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#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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# @file |
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# @author (C) 2018 by Vasil Velichkov <vvvelichkov@gmail.com> |
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# @section LICENSE |
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# |
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# Gr-gsm is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 3, or (at your option) |
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# any later version. |
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# |
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# Gr-gsm is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with gr-gsm; see the file COPYING. If not, write to |
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# the Free Software Foundation, Inc., 51 Franklin Street, |
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# Boston, MA 02110-1301, USA. |
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# |
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# |
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|
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import numpy as np |
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from gnuradio import gr, gr_unittest, blocks |
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import grgsm_swig as grgsm |
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import pmt |
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|
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class qa_tch_f_decoder (gr_unittest.TestCase): |
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|
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def setUp (self): |
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self.tb = gr.top_block () |
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def tearDown (self): |
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self.tb = None |
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def test_fr (self): |
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""" |
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Simple TCH/F Full Rate test |
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""" |
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framenumbers_input = [373420, 373421, 373422, 373423, 373424, 373425, 373426, 373427, 3734298] |
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timeslots_input = [3, 3, 3, 3, 3, 3, 3, 3] |
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bursts_input = [ |
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"0000101011011010011110011011101011100000100010001011010100110111011110001001011101111000111010001001000110000011100010000010111110110101001101011000", |
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"0001011011111010000000111010110001110101010011011100000110100111011110001001011101111000110100000010000001100010101101011010000110000101101011000000", |
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"0000011010010000100000000100110111111110101101011001001010010111011110001001011101111000010001010001101000010100100111101110110010011110010000011000", |
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"0001000000010111010111100100110110000101101111000000011011100111011110001001011101111000101001000001101010010110011100011010010011010001010010001000", |
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"0000111001001110100011110000101001110110111011001110110110110111011110001001011101111000011110001000010101011000101010010101000000100000010011101000", |
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"0000011001001010010101100000110100101001111001001100101010000111011110001001011101111000100111000000111111000000100001101001101010000110111111100000", |
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"0001011011101100100001010001001000110010010010100101000111010111011110001001011101111000100001101110100101000100100100100100000100011101111001011000", |
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"0000010111000101101101100001011000110010010011001110101000010111011110001001011101111000001001100011010001111110001101010100110001010001100100001000" |
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] |
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src = grgsm.burst_source(framenumbers_input, timeslots_input, bursts_input) |
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decoder = grgsm.tch_f_decoder(grgsm.TCH_FS, False) |
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dst = blocks.message_debug() |
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self.tb.msg_connect(src, "out", decoder, "bursts") |
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self.tb.msg_connect(decoder, "voice", dst, "store") |
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self.tb.run () |
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self.assertEqual(dst.num_messages(), 1) |
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pdu = dst.get_message(0) |
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self.assertEqual(True, pmt.is_pair(pdu)) |
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data = pmt.cdr(pdu) |
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self.assertEqual(True, pmt.is_blob(data)) |
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np.testing.assert_array_equal( |
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np.array([ |
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211, 92, 197, 118, 171, 142, 160, 70, 219, 146, 71, 20, 226, |
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128, 73, 35, 142, 75, 35, 94, 32, 73, 28, 114, 73, 44, |
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132, 192, 72, 228, 141, 201, 27 |
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]), |
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pmt.to_python(data)) |
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def test_fr_parity_error (self): |
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""" |
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Test parity error |
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""" |
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framenumbers_input = [371462, 371463, 371464, 371465, 371466, 371467, 371468, 371469] |
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timeslots_input = [3, 3, 3, 3, 3, 3, 3, 3] |
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bursts_input = [ |
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"0001000010000011000010100000100101100000101101011000100000010111011110001001011101111001011010000000111010000000101101100000001010000000000000110000", |
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"0001010101010101010010001011010101010101111101001000000001100111011110001001011101111001010101011101010000000010000001011101110001001010001001000000", |
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"0000100010110100100000001001001010000000101110100000001111000111011110001001011101111001000000001101000000001010010000000010100100101000000000011000", |
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"0000000010010101111111010011001000000000101101010111010100000111011110001001011101111001000010000001010101110001000000000010010001110111110000000000", |
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"0001000000100011101010100000000101000000001111111010100000011111011110001001011101111001010000100010111010100000000101000010000010101010100000010000", |
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"0001010101111111111010000001010101011111111111101000000001001111011110001001011101111001010111111111111010101000000001010101011011101010000001000000", |
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"0000000000111110101010100001000000100010101110101010000101001111011110001001011101111001001010001111101010001000010000000000101110101010100000010000", |
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"0000001000010101010101111011101010100000000101011101111110101111011110001001011101111001100010000001010101011011101010001000010001011101111010101000" |
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] |
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src = grgsm.burst_source(framenumbers_input, timeslots_input, bursts_input) |
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decoder = grgsm.tch_f_decoder(grgsm.TCH_FS, False) |
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dst = blocks.message_debug() |
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self.tb.msg_connect(src, "out", decoder, "bursts") |
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self.tb.msg_connect(decoder, "voice", dst, "store") |
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self.tb.run () |
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self.assertEqual(dst.num_messages(), 0) |
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if __name__ == '__main__': |
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gr_unittest.run(qa_tch_f_decoder, "qa_tch_f_decoder.xml") |
@ -1 +1 @@ |
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Subproject commit 86df03f54d86093e2fe22daae8bb8c170cf31e58 |
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Subproject commit e2e5b44bc2906d5f01944355ce5c83b39eec6fee |
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