def should_stores_requirements_for_characteristic(self):
main = r.Characteristic()
char = r.Characteristic()
requirement = r.Requirement()
requirement.characteristic = char
requirement.from_resource = main
requirement.pars = b.Pars()
requirement.pars.dict = {'limits': [1, 2]}
self.session.add(requirement)
self.session.commit()
assert main.requirements[0].characteristic == char
assert main.requirements[0].pars['limits'] == [1, 2]
def should_eval_ok_from_limits(self):
characteristic = r.Characteristic()
characteristic.key = 'char'
part = i.Part()
part.tracking = 'tr'
measurement = i.Measurement(part, characteristic, 2.0)
defect = measurement.evaluate([None, None], 1.0)
assert defect is None
# hi failure_mode
defect = measurement.evaluate([-0.5, 0.5], 0.0)
assert defect.failure_mode.key == 'hi-char'
assert defect.tracking == 'tr*hi-char'
assert part.defects[0] == defect
# lw failure_mode
defect = measurement.evaluate([2.1, 3.0], 0.0)
assert defect.failure_mode.key == 'lw-char'
assert defect.tracking == 'tr*lw-char'
assert part.defects[1] == defect
# shi failure_mode
defect = measurement.evaluate([-2.5, 2.5], 0.6)
assert defect.failure_mode.key == 'shi-char'
assert defect.tracking == 'tr*shi-char'
assert part.defects[2] == defect
# lw failure_mode
defect = measurement.evaluate([1.5, 3.0], 0.6)
assert defect.failure_mode.key == 'slw-char'
assert defect.tracking == 'tr*slw-char'
assert part.defects[3] == defect
def setup_method(self, method):
super().setup_method(method)
self.part = i.Part()
self.part.tracking = '1234'
self.part_model = r.PartModel()
self.part_model.key = 'partnumber'
self.part.part_model = self.part_model
self.characteristic = r.Characteristic()
def _should_stores_failure_modes_from_characteristic(self):
char = r.Characteristic()
failure = r.Failure(char, 'lw')
self.session.add(failure)
self.session.commit()
assert char.failures[0] == failure
def should_avoid_repeat_failure_modes(self):
char = r.Characteristic()
failure = r.Failure(char, 'lw')
self.session.add(failure)
self.session.commit()
try:
r.Failure(char, 'lw')
pytest.fail('DuplicatedFailure exception should be raised')
except r.DuplicatedFailure:
pass
def setup_method(self, method):
super().setup_method(method)
self.part = i.Part()
self.characteristic = r.Characteristic()
def setup_method(self, method):
super().setup_method(method)
self.part = i.Part()
characteristic = r.Characteristic()
self.failure_mode = r.FailureMode(characteristic, 'lw')