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#!/usr/bin/env python
#
# Copyright 2013 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
#
import time
import pmt
from gnuradio import gr, gr_unittest, blocks
class test_throttle(gr_unittest.TestCase):
def setUp(self):
self.tb = gr.top_block()
def tearDown(self):
self.tb = None
def test_throttling(self):
src_data = [1, 2, 3]
src = blocks.vector_source_c(src_data)
thr = blocks.throttle(gr.sizeof_gr_complex, 10)
dst = blocks.vector_sink_c()
self.tb.connect(src, thr, dst)
start_time = time.perf_counter()
self.tb.run()
end_time = time.perf_counter()
total_time = end_time - start_time
self.assertGreater(total_time, 0.3)
self.assertLess(total_time, 0.4)
dst_data = dst.data()
self.assertEqual(src_data, dst_data)
def test_rx_rate_tag(self):
src_data = [1, 2, 3, 4, 5, 6]
tag = gr.tag_t()
tag.key = pmt.string_to_symbol("rx_rate")
tag.value = pmt.to_pmt(20)
tag.offset = 0
src = blocks.vector_source_c(src_data, tags=(tag,))
thr = blocks.throttle(gr.sizeof_gr_complex, 10, ignore_tags=False)
dst = blocks.vector_sink_c()
self.tb.connect(src, thr, dst)
start_time = time.perf_counter()
self.tb.run()
end_time = time.perf_counter()
total_time = end_time - start_time
self.assertGreater(total_time, 0.3)
self.assertLess(total_time, 0.4)
dst_data = dst.data()
self.assertEqual(src_data, dst_data)
if __name__ == '__main__':
gr_unittest.run(test_throttle)
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