Пример #1
0
    def test_003(self):
        # Cause a 8 bit errors out of 8*N bits
        # using test mode
        # Exit if BER < -2.0

        mode = True
        N = 1000
        data0 = numpy.random.randint(0, 256, N).tolist()
        data1 = copy.deepcopy(data0)
        data1[0] ^= 0xFF

        src0 = blocks.vector_source_b(data0)
        src1 = blocks.vector_source_b(data1)
        op = fec.ber_bf(mode, 10, -2.0)
        dst = blocks.vector_sink_f()

        self.tb.connect(src0, (op, 0))
        self.tb.connect(src1, (op, 1))
        self.tb.connect(op, dst)
        self.tb.run()

        data = dst.data()
        expected_result = [-2.0]

        print data
        print expected_result

        self.assertFloatTuplesAlmostEqual(expected_result, data, 5)
Пример #2
0
    def test_002(self):
        # Cause 8 bit errors out of 8*N bits
        # using test mode

        mode = True
        N = 1000
        data0 = numpy.random.randint(0, 256, N).tolist()
        data1 = copy.deepcopy(data0)
        data1[0] ^= 0xFF

        src0 = blocks.vector_source_b(data0)
        src1 = blocks.vector_source_b(data1)
        op = fec.ber_bf(mode, 1, -2.0)
        dst = blocks.vector_sink_f()

        self.tb.connect(src0, (op, 0))
        self.tb.connect(src1, (op, 1))
        self.tb.connect(op, dst)
        self.tb.run()

        data = dst.data()
        expected_result = [
            numpy.log10(8.0 / (8.0 * N)),
        ]

        self.assertFloatTuplesAlmostEqual(expected_result, data, 5)
Пример #3
0
    def test_004(self):
        # Cause 16 consecutive bit errors out of 8*N bits
        # make sure bytes are only read once.
        # using streaming mode

        mode = False
        N = 10000
        data0 = numpy.random.randint(0, 256, N).tolist()
        data1 = copy.deepcopy(data0)
        data1[0] ^= 0xFF
        data1[1] ^= 0xFF

        src0 = blocks.vector_source_b(data0)
        src1 = blocks.vector_source_b(data1)
        op = fec.ber_bf(mode)
        dst = blocks.vector_sink_f()

        self.tb.connect(src0, (op, 0))
        self.tb.connect(src1, (op, 1))
        self.tb.connect(op, dst)
        self.tb.run()

        data = dst.data()
        expected_result = self.log_ber(16, N)

        self.assertFloatTuplesAlmostEqual(expected_result, data, 5)
Пример #4
0
    def test_001(self):
        # Cause a single bit error out of 8*N bits
        # using test mode

        mode = True
        N = 1000
        data0 = numpy.random.randint(0, 256, N).tolist()
        data1 = copy.deepcopy(data0)
        data1[0] ^= 0x01

        src0 = blocks.vector_source_b(data0)
        src1 = blocks.vector_source_b(data1)
        op = fec.ber_bf(mode, 1)
        dst = blocks.vector_sink_f()

        self.tb.connect(src0, (op, 0))
        self.tb.connect(src1, (op, 1))
        self.tb.connect(op, dst)
        self.tb.run()

        data = dst.data()
        expected_result = [numpy.log10(1.0 / (8.0 * N))]

        self.assertFloatTuplesAlmostEqual(expected_result, data, 5)
Пример #5
0
    def test_000(self):
        # Cause a single bit error out of 8*N bits
        # using streaming mode

        mode = False
        N = 10000
        data0 = numpy.random.randint(0, 256, N).tolist()
        data1 = copy.deepcopy(data0)
        data1[0] ^= 0x01

        src0 = blocks.vector_source_b(data0)
        src1 = blocks.vector_source_b(data1)
        op = fec.ber_bf(mode)
        dst = blocks.vector_sink_f()

        self.tb.connect(src0, (op, 0))
        self.tb.connect(src1, (op, 1))
        self.tb.connect(op, dst)
        self.tb.run()

        data = dst.data()
        expected_result = self.log_ber(1., N) # [numpy.log10(1.0 / (8.0 * N)), ]

        self.assertFloatTuplesAlmostEqual(expected_result, data, 5)