def METHOD_NAME(self):
    data = Signal(get_path_for_data_file("noised_homematic.complex"), "").iq_array.data
    rect = afp_demod(data, 0.0,  "FSK", 2)
    center = detect_center(rect)
    self.assertGreater(center, -0.0148)
    self.assertLess(center, 0.0024)