quartz/tests: Add some tests for pin connection on the DirectSound renderer.

dlls/quartz/tests/dsoundrender.c

@@ -25,6 +25,7 @@
 #include "dsound.h"
 #include "amaudio.h"
 #include "mmreg.h"
+#include "wine/strmbase.h"
 #include "wine/test.h"
 
 static const WCHAR sink_id[] = L"Audio Input pin (rendered)";
@@ -38,6 +39,12 @@ static IBaseFilter *create_dsound_render(void)
     return filter;
 }
 
+static inline BOOL compare_media_types(const AM_MEDIA_TYPE *a, const AM_MEDIA_TYPE *b)
+{
+    return !memcmp(a, b, offsetof(AM_MEDIA_TYPE, pbFormat))
+        && !memcmp(a->pbFormat, b->pbFormat, a->cbFormat);
+}
+
 static ULONG get_refcount(void *iface)
 {
     IUnknown *unknown = iface;
@@ -573,6 +580,136 @@ static void test_enum_media_types(void)
     ok(!ref, "Got outstanding refcount %d.\n", ref);
 }
 
+struct testfilter
+{
+    struct strmbase_filter filter;
+    struct strmbase_source source;
+};
+
+static inline struct testfilter *impl_from_strmbase_filter(struct strmbase_filter *iface)
+{
+    return CONTAINING_RECORD(iface, struct testfilter, filter);
+}
+
+static struct strmbase_pin *testfilter_get_pin(struct strmbase_filter *iface, unsigned int index)
+{
+    struct testfilter *filter = impl_from_strmbase_filter(iface);
+    if (!index)
+        return &filter->source.pin;
+    return NULL;
+}
+
+static void testfilter_destroy(struct strmbase_filter *iface)
+{
+    struct testfilter *filter = impl_from_strmbase_filter(iface);
+    strmbase_source_cleanup(&filter->source);
+    strmbase_filter_cleanup(&filter->filter);
+}
+
+static const struct strmbase_filter_ops testfilter_ops =
+{
+    .filter_get_pin = testfilter_get_pin,
+    .filter_destroy = testfilter_destroy,
+};
+
+static HRESULT WINAPI testsource_DecideAllocator(struct strmbase_source *iface,
+        IMemInputPin *peer, IMemAllocator **allocator)
+{
+    return S_OK;
+}
+
+static const struct strmbase_source_ops testsource_ops =
+{
+    .pfnAttemptConnection = BaseOutputPinImpl_AttemptConnection,
+    .pfnDecideAllocator = testsource_DecideAllocator,
+};
+
+static void testfilter_init(struct testfilter *filter)
+{
+    static const GUID clsid = {0xabacab};
+    strmbase_filter_init(&filter->filter, NULL, &clsid, &testfilter_ops);
+    strmbase_source_init(&filter->source, &filter->filter, L"", &testsource_ops);
+}
+
+static void test_connect_pin(void)
+{
+    WAVEFORMATEX wfx =
+    {
+        .wFormatTag = WAVE_FORMAT_PCM,
+        .nChannels = 2,
+        .nSamplesPerSec = 44100,
+        .nAvgBytesPerSec = 44100 * 4,
+        .nBlockAlign = 4,
+        .wBitsPerSample = 16,
+    };
+    AM_MEDIA_TYPE req_mt =
+    {
+        .majortype = MEDIATYPE_Audio,
+        .subtype = MEDIASUBTYPE_PCM,
+        .formattype = FORMAT_WaveFormatEx,
+        .cbFormat = sizeof(wfx),
+        .pbFormat = (BYTE *)&wfx,
+    };
+    IBaseFilter *filter = create_dsound_render();
+    struct testfilter source;
+    IFilterGraph2 *graph;
+    AM_MEDIA_TYPE mt;
+    IPin *pin, *peer;
+    HRESULT hr;
+    ULONG ref;
+
+    testfilter_init(&source);
+
+    CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IFilterGraph2, (void **)&graph);
+    IFilterGraph2_AddFilter(graph, &source.filter.IBaseFilter_iface, L"source");
+    IFilterGraph2_AddFilter(graph, filter, L"sink");
+
+    IBaseFilter_FindPin(filter, sink_id, &pin);
+
+    peer = (IPin *)0xdeadbeef;
+    hr = IPin_ConnectedTo(pin, &peer);
+    ok(hr == VFW_E_NOT_CONNECTED, "Got hr %#x.\n", hr);
+    ok(!peer, "Got peer %p.\n", peer);
+
+    hr = IPin_ConnectionMediaType(pin, &mt);
+    ok(hr == VFW_E_NOT_CONNECTED, "Got hr %#x.\n", hr);
+
+    hr = IFilterGraph2_ConnectDirect(graph, &source.source.pin.IPin_iface, pin, &req_mt);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IPin_ConnectedTo(pin, &peer);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(peer == &source.source.pin.IPin_iface, "Got peer %p.\n", peer);
+    IPin_Release(peer);
+
+    hr = IPin_ConnectionMediaType(pin, &mt);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(compare_media_types(&mt, &req_mt), "Media types didn't match.\n");
+
+    hr = IFilterGraph2_Disconnect(graph, pin);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    hr = IFilterGraph2_Disconnect(graph, pin);
+    ok(hr == S_FALSE, "Got hr %#x.\n", hr);
+    ok(source.source.pin.peer == pin, "Got peer %p.\n", source.source.pin.peer);
+    IFilterGraph2_Disconnect(graph, &source.source.pin.IPin_iface);
+
+    peer = (IPin *)0xdeadbeef;
+    hr = IPin_ConnectedTo(pin, &peer);
+    ok(hr == VFW_E_NOT_CONNECTED, "Got hr %#x.\n", hr);
+    ok(!peer, "Got peer %p.\n", peer);
+
+    hr = IPin_ConnectionMediaType(pin, &mt);
+    ok(hr == VFW_E_NOT_CONNECTED, "Got hr %#x.\n", hr);
+
+    IPin_Release(pin);
+    ref = IFilterGraph2_Release(graph);
+    ok(!ref, "Got outstanding refcount %d.\n", ref);
+    ref = IBaseFilter_Release(filter);
+    ok(!ref, "Got outstanding refcount %d.\n", ref);
+    ref = IBaseFilter_Release(&source.filter.IBaseFilter_iface);
+    ok(!ref, "Got outstanding refcount %d.\n", ref);
+}
+
 static void test_pin(IPin *pin)
 {
     IMemInputPin *mpin = NULL;
@@ -829,6 +966,7 @@ START_TEST(dsoundrender)
     test_enum_media_types();
     test_unconnected_filter_state();
     test_media_types();
+    test_connect_pin();
     test_basefilter();
 
     CoUninitialize();