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#!/usr/bin/env python
#
# Copyright 2004,2010 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
from gnuradio import gr, gr_unittest
import trellis
class test_trellis (gr_unittest.TestCase):
def setUp (self):
self.tb = gr.top_block ()
def tearDown (self):
self.tb = None
def test_001_fsm (self):
I = 2
S = 4
O = 4
NS = (0, 2, 0, 2, 1, 3, 1, 3)
OS = (0, 3, 3, 0, 1, 2, 2, 1)
f = trellis.fsm(I,S,O,NS,OS)
self.assertEqual((I,S,O,NS,OS),(f.I(),f.S(),f.O(),f.NS(),f.OS()))
def test_002_fsm (self):
I = 2
S = 4
O = 4
NS = (0, 2, 0, 2, 1, 3, 1, 3)
OS = (0, 3, 3, 0, 1, 2, 2, 1)
f = trellis.fsm(I,S,O,NS,OS)
g = trellis.fsm(f)
self.assertEqual((g.I(),g.S(),g.O(),g.NS(),g.OS()),(f.I(),f.S(),f.O(),f.NS(),f.OS()))
def test_003_fsm (self):
I = 2
S = 4
O = 4
NS = (0, 2, 0, 2, 1, 3, 1, 3)
OS = (0, 3, 3, 0, 1, 2, 2, 1)
#f = trellis.fsm("awgn1o2_4.fsm")
#self.assertEqual((I,S,O,NS,OS),(f.I(),f.S(),f.O(),f.NS(),f.OS()))
# temporary fix so that make distcheck does not fail on this
self.assertEqual(0,0)
def test_001_interleaver (self):
K = 5
IN = (1,2,3,4,0)
DIN = (4,0,1,2,3)
i = trellis.interleaver(K,IN)
self.assertEqual((K,IN,DIN),(i.K(),i.INTER(),i.DEINTER()))
if __name__ == '__main__':
gr_unittest.run(test_trellis, "test_trellis.xml")
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