public void TestMode()
{
int hr = 0;
AMTunerModeType mode;
hr = tuner.get_Mode(out mode);
DsError.ThrowExceptionForHR(hr);
Debug.Assert(hr == 0, "IAMTVTuner.get_Mode");
// My hardware just return me AMTunerModeType.TV and forbidden me to set another value
// So just try to set AMTunerModeType.TV and check the return value
hr = tuner.put_Mode(AMTunerModeType.TV);
DsError.ThrowExceptionForHR(hr);
Debug.Assert(hr == 0, "IAMTVTuner.put_Mode");
}