#!/usr/bin/env python # -*- coding: utf-8 -*- # @file # @author (C) 2019 by Vasil Velichkov # @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_bcch_ccch_sdcch4_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_SDCCH4 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_sdcch4_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 2 b[ 12], b[ 13], b[ 14], b[ 15], #CCCH b[ 16], b[ 17], b[ 18], b[ 19], #CCCH skip 2 b[ 22], b[ 23], b[ 24], b[ 25], #SDCCH 0 b[ 26], b[ 27], b[ 28], b[ 29], #SDCCH 1 skip 2 b[ 32], b[ 33], b[ 34], b[ 35], #SDCCH 2 b[ 36], b[ 37], b[ 38], b[ 39], #SDCCH 3 skip 2 b[ 42], b[ 43], b[ 44], b[ 45], #SACCH 0 b[ 46], b[ 47], b[ 48], b[ 49], #SACCH 1 skip 3 b[ 53], b[ 54], b[ 55], b[ 56], #BCCH b[ 57], b[ 58], b[ 59], b[ 60], #CCCH skip 2 b[ 63], b[ 64], b[ 65], b[ 66], #CCCH b[ 67], b[ 68], b[ 69], b[ 70], #CCCH skip 2 b[ 73], b[ 74], b[ 75], b[ 76], #SDCCH 0 b[ 77], b[ 78], b[ 79], b[ 80], #SDCCH 1 skip 2 b[ 83], b[ 84], b[ 85], b[ 86], #SDCCH 2 b[ 87], b[ 88], b[ 89], b[ 90], #SDCCH 3 skip 2 b[ 93], b[ 94], b[ 95], b[ 96], #SACCH 1 b[ 97], b[ 98], b[ 99], b[100], #SACCH 2 skip 3 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, #CCCH 2, 2, 2, 2, #CCCH 7, 7, 7, 7, #SDCCH 0 7, 7, 7, 7, #SDCCH 1 7, 7, 7, 7, #SDCCH 2 7, 7, 7, 7, #SDCCH 3 135, 135, 135, 135, #SACCH 0 135, 135, 135, 135, #SACCH 1 1, 1, 1, 1, #BCCH 2, 2, 2, 2, #CCCH 2, 2, 2, 2, #CCCH 2, 2, 2, 2, #CCCH 7, 7, 7, 7, #SDCCH 0 7, 7, 7, 7, #SDCCH 1 7, 7, 7, 7, #SDCCH 2 7, 7, 7, 7, #SDCCH 3 135, 135, 135, 135, #SACCH 2 135, 135, 135, 135, #SACCH 3 1, 1, 1, 1, #BCCH ], list(dst.get_sub_types())) self.assertEqual([ 0, 0, 0, 0, #BCCH 0, 0, 0, 0, #CCCH 1, 1, 1, 1, #CCCH 2, 2, 2, 2, #CCCH 0, 0, 0, 0, #SDCCH 0 1, 1, 1, 1, #SDCCH 1 2, 2, 2, 2, #SDCCH 2 3, 3, 3, 3, #SDCCH 3 0, 0, 0, 0, #SACCH 0 1, 1, 1, 1, #SACCH 1 0, 0, 0, 0, #BCCH 0, 0, 0, 0, #CCCH 1, 1, 1, 1, #CCCH 2, 2, 2, 2, #CCCH 0, 0, 0, 0, #SDCCH 0 1, 1, 1, 1, #SDCCH 1 2, 2, 2, 2, #SDCCH 2 3, 3, 3, 3, #SDCCH 3 2, 2, 2, 2, #SACCH 2 3, 3, 3, 3, #SACCH 3 0, 0, 0, 0, #BCCH ], list(dst.get_sub_slots())) def test_uplink (self): """ BCCH_CCCH_SDCCH4 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_sdcch4_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([ 7, 7, 7, 7, #SDCCH 3 3, 3, #RACCH 135, 135, 135, 135, #SACCH 2 135, 135, 135, 135, #SACCH 3 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, #RACCH 7, 7, 7, 7, #SDCCH 0 7, 7, 7, 7, #SDCCH 1 3, 3, #RACCH 7, 7, 7, 7, #SDCCH 2 7, 7, 7, 7, #SDCCH 3 3, 3, #RACCH 135, 135, 135, 135, #SACCH 0 135, 135, 135, 135, #SACCH 1 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, 3, #RACCH 3, 3, 3, #RACCH 7, 7, 7, 7, #SDCCH 0 7, 7, 7, 7, #SDCCH 1 3, 3, #RACCH 7, 7, 7, 7, #SDCCH 2 7, 7, 7, 7, #SDCCH 3 3, 3, #RACCH ], list(dst.get_sub_types())) self.assertEqual([ 3, 3, 3, 3, #SDCCH 3 0, 0, #RACCH 2, 2, 2, 2, #SACCH 2 3, 3, 3, 3, #SACCH 3 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, #RACCH 0, 0, 0, 0, #SDCCH 0 1, 1, 1, 1, #SDCCH 1 0, 0, #RACCH 2, 2, 2, 2, #SDCCH 2 3, 3, 3, 3, #SDCCH 3 0, 0, #RACCH 0, 0, 0, 0, #SACCH 0 1, 1, 1, 1, #SACCH 1 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, 0, #RACCH 0, 0, 0, #RACCH 0, 0, 0, 0, #SDCCH 0 1, 1, 1, 1, #SDCCH 1 0, 0, #RACCH 2, 2, 2, 2, #SDCCH 2 3, 3, 3, 3, #SDCCH 3 0, 0, #RACCH ], list(dst.get_sub_slots())) if __name__ == '__main__': gr_unittest.run(qa_bcch_ccch_sdcch4_demapper, "qa_bcch_ccch_sdcch4_demapper.xml")