def test_update_details():
t = MixinFixture()
t.version = 110
instrument = Instrument(t)
instrument.symbol = 'AAPL'
instrument.security_ids = {SecurityIdentifierType.ISIN: 'US0378331005'}
fut = t.refresh_instrument(instrument)
assert not fut.done()
t.assert_message_sent(9, 8, 43, 0, 'AAPL', '', '', 0.0, '', '', '', '', '', '', '', False,
'ISIN', 'US0378331005')
t.dispatch_message(["10", "1", "43", # CONTRACT_DATA
"AAPL", "STK", "", "", "", "NASDAQ", "", "", "", "", "", "",
"",
"", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "0",
""])
assert not fut.done()
assert instrument.symbol == 'AAPL'
assert instrument.exchange == 'NASDAQ'
t.dispatch_message(["52", "1", "43"]), # CONTRACT_DATA_END
assert fut.done()
assert fut.result() is instrument
def _handle_symbol_samples(self, request_id: RequestId, num_contracts: int, message: IncomingMessage):
result = []
for _ in range(num_contracts):
contract = Instrument(self)
contract.contract_id = message.read(int)
contract.symbol = message.read(str)
contract.security_type = SecurityType(message.read(str))
contract.primary_exchange = message.read(str)
contract.currency = message.read(str)
message.read(typing.List[str]) # derivative_security_types
result.append(contract)
self.resolve_future(request_id, result)