dlls/shlwapi/tests/clist.c

   1 /* Unit test suite for SHLWAPI Compact List and IStream ordinal functions
   2  *
   3  * Copyright 2002 Jon Griffiths
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #include "wine/test.h"
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "objbase.h"
  26
  27 typedef struct tagSHLWAPI_CLIST
  28 {
  29   ULONG ulSize;
  30   ULONG ulId;
  31 } SHLWAPI_CLIST, *LPSHLWAPI_CLIST;
  32
  33 typedef const SHLWAPI_CLIST* LPCSHLWAPI_CLIST;
  34
  35 /* Items to add */
  36 static const SHLWAPI_CLIST SHLWAPI_CLIST_items[] =
  37 {
  38   {4, 1},
  39   {8, 3},
  40   {12, 2},
  41   {16, 8},
  42   {20, 9},
  43   {3, 11},
  44   {9, 82},
  45   {33, 16},
  46   {32, 55},
  47   {24, 100},
  48   {39, 116},
  49   { 0, 0}
  50 };
  51
  52 /* Dummy IStream object for testing calls */
  53 typedef struct
  54 {
  55   void* lpVtbl;
  56   ULONG ref;
  57   int   readcalls;
  58   BOOL  failreadcall;
  59   BOOL  failreadsize;
  60   BOOL  readbeyondend;
  61   BOOL  readreturnlarge;
  62   int   writecalls;
  63   BOOL  failwritecall;
  64   BOOL  failwritesize;
  65   int   seekcalls;
  66   int   statcalls;
  67   BOOL  failstatcall;
  68   LPCSHLWAPI_CLIST item;
  69   ULARGE_INTEGER   pos;
  70 } _IDummyStream;
  71
  72 static
  73 HRESULT WINAPI QueryInterface(_IDummyStream *This,REFIID riid, LPVOID *ppvObj)
  74 {
  75   return S_OK;
  76 }
  77
  78 static ULONG WINAPI AddRef(_IDummyStream *This)
  79 {
  80   return ++This->ref;
  81 }
  82
  83 static ULONG WINAPI Release(_IDummyStream *This)
  84 {
  85   return --This->ref;
  86 }
  87
  88 static HRESULT WINAPI Read(_IDummyStream* This, LPVOID lpMem, ULONG ulSize,
  89                            PULONG lpRead)
  90 {
  91   HRESULT hRet = S_OK;
  92   ++This->readcalls;
  93
  94   if (This->failreadcall)
  95   {
  96     return STG_E_ACCESSDENIED;
  97   }
  98   else if (This->failreadsize)
  99   {
 100     *lpRead = ulSize + 8;
 101     return S_OK;
 102   }
 103   else if (This->readreturnlarge)
 104   {
 105     *((ULONG*)lpMem) = 0xffff01;
 106     *lpRead = ulSize;
 107     This->readreturnlarge = FALSE;
 108     return S_OK;
 109   }
 110   if (ulSize == sizeof(ULONG))
 111   {
 112     /* Read size of item */
 113     *((ULONG*)lpMem) = This->item->ulSize ? This->item->ulSize + sizeof(SHLWAPI_CLIST) : 0;
 114     *lpRead = ulSize;
 115   }
 116   else
 117   {
 118     unsigned int i;
 119     char* buff = (char*)lpMem;
 120
 121     /* Read item data */
 122     if (!This->item->ulSize)
 123     {
 124       This->readbeyondend = TRUE;
 125       *lpRead = 0;
 126       return E_FAIL; /* Should never happen */
 127     }
 128     *((ULONG*)lpMem) = This->item->ulId;
 129     *lpRead = ulSize;
 130
 131     for (i = 0; i < This->item->ulSize; i++)
 132       buff[4+i] = i*2;
 133
 134     This->item++;
 135   }
 136   return hRet;
 137 }
 138
 139 static HRESULT WINAPI Write(_IDummyStream* This, LPVOID lpMem, ULONG ulSize,
 140                             PULONG lpWritten)
 141 {
 142   HRESULT hRet = S_OK;
 143
 144   ++This->writecalls;
 145   if (This->failwritecall)
 146   {
 147     return STG_E_ACCESSDENIED;
 148   }
 149   else if (This->failwritesize)
 150   {
 151     *lpWritten = 0;
 152   }
 153   else
 154     *lpWritten = ulSize;
 155   return hRet;
 156 }
 157
 158 static HRESULT WINAPI Seek(_IDummyStream* This, LARGE_INTEGER dlibMove,
 159                            DWORD dwOrigin, ULARGE_INTEGER* plibNewPosition)
 160 {
 161   ++This->seekcalls;
 162   This->pos.QuadPart = dlibMove.QuadPart;
 163   if (plibNewPosition)
 164     plibNewPosition->QuadPart = dlibMove.QuadPart;
 165   return S_OK;
 166 }
 167
 168 static HRESULT WINAPI Stat(_IDummyStream* This, STATSTG* pstatstg,
 169                            DWORD grfStatFlag)
 170 {
 171   ++This->statcalls;
 172   if (This->failstatcall)
 173     return E_FAIL;
 174   if (pstatstg)
 175     pstatstg->cbSize.QuadPart = This->pos.QuadPart;
 176   return S_OK;
 177 }
 178
 179 /* VTable */
 180 static void* iclvt[] =
 181 {
 182   QueryInterface,
 183   AddRef,
 184   Release,
 185   Read,
 186   Write,
 187   Seek,
 188   NULL, /* SetSize */
 189   NULL, /* CopyTo */
 190   NULL, /* Commit */
 191   NULL, /* Revert */
 192   NULL, /* LockRegion */
 193   NULL, /* UnlockRegion */
 194   Stat,
 195   NULL  /* Clone */
 196 };
 197
 198 /* Function ptrs for ordinal calls */
 199 static HMODULE SHLWAPI_hshlwapi = 0;
 200
 201 static VOID    (WINAPI *pSHLWAPI_19)(LPSHLWAPI_CLIST);
 202 static HRESULT (WINAPI *pSHLWAPI_20)(LPSHLWAPI_CLIST*,LPCSHLWAPI_CLIST);
 203 static BOOL    (WINAPI *pSHLWAPI_21)(LPSHLWAPI_CLIST*,ULONG);
 204 static LPSHLWAPI_CLIST (WINAPI *pSHLWAPI_22)(LPSHLWAPI_CLIST,ULONG);
 205 static HRESULT (WINAPI *pSHLWAPI_17)(_IDummyStream*,LPSHLWAPI_CLIST);
 206 static HRESULT (WINAPI *pSHLWAPI_18)(_IDummyStream*,LPSHLWAPI_CLIST*);
 207
 208 static BOOL    (WINAPI *pSHLWAPI_166)(_IDummyStream*);
 209 static HRESULT (WINAPI *pSHLWAPI_184)(_IDummyStream*,LPVOID,ULONG);
 210 static HRESULT (WINAPI *pSHLWAPI_212)(_IDummyStream*,LPCVOID,ULONG);
 211 static HRESULT (WINAPI *pSHLWAPI_213)(_IDummyStream*);
 212 static HRESULT (WINAPI *pSHLWAPI_214)(_IDummyStream*,ULARGE_INTEGER*);
 213
 214
 215 static void InitFunctionPtrs()
 216 {
 217   SHLWAPI_hshlwapi = LoadLibraryA("shlwapi.dll");
 218   ok(SHLWAPI_hshlwapi != 0, "LoadLibrary failed");
 219   if (SHLWAPI_hshlwapi)
 220   {
 221     pSHLWAPI_17 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)17);
 222     ok(pSHLWAPI_17 != 0, "No Ordinal 17");
 223     pSHLWAPI_18 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)18);
 224     ok(pSHLWAPI_18 != 0, "No Ordinal 18");
 225     pSHLWAPI_19 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)19);
 226     ok(pSHLWAPI_19 != 0, "No Ordinal 19");
 227     pSHLWAPI_20 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)20);
 228     ok(pSHLWAPI_20 != 0, "No Ordinal 20");
 229     pSHLWAPI_21 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)21);
 230     ok(pSHLWAPI_21 != 0, "No Ordinal 21");
 231     pSHLWAPI_22 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)22);
 232     ok(pSHLWAPI_22 != 0, "No Ordinal 22");
 233     pSHLWAPI_166 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)166);
 234     ok(pSHLWAPI_166 != 0, "No Ordinal 166");
 235     pSHLWAPI_184 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)184);
 236     ok(pSHLWAPI_184 != 0, "No Ordinal 184");
 237     pSHLWAPI_212 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)212);
 238     ok(pSHLWAPI_212 != 0, "No Ordinal 212");
 239     pSHLWAPI_213 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)213);
 240     ok(pSHLWAPI_213 != 0, "No Ordinal 213");
 241     pSHLWAPI_214 = (void *)GetProcAddress( SHLWAPI_hshlwapi, (LPSTR)214);
 242     ok(pSHLWAPI_214 != 0, "No Ordinal 214");
 243   }
 244 }
 245
 246 static void InitDummyStream(_IDummyStream* iface)
 247 {
 248   iface->lpVtbl = (void*)iclvt;
 249   iface->ref = 1;
 250   iface->readcalls = 0;
 251   iface->failreadcall = FALSE;
 252   iface->failreadsize = FALSE;
 253   iface->readbeyondend = FALSE;
 254   iface->readreturnlarge = FALSE;
 255   iface->writecalls = 0;
 256   iface->failwritecall = FALSE;
 257   iface->failwritesize = FALSE;
 258   iface->seekcalls = 0;
 259   iface->statcalls = 0;
 260   iface->failstatcall = FALSE;
 261   iface->item = SHLWAPI_CLIST_items;
 262   iface->pos.QuadPart = 0;
 263 }
 264
 265
 266 static void test_CList(void)
 267 {
 268   _IDummyStream streamobj;
 269   LPSHLWAPI_CLIST list = NULL;
 270   LPCSHLWAPI_CLIST item = SHLWAPI_CLIST_items;
 271   HRESULT hRet;
 272   LPSHLWAPI_CLIST inserted;
 273   BYTE buff[64];
 274   unsigned int i;
 275
 276   if (!pSHLWAPI_17 || !pSHLWAPI_18 || !pSHLWAPI_19 || !pSHLWAPI_20 ||
 277       !pSHLWAPI_21 || !pSHLWAPI_22)
 278     return;
 279
 280   /* Populate a list and test the items are added correctly */
 281   while (item->ulSize)
 282   {
 283     /* Create item and fill with data */
 284     inserted = (LPSHLWAPI_CLIST)buff;
 285     inserted->ulSize = item->ulSize + sizeof(SHLWAPI_CLIST);
 286     inserted->ulId = item->ulId;
 287     for (i = 0; i < item->ulSize; i++)
 288       buff[sizeof(SHLWAPI_CLIST)+i] = i*2;
 289
 290     /* Add it */
 291     hRet = pSHLWAPI_20(&list, inserted);
 292     ok(hRet > S_OK, "failed list add");
 293
 294     if (hRet > S_OK)
 295     {
 296       ok(list && list->ulSize, "item not added");
 297
 298       /* Find it */
 299       inserted = pSHLWAPI_22(list, item->ulId);
 300       ok(inserted != NULL, "lost after adding");
 301
 302       ok(!inserted || inserted->ulId != -1, "find returned a container");
 303
 304       /* Check size */
 305       if (inserted && inserted->ulSize & 0x3)
 306       {
 307         /* Contained */
 308         ok(inserted[-1].ulId == -1, "invalid size is not countained");
 309         ok(inserted[-1].ulSize > inserted->ulSize+sizeof(SHLWAPI_CLIST),
 310            "container too small");
 311       }
 312       else if (inserted)
 313       {
 314         ok(inserted->ulSize==item->ulSize+sizeof(SHLWAPI_CLIST),
 315            "id %ld size wrong (%ld!=%ld)", inserted->ulId, inserted->ulSize,
 316            item->ulSize+sizeof(SHLWAPI_CLIST));
 317       }
 318       if (inserted)
 319       {
 320         BOOL bDataOK = TRUE;
 321         LPBYTE bufftest = (LPBYTE)inserted;
 322
 323         for (i = 0; i < inserted->ulSize - sizeof(SHLWAPI_CLIST); i++)
 324           if (bufftest[sizeof(SHLWAPI_CLIST)+i] != i*2)
 325             bDataOK = FALSE;
 326
 327         ok(bDataOK == TRUE, "data corrupted on insert");
 328       }
 329       ok(!inserted || inserted->ulId==item->ulId, "find got wrong item");
 330     }
 331     item++;
 332   }
 333
 334   /* Write the list */
 335   InitDummyStream(&streamobj);
 336
 337   hRet = pSHLWAPI_17(&streamobj, list);
 338   ok(hRet == S_OK, "write failed");
 339   if (hRet == S_OK)
 340   {
 341     /* 1 call for each element, + 1 for OK (use our null element for this) */
 342     ok(streamobj.writecalls == sizeof(SHLWAPI_CLIST_items)/sizeof(SHLWAPI_CLIST),
 343        "wrong call count");
 344     ok(streamobj.readcalls == 0,"called Read() in write");
 345     ok(streamobj.seekcalls == 0,"called Seek() in write");
 346   }
 347
 348   /* Failure cases for writing */
 349   InitDummyStream(&streamobj);
 350   streamobj.failwritecall = TRUE;
 351   hRet = pSHLWAPI_17(&streamobj, list);
 352   ok(hRet == STG_E_ACCESSDENIED, "changed object failure return");
 353   ok(streamobj.writecalls == 1, "called object after failure");
 354   ok(streamobj.readcalls == 0,"called Read() after failure");
 355   ok(streamobj.seekcalls == 0,"called Seek() after failure");
 356
 357   InitDummyStream(&streamobj);
 358   streamobj.failwritesize = TRUE;
 359   hRet = pSHLWAPI_17(&streamobj, list);
 360   ok(hRet == STG_E_MEDIUMFULL, "changed size failure return");
 361   ok(streamobj.writecalls == 1, "called object after size failure");
 362   ok(streamobj.readcalls == 0,"called Read() after failure");
 363   ok(streamobj.seekcalls == 0,"called Seek() after failure");
 364
 365   /* Invalid inputs for adding */
 366   inserted = (LPSHLWAPI_CLIST)buff;
 367   inserted->ulSize = sizeof(SHLWAPI_CLIST) -1;
 368   inserted->ulId = 33;
 369   hRet = pSHLWAPI_20(&list, inserted);
 370   /* The call succeeds but the item is not inserted */
 371   ok(hRet == S_OK, "failed bad element size");
 372   inserted = pSHLWAPI_22(list, 33);
 373   ok(inserted == NULL, "inserted bad element size");
 374
 375   inserted = (LPSHLWAPI_CLIST)buff;
 376   inserted->ulSize = 44;
 377   inserted->ulId = -1;
 378   hRet = pSHLWAPI_20(&list, inserted);
 379   /* The call succeeds but the item is not inserted */
 380   ok(hRet == S_OK, "failed adding a container");
 381
 382   item = SHLWAPI_CLIST_items;
 383
 384   /* Look for non-existing item in populated list */
 385   inserted = pSHLWAPI_22(list, 99999999);
 386   ok(inserted == NULL, "found a non-existing item");
 387
 388   while (item->ulSize)
 389   {
 390     /* Delete items */
 391     BOOL bRet = pSHLWAPI_21(&list, item->ulId);
 392     ok(bRet == TRUE, "couldn't find item to delete");
 393     item++;
 394   }
 395
 396   /* Look for non-existing item in empty list */
 397   inserted = pSHLWAPI_22(list, 99999999);
 398   ok(inserted == NULL, "found an item in empty list");
 399
 400   /* Create a list by reading in data */
 401   InitDummyStream(&streamobj);
 402
 403   hRet = pSHLWAPI_18(&streamobj, &list);
 404   ok(hRet == S_OK, "failed create from Read()");
 405   if (hRet == S_OK)
 406   {
 407     ok(streamobj.readbeyondend == FALSE, "read beyond end");
 408     /* 2 calls per item, but only 1 for the terminator */
 409     ok(streamobj.readcalls == sizeof(SHLWAPI_CLIST_items)/sizeof(SHLWAPI_CLIST)*2-1,
 410        "wrong call count");
 411     ok(streamobj.writecalls == 0, "called Write() from create");
 412     ok(streamobj.seekcalls == 0,"called Seek() from create");
 413
 414     item = SHLWAPI_CLIST_items;
 415
 416     /* Check the items were added correctly */
 417     while (item->ulSize)
 418     {
 419       inserted = pSHLWAPI_22(list, item->ulId);
 420       ok(inserted != NULL, "lost after adding");
 421
 422       ok(!inserted || inserted->ulId != -1, "find returned a container");
 423
 424       /* Check size */
 425       if (inserted && inserted->ulSize & 0x3)
 426       {
 427         /* Contained */
 428         ok(inserted[-1].ulId == -1, "invalid size is not countained");
 429         ok(inserted[-1].ulSize > inserted->ulSize+sizeof(SHLWAPI_CLIST),
 430            "container too small");
 431       }
 432       else if (inserted)
 433       {
 434         ok(inserted->ulSize==item->ulSize+sizeof(SHLWAPI_CLIST),
 435            "id %ld size wrong (%ld!=%ld)", inserted->ulId, inserted->ulSize,
 436            item->ulSize+sizeof(SHLWAPI_CLIST));
 437       }
 438       ok(!inserted || inserted->ulId==item->ulId, "find got wrong item");
 439       if (inserted)
 440       {
 441         BOOL bDataOK = TRUE;
 442         LPBYTE bufftest = (LPBYTE)inserted;
 443
 444         for (i = 0; i < inserted->ulSize - sizeof(SHLWAPI_CLIST); i++)
 445           if (bufftest[sizeof(SHLWAPI_CLIST)+i] != i*2)
 446             bDataOK = FALSE;
 447
 448         ok(bDataOK == TRUE, "data corrupted on insert");
 449       }
 450       item++;
 451     }
 452   }
 453
 454   /* Failure cases for reading */
 455   InitDummyStream(&streamobj);
 456   streamobj.failreadcall = TRUE;
 457   hRet = pSHLWAPI_18(&streamobj, &list);
 458   ok(hRet == STG_E_ACCESSDENIED, "changed object failure return");
 459   ok(streamobj.readbeyondend == FALSE, "read beyond end");
 460   ok(streamobj.readcalls == 1, "called object after read failure");
 461   ok(streamobj.writecalls == 0,"called Write() after read failure");
 462   ok(streamobj.seekcalls == 0,"called Seek() after read failure");
 463
 464   /* Read returns large object */
 465   InitDummyStream(&streamobj);
 466   streamobj.readreturnlarge = TRUE;
 467   hRet = pSHLWAPI_18(&streamobj, &list);
 468   ok(hRet == S_OK, "failed create from Read() with large item");
 469   ok(streamobj.readbeyondend == FALSE, "read beyond end");
 470   ok(streamobj.readcalls == 1,"wrong call count");
 471   ok(streamobj.writecalls == 0,"called Write() after read failure");
 472   ok(streamobj.seekcalls == 2,"wrong Seek() call count (%d)", streamobj.seekcalls);
 473
 474   pSHLWAPI_19(list);
 475 }
 476
 477 static void test_SHLWAPI_166(void)
 478 {
 479   _IDummyStream streamobj;
 480   BOOL bRet;
 481
 482   if (!pSHLWAPI_166)
 483     return;
 484
 485   InitDummyStream(&streamobj);
 486   bRet = pSHLWAPI_166(&streamobj);
 487
 488   ok(bRet == TRUE, "failed before seek adjusted");
 489   ok(streamobj.readcalls == 0, "called Read()");
 490   ok(streamobj.writecalls == 0, "called Write()");
 491   ok(streamobj.seekcalls == 0, "called Seek()");
 492   ok(streamobj.statcalls == 1, "wrong call count");
 493
 494   streamobj.statcalls = 0;
 495   streamobj.pos.QuadPart = 50001;
 496
 497   bRet = pSHLWAPI_166(&streamobj);
 498
 499   ok(bRet == FALSE, "failed after seek adjusted");
 500   ok(streamobj.readcalls == 0, "called Read()");
 501   ok(streamobj.writecalls == 0, "called Write()");
 502   ok(streamobj.seekcalls == 0, "called Seek()");
 503   ok(streamobj.statcalls == 1, "wrong call count");
 504
 505   /* Failure cases */
 506   InitDummyStream(&streamobj);
 507   streamobj.pos.QuadPart = 50001;
 508   streamobj.failstatcall = TRUE; /* 1: Stat() Bad, Read() OK */
 509   bRet = pSHLWAPI_166(&streamobj);
 510   ok(bRet == FALSE, "should be FALSE after read is OK");
 511   ok(streamobj.readcalls == 1, "wrong call count");
 512   ok(streamobj.writecalls == 0, "called Write()");
 513   ok(streamobj.seekcalls == 1, "wrong call count");
 514   ok(streamobj.statcalls == 1, "wrong call count");
 515   ok(streamobj.pos.QuadPart == 0, "Didn't seek to start");
 516
 517   InitDummyStream(&streamobj);
 518   streamobj.pos.QuadPart = 50001;
 519   streamobj.failstatcall = TRUE;
 520   streamobj.failreadcall = TRUE; /* 2: Stat() Bad, Read() Bad Also */
 521   bRet = pSHLWAPI_166(&streamobj);
 522   ok(bRet == TRUE, "Should be true after read fails");
 523   ok(streamobj.readcalls == 1, "wrong call count");
 524   ok(streamobj.writecalls == 0, "called Write()");
 525   ok(streamobj.seekcalls == 0, "Called Seek()");
 526   ok(streamobj.statcalls == 1, "wrong call count");
 527   ok(streamobj.pos.QuadPart == 50001, "called Seek() after read failed");
 528 }
 529
 530 static void test_SHLWAPI_184(void)
 531 {
 532   _IDummyStream streamobj;
 533   char buff[256];
 534   HRESULT hRet;
 535
 536   if (!pSHLWAPI_184)
 537     return;
 538
 539   InitDummyStream(&streamobj);
 540   hRet = pSHLWAPI_184(&streamobj, buff, sizeof(buff));
 541
 542   ok(hRet == S_OK, "failed Read()");
 543   ok(streamobj.readcalls == 1, "wrong call count");
 544   ok(streamobj.writecalls == 0, "called Write()");
 545   ok(streamobj.seekcalls == 0, "called Seek()");
 546 }
 547
 548 static void test_SHLWAPI_212(void)
 549 {
 550   _IDummyStream streamobj;
 551   char buff[256];
 552   HRESULT hRet;
 553
 554   if (!pSHLWAPI_212)
 555     return;
 556
 557   InitDummyStream(&streamobj);
 558   hRet = pSHLWAPI_212(&streamobj, buff, sizeof(buff));
 559
 560   ok(hRet == S_OK, "failed Write()");
 561   ok(streamobj.readcalls == 0, "called Read()");
 562   ok(streamobj.writecalls == 1, "wrong call count");
 563   ok(streamobj.seekcalls == 0, "called Seek()");
 564 }
 565
 566 static void test_SHLWAPI_213(void)
 567 {
 568   _IDummyStream streamobj;
 569   ULARGE_INTEGER ul;
 570   LARGE_INTEGER ll;
 571   HRESULT hRet;
 572
 573   if (!pSHLWAPI_213 || !pSHLWAPI_214)
 574     return;
 575
 576   InitDummyStream(&streamobj);
 577   ll.QuadPart = 5000l;
 578   Seek(&streamobj, ll, 0, NULL); /* Seek to 5000l */
 579
 580   streamobj.seekcalls = 0;
 581   pSHLWAPI_213(&streamobj); /* Should rewind */
 582   ok(streamobj.statcalls == 0, "called Stat()");
 583   ok(streamobj.readcalls == 0, "called Read()");
 584   ok(streamobj.writecalls == 0, "called Write()");
 585   ok(streamobj.seekcalls == 1, "wrong call count");
 586
 587   ul.QuadPart = 50001;
 588   hRet = pSHLWAPI_214(&streamobj, &ul);
 589   ok(hRet == S_OK, "failed Stat()");
 590   ok(ul.QuadPart == 0, "213 didn't rewind stream");
 591 }
 592
 593 static void test_SHLWAPI_214(void)
 594 {
 595   _IDummyStream streamobj;
 596   ULARGE_INTEGER ul;
 597   LARGE_INTEGER ll;
 598   HRESULT hRet;
 599
 600   if (!pSHLWAPI_214)
 601     return;
 602
 603   InitDummyStream(&streamobj);
 604   ll.QuadPart = 5000l;
 605   Seek(&streamobj, ll, 0, NULL);
 606   ul.QuadPart = 0;
 607   streamobj.seekcalls = 0;
 608   hRet = pSHLWAPI_214(&streamobj, &ul);
 609
 610   ok(hRet == S_OK, "failed Stat()");
 611   ok(streamobj.statcalls == 1, "wrong call count");
 612   ok(streamobj.readcalls == 0, "called Read()");
 613   ok(streamobj.writecalls == 0, "called Write()");
 614   ok(streamobj.seekcalls == 0, "called Seek()");
 615   ok(ul.QuadPart == 5000l, "Stat gave wrong size");
 616 }
 617
 618 START_TEST(clist)
 619 {
 620   InitFunctionPtrs();
 621
 622   test_CList();
 623
 624   test_SHLWAPI_166();
 625   test_SHLWAPI_184();
 626   test_SHLWAPI_212();
 627   test_SHLWAPI_213();
 628   test_SHLWAPI_214();
 629
 630   if (SHLWAPI_hshlwapi)
 631     FreeLibrary(SHLWAPI_hshlwapi);
 632 }