amstream/tests: Add some tests for querying pin information.

dlls/amstream/tests/amstream.c

@@ -797,6 +797,55 @@ static void test_find_pin(void)
     ok(!ref, "Got outstanding refcount %d.\n", ref);
 }
 
+static void test_pin_info(void)
+{
+    IAMMultiMediaStream *mmstream = create_ammultimediastream();
+    IMediaStreamFilter *filter;
+    IMediaStream *stream;
+    PIN_DIRECTION dir;
+    ULONG ref, count;
+    PIN_INFO info;
+    HRESULT hr;
+    WCHAR *id;
+    IPin *pin;
+
+    /* FIXME: This call should not be necessary. */
+    hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_READ, 0, NULL);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IAMMultiMediaStream_GetFilter(mmstream, &filter);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IAMMultiMediaStream_AddMediaStream(mmstream, NULL, &MSPID_PrimaryVideo, 0, &stream);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    hr = IMediaStream_QueryInterface(stream, &IID_IPin, (void **)&pin);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IPin_QueryPinInfo(pin, &info);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(info.pFilter == (IBaseFilter *)filter, "Expected filter %p, got %p.\n", filter, info.pFilter);
+    ok(info.dir == PINDIR_INPUT, "Got direction %d.\n", info.dir);
+    ok(!lstrcmpW(info.achName, primary_video_sink_id), "Got name %s.\n", wine_dbgstr_w(info.achName));
+    IBaseFilter_Release(info.pFilter);
+
+    hr = IPin_QueryDirection(pin, &dir);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(dir == PINDIR_INPUT, "Got direction %d.\n", dir);
+
+    hr = IPin_QueryId(pin, &id);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(!lstrcmpW(id, primary_video_sink_id), "Got id %s.\n", wine_dbgstr_w(id));
+    CoTaskMemFree(id);
+
+    hr = IPin_QueryInternalConnections(pin, NULL, &count);
+    ok(hr == E_NOTIMPL, "Got hr %#x.\n", hr);
+
+    IPin_Release(pin);
+    IMediaStreamFilter_Release(filter);
+    ref = IAMMultiMediaStream_Release(mmstream);
+    ok(!ref, "Got outstanding refcount %d.\n", ref);
+}
+
 static void test_IDirectDrawStreamSample(void)
 {
     DDSURFACEDESC desc = { sizeof(desc) };
@@ -1171,6 +1220,7 @@ START_TEST(amstream)
     test_media_streams();
     test_enum_pins();
     test_find_pin();
+    test_pin_info();
     test_IDirectDrawStreamSample();
 
     file = CreateFileW(filenameW, 0, 0, NULL, OPEN_EXISTING, 0, NULL);