def test_remove_existing_patient():
um = UserManager()
um.add_patient_by_info('*****@*****.**', 'password', 'Cena', 'John',
'04253634223')
assert (len(um.patients) == 1)
assert (um.patients[0].email == '*****@*****.**')
assert (um.get_user('*****@*****.**') is not None)
assert (um.remove_patient('*****@*****.**'))
assert (um.patients == [])
assert (um.get_service_names() == [])
def test_remove_non_existing_patient_from_empty_list():
um = UserManager()
assert (not um.remove_patient('*****@*****.**'))
assert (um.patients == [])
def test_remove_non_existing_patient():
um = UserManager()
um.add_patient_by_info('*****@*****.**', 'password', 'Cena', 'John',
'04253634223')
assert (not um.remove_patient('*****@*****.**'))
assert (um.patients[0].email == '*****@*****.**')
