diff options
Diffstat (limited to 'gr-blocks/python/qa_udp_source_sink.py')
-rw-r--r-- | gr-blocks/python/qa_udp_source_sink.py | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/gr-blocks/python/qa_udp_source_sink.py b/gr-blocks/python/qa_udp_source_sink.py new file mode 100644 index 0000000000..6ebbf87afc --- /dev/null +++ b/gr-blocks/python/qa_udp_source_sink.py @@ -0,0 +1,121 @@ +#!/usr/bin/env python +# +# Copyright 2008,2010,2013 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 blocks_swig as blocks +import os + +from threading import Timer + +class test_udp_sink_source(gr_unittest.TestCase): + + def setUp(self): + self.tb_snd = gr.top_block() + self.tb_rcv = gr.top_block() + + def tearDown(self): + self.tb_rcv = None + self.tb_snd = None + + def test_001(self): + # Tests calling disconnect/reconnect. + + port = 65500 + + n_data = 16 + src_data = [x for x in range(n_data)] + expected_result = tuple(src_data) + src = gr.vector_source_s(src_data, False) + udp_snd = blocks.udp_sink(gr.sizeof_short, 'localhost', port) + self.tb_snd.connect(src, udp_snd) + + self.tb_snd.run() + udp_snd.disconnect() + + udp_snd.connect('localhost', port+1) + src.rewind() + self.tb_snd.run() + + def test_002(self): + port = 65500 + + n_data = 100000 + src_data = [float(x) for x in range(n_data)] + expected_result = tuple(src_data) + src = gr.vector_source_f(src_data, False) + udp_snd = gr.udp_sink(gr.sizeof_float, 'localhost', port) + self.tb_snd.connect(src, udp_snd) + + udp_rcv = gr.udp_source(gr.sizeof_float, 'localhost', port) + dst = gr.vector_sink_f() + self.tb_rcv.connect(udp_rcv, dst) + + self.tb_rcv.start() + self.tb_snd.run() + udp_snd.disconnect() + self.timeout = False + q = Timer(2.0,self.stop_rcv) + q.start() + self.tb_rcv.wait() + q.cancel() + + result_data = dst.data() + self.assertEqual(expected_result, result_data) + self.assert_(not self.timeout) + + def test_003(self): + udp_rcv = gr.udp_source( gr.sizeof_float, '0.0.0.0', 0, eof=False ) + rcv_port = udp_rcv.get_port() + + udp_snd = gr.udp_sink( gr.sizeof_float, '127.0.0.1', 65500 ) + udp_snd.connect( 'localhost', rcv_port ) + + n_data = 16 + src_data = [float(x) for x in range(n_data)] + expected_result = tuple(src_data) + src = gr.vector_source_f(src_data) + dst = gr.vector_sink_f() + + self.tb_snd.connect( src, udp_snd ) + self.tb_rcv.connect( udp_rcv, dst ) + + self.tb_rcv.start() + self.tb_snd.run() + udp_snd.disconnect() + self.timeout = False + q = Timer(2.0,self.stop_rcv) + q.start() + self.tb_rcv.wait() + q.cancel() + + result_data = dst.data() + self.assertEqual(expected_result, result_data) + self.assert_(self.timeout) # source ignores EOF? + + def stop_rcv(self): + self.timeout = True + self.tb_rcv.stop() + #print "tb_rcv stopped by Timer" + +if __name__ == '__main__': + gr_unittest.run(test_udp_sink_source, "test_udp_sink_source.xml") + |