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from simtestutil import SimTestCase, SimTestLoader
import pysimulavr
class XPin(pysimulavr.Pin):
def __init__(self, dev, sim, name, state = None):
pysimulavr.Pin.__init__(self)
self.ct = sim.getCurrentTime
self.name = name
if state is not None: self.SetPin(state)
# hold the connecting net here, it have not be destroyed, if we leave this method
self.__net = pysimulavr.Net()
self.__net.Add(self)
self.__net.Add(dev.GetPin(name))
class TestCase(SimTestCase):
def setPinAndCheck(self, pin, state, runtime, label, value):
pin.SetPin(state)
self.sim.doRun(self.sim.getCurrentTime() + runtime)
self.assertWordValue(label, value)
_state_0 = "L"
_state_1 = "H"
def test_00(self):
"""check counting"""
self.assertDevice()
self.assertStartTime()
# skip initialisation
self.assertInitDone()
# check timer_ticks after initialisation
self.assertWordValue("timer_ticks", 0)
# connect pin, set to state before edge
x = XPin(self.dev, self.sim, "D6", self._state_0)
self.setPinAndCheck(x, self._state_0, 10000, "timer_ticks", 0)
# set to state after edge
self.setPinAndCheck(x, self._state_1, 10000, "timer_ticks", 1)
# set to state before edge (second clock pulse)
self.setPinAndCheck(x, self._state_0, 10000, "timer_ticks", 1)
# set to state after edge (second clock pulse)
self.setPinAndCheck(x, self._state_1, 10000, "timer_ticks", 2)
# delete external pin
del x
if __name__ == '__main__':
from unittest import TextTestRunner
tests = SimTestLoader("timer_16_extp_atmega128.elf").loadTestsFromTestCase(TestCase)
TextTestRunner(verbosity = 2).run(tests)
# EOF
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