qcap/tests: Add some tests for filter state on the video capture filter.

dlls/qcap/tests/videocapture.c

@@ -360,12 +360,65 @@ static void testfilter_init(struct testfilter *filter)
     strmbase_sink_init(&filter->sink, &filter->filter, L"sink", &testsink_ops, NULL);
 }
 
+static void test_filter_state(IMediaControl *control)
+{
+    OAFilterState state;
+    HRESULT hr;
+
+    hr = IMediaControl_GetState(control, 0, &state);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(state == State_Stopped, "Got state %u.\n", state);
+
+    hr = IMediaControl_Pause(control);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IMediaControl_GetState(control, 0, &state);
+    ok(hr == VFW_S_CANT_CUE, "Got hr %#x.\n", hr);
+    ok(state == State_Paused, "Got state %u.\n", state);
+
+    hr = IMediaControl_Run(control);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IMediaControl_GetState(control, 0, &state);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(state == State_Running, "Got state %u.\n", state);
+
+    hr = IMediaControl_Pause(control);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IMediaControl_GetState(control, 0, &state);
+    ok(hr == VFW_S_CANT_CUE, "Got hr %#x.\n", hr);
+    ok(state == State_Paused, "Got state %u.\n", state);
+
+    hr = IMediaControl_Stop(control);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IMediaControl_GetState(control, 0, &state);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(state == State_Stopped, "Got state %u.\n", state);
+
+    hr = IMediaControl_Run(control);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IMediaControl_GetState(control, 0, &state);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(state == State_Running, "Got state %u.\n", state);
+
+    hr = IMediaControl_Stop(control);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IMediaControl_GetState(control, 0, &state);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(state == State_Stopped, "Got state %u.\n", state);
+}
+
 static void test_connect_pin(IBaseFilter *filter, IPin *source)
 {
     AM_MEDIA_TYPE req_mt, default_mt, mt, *mts[2];
     IAMStreamConfig *stream_config;
     struct testfilter testsink;
     IEnumMediaTypes *enummt;
+    IMediaControl *control;
     IFilterGraph2 *graph;
     ULONG count, ref;
     HRESULT hr;
@@ -373,6 +426,7 @@ static void test_connect_pin(IBaseFilter *filter, IPin *source)
 
     CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER,
             &IID_IFilterGraph2, (void **)&graph);
+    IFilterGraph2_QueryInterface(graph, &IID_IMediaControl, (void **)&control);
     testfilter_init(&testsink);
     IFilterGraph2_AddFilter(graph, &testsink.filter.IBaseFilter_iface, L"sink");
     IFilterGraph2_AddFilter(graph, filter, L"source");
@@ -406,6 +460,8 @@ static void test_connect_pin(IBaseFilter *filter, IPin *source)
     hr = IFilterGraph2_ConnectDirect(graph, source, &testsink.sink.pin.IPin_iface, &req_mt);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
 
+    test_filter_state(control);
+
     hr = IPin_ConnectedTo(source, &peer);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
     ok(peer == &testsink.sink.pin.IPin_iface, "Got peer %p.\n", peer);
@@ -445,6 +501,7 @@ static void test_connect_pin(IBaseFilter *filter, IPin *source)
     FreeMediaType(&req_mt);
     FreeMediaType(&default_mt);
     IAMStreamConfig_Release(stream_config);
+    IMediaControl_Release(control);
     ref = IFilterGraph2_Release(graph);
     ok(!ref, "Got outstanding refcount %d.\n", ref);
     ref = IBaseFilter_Release(&testsink.filter.IBaseFilter_iface);