ReactOS  0.4.14-dev-323-g6fe6a88
mmdevenum.c
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1 /*
2  * Copyright 2009 Maarten Lankhorst
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 
19 #include "wine/test.h"
20 
21 #define COBJMACROS
22 
23 #include "initguid.h"
24 #ifndef __REACTOS__
25 #include "endpointvolume.h"
26 #endif
27 #include "mmdeviceapi.h"
28 #include "audioclient.h"
29 #include "audiopolicy.h"
30 #include "dshow.h"
31 #include "dsound.h"
32 #include "devpkey.h"
33 
34 DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
35 
36 /* Some of the QueryInterface tests are really just to check if I got the IIDs right :) */
37 
38 /* IMMDeviceCollection appears to have no QueryInterface method and instead forwards to mme */
40 {
41  IMMDeviceCollection *col2;
42  IMMDeviceEnumerator *mme2;
43  IUnknown *unk;
44  HRESULT hr;
45  ULONG ref;
46  UINT numdev;
47  IMMDevice *dev;
48 
49  /* collection doesn't keep a ref on parent */
50  IMMDeviceEnumerator_AddRef(mme);
51  ref = IMMDeviceEnumerator_Release(mme);
52  ok(ref == 2, "Reference count on parent is %u\n", ref);
53 
54  ref = IMMDeviceCollection_AddRef(col);
55  IMMDeviceCollection_Release(col);
56  ok(ref == 2, "Invalid reference count %u on collection\n", ref);
57 
58  hr = IMMDeviceCollection_QueryInterface(col, &IID_IUnknown, NULL);
59  ok(hr == E_POINTER, "Null ppv returns %08x\n", hr);
60 
61  hr = IMMDeviceCollection_QueryInterface(col, &IID_IUnknown, (void**)&unk);
62  ok(hr == S_OK, "Cannot query for IID_IUnknown: 0x%08x\n", hr);
63  if (hr == S_OK)
64  {
65  ok((IUnknown*)col == unk, "Pointers are not identical %p/%p/%p\n", col, unk, mme);
66  IUnknown_Release(unk);
67  }
68 
69  hr = IMMDeviceCollection_QueryInterface(col, &IID_IMMDeviceCollection, (void**)&col2);
70  ok(hr == S_OK, "Cannot query for IID_IMMDeviceCollection: 0x%08x\n", hr);
71  if (hr == S_OK)
72  IMMDeviceCollection_Release(col2);
73 
74  hr = IMMDeviceCollection_QueryInterface(col, &IID_IMMDeviceEnumerator, (void**)&mme2);
75  ok(hr == E_NOINTERFACE, "Query for IID_IMMDeviceEnumerator returned: 0x%08x\n", hr);
76  if (hr == S_OK)
77  IMMDeviceEnumerator_Release(mme2);
78 
79  hr = IMMDeviceCollection_GetCount(col, NULL);
80  ok(hr == E_POINTER, "GetCount returned 0x%08x\n", hr);
81 
82  hr = IMMDeviceCollection_GetCount(col, &numdev);
83  ok(hr == S_OK, "GetCount returned 0x%08x\n", hr);
84 
85  dev = (void*)(LONG_PTR)0x12345678;
86  hr = IMMDeviceCollection_Item(col, numdev, &dev);
87  ok(hr == E_INVALIDARG, "Asking for too high device returned 0x%08x\n", hr);
88  ok(dev == NULL, "Returned non-null device\n");
89 
90  if (numdev)
91  {
92  hr = IMMDeviceCollection_Item(col, 0, NULL);
93  ok(hr == E_POINTER, "Query with null pointer returned 0x%08x\n", hr);
94 
95  hr = IMMDeviceCollection_Item(col, 0, &dev);
96  ok(hr == S_OK, "Valid Item returned 0x%08x\n", hr);
97  ok(dev != NULL, "Device is null!\n");
98  if (dev != NULL)
99  {
100  char temp[128];
101  WCHAR *id = NULL;
102  if (IMMDevice_GetId(dev, &id) == S_OK)
103  {
104  IMMDevice *dev2;
105 
106  temp[sizeof(temp)-1] = 0;
107  WideCharToMultiByte(CP_ACP, 0, id, -1, temp, sizeof(temp)-1, NULL, NULL);
108  trace("Device found: %s\n", temp);
109 
110  hr = IMMDeviceEnumerator_GetDevice(mme, id, &dev2);
111  ok(hr == S_OK, "GetDevice failed: %08x\n", hr);
112 
113  IMMDevice_Release(dev2);
114 
115  CoTaskMemFree(id);
116  }
117  }
118  if (dev)
119  IMMDevice_Release(dev);
120  }
121  IMMDeviceCollection_Release(col);
122 }
123 
125  const GUID *riid, void **obj)
126 {
127  ok(0, "Unexpected QueryInterface call\n");
128  return E_NOTIMPL;
129 }
130 
132 {
133  ok(0, "Unexpected AddRef call\n");
134  return 2;
135 }
136 
138 {
139  ok(0, "Unexpected Release call\n");
140  return 1;
141 }
142 
144  const WCHAR *device_id, DWORD new_state)
145 {
146  ok(0, "Unexpected OnDeviceStateChanged call\n");
147  return E_NOTIMPL;
148 }
149 
151  const WCHAR *device_id)
152 {
153  ok(0, "Unexpected OnDeviceAdded call\n");
154  return E_NOTIMPL;
155 }
156 
158  const WCHAR *device_id)
159 {
160  ok(0, "Unexpected OnDeviceRemoved call\n");
161  return E_NOTIMPL;
162 }
163 
165  EDataFlow flow, ERole role, const WCHAR *device_id)
166 {
167  ok(0, "Unexpected OnDefaultDeviceChanged call\n");
168  return E_NOTIMPL;
169 }
170 
172  const WCHAR *device_id, const PROPERTYKEY key)
173 {
174  ok(0, "Unexpected OnPropertyValueChanged call\n");
175  return E_NOTIMPL;
176 }
177 
178 static IMMNotificationClientVtbl notif_vtbl = {
180  notif_AddRef,
187 };
188 
190 
191 /* Only do parameter tests here, the actual MMDevice testing should be a separate test */
192 START_TEST(mmdevenum)
193 {
194  static const WCHAR not_a_deviceW[] = {'n','o','t','a','d','e','v','i','c','e',0};
195 
196  HRESULT hr;
197  IUnknown *unk = NULL;
198  IMMDeviceEnumerator *mme, *mme2;
199  ULONG ref;
200  IMMDeviceCollection *col;
201  IMMDevice *dev;
202 
204  hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL, CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, (void**)&mme);
205  if (FAILED(hr))
206  {
207  skip("mmdevapi not available: 0x%08x\n", hr);
208  return;
209  }
210 
211  /* Odd behavior.. bug? */
212  ref = IMMDeviceEnumerator_AddRef(mme);
213  ok(ref == 3, "Invalid reference count after incrementing: %u\n", ref);
214  IMMDeviceEnumerator_Release(mme);
215 
216  hr = IMMDeviceEnumerator_QueryInterface(mme, &IID_IUnknown, (void**)&unk);
217  ok(hr == S_OK, "returned 0x%08x\n", hr);
218  if (hr != S_OK) return;
219 
220  ok( (LONG_PTR)mme == (LONG_PTR)unk, "Pointers are unequal %p/%p\n", unk, mme);
221  IUnknown_Release(unk);
222 
223  /* Proving that it is static.. */
224  hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL, CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, (void**)&mme2);
225  ok(hr == S_OK, "CoCreateInstance failed: 0x%08x\n", hr);
226  IMMDeviceEnumerator_Release(mme2);
227  ok(mme == mme2, "Pointers are not equal!\n");
228 
229  hr = IMMDeviceEnumerator_QueryInterface(mme, &IID_IUnknown, NULL);
230  ok(hr == E_POINTER, "Null pointer on QueryInterface returned %08x\n", hr);
231 
232  hr = IMMDeviceEnumerator_QueryInterface(mme, &GUID_NULL, (void**)&unk);
233  ok(!unk, "Unk not reset to null after invalid QI\n");
234  ok(hr == E_NOINTERFACE, "Invalid hr %08x returned on IID_NULL\n", hr);
235 
236  hr = IMMDeviceEnumerator_GetDevice(mme, not_a_deviceW, NULL);
237  ok(hr == E_POINTER, "GetDevice gave wrong error: %08x\n", hr);
238 
239  hr = IMMDeviceEnumerator_GetDevice(mme, NULL, &dev);
240  ok(hr == E_POINTER, "GetDevice gave wrong error: %08x\n", hr);
241 
242  hr = IMMDeviceEnumerator_GetDevice(mme, not_a_deviceW, &dev);
243  ok(hr == E_INVALIDARG, "GetDevice gave wrong error: %08x\n", hr);
244 
245  col = (void*)(LONG_PTR)0x12345678;
246  hr = IMMDeviceEnumerator_EnumAudioEndpoints(mme, 0xffff, DEVICE_STATEMASK_ALL, &col);
247  ok(hr == E_INVALIDARG, "Setting invalid data flow returned 0x%08x\n", hr);
248  ok(col == NULL, "Collection pointer non-null on failure\n");
249 
250  hr = IMMDeviceEnumerator_EnumAudioEndpoints(mme, eAll, DEVICE_STATEMASK_ALL+1, &col);
251  ok(hr == E_INVALIDARG, "Setting invalid mask returned 0x%08x\n", hr);
252 
253  hr = IMMDeviceEnumerator_EnumAudioEndpoints(mme, eAll, DEVICE_STATEMASK_ALL, NULL);
254  ok(hr == E_POINTER, "Invalid pointer returned: 0x%08x\n", hr);
255 
256  hr = IMMDeviceEnumerator_EnumAudioEndpoints(mme, eAll, DEVICE_STATEMASK_ALL, &col);
257  ok(hr == S_OK, "Valid EnumAudioEndpoints returned 0x%08x\n", hr);
258  if (hr == S_OK)
259  {
260  ok(!!col, "Returned null pointer\n");
261  if (col)
262  test_collection(mme, col);
263  }
264 
265  hr = IMMDeviceEnumerator_RegisterEndpointNotificationCallback(mme, NULL);
266  ok(hr == E_POINTER, "RegisterEndpointNotificationCallback failed: %08x\n", hr);
267 
268  hr = IMMDeviceEnumerator_RegisterEndpointNotificationCallback(mme, &notif);
269  ok(hr == S_OK, "RegisterEndpointNotificationCallback failed: %08x\n", hr);
270 
271  hr = IMMDeviceEnumerator_RegisterEndpointNotificationCallback(mme, &notif);
272  ok(hr == S_OK, "RegisterEndpointNotificationCallback failed: %08x\n", hr);
273 
274  hr = IMMDeviceEnumerator_UnregisterEndpointNotificationCallback(mme, NULL);
275  ok(hr == E_POINTER, "UnregisterEndpointNotificationCallback failed: %08x\n", hr);
276 
277  hr = IMMDeviceEnumerator_UnregisterEndpointNotificationCallback(mme, (IMMNotificationClient*)0xdeadbeef);
278  ok(hr == E_NOTFOUND, "UnregisterEndpointNotificationCallback failed: %08x\n", hr);
279 
280  hr = IMMDeviceEnumerator_UnregisterEndpointNotificationCallback(mme, &notif);
281  ok(hr == S_OK, "UnregisterEndpointNotificationCallback failed: %08x\n", hr);
282 
283  hr = IMMDeviceEnumerator_UnregisterEndpointNotificationCallback(mme, &notif);
284  ok(hr == S_OK, "UnregisterEndpointNotificationCallback failed: %08x\n", hr);
285 
286  hr = IMMDeviceEnumerator_UnregisterEndpointNotificationCallback(mme, &notif);
287  ok(hr == E_NOTFOUND, "UnregisterEndpointNotificationCallback failed: %08x\n", hr);
288 
289  IMMDeviceEnumerator_Release(mme);
290 }
static HRESULT WINAPI notif_OnDefaultDeviceChanged(IMMNotificationClient *iface, EDataFlow flow, ERole role, const WCHAR *device_id)
Definition: mmdevenum.c:164
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Definition: mmdevenum.c:171
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