3 # Copyright 2006,2007 Free Software Foundation, Inc.
5 # This file is part of GNU Radio
7 # GNU Radio is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3, or (at your option)
12 # GNU Radio is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with GNU Radio; see the file COPYING. If not, write to
19 # the Free Software Foundation, Inc., 51 Franklin Street,
20 # Boston, MA 02110-1301, USA.
23 from gnuradio import gr, gr_unittest
25 class test_cma_equalizer_fir(gr_unittest.TestCase):
28 self.tb = gr.top_block()
33 def transform(self, src_data):
34 SRC = gr.vector_source_c(src_data, False)
35 EQU = gr.cma_equalizer_cc(4, 1.0, .001)
36 DST = gr.vector_sink_c()
37 self.tb.connect(SRC, EQU, DST)
41 def test_001_identity(self):
42 # Constant modulus signal so no adjustments
43 src_data = (1+0j, 0+1j, -1+0j, 0-1j)*1000
44 expected_data = src_data
45 result = self.transform(src_data)
46 self.assertComplexTuplesAlmostEqual(expected_data, result)
48 if __name__ == "__main__":