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#!/usr/bin/env python
from gnuradio import gr, gr_unittest, blocks
import gnuradio.dab as grdab
class qa_sum_elements_vff(gr_unittest.TestCase):
"""
@brief QA for the vector element adder block.
This class implements a test bench to verify the corresponding C++ class.
"""
def setUp(self):
self.tb = gr.top_block()
def tearDown(self):
self.tb = None
def test_001_sum_elements_vff(self):
a = [1,2,3,4,5]
b = [-1000,1000,0,-1000,1000]
src_data = a+b
expected_result = [sum(a),sum(b)]
src = blocks.vector_source_f(src_data)
s2v = blocks.stream_to_vector(gr.sizeof_float, 5)
sum_elements_vff = grdab.sum_elements_vff(5)
dst = blocks.vector_sink_f()
self.tb.connect(src, s2v, sum_elements_vff, dst)
self.tb.run()
result_data = dst.data()
# print expected_result
# print result_data
self.assertFloatTuplesAlmostEqual(expected_result, result_data, 8)
def test_002_sum_elements_vff(self):
a = range(-1000,3096)
b = range(10000,14096)
src_data = a+b
expected_result = [sum(a),sum(b)]
src = blocks.vector_source_f(src_data)
s2v = blocks.stream_to_vector(gr.sizeof_float, 4096)
sum_elements_vff = grdab.sum_elements_vff(4096)
dst = blocks.vector_sink_f()
self.tb.connect(src, s2v, sum_elements_vff, dst)
self.tb.run()
result_data = dst.data()
# print expected_result
# print result_data
self.assertFloatTuplesAlmostEqual(expected_result, result_data, 8)
if __name__ == '__main__':
gr_unittest.main()
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