3 # Copyright 2004 Free Software Foundation, Inc.
5 # This file is part of GNU Radio
7 # GNU Radio is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2, or (at your option)
12 # GNU Radio is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with GNU Radio; see the file COPYING. If not, write to
19 # the Free Software Foundation, Inc., 51 Franklin Street,
20 # Boston, MA 02110-1301, USA.
23 from gnuradio import gr, gr_unittest
26 class test_complex_ops (gr_unittest.TestCase):
29 self.fg = gr.flow_graph ()
34 def test_diff_phasor_cc (self):
35 src_data = (0+0j, 1+0j, -1+0j, 3+4j, -3-4j, -3+4j)
36 expected_result = (0+0j, 0+0j, -1+0j, -3-4j, -25+0j, -7-24j)
37 src = gr.vector_source_c (src_data)
38 op = gr.diff_phasor_cc ()
39 dst = gr.vector_sink_c ()
40 self.fg.connect (src, op)
41 self.fg.connect (op, dst)
42 self.fg.run () # run the graph and wait for it to finish
43 actual_result = dst.data () # fetch the contents of the sink
44 self.assertComplexTuplesAlmostEqual (expected_result, actual_result)
48 if __name__ == '__main__':