def METHOD_NAME(self):
    bits = array.array("B", [1, 0, 1, 0, 1, 1, 0, 0, 0, 1])
    parameters = array.array("f", [-20e3, -10e3, 10e3, 20e3])
    result = modulate_c(bits, 100, "FSK", parameters, 2, 1, 40e3, 0, 1e6, 1000, 0)
    signal = Signal("")
    signal.iq_array = IQArray(result)
    signal.bits_per_symbol = 2
    signal.center = 0
    signal.center_spacing = 0.1
    proto_analyzer = ProtocolAnalyzer(signal)
    proto_analyzer.get_protocol_from_signal()
    self.assertEqual(proto_analyzer.plain_bits_str[0], "1010110001")