dlls/dmime/tests/performance.c - wine - Git at Google

 /*
  * Unit test suite for IDirectMusicPerformance
  *
  * Copyright 2010 Austin Lund
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */

 #define COBJMACROS

 #include <stdarg.h>
 #include <windef.h>
 #include <initguid.h>
 #include <wine/test.h>
 #include <dmusici.h>

 #include <stdio.h>

 DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
 DEFINE_GUID(GUID_Bunk,0xFFFFFFFF,0xFFFF,0xFFFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF);

 static HRESULT test_InitAudio(void)
 {
     IDirectMusicPerformance8 *idmusicperformance;
     IDirectSound *pDirectSound;
     IDirectMusicPort *pDirectMusicPort;
     IDirectMusicAudioPath *pDirectMusicAudioPath;
     HRESULT hr;

     hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL,
             CLSCTX_INPROC_SERVER, &IID_IDirectMusicPerformance8, (LPVOID *)&idmusicperformance);
     if (hr != S_OK) {
         skip("Cannot create DirectMusicPerformance object (%x)\n", hr);
         CoUninitialize();
         return hr;
     }

     pDirectSound = NULL;
     hr = IDirectMusicPerformance8_InitAudio(idmusicperformance ,NULL,
         &pDirectSound, NULL, DMUS_APATH_SHARED_STEREOPLUSREVERB, 128, DMUS_AUDIOF_ALL, NULL);
     if(hr != S_OK)
         return hr;

     pDirectMusicPort = NULL;
     hr = IDirectMusicPerformance8_PChannelInfo(idmusicperformance, 0, &pDirectMusicPort, NULL, NULL);
     ok(hr == S_OK, "Failed to call PChannelInfo (%x)\n", hr);
     ok(pDirectMusicPort != NULL, "IDirectMusicPort not set\n");
     if (hr == S_OK && pDirectMusicPort != NULL)
         IDirectMusicPort_Release(pDirectMusicPort);

     hr = IDirectMusicPerformance8_GetDefaultAudioPath(idmusicperformance, &pDirectMusicAudioPath);
     ok(hr == S_OK, "Failed to call GetDefaultAudioPath (%x)\n", hr);
     if (hr == S_OK)
         IDirectMusicAudioPath_Release(pDirectMusicAudioPath);

     hr = IDirectMusicPerformance8_CloseDown(idmusicperformance);
     ok(hr == S_OK, "Failed to call CloseDown (%x)\n", hr);

     IDirectMusicPerformance8_Release(idmusicperformance);

     hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL,
             CLSCTX_INPROC_SERVER, &IID_IDirectMusicPerformance8,
             (void**)&idmusicperformance);
     ok(hr == S_OK, "CoCreateInstance failed: %08x\n", hr);

     hr = IDirectMusicPerformance8_InitAudio(idmusicperformance, NULL, NULL,
             NULL, 0, 64, 0, NULL);
     ok(hr == S_OK, "InitAudio failed: %08x\n", hr);

     hr = IDirectMusicPerformance8_CloseDown(idmusicperformance);
     ok(hr == S_OK, "CloseDown failed: %08x\n", hr);

     IDirectMusicPerformance8_Release(idmusicperformance);

     return S_OK;
 }

 static void test_createport(void)
 {
     IDirectMusicPerformance8 *perf;
     IDirectMusic *music = NULL;
     IDirectMusicPort *port = NULL;
     DMUS_PORTCAPS portcaps;
     DMUS_PORTPARAMS portparams;
     DWORD i;
     HRESULT hr;

     hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL,
             CLSCTX_INPROC_SERVER, &IID_IDirectMusicPerformance8, (void**)&perf);
     ok(hr == S_OK, "CoCreateInstance failed: %08x\n", hr);

     hr = IDirectMusicPerformance8_Init(perf, &music, NULL, NULL);
     ok(hr == S_OK, "Init failed: %08x\n", hr);
     ok(music != NULL, "Didn't get IDirectMusic pointer\n");

     i = 0;
     while(1){
         portcaps.dwSize = sizeof(portcaps);

         hr = IDirectMusic_EnumPort(music, i, &portcaps);
         ok(hr == S_OK || hr == S_FALSE || (i == 0 && hr == E_INVALIDARG), "EnumPort failed: %08x\n", hr);
         if(hr != S_OK)
             break;

         ok(portcaps.dwSize == sizeof(portcaps), "Got unexpected portcaps struct size: %08x\n", portcaps.dwSize);
         trace("portcaps(%u).dwFlags: %08x\n", i, portcaps.dwFlags);
         trace("portcaps(%u).guidPort: %s\n", i, wine_dbgstr_guid(&portcaps.guidPort));
         trace("portcaps(%u).dwClass: %08x\n", i, portcaps.dwClass);
         trace("portcaps(%u).dwType: %08x\n", i, portcaps.dwType);
         trace("portcaps(%u).dwMemorySize: %08x\n", i, portcaps.dwMemorySize);
         trace("portcaps(%u).dwMaxChannelGroups: %08x\n", i, portcaps.dwMaxChannelGroups);
         trace("portcaps(%u).dwMaxVoices: %08x\n", i, portcaps.dwMaxVoices);
         trace("portcaps(%u).dwMaxAudioChannels: %08x\n", i, portcaps.dwMaxAudioChannels);
         trace("portcaps(%u).dwEffectFlags: %08x\n", i, portcaps.dwEffectFlags);
         trace("portcaps(%u).wszDescription: %s\n", i, wine_dbgstr_w(portcaps.wszDescription));

         ++i;
     }

     if(i == 0){
         win_skip("No ports available, skipping tests\n");
         return;
     }

     portparams.dwSize = sizeof(portparams);

     /* dwValidParams == 0 -> S_OK, filled struct */
     portparams.dwValidParams = 0;
     hr = IDirectMusic_CreatePort(music, &CLSID_DirectMusicSynth,
             &portparams, &port, NULL);
     ok(hr == S_OK, "CreatePort failed: %08x\n", hr);
     ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

     IDirectMusicPort_Release(port);
     port = NULL;

     todo_wine ok(portparams.dwValidParams != 0, "portparams struct was not filled in\n");

     /* dwValidParams != 0, invalid param -> S_FALSE, filled struct */
     portparams.dwValidParams = DMUS_PORTPARAMS_CHANNELGROUPS;
     portparams.dwChannelGroups = 0;
     hr = IDirectMusic_CreatePort(music, &CLSID_DirectMusicSynth,
             &portparams, &port, NULL);
     todo_wine ok(hr == S_FALSE, "CreatePort failed: %08x\n", hr);
     ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

     IDirectMusicPort_Release(port);
     port = NULL;

     ok(portparams.dwValidParams != 0, "portparams struct was not filled in\n");

     /* dwValidParams != 0, valid params -> S_OK */
     hr = IDirectMusic_CreatePort(music, &CLSID_DirectMusicSynth,
             &portparams, &port, NULL);
     ok(hr == S_OK, "CreatePort failed: %08x\n", hr);
     ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

     IDirectMusicPort_Release(port);
     port = NULL;

     /* GUID_NULL succeeds */
     portparams.dwValidParams = 0;
     hr = IDirectMusic_CreatePort(music, &GUID_NULL, &portparams, &port, NULL);
     ok(hr == S_OK, "CreatePort failed: %08x\n", hr);
     ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

     IDirectMusicPort_Release(port);
     port = NULL;

     todo_wine ok(portparams.dwValidParams != 0, "portparams struct was not filled in\n");

     /* null GUID fails */
     portparams.dwValidParams = 0;
     hr = IDirectMusic_CreatePort(music, NULL, &portparams, &port, NULL);
     ok(hr == E_POINTER, "CreatePort failed: %08x\n", hr);
     ok(port == NULL, "Get IDirectMusicPort pointer? %p\n", port);
     ok(portparams.dwValidParams == 0, "portparams struct was filled in?\n");

     /* garbage GUID fails */
     portparams.dwValidParams = 0;
     hr = IDirectMusic_CreatePort(music, &GUID_Bunk, &portparams, &port, NULL);
     ok(hr == E_NOINTERFACE, "CreatePort failed: %08x\n", hr);
     ok(port == NULL, "Get IDirectMusicPort pointer? %p\n", port);
     ok(portparams.dwValidParams == 0, "portparams struct was filled in?\n");

     IDirectMusic_Release(music);
     IDirectMusicPerformance_Release(perf);
 }

 static void test_COM(void)
 {
     IDirectMusicPerformance *dmp = (IDirectMusicPerformance*)0xdeadbeef;
     IDirectMusicPerformance *dmp2;
     IDirectMusicPerformance8 *dmp8;
     ULONG refcount;
     HRESULT hr;

     /* COM aggregation */
     hr = CoCreateInstance(&CLSID_DirectMusicPerformance, (IUnknown*)&dmp, CLSCTX_INPROC_SERVER,
             &IID_IUnknown, (void**)&dmp);
     ok(hr == CLASS_E_NOAGGREGATION,
             "DirectMusicPerformance create failed: %08x, expected CLASS_E_NOAGGREGATION\n", hr);
     ok(!dmp, "dmp = %p\n", dmp);

     /* Invalid RIID */
     hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL, CLSCTX_INPROC_SERVER,
             &IID_IDirectMusicObject, (void**)&dmp);
     ok(hr == E_NOINTERFACE,
             "DirectMusicPerformance create failed: %08x, expected E_NOINTERFACE\n", hr);

     /* Same refcount */
     hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL, CLSCTX_INPROC_SERVER,
             &IID_IDirectMusicPerformance, (void**)&dmp);
     ok(hr == S_OK, "DirectMusicPerformance create failed: %08x, expected S_OK\n", hr);
     refcount = IDirectMusicPerformance_AddRef(dmp);
     ok (refcount == 2, "refcount == %u, expected 2\n", refcount);
     hr = IDirectMusicPerformance_QueryInterface(dmp, &IID_IDirectMusicPerformance2, (void**)&dmp2);
     ok(hr == S_OK, "QueryInterface for IID_IDirectMusicPerformance2 failed: %08x\n", hr);
     IDirectMusicPerformance_AddRef(dmp);
     refcount = IDirectMusicPerformance_Release(dmp);
     ok (refcount == 3, "refcount == %u, expected 3\n", refcount);
     hr = IDirectMusicPerformance_QueryInterface(dmp, &IID_IDirectMusicPerformance8, (void**)&dmp8);
     ok(hr == S_OK, "QueryInterface for IID_IDirectMusicPerformance8 failed: %08x\n", hr);
     refcount = IDirectMusicPerformance_Release(dmp);
     ok (refcount == 3, "refcount == %u, expected 3\n", refcount);
     refcount = IDirectMusicPerformance8_Release(dmp8);
     ok (refcount == 2, "refcount == %u, expected 2\n", refcount);
     refcount = IDirectMusicPerformance_Release(dmp2);
     ok (refcount == 1, "refcount == %u, expected 1\n", refcount);
     refcount = IDirectMusicPerformance_Release(dmp);
     ok (refcount == 0, "refcount == %u, expected 0\n", refcount);
 }

 START_TEST( performance )
 {
     HRESULT hr;

     hr = CoInitialize(NULL);
     if (FAILED(hr)) {
         skip("Cannot initialize COM (%x)\n", hr);
         return;
     }

     hr = test_InitAudio();
     if (hr != S_OK) {
         skip("InitAudio failed (%x)\n", hr);
         return;
     }

     test_COM();
     test_createport();

     CoUninitialize();
 }
	/*
	* Unit test suite for IDirectMusicPerformance
	*
	* Copyright 2010 Austin Lund
	*
	* This library is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public
	* License as published by the Free Software Foundation; either
	* version 2.1 of the License, or (at your option) any later version.
	*
	* This library is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	* Lesser General Public License for more details.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this library; if not, write to the Free Software
	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
	*/

	#define COBJMACROS

	#include <stdarg.h>
	#include <windef.h>
	#include <initguid.h>
	#include <wine/test.h>
	#include <dmusici.h>

	#include <stdio.h>

	DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
	DEFINE_GUID(GUID_Bunk,0xFFFFFFFF,0xFFFF,0xFFFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF);

	static HRESULT test_InitAudio(void)
	{
	IDirectMusicPerformance8 *idmusicperformance;
	IDirectSound *pDirectSound;
	IDirectMusicPort *pDirectMusicPort;
	IDirectMusicAudioPath *pDirectMusicAudioPath;
	HRESULT hr;

	hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL,
	CLSCTX_INPROC_SERVER, &IID_IDirectMusicPerformance8, (LPVOID *)&idmusicperformance);
	if (hr != S_OK) {
	skip("Cannot create DirectMusicPerformance object (%x)\n", hr);
	CoUninitialize();
	return hr;
	}

	pDirectSound = NULL;
	hr = IDirectMusicPerformance8_InitAudio(idmusicperformance ,NULL,
	&pDirectSound, NULL, DMUS_APATH_SHARED_STEREOPLUSREVERB, 128, DMUS_AUDIOF_ALL, NULL);
	if(hr != S_OK)
	return hr;

	pDirectMusicPort = NULL;
	hr = IDirectMusicPerformance8_PChannelInfo(idmusicperformance, 0, &pDirectMusicPort, NULL, NULL);
	ok(hr == S_OK, "Failed to call PChannelInfo (%x)\n", hr);
	ok(pDirectMusicPort != NULL, "IDirectMusicPort not set\n");
	if (hr == S_OK && pDirectMusicPort != NULL)
	IDirectMusicPort_Release(pDirectMusicPort);

	hr = IDirectMusicPerformance8_GetDefaultAudioPath(idmusicperformance, &pDirectMusicAudioPath);
	ok(hr == S_OK, "Failed to call GetDefaultAudioPath (%x)\n", hr);
	if (hr == S_OK)
	IDirectMusicAudioPath_Release(pDirectMusicAudioPath);

	hr = IDirectMusicPerformance8_CloseDown(idmusicperformance);
	ok(hr == S_OK, "Failed to call CloseDown (%x)\n", hr);

	IDirectMusicPerformance8_Release(idmusicperformance);

	hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL,
	CLSCTX_INPROC_SERVER, &IID_IDirectMusicPerformance8,
	(void**)&idmusicperformance);
	ok(hr == S_OK, "CoCreateInstance failed: %08x\n", hr);

	hr = IDirectMusicPerformance8_InitAudio(idmusicperformance, NULL, NULL,
	NULL, 0, 64, 0, NULL);
	ok(hr == S_OK, "InitAudio failed: %08x\n", hr);

	hr = IDirectMusicPerformance8_CloseDown(idmusicperformance);
	ok(hr == S_OK, "CloseDown failed: %08x\n", hr);

	IDirectMusicPerformance8_Release(idmusicperformance);

	return S_OK;
	}

	static void test_createport(void)
	{
	IDirectMusicPerformance8 *perf;
	IDirectMusic *music = NULL;
	IDirectMusicPort *port = NULL;
	DMUS_PORTCAPS portcaps;
	DMUS_PORTPARAMS portparams;
	DWORD i;
	HRESULT hr;

	hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL,
	CLSCTX_INPROC_SERVER, &IID_IDirectMusicPerformance8, (void**)&perf);
	ok(hr == S_OK, "CoCreateInstance failed: %08x\n", hr);

	hr = IDirectMusicPerformance8_Init(perf, &music, NULL, NULL);
	ok(hr == S_OK, "Init failed: %08x\n", hr);
	ok(music != NULL, "Didn't get IDirectMusic pointer\n");

	i = 0;
	while(1){
	portcaps.dwSize = sizeof(portcaps);

	hr = IDirectMusic_EnumPort(music, i, &portcaps);
	ok(hr == S_OK \|\| hr == S_FALSE \|\| (i == 0 && hr == E_INVALIDARG), "EnumPort failed: %08x\n", hr);
	if(hr != S_OK)
	break;

	ok(portcaps.dwSize == sizeof(portcaps), "Got unexpected portcaps struct size: %08x\n", portcaps.dwSize);
	trace("portcaps(%u).dwFlags: %08x\n", i, portcaps.dwFlags);
	trace("portcaps(%u).guidPort: %s\n", i, wine_dbgstr_guid(&portcaps.guidPort));
	trace("portcaps(%u).dwClass: %08x\n", i, portcaps.dwClass);
	trace("portcaps(%u).dwType: %08x\n", i, portcaps.dwType);
	trace("portcaps(%u).dwMemorySize: %08x\n", i, portcaps.dwMemorySize);
	trace("portcaps(%u).dwMaxChannelGroups: %08x\n", i, portcaps.dwMaxChannelGroups);
	trace("portcaps(%u).dwMaxVoices: %08x\n", i, portcaps.dwMaxVoices);
	trace("portcaps(%u).dwMaxAudioChannels: %08x\n", i, portcaps.dwMaxAudioChannels);
	trace("portcaps(%u).dwEffectFlags: %08x\n", i, portcaps.dwEffectFlags);
	trace("portcaps(%u).wszDescription: %s\n", i, wine_dbgstr_w(portcaps.wszDescription));

	++i;
	}

	if(i == 0){
	win_skip("No ports available, skipping tests\n");
	return;
	}

	portparams.dwSize = sizeof(portparams);

	/* dwValidParams == 0 -> S_OK, filled struct */
	portparams.dwValidParams = 0;
	hr = IDirectMusic_CreatePort(music, &CLSID_DirectMusicSynth,
	&portparams, &port, NULL);
	ok(hr == S_OK, "CreatePort failed: %08x\n", hr);
	ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

	IDirectMusicPort_Release(port);
	port = NULL;

	todo_wine ok(portparams.dwValidParams != 0, "portparams struct was not filled in\n");

	/* dwValidParams != 0, invalid param -> S_FALSE, filled struct */
	portparams.dwValidParams = DMUS_PORTPARAMS_CHANNELGROUPS;
	portparams.dwChannelGroups = 0;
	hr = IDirectMusic_CreatePort(music, &CLSID_DirectMusicSynth,
	&portparams, &port, NULL);
	todo_wine ok(hr == S_FALSE, "CreatePort failed: %08x\n", hr);
	ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

	IDirectMusicPort_Release(port);
	port = NULL;

	ok(portparams.dwValidParams != 0, "portparams struct was not filled in\n");

	/* dwValidParams != 0, valid params -> S_OK */
	hr = IDirectMusic_CreatePort(music, &CLSID_DirectMusicSynth,
	&portparams, &port, NULL);
	ok(hr == S_OK, "CreatePort failed: %08x\n", hr);
	ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

	IDirectMusicPort_Release(port);
	port = NULL;

	/* GUID_NULL succeeds */
	portparams.dwValidParams = 0;
	hr = IDirectMusic_CreatePort(music, &GUID_NULL, &portparams, &port, NULL);
	ok(hr == S_OK, "CreatePort failed: %08x\n", hr);
	ok(port != NULL, "Didn't get IDirectMusicPort pointer\n");

	IDirectMusicPort_Release(port);
	port = NULL;

	todo_wine ok(portparams.dwValidParams != 0, "portparams struct was not filled in\n");

	/* null GUID fails */
	portparams.dwValidParams = 0;
	hr = IDirectMusic_CreatePort(music, NULL, &portparams, &port, NULL);
	ok(hr == E_POINTER, "CreatePort failed: %08x\n", hr);
	ok(port == NULL, "Get IDirectMusicPort pointer? %p\n", port);
	ok(portparams.dwValidParams == 0, "portparams struct was filled in?\n");

	/* garbage GUID fails */
	portparams.dwValidParams = 0;
	hr = IDirectMusic_CreatePort(music, &GUID_Bunk, &portparams, &port, NULL);
	ok(hr == E_NOINTERFACE, "CreatePort failed: %08x\n", hr);
	ok(port == NULL, "Get IDirectMusicPort pointer? %p\n", port);
	ok(portparams.dwValidParams == 0, "portparams struct was filled in?\n");

	IDirectMusic_Release(music);
	IDirectMusicPerformance_Release(perf);
	}

	static void test_COM(void)
	{
	IDirectMusicPerformance dmp = (IDirectMusicPerformance)0xdeadbeef;
	IDirectMusicPerformance *dmp2;
	IDirectMusicPerformance8 *dmp8;
	ULONG refcount;
	HRESULT hr;

	/* COM aggregation */
	hr = CoCreateInstance(&CLSID_DirectMusicPerformance, (IUnknown*)&dmp, CLSCTX_INPROC_SERVER,
	&IID_IUnknown, (void**)&dmp);
	ok(hr == CLASS_E_NOAGGREGATION,
	"DirectMusicPerformance create failed: %08x, expected CLASS_E_NOAGGREGATION\n", hr);
	ok(!dmp, "dmp = %p\n", dmp);

	/* Invalid RIID */
	hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL, CLSCTX_INPROC_SERVER,
	&IID_IDirectMusicObject, (void**)&dmp);
	ok(hr == E_NOINTERFACE,
	"DirectMusicPerformance create failed: %08x, expected E_NOINTERFACE\n", hr);

	/* Same refcount */
	hr = CoCreateInstance(&CLSID_DirectMusicPerformance, NULL, CLSCTX_INPROC_SERVER,
	&IID_IDirectMusicPerformance, (void**)&dmp);
	ok(hr == S_OK, "DirectMusicPerformance create failed: %08x, expected S_OK\n", hr);
	refcount = IDirectMusicPerformance_AddRef(dmp);
	ok (refcount == 2, "refcount == %u, expected 2\n", refcount);
	hr = IDirectMusicPerformance_QueryInterface(dmp, &IID_IDirectMusicPerformance2, (void**)&dmp2);
	ok(hr == S_OK, "QueryInterface for IID_IDirectMusicPerformance2 failed: %08x\n", hr);
	IDirectMusicPerformance_AddRef(dmp);
	refcount = IDirectMusicPerformance_Release(dmp);
	ok (refcount == 3, "refcount == %u, expected 3\n", refcount);
	hr = IDirectMusicPerformance_QueryInterface(dmp, &IID_IDirectMusicPerformance8, (void**)&dmp8);
	ok(hr == S_OK, "QueryInterface for IID_IDirectMusicPerformance8 failed: %08x\n", hr);
	refcount = IDirectMusicPerformance_Release(dmp);
	ok (refcount == 3, "refcount == %u, expected 3\n", refcount);
	refcount = IDirectMusicPerformance8_Release(dmp8);
	ok (refcount == 2, "refcount == %u, expected 2\n", refcount);
	refcount = IDirectMusicPerformance_Release(dmp2);
	ok (refcount == 1, "refcount == %u, expected 1\n", refcount);
	refcount = IDirectMusicPerformance_Release(dmp);
	ok (refcount == 0, "refcount == %u, expected 0\n", refcount);
	}

	START_TEST( performance )
	{
	HRESULT hr;

	hr = CoInitialize(NULL);
	if (FAILED(hr)) {
	skip("Cannot initialize COM (%x)\n", hr);
	return;
	}

	hr = test_InitAudio();
	if (hr != S_OK) {
	skip("InitAudio failed (%x)\n", hr);
	return;
	}

	test_COM();
	test_createport();

	CoUninitialize();
	}