#!/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, blocks

class test_integrate (gr_unittest.TestCase):

    def setUp (self):
        self.tb = gr.top_block ()

    def tearDown (self):
        self.tb = None

    def test_000_ss(self):
        src_data = (1, 2, 3, 4, 5, 6)
        dst_data = (6, 15)
        src = blocks.vector_source_s(src_data)
        itg = blocks.integrate_ss(3)
        dst = blocks.vector_sink_s()
        self.tb.connect(src, itg, dst)
        self.tb.run()
        self.assertEqual(dst_data, dst.data())

    def test_001_ii(self):
        src_data = (1, 2, 3, 4, 5, 6)
        dst_data = (6, 15)
        src = blocks.vector_source_i(src_data)
        itg = blocks.integrate_ii(3)
        dst = blocks.vector_sink_i()
        self.tb.connect(src, itg, dst)
        self.tb.run()
        self.assertEqual(dst_data, dst.data())

    def test_002_ff(self):
        src_data = [1.0, 2.0, 3.0, 4.0, 5.0, 6.0]
        dst_data = [6.0, 15.0]
        src = blocks.vector_source_f(src_data)
        itg = blocks.integrate_ff(3)
        dst = blocks.vector_sink_f()
        self.tb.connect(src, itg, dst)
        self.tb.run()
        self.assertFloatTuplesAlmostEqual(dst_data, dst.data(), 6)

    def test_003_cc(self):
        src_data = [1.0+1.0j, 2.0+2.0j, 3.0+3.0j, 4.0+4.0j, 5.0+5.0j, 6.0+6.0j]
        dst_data = [6.0+6.0j, 15.0+15.0j]
        src = blocks.vector_source_c(src_data)
        itg = blocks.integrate_cc(3)
        dst = blocks.vector_sink_c()
        self.tb.connect(src, itg, dst)
        self.tb.run()
        self.assertComplexTuplesAlmostEqual(dst_data, dst.data(), 6)

    def test_004_ss_vec(self):
        src_data = (1, 2, 3, 4, 5, 6)
        dst_data = (9, 12)
        vlen = 2
        src = blocks.vector_source_s(src_data, False, vlen)
        itg = blocks.integrate_ss(3, vlen)
        dst = blocks.vector_sink_s(vlen)
        self.tb.connect(src, itg, dst)
        self.tb.run()
        self.assertEqual(dst_data, dst.data())

    def test_003_cc_vec(self):
        src_data = [1.0+1.0j, 2.0+2.0j, 3.0+3.0j, 4.0+4.0j, 5.0+5.0j, 6.0+6.0j]
        dst_data = [9.0+9.0j, 12.0+12.0j]
        vlen = 2
        src = blocks.vector_source_c(src_data, False, vlen)
        itg = blocks.integrate_cc(3, vlen)
        dst = blocks.vector_sink_c(vlen)
        self.tb.connect(src, itg, dst)
        self.tb.run()
        self.assertComplexTuplesAlmostEqual(dst_data, dst.data(), 6)

if __name__ == '__main__':
    gr_unittest.run(test_integrate, "test_integrate.xml")
