| #!/usr/bin/env python |
| # -*- coding: utf-8 -*- |
| # @file |
| # @author (C) 2019 by Vasil Velichkov <vvvelichkov@gmail.com> |
| # @section LICENSE |
| # |
| # Gr-gsm 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. |
| # |
| # Gr-gsm 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 gr-gsm; see the file COPYING. If not, write to |
| # the Free Software Foundation, Inc., 51 Franklin Street, |
| # Boston, MA 02110-1301, USA. |
| # |
| # |
| |
| import unittest |
| import numpy as np |
| from gnuradio import gr, gr_unittest, blocks |
| import grgsm |
| import pmt |
| import qa_gsm_demapper_data as test_data |
| |
| class qa_gsm_bcch_ccch_demapper (gr_unittest.TestCase): |
| |
| def setUp (self): |
| self.tb = gr.top_block () |
| self.maxDiff = None |
| |
| def tearDown (self): |
| self.tb = None |
| |
| def test_downlink (self): |
| """ |
| BCCH_CCCH demapper downlink test |
| """ |
| src = grgsm.burst_source(test_data.frames, test_data.timeslots, test_data.bursts) |
| src.set_arfcn(0); # downlink |
| demapper = grgsm.gsm_bcch_ccch_demapper(timeslot_nr=0) |
| dst = grgsm.burst_sink() |
| |
| self.tb.msg_connect(src, "out", demapper, "bursts") |
| self.tb.msg_connect(demapper, "bursts", dst, "in") |
| self.tb.run () |
| |
| b = test_data.bursts |
| self.assertEqual([ |
| b[ 2], b[ 3], b[ 4], b[ 5], #BCCH |
| b[ 6], b[ 7], b[ 8], b[ 9], #CCCH skip 10-11 |
| b[ 12], b[ 13], b[ 14], b[ 15], |
| b[ 16], b[ 17], b[ 18], b[ 19], #skip 20-21 |
| b[ 22], b[ 23], b[ 24], b[ 25], |
| b[ 26], b[ 27], b[ 28], b[ 29], #skip 30-31 |
| b[ 32], b[ 33], b[ 34], b[ 35], |
| b[ 36], b[ 37], b[ 38], b[ 39], #skip 40-41 |
| b[ 42], b[ 43], b[ 44], b[ 45], |
| b[ 46], b[ 47], b[ 48], b[ 49], #skip 50-52 |
| b[ 53], b[ 54], b[ 55], b[ 56], #BCCH |
| b[ 57], b[ 58], b[ 59], b[ 60], #CCCH skip 61-62 |
| b[ 63], b[ 64], b[ 65], b[ 66], |
| b[ 67], b[ 68], b[ 69], b[ 70], #skip 71-72 |
| b[ 73], b[ 74], b[ 75], b[ 76], |
| b[ 77], b[ 78], b[ 79], b[ 80], #skip 81-82 |
| b[ 83], b[ 84], b[ 85], b[ 86], |
| b[ 87], b[ 88], b[ 89], b[ 90], #skip 91-92 |
| b[ 93], b[ 94], b[ 95], b[ 96], |
| b[ 97], b[ 98], b[ 99], b[100], #skip 101-103 |
| b[104], b[105], b[106], b[107] #BCCH |
| ], list(dst.get_burst_data())) |
| |
| self.assertEqual([ |
| 1, 1, 1, 1, #BCCH |
| 2, 2, 2, 2, #CCCH |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 1, 1, 1, 1, #BCCH |
| 2, 2, 2, 2, #CCCH |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 2, 2, 2, 2, |
| 1, 1, 1, 1, #BCCH |
| ], list(dst.get_sub_types())) |
| |
| self.assertEqual([ |
| 0, 0, 0, 0, #BCCH |
| 0, 0, 0, 0, #CCCH 0 |
| 1, 1, 1, 1, |
| 2, 2, 2, 2, |
| 3, 3, 3, 3, |
| 4, 4, 4, 4, |
| 5, 5, 5, 5, |
| 6, 6, 6, 6, |
| 7, 7, 7, 7, |
| 8, 8, 8, 8, #CCCH 8 |
| 0, 0, 0, 0, #BCCH |
| 0, 0, 0, 0, #CCCH 0 |
| 1, 1, 1, 1, |
| 2, 2, 2, 2, |
| 3, 3, 3, 3, |
| 4, 4, 4, 4, |
| 5, 5, 5, 5, |
| 6, 6, 6, 6, |
| 7, 7, 7, 7, |
| 8, 8, 8, 8, #CCCH 8 |
| 0, 0, 0, 0, #BCCH |
| ], list(dst.get_sub_slots())) |
| |
| def test_uplink (self): |
| """ |
| BCCH_CCCH demapper uplink test |
| """ |
| src = grgsm.burst_source(test_data.frames, test_data.timeslots, test_data.bursts) |
| src.set_arfcn(0x2240); #uplink flag is 40 |
| demapper = grgsm.gsm_bcch_ccch_demapper(timeslot_nr=0) |
| dst = grgsm.burst_sink() |
| |
| self.tb.msg_connect(src, "out", demapper, "bursts") |
| self.tb.msg_connect(demapper, "bursts", dst, "in") |
| self.tb.run () |
| |
| b = test_data.bursts |
| self.assertEqual(b, list(dst.get_burst_data())) |
| self.assertEqual([3]*len(b), list(dst.get_sub_types())) |
| self.assertEqual([0]*len(b), list(dst.get_sub_slots())) |
| |
| if __name__ == '__main__': |
| gr_unittest.run(qa_gsm_bcch_ccch_demapper, "qa_gsm_bcch_ccch_demapper.xml") |