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();
	}