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#!/usr/bin/env python
#
# Copyright 2004,2007,2010,2012 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 blocks_swig
import math
class test_interleave (gr_unittest.TestCase):
def setUp (self):
self.tb = gr.top_block ()
def tearDown (self):
self.tb = None
def test_int_001 (self):
lenx = 64
src0 = gr.vector_source_f (range (0, lenx, 4))
src1 = gr.vector_source_f (range (1, lenx, 4))
src2 = gr.vector_source_f (range (2, lenx, 4))
src3 = gr.vector_source_f (range (3, lenx, 4))
op = blocks_swig.interleave (gr.sizeof_float)
dst = gr.vector_sink_f ()
self.tb.connect (src0, (op, 0))
self.tb.connect (src1, (op, 1))
self.tb.connect (src2, (op, 2))
self.tb.connect (src3, (op, 3))
self.tb.connect (op, dst)
self.tb.run ()
expected_result = tuple (range (lenx))
result_data = dst.data ()
self.assertFloatTuplesAlmostEqual (expected_result, result_data)
def test_deint_001 (self):
lenx = 64
src = gr.vector_source_f (range (lenx))
op = blocks_swig.deinterleave (gr.sizeof_float)
dst0 = gr.vector_sink_f ()
dst1 = gr.vector_sink_f ()
dst2 = gr.vector_sink_f ()
dst3 = gr.vector_sink_f ()
self.tb.connect (src, op)
self.tb.connect ((op, 0), dst0)
self.tb.connect ((op, 1), dst1)
self.tb.connect ((op, 2), dst2)
self.tb.connect ((op, 3), dst3)
self.tb.run ()
expected_result0 = tuple (range (0, lenx, 4))
expected_result1 = tuple (range (1, lenx, 4))
expected_result2 = tuple (range (2, lenx, 4))
expected_result3 = tuple (range (3, lenx, 4))
self.assertFloatTuplesAlmostEqual (expected_result0, dst0.data ())
self.assertFloatTuplesAlmostEqual (expected_result1, dst1.data ())
self.assertFloatTuplesAlmostEqual (expected_result2, dst2.data ())
self.assertFloatTuplesAlmostEqual (expected_result3, dst3.data ())
if __name__ == '__main__':
gr_unittest.run(test_interleave, "test_interleave.xml")
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