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from simtestutil import SimTestCase, SimTestLoader
import pysimulavr
class PortConnector(object):
def __init__(self, tc, pchar, inet):
self.tc = tc
self.pchar = pchar
# connect digital pin as injector to port pin 0 as input
inet.Add(tc.dev.GetPin(pchar + "0")) # connect to pin 0
# get a output pin for port pin 1
self.opin = tc.dev.GetPin(pchar + "1")
def assertState(self, state):
# check output state
o = self.opin.toChar()
self.tc.assertEqual(o, state, "output value %s1 wrong: got=%s, exp=%s" % (self.pchar, o, state))
class TestCase(SimTestCase):
DELAY = 12000 # run 12 microseconds
not_port_a = ("at90s4433", "atmega8", "atmega48", "attiny25")
not_port_c = ("attiny2313", "attiny25")
not_port_d = ("attiny25", )
port_e_g = ("atmega64", "atmega128", "at90can32")
def create_connections(self, inet):
ports = list()
p = self.processorName
if not p in self.not_port_a: ports.append(PortConnector(self, "A", inet))
ports.append(PortConnector(self, "B", inet))
if not p in self.not_port_c: ports.append(PortConnector(self, "C", inet))
if not p in self.not_port_d: ports.append(PortConnector(self, "D", inet))
if p in self.port_e_g:
ports.append(PortConnector(self, "E", inet))
ports.append(PortConnector(self, "F", inet))
ports.append(PortConnector(self, "G", inet))
return ports
def test_00(self):
"""check port function (I/O)"""
self.assertDevice()
self.assertStartTime()
# create digital pin as injector
bpin = pysimulavr.Pin()
bpin.SetPin("L") # set to L state
bnet = pysimulavr.Net()
bnet.Add(bpin)
# connect to ports
ports = self.create_connections(bnet)
# skip initialisation
self.assertInitDone()
# check, that we are not in idle loop ...
self.assertEqual(self.sim.getByteByName(self.dev, "in_loop"), 0, "not in idle loop")
# run till in idle loop
self.sim.doRun(self.sim.getCurrentTime() + self.DELAY)
# check, that we are now in idle loop ...
self.assertEqual(self.sim.getByteByName(self.dev, "in_loop"), 1, "in idle loop")
# and 1 time processed the complete loop
c = self.sim.getByteByName(self.dev, "loop_count")
self.assertTrue(c > 0, "loop one time processed")
# check output state
for p in ports: p.assertState("L")
# set input pin to H
bpin.SetPin("H") # set to H state
# run
self.sim.doRun(self.sim.getCurrentTime() + self.DELAY)
c2 = self.sim.getByteByName(self.dev, "loop_count")
self.assertTrue(c2 > c, "loop count incremented")
# check output state
for p in ports: p.assertState("H")
if __name__ == '__main__':
from unittest import TextTestRunner
tests = SimTestLoader("port_at90s4433.elf").loadTestsFromTestCase(TestCase)
TextTestRunner(verbosity = 2).run(tests)
# EOF
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