def test_bit_flip(self):
        self.dut = pdu_utils.pdu_binary_tools(0)
        self.connectUp()

        i_vec = pmt.init_u8vector(6, [1, 0, 0, 1, 0, 1])
        e_vec = pmt.init_u8vector(6, [0, 1, 1, 0, 1, 0])
        in_pdu = pmt.cons(pmt.make_dict(), i_vec)
        e_pdu = pmt.cons(pmt.make_dict(), e_vec)

        self.tb.start()
        time.sleep(.001)
        self.emitter.emit(in_pdu)
        time.sleep(.01)
        self.tb.stop()
        self.tb.wait()

        print("test bit_flip:")
        print("pdu expected: " + repr(pmt.car(e_pdu)))
        print("pdu got:      " + repr(pmt.car(self.debug.get_message(0))))
        print("data expected: " + repr(pmt.u8vector_elements(pmt.cdr(e_pdu))))
        print("data got:      " + repr(pmt.u8vector_elements(pmt.cdr(self.debug.get_message(0)))))
        print(self.assertTrue(pmt.equal(self.debug.get_message(0), e_pdu)))
    def test_manchester_decode_nrz(self):
        self.dut = pdu_utils.pdu_binary_tools(6) #MANCHESTER_DECODE
        self.connectUp()

        i_vec = pmt.init_f32vector(16, [1, -1, 1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, -1, -1, 1])
        e_vec = pmt.init_f32vector(8, [1, 1, -1, -1, 1, -1, 1, -1])
        in_pdu = pmt.cons(pmt.make_dict(), i_vec)
        e_pdu = pmt.cons(pmt.make_dict(), e_vec)

        self.tb.start()
        time.sleep(.001)
        self.emitter.emit(in_pdu)
        time.sleep(.01)
        self.tb.stop()
        self.tb.wait()

        print("test manchester decode nrz:")
        print("pdu expected: " + repr(pmt.car(e_pdu)))
        print("pdu got:      " + repr(pmt.car(self.debug.get_message(0))))
        print("data expected: " + repr(pmt.f32vector_elements(pmt.cdr(e_pdu))))
        print("data got:      " + repr(pmt.f32vector_elements(pmt.cdr(self.debug.get_message(0)))))

        self.assertTrue(pmt.equal(self.debug.get_message(0), e_pdu))