diff options
Diffstat (limited to 'gr-digital/python/qa_packet_headergenerator_bb.py')
| -rwxr-xr-x | gr-digital/python/qa_packet_headergenerator_bb.py | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/gr-digital/python/qa_packet_headergenerator_bb.py b/gr-digital/python/qa_packet_headergenerator_bb.py new file mode 100755 index 0000000000..1aeaa86063 --- /dev/null +++ b/gr-digital/python/qa_packet_headergenerator_bb.py @@ -0,0 +1,157 @@ +#!/usr/bin/env python +# Copyright 2012 Free Software Foundation, Inc. +# +# This file is part of GNU Radio +# +# GNU Radio 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. +# +# GNU Radio 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 GNU Radio; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. +# + +from gnuradio import gr, gr_unittest +import digital_swig as digital +try: import pmt +except: from gruel import pmt + +class qa_packet_headergenerator_bb (gr_unittest.TestCase): + + def setUp (self): + self.tb = gr.top_block () + + def tearDown (self): + self.tb = None + + def test_001_12bits (self): + # 3 PDUs: | | | | + data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) + tagname = "packet_len" + tag1 = gr.gr_tag_t() + tag1.offset = 0 + tag1.key = pmt.pmt_string_to_symbol(tagname) + tag1.value = pmt.pmt_from_long(4) + tag2 = gr.gr_tag_t() + tag2.offset = 4 + tag2.key = pmt.pmt_string_to_symbol(tagname) + tag2.value = pmt.pmt_from_long(2) + tag3 = gr.gr_tag_t() + tag3.offset = 6 + tag3.key = pmt.pmt_string_to_symbol(tagname) + tag3.value = pmt.pmt_from_long(4) + src = gr.vector_source_b(data, False, 1, (tag1, tag2, tag3)) + header = digital.packet_headergenerator_bb(12, tagname) + sink = gr.vector_sink_b() + self.tb.connect(src, header, sink) + self.tb.run() + expected_data = ( + 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 + ) + self.assertEqual(sink.data(), expected_data) + + + def test_002_32bits (self): + # 3 PDUs: | | | | + data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) + tagname = "packet_len" + tag1 = gr.gr_tag_t() + tag1.offset = 0 + tag1.key = pmt.pmt_string_to_symbol(tagname) + tag1.value = pmt.pmt_from_long(4) + tag2 = gr.gr_tag_t() + tag2.offset = 4 + tag2.key = pmt.pmt_string_to_symbol(tagname) + tag2.value = pmt.pmt_from_long(2) + tag3 = gr.gr_tag_t() + tag3.offset = 6 + tag3.key = pmt.pmt_string_to_symbol(tagname) + tag3.value = pmt.pmt_from_long(4) + src = gr.vector_source_b(data, False, 1, (tag1, tag2, tag3)) + header = digital.packet_headergenerator_bb(32, tagname) + sink = gr.vector_sink_b() + self.tb.connect(src, header, sink) + self.tb.run() + expected_data = ( + # | Number of symbols | Packet number | Parity + 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, + 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + ) + self.assertEqual(sink.data(), expected_data) + + + def test_003_12bits_formatter_object (self): + # 3 PDUs: | | | | + data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) + tagname = "packet_len" + tag1 = gr.gr_tag_t() + tag1.offset = 0 + tag1.key = pmt.pmt_string_to_symbol(tagname) + tag1.value = pmt.pmt_from_long(4) + tag2 = gr.gr_tag_t() + tag2.offset = 4 + tag2.key = pmt.pmt_string_to_symbol(tagname) + tag2.value = pmt.pmt_from_long(2) + tag3 = gr.gr_tag_t() + tag3.offset = 6 + tag3.key = pmt.pmt_string_to_symbol(tagname) + tag3.value = pmt.pmt_from_long(4) + src = gr.vector_source_b(data, False, 1, (tag1, tag2, tag3)) + formatter_object = digital.packet_header_default(12, tagname) + header = digital.packet_headergenerator_bb(formatter_object.formatter()) + sink = gr.vector_sink_b() + self.tb.connect(src, header, sink) + self.tb.run() + expected_data = ( + 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 + ) + self.assertEqual(sink.data(), expected_data) + + def test_004_8bits_formatter_ofdm (self): + occupied_carriers = ((1, 2, 3, 5, 6, 7),) + # 3 PDUs: | | | | + data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) + tagname = "packet_len" + tag1 = gr.gr_tag_t() + tag1.offset = 0 + tag1.key = pmt.pmt_string_to_symbol(tagname) + tag1.value = pmt.pmt_from_long(4) + tag2 = gr.gr_tag_t() + tag2.offset = 4 + tag2.key = pmt.pmt_string_to_symbol(tagname) + tag2.value = pmt.pmt_from_long(2) + tag3 = gr.gr_tag_t() + tag3.offset = 6 + tag3.key = pmt.pmt_string_to_symbol(tagname) + tag3.value = pmt.pmt_from_long(4) + src = gr.vector_source_b(data, False, 1, (tag1, tag2, tag3)) + formatter_object = digital.packet_header_ofdm(occupied_carriers, 1, tagname) + self.assertEqual(formatter_object.header_len(), 6) + self.assertEqual(pmt.pmt_symbol_to_string(formatter_object.len_tag_key()), tagname) + header = digital.packet_headergenerator_bb(formatter_object.formatter()) + sink = gr.vector_sink_b() + self.tb.connect(src, header, sink) + self.tb.run() + expected_data = ( + 0, 0, 1, 0, 0, 0, + 0, 1, 0, 0, 0, 0, + 0, 0, 1, 0, 0, 0 + ) + self.assertEqual(sink.data(), expected_data) + +if __name__ == '__main__': + gr_unittest.run(qa_packet_headergenerator_bb, "qa_packet_headergenerator_bb.xml") + |