From bb7d94a712ff5f18730bd984f2fbfd20682e9edc Mon Sep 17 00:00:00 2001 From: Vasil Velichkov Date: Fri, 30 Mar 2018 03:11:11 +0300 Subject: [PATCH] Add tch_f_decoder tests --- python/CMakeLists.txt | 1 + python/qa_tch_f_decoder.py | 108 +++++++++++++++++++++++++++++++++++++ test_data | 2 +- 3 files changed, 110 insertions(+), 1 deletion(-) create mode 100755 python/qa_tch_f_decoder.py diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt index a4a4338..564ec3b 100644 --- a/python/CMakeLists.txt +++ b/python/CMakeLists.txt @@ -54,6 +54,7 @@ GR_ADD_TEST(qa_burst_timeslot_filter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE GR_ADD_TEST(qa_burst_sdcch_subslot_filter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_burst_sdcch_subslot_filter.py) GR_ADD_TEST(qa_burst_fnr_filter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_burst_fnr_filter.py) GR_ADD_TEST(qa_dummy_burst_filter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_dummy_burst_filter.py) +GR_ADD_TEST(qa_tch_f_decoder ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_tch_f_decoder.py) #GR_ADD_TEST(qa_msg_to_tag ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_msg_to_tag.py) #GR_ADD_TEST(qa_controlled_fractional_resampler_cc ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_controlled_fractional_resampler_cc.py) #GR_ADD_TEST(qa_uplink_downlink_splitter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_uplink_downlink_splitter.py) diff --git a/python/qa_tch_f_decoder.py b/python/qa_tch_f_decoder.py new file mode 100755 index 0000000..b6a8b65 --- /dev/null +++ b/python/qa_tch_f_decoder.py @@ -0,0 +1,108 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +# @file +# @author (C) 2018 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 numpy as np +from gnuradio import gr, gr_unittest, blocks +import grgsm_swig as grgsm +import pmt + +class qa_tch_f_decoder (gr_unittest.TestCase): + + def setUp (self): + self.tb = gr.top_block () + + def tearDown (self): + self.tb = None + + def test_fr (self): + """ + Simple TCH/F Full Rate test + """ + framenumbers_input = [373420, 373421, 373422, 373423, 373424, 373425, 373426, 373427, 3734298] + timeslots_input = [3, 3, 3, 3, 3, 3, 3, 3] + bursts_input = [ + "0000101011011010011110011011101011100000100010001011010100110111011110001001011101111000111010001001000110000011100010000010111110110101001101011000", + "0001011011111010000000111010110001110101010011011100000110100111011110001001011101111000110100000010000001100010101101011010000110000101101011000000", + "0000011010010000100000000100110111111110101101011001001010010111011110001001011101111000010001010001101000010100100111101110110010011110010000011000", + "0001000000010111010111100100110110000101101111000000011011100111011110001001011101111000101001000001101010010110011100011010010011010001010010001000", + "0000111001001110100011110000101001110110111011001110110110110111011110001001011101111000011110001000010101011000101010010101000000100000010011101000", + "0000011001001010010101100000110100101001111001001100101010000111011110001001011101111000100111000000111111000000100001101001101010000110111111100000", + "0001011011101100100001010001001000110010010010100101000111010111011110001001011101111000100001101110100101000100100100100100000100011101111001011000", + "0000010111000101101101100001011000110010010011001110101000010111011110001001011101111000001001100011010001111110001101010100110001010001100100001000" + ] + + src = grgsm.burst_source(framenumbers_input, timeslots_input, bursts_input) + decoder = grgsm.tch_f_decoder(grgsm.TCH_FS, False) + dst = blocks.message_debug() + + self.tb.msg_connect(src, "out", decoder, "bursts") + self.tb.msg_connect(decoder, "voice", dst, "store") + + self.tb.run () + + self.assertEqual(dst.num_messages(), 1) + + pdu = dst.get_message(0) + self.assertEqual(True, pmt.is_pair(pdu)) + + data = pmt.cdr(pdu) + self.assertEqual(True, pmt.is_blob(data)) + + np.testing.assert_array_equal( + np.array([ + 211, 92, 197, 118, 171, 142, 160, 70, 219, 146, 71, 20, 226, + 128, 73, 35, 142, 75, 35, 94, 32, 73, 28, 114, 73, 44, + 132, 192, 72, 228, 141, 201, 27 + ]), + pmt.to_python(data)) + + def test_fr_parity_error (self): + """ + Test parity error + """ + framenumbers_input = [371462, 371463, 371464, 371465, 371466, 371467, 371468, 371469] + timeslots_input = [3, 3, 3, 3, 3, 3, 3, 3] + bursts_input = [ + "0001000010000011000010100000100101100000101101011000100000010111011110001001011101111001011010000000111010000000101101100000001010000000000000110000", + "0001010101010101010010001011010101010101111101001000000001100111011110001001011101111001010101011101010000000010000001011101110001001010001001000000", + "0000100010110100100000001001001010000000101110100000001111000111011110001001011101111001000000001101000000001010010000000010100100101000000000011000", + "0000000010010101111111010011001000000000101101010111010100000111011110001001011101111001000010000001010101110001000000000010010001110111110000000000", + "0001000000100011101010100000000101000000001111111010100000011111011110001001011101111001010000100010111010100000000101000010000010101010100000010000", + "0001010101111111111010000001010101011111111111101000000001001111011110001001011101111001010111111111111010101000000001010101011011101010000001000000", + "0000000000111110101010100001000000100010101110101010000101001111011110001001011101111001001010001111101010001000010000000000101110101010100000010000", + "0000001000010101010101111011101010100000000101011101111110101111011110001001011101111001100010000001010101011011101010001000010001011101111010101000" + ] + + src = grgsm.burst_source(framenumbers_input, timeslots_input, bursts_input) + decoder = grgsm.tch_f_decoder(grgsm.TCH_FS, False) + dst = blocks.message_debug() + + self.tb.msg_connect(src, "out", decoder, "bursts") + self.tb.msg_connect(decoder, "voice", dst, "store") + + self.tb.run () + + self.assertEqual(dst.num_messages(), 0) + +if __name__ == '__main__': + gr_unittest.run(qa_tch_f_decoder, "qa_tch_f_decoder.xml") diff --git a/test_data b/test_data index 86df03f..e2e5b44 160000 --- a/test_data +++ b/test_data @@ -1 +1 @@ -Subproject commit 86df03f54d86093e2fe22daae8bb8c170cf31e58 +Subproject commit e2e5b44bc2906d5f01944355ce5c83b39eec6fee