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path: root/gr-blocks/python/blocks/qa_unpack_k_bits.py
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#!/usr/bin/env python
#
# Copyright 2006,2010,2013 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 as blocks
import random

class test_unpack(gr_unittest.TestCase):

    def setUp(self):
        self.tb = gr.top_block ()

    def tearDown(self):
        self.tb = None

    def test_001(self):
        src_data =         (1,0,1,1,0,1,1,0)
        expected_results = (1,0,1,1,0,1,1,0)
        src = gr.vector_source_b(src_data,False)
        op = blocks.unpack_k_bits_bb(1)
        dst = gr.vector_sink_b()
        self.tb.connect(src, op, dst)
        self.tb.run()
        self.assertEqual(expected_results, dst.data())

    def test_002(self):
        src_data =         (  2,  3,  0,  1)
        expected_results = (1,0,1,1,0,0,0,1)
        src = gr.vector_source_b(src_data,False)
        op = blocks.unpack_k_bits_bb(2)
        dst = gr.vector_sink_b()
        self.tb.connect(src, op, dst)
        self.tb.run()
        self.assertEqual(expected_results, dst.data())

if __name__ == '__main__':
   gr_unittest.run(test_unpack, "test_unpack.xml")