qedit/tests: Add some tests for media types.

dlls/qedit/tests/nullrenderer.c

@@ -352,6 +352,33 @@ static void test_aggregation(void)
     ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
 }
 
+static void test_media_types(void)
+{
+    IBaseFilter *filter = create_null_renderer();
+    AM_MEDIA_TYPE mt = {}, *pmt;
+    IEnumMediaTypes *enummt;
+    HRESULT hr;
+    ULONG ref;
+    IPin *pin;
+
+    IBaseFilter_FindPin(filter, sink_id, &pin);
+
+    hr = IPin_EnumMediaTypes(pin, &enummt);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IEnumMediaTypes_Next(enummt, 1, &pmt, NULL);
+    ok(hr == S_FALSE, "Got hr %#x.\n", hr);
+
+    IEnumMediaTypes_Release(enummt);
+
+    hr = IPin_QueryAccept(pin, &mt);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    IPin_Release(pin);
+    ref = IBaseFilter_Release(filter);
+    ok(!ref, "Got outstanding refcount %d.\n", ref);
+}
+
 START_TEST(nullrenderer)
 {
     IBaseFilter *filter;
@@ -373,6 +400,7 @@ START_TEST(nullrenderer)
     test_find_pin();
     test_pin_info();
     test_aggregation();
+    test_media_types();
 
     CoUninitialize();
 }

dlls/qedit/tests/samplegrabber.c

@@ -449,6 +449,39 @@ static void test_aggregation(void)
     ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
 }
 
+static void test_media_types(void)
+{
+    IBaseFilter *filter = create_sample_grabber();
+    IEnumMediaTypes *enummt;
+    AM_MEDIA_TYPE mt = {};
+    HRESULT hr;
+    ULONG ref;
+    IPin *pin;
+
+    IBaseFilter_FindPin(filter, sink_id, &pin);
+
+    hr = IPin_EnumMediaTypes(pin, &enummt);
+    todo_wine ok(hr == VFW_E_NOT_CONNECTED, "Got hr %#x.\n", hr);
+
+    hr = IPin_QueryAccept(pin, &mt);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    IPin_Release(pin);
+
+    IBaseFilter_FindPin(filter, source_id, &pin);
+
+    hr = IPin_EnumMediaTypes(pin, &enummt);
+    todo_wine ok(hr == VFW_E_NOT_CONNECTED, "Got hr %#x.\n", hr);
+
+    hr = IPin_QueryAccept(pin, &mt);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    IPin_Release(pin);
+
+    ref = IBaseFilter_Release(filter);
+    ok(!ref, "Got outstanding refcount %d.\n", ref);
+}
+
 START_TEST(samplegrabber)
 {
     IBaseFilter *filter;
@@ -470,6 +503,7 @@ START_TEST(samplegrabber)
     test_find_pin();
     test_pin_info();
     test_aggregation();
+    test_media_types();
 
     CoUninitialize();
 }