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#!/usr/bin/env python
#
# Copyright 2004,2010,2013 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 pmt
import time
def all_counts():
return (gr.block_ncurrently_allocated(),
gr.block_detail_ncurrently_allocated(),
gr.buffer_ncurrently_allocated(),
gr.buffer_reader_ncurrently_allocated(),
gr.message_ncurrently_allocated())
class test_message(gr_unittest.TestCase):
def setUp(self):
self.msgq = gr.msg_queue()
def tearDown(self):
self.msgq = None
def leak_check(self, fct):
begin = all_counts()
fct()
# tear down early so we can check for leaks
self.tearDown()
end = all_counts()
self.assertEqual(begin, end)
def test_100(self):
msg = gr.message(0, 1.5, 2.3)
self.assertEquals(0, msg.type())
self.assertAlmostEqual(1.5, msg.arg1())
self.assertAlmostEqual(2.3, msg.arg2())
self.assertEquals(0, msg.length())
def test_101(self):
s = 'This is a test'
msg = gr.message_from_string(s)
self.assertEquals(s, msg.to_string())
def test_200(self):
self.leak_check(self.body_200)
def body_200(self):
self.msgq.insert_tail(gr.message(0))
self.assertEquals(1, self.msgq.count())
self.msgq.insert_tail(gr.message(1))
self.assertEquals(2, self.msgq.count())
msg0 = self.msgq.delete_head()
self.assertEquals(0, msg0.type())
msg1 = self.msgq.delete_head()
self.assertEquals(1, msg1.type())
self.assertEquals(0, self.msgq.count())
def test_201(self):
self.leak_check(self.body_201)
def body_201(self):
self.msgq.insert_tail(gr.message(0))
self.assertEquals(1, self.msgq.count())
self.msgq.insert_tail(gr.message(1))
self.assertEquals(2, self.msgq.count())
def test_202(self):
self.leak_check(self.body_202)
def body_202(self):
# global msg
msg = gr.message(666)
def test_300(self):
input_data = (0,1,2,3,4,5,6,7,8,9)
src = gr.vector_source_b(input_data)
dst = gr.vector_sink_b()
tb = gr.top_block()
tb.connect(src, dst)
tb.run()
self.assertEquals(input_data, dst.data())
def test_301(self):
# Use itemsize, limit constructor
src = blocks.message_source(gr.sizeof_char)
dst = gr.vector_sink_b()
tb = gr.top_block()
tb.connect(src, dst)
src.msgq().insert_tail(gr.message_from_string('01234'))
src.msgq().insert_tail(gr.message_from_string('5'))
src.msgq().insert_tail(gr.message_from_string(''))
src.msgq().insert_tail(gr.message_from_string('6789'))
src.msgq().insert_tail(gr.message(1)) # send EOF
tb.run()
self.assertEquals(tuple(map(ord, '0123456789')), dst.data())
def test_302(self):
# Use itemsize, msgq constructor
msgq = gr.msg_queue()
src = blocks.message_source(gr.sizeof_char, msgq)
dst = gr.vector_sink_b()
tb = gr.top_block()
tb.connect(src, dst)
src.msgq().insert_tail(gr.message_from_string('01234'))
src.msgq().insert_tail(gr.message_from_string('5'))
src.msgq().insert_tail(gr.message_from_string(''))
src.msgq().insert_tail(gr.message_from_string('6789'))
src.msgq().insert_tail(gr.message(1)) # send EOF
tb.run()
self.assertEquals(tuple(map(ord, '0123456789')), dst.data())
def test_debug_401(self):
msg = pmt.intern("TESTING")
src = blocks.message_strobe(msg, 500)
snk = blocks.message_debug()
tb = gr.top_block()
tb.msg_connect(src, "strobe", snk, "store")
tb.start()
time.sleep(1)
tb.stop()
tb.wait()
rec_msg = snk.get_message(0)
self.assertTrue(pmt.eqv(rec_msg, msg))
if __name__ == '__main__':
gr_unittest.run(test_message, "test_message.xml")
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