def test_add_daughter(self):
husband = Person('Evan', 'Male')
wife = Person('Diana', 'Female')
family = Family(husband, wife)
daughter_name = 'Nisha'
family.add_daughter(daughter_name)
assert family.children[0].name == 'Nisha'
assert family.children[0].gender == 'Female'
def test_get_sisters(self):
husband = Person('Evan', 'Male')
wife = Person('Diana', 'Female')
family = Family(husband, wife)
family.add_son('John')
family.add_son('Alex')
family.add_son('Joe')
family.add_daughter('Nisha')
list_of_sisters = family.get_sisters('Joe')
assert 'Nisha' in list_of_sisters
assert 'Alex' not in list_of_sisters
