238 lines
8.1 KiB
Python
238 lines
8.1 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# @file
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# @author (C) 2019 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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import unittest
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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
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import pmt
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import qa_gsm_demapper_data as test_data
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class qa_gsm_sdcch8_demapper (gr_unittest.TestCase):
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def setUp (self):
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self.tb = gr.top_block ()
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self.maxDiff = None
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def tearDown (self):
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self.tb = None
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def test_downlink (self):
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"""
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SDCCH8 demapper downlink test
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"""
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src = grgsm.burst_source(test_data.frames, test_data.timeslots, test_data.bursts)
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src.set_arfcn(0); # downlink
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demapper = grgsm.gsm_sdcch8_demapper(timeslot_nr=0)
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dst = grgsm.burst_sink()
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self.tb.msg_connect(src, "out", demapper, "bursts")
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self.tb.msg_connect(demapper, "bursts", dst, "in")
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self.tb.run ()
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b = test_data.bursts
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self.assertEqual([
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b[ 0], b[ 1], b[ 2], b[ 3], #SDCCH 0
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b[ 4], b[ 5], b[ 6], b[ 7], #SDCCH 1
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b[ 8], b[ 9], b[ 10], b[ 11], #SDCCH 2
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b[ 12], b[ 13], b[ 14], b[ 15], #SDCCH 3
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b[ 16], b[ 17], b[ 18], b[ 19], #SDCCH 4
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b[ 20], b[ 21], b[ 22], b[ 23], #SDCCH 5
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b[ 24], b[ 25], b[ 26], b[ 27], #SDCCH 6
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b[ 28], b[ 29], b[ 30], b[ 31], #SDCCH 7
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b[ 32], b[ 33], b[ 34], b[ 35], #SACCH 0
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b[ 36], b[ 37], b[ 38], b[ 39], #SACCH 1
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b[ 40], b[ 41], b[ 42], b[ 43], #SACCH 2
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b[ 44], b[ 45], b[ 46], b[ 47], #SACCH 3 #skip 48-50
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b[ 51], b[ 52], b[ 53], b[ 54], #SDCCH 0
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b[ 55], b[ 56], b[ 57], b[ 58], #SDCCH 1
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b[ 59], b[ 60], b[ 61], b[ 62], #SDCCH 2
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b[ 63], b[ 64], b[ 65], b[ 66], #SDCCH 3
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b[ 67], b[ 68], b[ 69], b[ 70], #SDCCH 4
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b[ 71], b[ 72], b[ 73], b[ 74], #SDCCH 5
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b[ 75], b[ 76], b[ 77], b[ 78], #SDCCH 6
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b[ 79], b[ 80], b[ 81], b[ 82], #SDCCH 7
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b[ 83], b[ 84], b[ 85], b[ 86], #SACCH 4
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b[ 87], b[ 88], b[ 89], b[ 90], #SACCH 5
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b[ 91], b[ 92], b[ 93], b[ 94], #SACCH 6
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b[ 95], b[ 96], b[ 97], b[ 98], #SACCH 7 #skip 99-101
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b[102], b[103], b[104], b[105], #SDCCH
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], list(dst.get_burst_data()))
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self.assertEqual([
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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136, 136, 136, 136,
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136, 136, 136, 136,
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136, 136, 136, 136,
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136, 136, 136, 136,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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136, 136, 136, 136,
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136, 136, 136, 136,
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136, 136, 136, 136,
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136, 136, 136, 136,
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8, 8, 8, 8,
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], list(dst.get_sub_types()))
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self.assertEqual([
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0, 0, 0, 0,
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1, 1, 1, 1,
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2, 2, 2, 2,
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3, 3, 3, 3,
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4, 4, 4, 4,
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5, 5, 5, 5,
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6, 6, 6, 6,
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7, 7, 7, 7,
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0, 0, 0, 0, #SACCH 0
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1, 1, 1, 1, #SACCH 1
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2, 2, 2, 2, #SACCH 2
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3, 3, 3, 3, #SACCH 3
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0, 0, 0, 0,
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1, 1, 1, 1,
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2, 2, 2, 2,
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3, 3, 3, 3,
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4, 4, 4, 4,
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5, 5, 5, 5,
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6, 6, 6, 6,
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7, 7, 7, 7,
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4, 4, 4, 4, #SACCH 4
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5, 5, 5, 5, #SACCH 5
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6, 6, 6, 6, #SACCH 6
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7, 7, 7, 7, #SACCH 7
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0, 0, 0, 0,
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], list(dst.get_sub_slots()))
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def test_uplink (self):
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"""
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BCCH_CCCH_SDCCH4 demapper uplink test
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"""
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src = grgsm.burst_source(test_data.frames, test_data.timeslots, test_data.bursts)
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src.set_arfcn(0x2240); #uplink flag is 40
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demapper = grgsm.gsm_sdcch8_demapper(timeslot_nr=0)
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dst = grgsm.burst_sink()
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self.tb.msg_connect(src, "out", demapper, "bursts")
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self.tb.msg_connect(demapper, "bursts", dst, "in")
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self.tb.run ()
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b = test_data.bursts
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self.assertEqual([
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b[ 0], b[ 1], b[ 2], b[ 3], #SACCH 5
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b[ 4], b[ 5], b[ 6], b[ 7], #SACCH 6
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b[ 8], b[ 9], b[ 10], b[ 11], #SACCH 7 #skip 12-14
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b[ 15], b[ 16], b[ 17], b[ 18], #SDCCH 0
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b[ 19], b[ 20], b[ 21], b[ 22], #SDCCH 1
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b[ 23], b[ 24], b[ 25], b[ 26], #SDCCH 2
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b[ 27], b[ 28], b[ 29], b[ 30], #SDCCH 3
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b[ 31], b[ 32], b[ 33], b[ 34], #SDCCH 4
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b[ 35], b[ 36], b[ 37], b[ 38], #SDCCH 5
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b[ 39], b[ 40], b[ 41], b[ 42], #SDCCH 6
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b[ 43], b[ 44], b[ 45], b[ 46], #SDCCH 7
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b[ 47], b[ 48], b[ 49], b[ 50], #SACCH 0
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b[ 51], b[ 52], b[ 53], b[ 54], #SACCH 1
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b[ 55], b[ 56], b[ 57], b[ 58], #SACCH 2
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b[ 59], b[ 60], b[ 61], b[ 62], #SACCH 3 #skip 63-65
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b[ 66], b[ 67], b[ 68], b[ 69], #SDCCH 0
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b[ 70], b[ 71], b[ 72], b[ 73], #SDCCH 1
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b[ 74], b[ 75], b[ 76], b[ 77], #SDCCH 2
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b[ 78], b[ 79], b[ 80], b[ 81], #SDCCH 3
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b[ 82], b[ 83], b[ 84], b[ 85], #SDCCH 4
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b[ 86], b[ 87], b[ 88], b[ 89], #SDCCH 5
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b[ 90], b[ 91], b[ 92], b[ 93], #SDCCH 6
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b[ 94], b[ 95], b[ 96], b[ 97], #SDCCH 7
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b[ 98], b[ 99], b[100], b[101], #SACCH 4
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b[102], b[103], b[104], b[105], #SACCH 5
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], list(dst.get_burst_data()))
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self.assertEqual([
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136, 136, 136, 136,
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136, 136, 136, 136,
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136, 136, 136, 136,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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136, 136, 136, 136,
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136, 136, 136, 136,
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136, 136, 136, 136,
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136, 136, 136, 136,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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8, 8, 8, 8,
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136, 136, 136, 136,
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136, 136, 136, 136,
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], list(dst.get_sub_types()))
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self.assertEqual([
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5, 5, 5, 5, #SACCH 5
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6, 6, 6, 6, #SACCH 6
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7, 7, 7, 7, #SACCH 7
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0, 0, 0, 0,
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1, 1, 1, 1,
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2, 2, 2, 2,
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3, 3, 3, 3,
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4, 4, 4, 4,
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5, 5, 5, 5,
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6, 6, 6, 6,
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7, 7, 7, 7,
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0, 0, 0, 0, #SACCH 0
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1, 1, 1, 1, #SACCH 1
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2, 2, 2, 2, #SACCH 2
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3, 3, 3, 3, #SACCH 3
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0, 0, 0, 0,
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1, 1, 1, 1,
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2, 2, 2, 2,
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3, 3, 3, 3,
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4, 4, 4, 4,
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5, 5, 5, 5,
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6, 6, 6, 6,
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7, 7, 7, 7,
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4, 4, 4, 4, #SACCH 4
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5, 5, 5, 5,
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], list(dst.get_sub_slots()))
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if __name__ == '__main__':
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gr_unittest.run(qa_gsm_sdcch8_demapper, "qa_gsm_sdcch8_demapper.xml")
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