dlls/msacm32/tests/msacm.c

   1 /*
   2  * Unit tests for msacm functions
   3  *
   4  * Copyright (c) 2004 Robert Reif
   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 <stdarg.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <math.h>
  25
  26 #include "wine/test.h"
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winnls.h"
  30 #include "mmsystem.h"
  31 #define NOBITMAP
  32 #include "mmreg.h"
  33 #include "msacm.h"
  34
  35 static BOOL CALLBACK FormatTagEnumProc(HACMDRIVERID hadid,
  36                                        PACMFORMATTAGDETAILS paftd,
  37                                        DWORD dwInstance,
  38                                        DWORD fdwSupport)
  39 {
  40     if (winetest_interactive)
  41         trace("   Format 0x%04x: %s\n", paftd->dwFormatTag, paftd->szFormatTag);
  42
  43     return TRUE;
  44 }
  45
  46 static BOOL CALLBACK FormatEnumProc(HACMDRIVERID hadid,
  47                                     LPACMFORMATDETAILS pafd,
  48                                     DWORD dwInstance,
  49                                     DWORD fd)
  50 {
  51     if (winetest_interactive)
  52         trace("   0x%04x, %s\n", pafd->dwFormatTag, pafd->szFormat);
  53
  54     return TRUE;
  55 }
  56
  57 static BOOL CALLBACK DriverEnumProc(HACMDRIVERID hadid,
  58                                     DWORD dwInstance,
  59                                     DWORD fdwSupport)
  60 {
  61     MMRESULT rc;
  62     ACMDRIVERDETAILS dd;
  63     HACMDRIVER had;
  64
  65     DWORD dwDriverPriority;
  66     DWORD dwDriverSupport;
  67
  68     if (winetest_interactive) {
  69         trace("id: %p\n", hadid);
  70         trace("  Supports:\n");
  71         if (fdwSupport & ACMDRIVERDETAILS_SUPPORTF_ASYNC)
  72             trace("    async conversions\n");
  73         if (fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CODEC)
  74             trace("    different format conversions\n");
  75         if (fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CONVERTER)
  76             trace("    same format conversions\n");
  77         if (fdwSupport & ACMDRIVERDETAILS_SUPPORTF_FILTER)
  78             trace("    filtering\n");
  79     }
  80
  81     /* try an invalid pointer */
  82     rc = acmDriverDetails(hadid, 0, 0);
  83     ok(rc == MMSYSERR_INVALPARAM,
  84        "acmDriverDetails(): rc = %08x, should be %08x\n",
  85        rc, MMSYSERR_INVALPARAM);
  86
  87     /* try an invalid structure size */
  88     ZeroMemory(&dd, sizeof(dd));
  89     rc = acmDriverDetails(hadid, &dd, 0);
  90     ok(rc == MMSYSERR_INVALPARAM,
  91        "acmDriverDetails(): rc = %08x, should be %08x\n",
  92        rc, MMSYSERR_INVALPARAM);
  93
  94     /* MSDN says this should fail but it doesn't in practice */
  95     dd.cbStruct = 4;
  96     rc = acmDriverDetails(hadid, &dd, 0);
  97     ok(rc == MMSYSERR_NOERROR,
  98        "acmDriverDetails(): rc = %08x, should be %08x\n",
  99        rc, MMSYSERR_NOERROR);
 100
 101     /* try an invalid handle */
 102     dd.cbStruct = sizeof(dd);
 103     rc = acmDriverDetails((HACMDRIVERID)1, &dd, 0);
 104     ok(rc == MMSYSERR_INVALHANDLE,
 105        "acmDriverDetails(): rc = %08x, should be %08x\n",
 106        rc, MMSYSERR_INVALHANDLE);
 107
 108     /* try an invalid handle and pointer */
 109     rc = acmDriverDetails((HACMDRIVERID)1, 0, 0);
 110     ok(rc == MMSYSERR_INVALPARAM,
 111        "acmDriverDetails(): rc = %08x, should be %08x\n",
 112        rc, MMSYSERR_INVALPARAM);
 113
 114     /* try invalid details */
 115     rc = acmDriverDetails(hadid, &dd, -1);
 116     ok(rc == MMSYSERR_INVALFLAG,
 117        "acmDriverDetails(): rc = %08x, should be %08x\n",
 118        rc, MMSYSERR_INVALFLAG);
 119
 120     /* try valid parameters */
 121     rc = acmDriverDetails(hadid, &dd, 0);
 122     ok(rc == MMSYSERR_NOERROR,
 123        "acmDriverDetails(): rc = %08x, should be %08x\n",
 124        rc, MMSYSERR_NOERROR);
 125
 126     /* cbStruct should contain size of returned data (at most sizeof(dd))
 127        TODO: should it be *exactly* sizeof(dd), as tested here?
 128      */
 129     if (rc == MMSYSERR_NOERROR) {
 130         ok(dd.cbStruct == sizeof(dd),
 131             "acmDriverDetails(): cbStruct = %08x, should be %08lx\n",
 132             dd.cbStruct, (unsigned long)sizeof(dd));
 133     }
 134
 135     if (rc == MMSYSERR_NOERROR && winetest_interactive) {
 136         trace("  Short name: %s\n", dd.szShortName);
 137         trace("  Long name: %s\n", dd.szLongName);
 138         trace("  Copyright: %s\n", dd.szCopyright);
 139         trace("  Licensing: %s\n", dd.szLicensing);
 140         trace("  Features: %s\n", dd.szFeatures);
 141         trace("  Supports %u formats\n", dd.cFormatTags);
 142         trace("  Supports %u filter formats\n", dd.cFilterTags);
 143     }
 144
 145     /* try bad pointer */
 146     rc = acmMetrics((HACMOBJ)hadid, ACM_METRIC_DRIVER_PRIORITY, 0);
 147     ok(rc == MMSYSERR_INVALPARAM,
 148         "acmMetrics(): rc = %08x, should be %08x\n",
 149         rc, MMSYSERR_INVALPARAM);
 150
 151     /* try bad handle */
 152     rc = acmMetrics((HACMOBJ)1, ACM_METRIC_DRIVER_PRIORITY, &dwDriverPriority);
 153     ok(rc == MMSYSERR_INVALHANDLE,
 154         "acmMetrics(): rc = %08x, should be %08x\n",
 155         rc, MMSYSERR_INVALHANDLE);
 156
 157     /* try bad pointer and handle */
 158     rc = acmMetrics((HACMOBJ)1, ACM_METRIC_DRIVER_PRIORITY, 0);
 159     ok(rc == MMSYSERR_INVALHANDLE,
 160         "acmMetrics(): rc = %08x, should be %08x\n",
 161         rc, MMSYSERR_INVALHANDLE);
 162
 163     /* try valid parameters */
 164     rc = acmMetrics((HACMOBJ)hadid, ACM_METRIC_DRIVER_PRIORITY, &dwDriverSupport);
 165     ok(rc == MMSYSERR_NOERROR,
 166         "acmMetrics(): rc = %08x, should be %08x\n",
 167         rc, MMSYSERR_NOERROR);
 168
 169     /* try bad pointer */
 170     rc = acmMetrics((HACMOBJ)hadid, ACM_METRIC_DRIVER_SUPPORT, 0);
 171     ok(rc == MMSYSERR_INVALPARAM,
 172         "acmMetrics(): rc = %08x, should be %08x\n",
 173         rc, MMSYSERR_INVALPARAM);
 174
 175     /* try bad handle */
 176     rc = acmMetrics((HACMOBJ)1, ACM_METRIC_DRIVER_SUPPORT, &dwDriverSupport);
 177     ok(rc == MMSYSERR_INVALHANDLE,
 178         "acmMetrics(): rc = %08x, should be %08x\n",
 179         rc, MMSYSERR_INVALHANDLE);
 180
 181     /* try bad pointer and handle */
 182     rc = acmMetrics((HACMOBJ)1, ACM_METRIC_DRIVER_SUPPORT, 0);
 183     ok(rc == MMSYSERR_INVALHANDLE,
 184         "acmMetrics(): rc = %08x, should be %08x\n",
 185         rc, MMSYSERR_INVALHANDLE);
 186
 187     /* try valid parameters */
 188     rc = acmMetrics((HACMOBJ)hadid, ACM_METRIC_DRIVER_SUPPORT, &dwDriverSupport);
 189     ok(rc == MMSYSERR_NOERROR,
 190         "acmMetrics(): rc = %08x, should be %08x\n",
 191         rc, MMSYSERR_NOERROR);
 192
 193     /* try invalid pointer */
 194     rc = acmDriverOpen(0, hadid, 0);
 195     ok(rc == MMSYSERR_INVALPARAM,
 196        "acmDriverOpen(): rc = %08x, should be %08x\n",
 197        rc, MMSYSERR_INVALPARAM);
 198
 199     /* try invalid handle */
 200     rc = acmDriverOpen(&had, (HACMDRIVERID)1, 0);
 201     ok(rc == MMSYSERR_INVALHANDLE,
 202        "acmDriverOpen(): rc = %08x, should be %08x\n",
 203        rc, MMSYSERR_INVALHANDLE);
 204
 205     /* try invalid open */
 206     rc = acmDriverOpen(&had, hadid, -1);
 207     ok(rc == MMSYSERR_INVALFLAG,
 208        "acmDriverOpen(): rc = %08x, should be %08x\n",
 209        rc, MMSYSERR_INVALFLAG);
 210
 211     /* try valid parameters */
 212     rc = acmDriverOpen(&had, hadid, 0);
 213     ok(rc == MMSYSERR_NOERROR,
 214        "acmDriverOpen(): rc = %08x, should be %08x\n",
 215        rc, MMSYSERR_NOERROR);
 216
 217     if (rc == MMSYSERR_NOERROR) {
 218         DWORD dwSize;
 219         HACMDRIVERID hid;
 220
 221         /* try bad pointer */
 222         rc = acmDriverID((HACMOBJ)had, 0, 0);
 223         ok(rc == MMSYSERR_INVALPARAM,
 224            "acmDriverID(): rc = %08x, should be %08x\n",
 225            rc, MMSYSERR_INVALPARAM);
 226
 227         /* try bad handle */
 228         rc = acmDriverID((HACMOBJ)1, &hid, 0);
 229         ok(rc == MMSYSERR_INVALHANDLE,
 230            "acmDriverID(): rc = %08x, should be %08x\n",
 231            rc, MMSYSERR_INVALHANDLE);
 232
 233         /* try bad handle and pointer */
 234         rc = acmDriverID((HACMOBJ)1, 0, 0);
 235         ok(rc == MMSYSERR_INVALHANDLE,
 236            "acmDriverID(): rc = %08x, should be %08x\n",
 237            rc, MMSYSERR_INVALHANDLE);
 238
 239         /* try bad flag */
 240         rc = acmDriverID((HACMOBJ)had, &hid, 1);
 241         ok(rc == MMSYSERR_INVALFLAG,
 242            "acmDriverID(): rc = %08x, should be %08x\n",
 243            rc, MMSYSERR_INVALFLAG);
 244
 245         /* try valid parameters */
 246         rc = acmDriverID((HACMOBJ)had, &hid, 0);
 247         ok(rc == MMSYSERR_NOERROR,
 248            "acmDriverID(): rc = %08x, should be %08x\n",
 249            rc, MMSYSERR_NOERROR);
 250         ok(hid == hadid,
 251            "acmDriverID() returned ID %p doesn't equal %p\n",
 252            hid, hadid);
 253
 254         /* try bad pointer */
 255         rc = acmMetrics((HACMOBJ)had, ACM_METRIC_MAX_SIZE_FORMAT, 0);
 256         ok(rc == MMSYSERR_INVALPARAM,
 257            "acmMetrics(): rc = %08x, should be %08x\n",
 258            rc, MMSYSERR_INVALPARAM);
 259
 260         /* try bad handle */
 261         rc = acmMetrics((HACMOBJ)1, ACM_METRIC_MAX_SIZE_FORMAT, &dwSize);
 262         ok(rc == MMSYSERR_INVALHANDLE,
 263            "acmMetrics(): rc = %08x, should be %08x\n",
 264            rc, MMSYSERR_INVALHANDLE);
 265
 266         /* try bad pointer and handle */
 267         rc = acmMetrics((HACMOBJ)1, ACM_METRIC_MAX_SIZE_FORMAT, 0);
 268         ok(rc == MMSYSERR_INVALHANDLE,
 269            "acmMetrics(): rc = %08x, should be %08x\n",
 270            rc, MMSYSERR_INVALHANDLE);
 271
 272         /* try valid parameters */
 273         rc = acmMetrics((HACMOBJ)had, ACM_METRIC_MAX_SIZE_FORMAT, &dwSize);
 274         ok(rc == MMSYSERR_NOERROR,
 275            "acmMetrics(): rc = %08x, should be %08x\n",
 276            rc, MMSYSERR_NOERROR);
 277         if (rc == MMSYSERR_NOERROR) {
 278             ACMFORMATDETAILS fd;
 279             WAVEFORMATEX * pwfx;
 280             ACMFORMATTAGDETAILS aftd;
 281
 282             /* try bad pointer */
 283             rc = acmFormatEnum(had, 0, FormatEnumProc, 0, 0);
 284             ok(rc == MMSYSERR_INVALPARAM,
 285                "acmFormatEnum(): rc = %08x, should be %08x\n",
 286                 rc, MMSYSERR_INVALPARAM);
 287
 288             /* try bad structure size */
 289             ZeroMemory(&fd, sizeof(fd));
 290             rc = acmFormatEnum(had, &fd, FormatEnumProc, 0, 0);
 291             ok(rc == MMSYSERR_INVALPARAM,
 292                "acmFormatEnum(): rc = %08x, should be %08x\n",
 293                rc, MMSYSERR_INVALPARAM);
 294
 295             fd.cbStruct = sizeof(fd) - 1;
 296             rc = acmFormatEnum(had, &fd, FormatEnumProc, 0, 0);
 297             ok(rc == MMSYSERR_INVALPARAM,
 298                "acmFormatEnum(): rc = %08x, should be %08x\n",
 299                rc, MMSYSERR_INVALPARAM);
 300
 301             if (dwSize < sizeof(WAVEFORMATEX))
 302                 dwSize = sizeof(WAVEFORMATEX);
 303
 304             pwfx = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, dwSize);
 305
 306             pwfx->cbSize = LOWORD(dwSize) - sizeof(WAVEFORMATEX);
 307             pwfx->wFormatTag = WAVE_FORMAT_UNKNOWN;
 308
 309             fd.cbStruct = sizeof(fd);
 310             fd.pwfx = pwfx;
 311             fd.cbwfx = dwSize;
 312             fd.dwFormatTag = WAVE_FORMAT_UNKNOWN;
 313
 314             /* try valid parameters */
 315             rc = acmFormatEnum(had, &fd, FormatEnumProc, 0, 0);
 316             ok(rc == MMSYSERR_NOERROR,
 317                "acmFormatEnum(): rc = %08x, should be %08x\n",
 318                rc, MMSYSERR_NOERROR);
 319
 320             /* try bad pointer */
 321             rc = acmFormatTagEnum(had, 0, FormatTagEnumProc, 0, 0);
 322             ok(rc == MMSYSERR_INVALPARAM,
 323                "acmFormatTagEnum(): rc = %08x, should be %08x\n",
 324                 rc, MMSYSERR_INVALPARAM);
 325
 326             /* try bad structure size */
 327             ZeroMemory(&aftd, sizeof(aftd));
 328             rc = acmFormatTagEnum(had, &aftd, FormatTagEnumProc, 0, 0);
 329             ok(rc == MMSYSERR_INVALPARAM,
 330                "acmFormatTagEnum(): rc = %08x, should be %08x\n",
 331                rc, MMSYSERR_INVALPARAM);
 332
 333             aftd.cbStruct = sizeof(aftd) - 1;
 334             rc = acmFormatTagEnum(had, &aftd, FormatTagEnumProc, 0, 0);
 335             ok(rc == MMSYSERR_INVALPARAM,
 336                "acmFormatTagEnum(): rc = %08x, should be %08x\n",
 337                rc, MMSYSERR_INVALPARAM);
 338
 339             aftd.cbStruct = sizeof(aftd);
 340             aftd.dwFormatTag = WAVE_FORMAT_UNKNOWN;
 341
 342             /* try bad flag */
 343             rc = acmFormatTagEnum(had, &aftd, FormatTagEnumProc, 0, 1);
 344             ok(rc == MMSYSERR_INVALFLAG,
 345                "acmFormatTagEnum(): rc = %08x, should be %08x\n",
 346                rc, MMSYSERR_INVALFLAG);
 347
 348             /* try valid parameters */
 349             rc = acmFormatTagEnum(had, &aftd, FormatTagEnumProc, 0, 0);
 350             ok(rc == MMSYSERR_NOERROR,
 351                "acmFormatTagEnum(): rc = %08x, should be %08x\n",
 352                rc, MMSYSERR_NOERROR);
 353
 354             HeapFree(GetProcessHeap(), 0, pwfx);
 355
 356             /* try invalid handle */
 357             rc = acmDriverClose((HACMDRIVER)1, 0);
 358             ok(rc == MMSYSERR_INVALHANDLE,
 359                "acmDriverClose(): rc = %08x, should be %08x\n",
 360                rc, MMSYSERR_INVALHANDLE);
 361
 362             /* try invalid flag */
 363             rc = acmDriverClose(had, 1);
 364             ok(rc == MMSYSERR_INVALFLAG,
 365                "acmDriverClose(): rc = %08x, should be %08x\n",
 366                rc, MMSYSERR_INVALFLAG);
 367
 368             /* try valid parameters */
 369             rc = acmDriverClose(had, 0);
 370             ok(rc == MMSYSERR_NOERROR,
 371                "acmDriverClose(): rc = %08x, should be %08x\n",
 372                rc, MMSYSERR_NOERROR);
 373
 374             /* try closing again */
 375             rc = acmDriverClose(had, 0);
 376             ok(rc == MMSYSERR_INVALHANDLE,
 377                "acmDriverClose(): rc = %08x, should be %08x\n",
 378                rc, MMSYSERR_INVALHANDLE);
 379         }
 380     }
 381
 382     return TRUE;
 383 }
 384
 385 static const char * get_metric(UINT uMetric)
 386 {
 387     switch (uMetric) {
 388     case ACM_METRIC_COUNT_CODECS:
 389         return "ACM_METRIC_COUNT_CODECS";
 390     case ACM_METRIC_COUNT_CONVERTERS:
 391         return "ACM_METRIC_COUNT_CONVERTERS";
 392     case ACM_METRIC_COUNT_DISABLED:
 393         return "ACM_METRIC_COUNT_DISABLED";
 394     case ACM_METRIC_COUNT_DRIVERS:
 395         return "ACM_METRIC_COUNT_DRIVERS";
 396     case ACM_METRIC_COUNT_FILTERS:
 397         return "ACM_METRIC_COUNT_FILTERS";
 398     case ACM_METRIC_COUNT_HARDWARE:
 399         return "ACM_METRIC_COUNT_HARDWARE";
 400     case ACM_METRIC_COUNT_LOCAL_CODECS:
 401         return "ACM_METRIC_COUNT_LOCAL_CODECS";
 402     case ACM_METRIC_COUNT_LOCAL_CONVERTERS:
 403         return "ACM_METRIC_COUNT_LOCAL_CONVERTERS";
 404     case ACM_METRIC_COUNT_LOCAL_DISABLED:
 405         return "ACM_METRIC_COUNT_LOCAL_DISABLED";
 406     case ACM_METRIC_COUNT_LOCAL_DRIVERS:
 407         return "ACM_METRIC_COUNT_LOCAL_DRIVERS";
 408     case ACM_METRIC_COUNT_LOCAL_FILTERS:
 409         return "ACM_METRIC_COUNT_LOCAL_FILTERS";
 410     case ACM_METRIC_DRIVER_PRIORITY:
 411         return "ACM_METRIC_DRIVER_PRIORITY";
 412     case ACM_METRIC_DRIVER_SUPPORT:
 413         return "ACM_METRIC_DRIVER_SUPPORT";
 414     case ACM_METRIC_HARDWARE_WAVE_INPUT:
 415         return "ACM_METRIC_HARDWARE_WAVE_INPUT";
 416     case ACM_METRIC_HARDWARE_WAVE_OUTPUT:
 417         return "ACM_METRIC_HARDWARE_WAVE_OUTPUT";
 418     case ACM_METRIC_MAX_SIZE_FILTER:
 419         return "ACM_METRIC_MAX_SIZE_FILTER";
 420     case ACM_METRIC_MAX_SIZE_FORMAT:
 421         return "ACM_METRIC_MAX_SIZE_FORMAT";
 422     }
 423
 424     return "UNKNOWN";
 425 }
 426
 427 static DWORD check_count(UINT uMetric)
 428 {
 429     DWORD dwMetric;
 430     MMRESULT rc;
 431
 432     /* try invalid result pointer */
 433     rc = acmMetrics(NULL, uMetric, 0);
 434     ok(rc == MMSYSERR_INVALPARAM,
 435        "acmMetrics(NULL, %s, 0): rc = 0x%08x, should be 0x%08x\n",
 436        get_metric(uMetric), rc, MMSYSERR_INVALPARAM);
 437
 438     /* try invalid handle */
 439     rc = acmMetrics((HACMOBJ)1, uMetric, &dwMetric);
 440     ok(rc == MMSYSERR_INVALHANDLE,
 441        "acmMetrics(1, %s, %p): rc = 0x%08x, should be 0x%08x\n",
 442        get_metric(uMetric), &dwMetric, rc, MMSYSERR_INVALHANDLE);
 443
 444     /* try invalid result pointer and handle */
 445     rc = acmMetrics((HACMOBJ)1, uMetric, 0);
 446     ok(rc == MMSYSERR_INVALHANDLE,
 447        "acmMetrics(1, %s, 0): rc = 0x%08x, should be 0x%08x\n",
 448        get_metric(uMetric), rc, MMSYSERR_INVALHANDLE);
 449
 450     /* try valid parameters */
 451     rc = acmMetrics(NULL, uMetric, &dwMetric);
 452     ok(rc == MMSYSERR_NOERROR, "acmMetrics() failed: rc = 0x%08x\n", rc);
 453
 454     if (rc == MMSYSERR_NOERROR && winetest_interactive)
 455         trace("%s: %u\n", get_metric(uMetric), dwMetric);
 456
 457     return dwMetric;
 458 }
 459
 460 static void msacm_tests(void)
 461 {
 462     MMRESULT rc;
 463     DWORD dwCount;
 464     DWORD dwACMVersion = acmGetVersion();
 465
 466     if (winetest_interactive) {
 467         trace("ACM version = %u.%02u build %u%s\n",
 468             HIWORD(dwACMVersion) >> 8,
 469             HIWORD(dwACMVersion) & 0xff,
 470             LOWORD(dwACMVersion),
 471             LOWORD(dwACMVersion)  ==  0 ? " (Retail)" : "");
 472     }
 473
 474     dwCount = check_count(ACM_METRIC_COUNT_CODECS);
 475     dwCount = check_count(ACM_METRIC_COUNT_CONVERTERS);
 476     dwCount = check_count(ACM_METRIC_COUNT_DISABLED);
 477     dwCount = check_count(ACM_METRIC_COUNT_DRIVERS);
 478     dwCount = check_count(ACM_METRIC_COUNT_FILTERS);
 479     dwCount = check_count(ACM_METRIC_COUNT_HARDWARE);
 480     dwCount = check_count(ACM_METRIC_COUNT_LOCAL_CODECS);
 481     dwCount = check_count(ACM_METRIC_COUNT_LOCAL_CONVERTERS);
 482     dwCount = check_count(ACM_METRIC_COUNT_LOCAL_DISABLED);
 483     dwCount = check_count(ACM_METRIC_COUNT_LOCAL_DRIVERS);
 484     dwCount = check_count(ACM_METRIC_COUNT_LOCAL_FILTERS);
 485
 486     if (winetest_interactive)
 487         trace("enabled drivers:\n");
 488
 489     rc = acmDriverEnum(DriverEnumProc, 0, 0);
 490     ok(rc == MMSYSERR_NOERROR,
 491       "acmDriverEnum() failed, rc=%08x, should be 0x%08x\n",
 492       rc, MMSYSERR_NOERROR);
 493 }
 494
 495 START_TEST(msacm)
 496 {
 497     msacm_tests();
 498 }