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#!/usr/bin/env python
#
# Copyright 2007,2010,2013 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

class test_peak_detector2(gr_unittest.TestCase):

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

    def tearDown(self):
        self.tb = None

    def test_regen1(self):
        tb = self.tb

        data = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
                9, 8, 7, 6, 5, 4, 3, 2, 1, 0]

        expected_result = (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
                           0, 0, 0, 0, 0, 0, 0, 0, 0, 0)


        src = gr.vector_source_f(data, False)
        regen = blocks.peak_detector2_fb()
        dst = gr.vector_sink_b()

        tb.connect(src, regen)
        tb.connect(regen, dst)
        tb.run()

        dst_data = dst.data()
        print dst_data

        self.assertEqual(expected_result, dst_data)

if __name__ == '__main__':
    gr_unittest.run(test_peak_detector2, "test_peak_detector2.xml")