiple(propertyStorage, 1, &spec, &var);
 503     ok(hr == S_OK, "ReadMultiple failed: 0x%08x\n", hr);
 504     ok(var.vt == VT_LPSTR && !strcmp(U(var).pszVal, (LPCSTR)strVal),
 505      "Didn't get expected type or value for property\n");
 506     }
 507
 508     IPropertyStorage_Release(propertyStorage);
 509     IPropertySetStorage_Release(propSetStorage);
 510     IStorage_Release(storage);
 511
 512     DeleteFileW(fileName);
 513 }
 514
 515 static void testFmtId(void)
 516 {
 517     WCHAR szSummaryInfo[] = { 5,'S','u','m','m','a','r','y',
 518         'I','n','f','o','r','m','a','t','i','o','n',0 };
 519     WCHAR szDocSummaryInfo[] = { 5,'D','o','c','u','m','e','n','t',
 520         'S','u','m','m','a','r','y','I','n','f','o','r','m','a','t','i','o','n',
 521         0 };
 522     WCHAR szIID_IPropSetStg[] = { 5,'0','j','a','a','a','a','a',
 523         'a','A','a','a','a','a','a','d','a','A','a','a','a','a','a','a','a','G',
 524         'c',0 };
 525     WCHAR name[32];
 526     FMTID fmtid;
 527     HRESULT hr;
 528
 529     if (pFmtIdToPropStgName) {
 530     hr = pFmtIdToPropStgName(NULL, name);
 531     ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08x\n", hr);
 532     hr = pFmtIdToPropStgName(&FMTID_SummaryInformation, NULL);
 533     ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08x\n", hr);
 534     hr = pFmtIdToPropStgName(&FMTID_SummaryInformation, name);
 535     ok(hr == S_OK, "FmtIdToPropStgName failed: 0x%08x\n", hr);
 536     ok(!memcmp(name, szSummaryInfo, (lstrlenW(szSummaryInfo) + 1) *
 537      sizeof(WCHAR)), "Got wrong name for FMTID_SummaryInformation\n");
 538     hr = pFmtIdToPropStgName(&FMTID_DocSummaryInformation, name);
 539     ok(hr == S_OK, "FmtIdToPropStgName failed: 0x%08x\n", hr);
 540     ok(!memcmp(name, szDocSummaryInfo, (lstrlenW(szDocSummaryInfo) + 1) *
 541      sizeof(WCHAR)), "Got wrong name for FMTID_DocSummaryInformation\n");
 542     hr = pFmtIdToPropStgName(&FMTID_UserDefinedProperties, name);
 543     ok(hr == S_OK, "FmtIdToPropStgName failed: 0x%08x\n", hr);
 544     ok(!memcmp(name, szDocSummaryInfo, (lstrlenW(szDocSummaryInfo) + 1) *
 545      sizeof(WCHAR)), "Got wrong name for FMTID_DocSummaryInformation\n");
 546     hr = pFmtIdToPropStgName(&IID_IPropertySetStorage, name);
 547     ok(hr == S_OK, "FmtIdToPropStgName failed: 0x%08x\n", hr);
 548     ok(!memcmp(name, szIID_IPropSetStg, (lstrlenW(szIID_IPropSetStg) + 1) *
 549      sizeof(WCHAR)), "Got wrong name for IID_IPropertySetStorage\n");
 550     }
 551
 552     if(pPropStgNameToFmtId) {
 553     /* test args first */
 554     hr = pPropStgNameToFmtId(NULL, NULL);
 555     ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08x\n", hr);
 556     hr = pPropStgNameToFmtId(NULL, &fmtid);
 557     ok(hr == STG_E_INVALIDNAME, "Expected STG_E_INVALIDNAME, got 0x%08x\n",
 558      hr);
 559     hr = pPropStgNameToFmtId(szDocSummaryInfo, NULL);
 560     ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08x\n", hr);
 561     /* test the known format IDs */
 562     hr = pPropStgNameToFmtId(szSummaryInfo, &fmtid);
 563     ok(hr == S_OK, "PropStgNameToFmtId failed: 0x%08x\n", hr);
 564     ok(!memcmp(&fmtid, &FMTID_SummaryInformation, sizeof(fmtid)),
 565      "Got unexpected FMTID, expected FMTID_SummaryInformation\n");
 566     hr = pPropStgNameToFmtId(szDocSummaryInfo, &fmtid);
 567     ok(hr == S_OK, "PropStgNameToFmtId failed: 0x%08x\n", hr);
 568     ok(!memcmp(&fmtid, &FMTID_DocSummaryInformation, sizeof(fmtid)),
 569      "Got unexpected FMTID, expected FMTID_DocSummaryInformation\n");
 570     /* test another GUID */
 571     hr = pPropStgNameToFmtId(szIID_IPropSetStg, &fmtid);
 572     ok(hr == S_OK, "PropStgNameToFmtId failed: 0x%08x\n", hr);
 573     ok(!memcmp(&fmtid, &IID_IPropertySetStorage, sizeof(fmtid)),
 574      "Got unexpected FMTID, expected IID_IPropertySetStorage\n");
 575     /* now check case matching */
 576     CharUpperW(szDocSummaryInfo + 1);
 577     hr = pPropStgNameToFmtId(szDocSummaryInfo, &fmtid);
 578     ok(hr == S_OK, "PropStgNameToFmtId failed: 0x%08x\n", hr);
 579     ok(!memcmp(&fmtid, &FMTID_DocSummaryInformation, sizeof(fmtid)),
 580      "Got unexpected FMTID, expected FMTID_DocSummaryInformation\n");
 581     CharUpperW(szIID_IPropSetStg + 1);
 582     hr = pPropStgNameToFmtId(szIID_IPropSetStg, &fmtid);
 583     ok(hr == S_OK, "PropStgNameToFmtId failed: 0x%08x\n", hr);
 584     ok(!memcmp(&fmtid, &IID_IPropertySetStorage, sizeof(fmtid)),
 585      "Got unexpected FMTID, expected IID_IPropertySetStorage\n");
 586     }
 587 }
 588
 589 START_TEST(stg_prop)
 590 {
 591     init_function_pointers();
 592     testProps();
 593     testCodepage();
 594     testFmtId();
 595 }