#!/usr/bin/env python # # Copyright 2007,2010,2012,2013 Free Software Foundation, Inc. # # This file is part of GNU Radio # # SPDX-License-Identifier: GPL-3.0-or-later # # from gnuradio import gr, gr_unittest, digital, blocks class test_pn_correlator_cc(gr_unittest.TestCase): def setUp(self): self.tb = gr.top_block() def tearDown(self): self.tb = None def test_000_make(self): c = digital.pn_correlator_cc(10) def test_001_correlate(self): degree = 10 length = 2**degree - 1 src = digital.glfsr_source_f(degree) head = blocks.head(gr.sizeof_float, length * length) f2c = blocks.float_to_complex() corr = digital.pn_correlator_cc(degree) dst = blocks.vector_sink_c() self.tb.connect(src, head, f2c, corr, dst) self.tb.run() data = dst.data() self.assertEqual(data[-1], (1.0 + 0j)) if __name__ == '__main__': gr_unittest.run(test_pn_correlator_cc)