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#!/usr/bin/env python
#
# Copyright 2004,2007,2010,2012-2014 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
#
from __future__ import division
from gnuradio import gr, gr_unittest, blocks
class test_interleave (gr_unittest.TestCase):
def setUp (self):
self.tb = gr.top_block ()
def tearDown (self):
self.tb = None
def test_int_001 (self):
lenx = 64
src0 = blocks.vector_source_f (list(range(0, lenx, 4)))
src1 = blocks.vector_source_f (list(range(1, lenx, 4)))
src2 = blocks.vector_source_f (list(range(2, lenx, 4)))
src3 = blocks.vector_source_f (list(range(3, lenx, 4)))
op = blocks.interleave (gr.sizeof_float)
dst = blocks.vector_sink_f ()
self.tb.connect (src0, (op, 0))
self.tb.connect (src1, (op, 1))
self.tb.connect (src2, (op, 2))
self.tb.connect (src3, (op, 3))
self.tb.connect (op, dst)
self.tb.run ()
expected_result = tuple (range (lenx))
result_data = dst.data ()
self.assertFloatTuplesAlmostEqual (expected_result, result_data)
def test_int_002 (self):
blksize = 4
lenx = 64
plusup_big = lambda a: a + (blksize * 4)
plusup_little = lambda a: a + blksize
a_vec = list(range(0,blksize))
for i in range(0,(lenx // (4 * blksize)) - 1):
a_vec += list(map(plusup_big, a_vec[len(a_vec) - blksize:]))
b_vec = list(map(plusup_little, a_vec))
c_vec = list(map(plusup_little, b_vec))
d_vec = list(map(plusup_little, c_vec))
src0 = blocks.vector_source_f (a_vec)
src1 = blocks.vector_source_f (b_vec)
src2 = blocks.vector_source_f (c_vec)
src3 = blocks.vector_source_f (d_vec)
op = blocks.interleave (gr.sizeof_float, blksize)
dst = blocks.vector_sink_f ()
self.tb.connect (src0, (op, 0))
self.tb.connect (src1, (op, 1))
self.tb.connect (src2, (op, 2))
self.tb.connect (src3, (op, 3))
self.tb.connect (op, dst)
self.tb.run ()
expected_result = tuple (range (lenx))
result_data = dst.data ()
self.assertFloatTuplesAlmostEqual (expected_result, result_data)
def test_deint_001 (self):
lenx = 64
src = blocks.vector_source_f (list(range(lenx)))
op = blocks.deinterleave (gr.sizeof_float)
dst0 = blocks.vector_sink_f ()
dst1 = blocks.vector_sink_f ()
dst2 = blocks.vector_sink_f ()
dst3 = blocks.vector_sink_f ()
self.tb.connect (src, op)
self.tb.connect ((op, 0), dst0)
self.tb.connect ((op, 1), dst1)
self.tb.connect ((op, 2), dst2)
self.tb.connect ((op, 3), dst3)
self.tb.run ()
expected_result0 = tuple (range (0, lenx, 4))
expected_result1 = tuple (range (1, lenx, 4))
expected_result2 = tuple (range (2, lenx, 4))
expected_result3 = tuple (range (3, lenx, 4))
self.assertFloatTuplesAlmostEqual (expected_result0, dst0.data ())
self.assertFloatTuplesAlmostEqual (expected_result1, dst1.data ())
self.assertFloatTuplesAlmostEqual (expected_result2, dst2.data ())
self.assertFloatTuplesAlmostEqual (expected_result3, dst3.data ())
def test_deint_002 (self):
blksize = 4
lenx = 64
src = blocks.vector_source_f (list(range(lenx)))
op = blocks.deinterleave (gr.sizeof_float, blksize)
dst0 = blocks.vector_sink_f ()
dst1 = blocks.vector_sink_f ()
dst2 = blocks.vector_sink_f ()
dst3 = blocks.vector_sink_f ()
self.tb.connect (src, op)
self.tb.connect ((op, 0), dst0)
self.tb.connect ((op, 1), dst1)
self.tb.connect ((op, 2), dst2)
self.tb.connect ((op, 3), dst3)
self.tb.run ()
plusup_big = lambda a: a + (blksize * 4)
plusup_little = lambda a: a + blksize
a_vec = list(range(0,blksize))
for i in range(0,(lenx // (4 * blksize)) - 1):
a_vec += list(map(plusup_big, a_vec[len(a_vec) - blksize:]))
b_vec = list(map(plusup_little, a_vec))
c_vec = list(map(plusup_little, b_vec))
d_vec = list(map(plusup_little, c_vec))
expected_result0 = tuple (a_vec)
expected_result1 = tuple (b_vec)
expected_result2 = tuple (c_vec)
expected_result3 = tuple (d_vec)
self.assertFloatTuplesAlmostEqual (expected_result0, dst0.data ())
self.assertFloatTuplesAlmostEqual (expected_result1, dst1.data ())
self.assertFloatTuplesAlmostEqual (expected_result2, dst2.data ())
self.assertFloatTuplesAlmostEqual (expected_result3, dst3.data ())
if __name__ == '__main__':
gr_unittest.run(test_interleave, "test_interleave.xml")
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