#!/usr/bin/env python # # Copyright 2007,2010 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 math class test_arg_max (gr_unittest.TestCase): def setUp (self): self.tb = gr.top_block () def tearDown (self): self.tb = None def test_001(self): tb = self.tb src1_data = (0,0.2,-0.3,0,12,0) src2_data = (0,0.0,3.0,0,10,0) src3_data = (0,0.0,3.0,0,1,0) src1 = gr.vector_source_f (src1_data) s2v1 = blocks.stream_to_vector(gr.sizeof_float, len(src1_data)) tb.connect( src1, s2v1 ) src2 = gr.vector_source_f (src2_data) s2v2 = blocks.stream_to_vector(gr.sizeof_float, len(src1_data)) tb.connect( src2, s2v2 ) src3 = gr.vector_source_f (src3_data) s2v3 = blocks.stream_to_vector(gr.sizeof_float, len(src1_data)) tb.connect( src3, s2v3 ) dst1 = gr.vector_sink_s () dst2 = gr.vector_sink_s () argmax = gr.argmax_fs (len(src1_data)) tb.connect (s2v1, (argmax, 0)) tb.connect (s2v2, (argmax, 1)) tb.connect (s2v3, (argmax, 2)) tb.connect ((argmax,0), dst1) tb.connect ((argmax,1), dst2) tb.run () index = dst1.data () source = dst2.data () self.assertEqual ( index, (4,)) self.assertEqual ( source, (0,)) if __name__ == '__main__': gr_unittest.run(test_arg_max, "test_arg_max.xml")