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qedit/tests: COM tests for IEnumPins from SampleGrabber.

This commit is contained in:
Michael Stefaniuc 2014-02-12 01:10:54 +01:00 committed by Alexandre Julliard
parent ec9d32adf8
commit 37e5d4c53c
1 changed files with 33 additions and 0 deletions
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33
dlls/qedit/tests/mediadet.c
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@ -432,6 +432,38 @@ static void test_samplegrabber(void)
while (ISampleGrabber_Release(sg));
}
static void test_COM_sg_enumpins(void)
{
IBaseFilter *bf;
IEnumPins *pins, *pins2;
IUnknown *unk;
ULONG refcount;
HRESULT hr;
hr = CoCreateInstance(&CLSID_SampleGrabber, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter,
(void**)&bf);
ok(hr == S_OK, "SampleGrabber create failed: %08x, expected S_OK\n", hr);
hr = IBaseFilter_EnumPins(bf, &pins);
ok(hr == S_OK, "EnumPins create failed: %08x, expected S_OK\n", hr);
/* Same refcount for all EnumPins interfaces */
refcount = IEnumPins_AddRef(pins);
ok(refcount == 2, "refcount == %u, expected 2\n", refcount);
hr = IEnumPins_QueryInterface(pins, &IID_IEnumPins, (void**)&pins2);
ok(hr == S_OK, "QueryInterface for IID_IEnumPins failed: %08x\n", hr);
ok(pins == pins2, "QueryInterface for self failed (%p != %p)\n", pins, pins2);
IEnumPins_Release(pins2);
hr = IEnumPins_QueryInterface(pins, &IID_IUnknown, (void**)&unk);
ok(hr == S_OK, "QueryInterface for IID_IUnknown failed: %08x\n", hr);
refcount = IUnknown_AddRef(unk);
ok(refcount == 4, "refcount == %u, expected 4\n", refcount);
refcount = IUnknown_Release(unk);
while (IEnumPins_Release(pins));
IBaseFilter_Release(bf);
}
START_TEST(mediadet)
{
if (!init_tests())
@ -443,5 +475,6 @@ START_TEST(mediadet)
CoInitialize(NULL);
test_mediadet();
test_samplegrabber();
test_COM_sg_enumpins();
CoUninitialize();
}