def test_rule_has_consequence_when_false_different_field():
def condition(subject):
return subject['fruit'] == 'strawberry'
def consequence(subject):
subject['color'] = 'red'
rule = Rule('all strawberries are red', condition, consequence, {'fruit': 'strawberry'}, ('fruit',))
assert rule.has_consequence(condition) is False
def test_rule_has_consequence_when_true():
def condition(subject):
return subject['fruit'] == 'strawberry'
def consequence(subject):
subject['color'] = 'red'
rule = Rule('all strawberries are red', condition, consequence, {'fruit': 'strawberry'}, ('fruit',))
assert rule.has_consequence({'color': 'red'})
