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#!/usr/bin/env python
#
# Copyright 2004,2007,2010,2013 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_delay(gr_unittest.TestCase):
def setUp(self):
self.tb = gr.top_block()
def tearDown(self):
self.tb = None
def test_000(self):
delta_t = 0
tb = self.tb
src_data = [float(x) for x in range(0, 100)]
expected_result = tuple(delta_t*[0.0] + src_data)
src = gr.vector_source_f(src_data)
op = blocks.delay(gr.sizeof_float, delta_t)
dst = gr.vector_sink_f()
tb.connect(src, op, dst)
tb.run()
dst_data = dst.data()
self.assertEqual(expected_result, dst_data)
def test_010(self):
delta_t = 10
tb = self.tb
src_data = [float(x) for x in range(0, 100)]
expected_result = tuple(delta_t*[0.0] + src_data)
src = gr.vector_source_f(src_data)
op = blocks.delay(gr.sizeof_float, delta_t)
dst = gr.vector_sink_f()
tb.connect(src, op, dst)
tb.run()
dst_data = dst.data()
self.assertEqual(expected_result, dst_data)
if __name__ == '__main__':
gr_unittest.run(test_delay, "test_delay.xml")
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