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from simtestutil import SimTestLoader
import ext_int0
class TestCase(ext_int0.TestCaseBase):
ctrlshift = 6
def test_00(self):
"""check interrupt on rising edge"""
self.assertDevice()
self.assertStartTime()
# skip initialisation
self.assertInitDone()
# create Pin
p = ext_int0.XPin(self.dev, self.sim, "B2")
# check port value
self.assertPortValue(0xff)
# ext pin = low
p.SetPin("L")
# init for rising edge
self.setControl(1)
self.resetFlag()
self.enableIRQ()
# counter is 0?
self.assertCounter(0, 10000)
# ext pin = high
p.SetPin("H")
# counter is 1?
self.assertCounter(1, 20000)
# ext pin = low
p.SetPin("L")
# counter is 1?
self.assertCounter(1, 20000)
# ext pin = high
p.SetPin("H")
# counter is 2?
self.assertCounter(2, 20000)
def test_01(self):
"""check interrupt on falling edge"""
self.assertDevice()
self.assertStartTime()
# skip initialisation
self.assertInitDone()
# create Pin
p = ext_int0.XPin(self.dev, self.sim, "B2")
# check port value
self.assertPortValue(0xff)
# ext pin = high
p.SetPin("H")
# init for rising edge
self.setControl(0)
self.resetFlag()
self.enableIRQ()
# counter is 0?
self.assertCounter(0, 10000)
# ext pin = low
p.SetPin("L")
# counter is 1?
self.assertCounter(1, 20000)
# ext pin = high
p.SetPin("H")
# counter is 1?
self.assertCounter(1, 20000)
# ext pin = low
p.SetPin("L")
# counter is 2?
self.assertCounter(2, 20000)
if __name__ == '__main__':
from unittest import TextTestRunner
tests = SimTestLoader("ext_int2_atmega16.elf").loadTestsFromTestCase(TestCase)
TextTestRunner(verbosity = 2).run(tests)
# EOF
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