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#!/usr/bin/env python
#
# Copyright 2004,2007,2010 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 digital_swig as digital
import math
class test_diff_phasor (gr_unittest.TestCase):
def setUp (self):
self.tb = gr.top_block ()
def tearDown (self):
self.tb = None
def test_diff_phasor_cc (self):
src_data = (0+0j, 1+0j, -1+0j, 3+4j, -3-4j, -3+4j)
expected_result = (0+0j, 0+0j, -1+0j, -3-4j, -25+0j, -7-24j)
src = gr.vector_source_c (src_data)
op = digital.diff_phasor_cc ()
dst = gr.vector_sink_c ()
self.tb.connect (src, op)
self.tb.connect (op, dst)
self.tb.run () # run the graph and wait for it to finish
actual_result = dst.data () # fetch the contents of the sink
self.assertComplexTuplesAlmostEqual (expected_result, actual_result)
if __name__ == '__main__':
gr_unittest.run(test_diff_phasor, "test_diff_phasor.xml")
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