def test_models(self, member_id: str, name: str, accounts: [Account]):
""" Testing models and their functions.
:param str member_id: Member identifier, parametrised.
:param str name: Member name, parametrised.
:param [Account] accounts: Account model instances, parametrised.
"""
test_member = Member(member_id=member_id, name=name, accounts=set())
assert test_member is not None
assert test_member.member_id == member_id
assert test_member.name == name
db = BillDatabase(members={test_member},
accounts=list(),
electricity_bills={},
gas_bills={})
for account in accounts:
db.add_account(account=account)
if accounts:
assert len(
db.get_member_accounts(member_id=member_id)) == len(accounts)
test_account = Account(account_id='account-abc',
member_id='member-123')
assert test_account.__hash__() == hash('account-abc_member-123')
test_electricity_bill = ElectricityBill(member=test_member,
account=test_account,
bill_date='2017-08-31',
units=0,
total=0.0)
assert test_electricity_bill.__hash__() == \
hash('member-123_account-abc_2017-08-31')
test_gas_bill = GasBill(member=test_member,
account=test_account,
bill_date='2017-08-31',
units=0,
total=0.0)
assert test_gas_bill.__hash__() == \
hash('member-123_account-abc_2017-08-31')
