def test_from_dict_returns_expected_tick(self):
# Arrange
ticker = Ticker(
ETHUSDT_BINANCE.id,
0,
0,
)
# Act
result = Ticker.from_dict(Ticker.to_dict(ticker))
# Assert
assert ticker == result
def test_to_dict_returns_expected_dict(self):
# Arrange
ticker = Ticker(
ETHUSDT_BINANCE.id,
0,
0,
)
# Act
result = Ticker.to_dict(ticker)
# Assert
assert result == {
"type": "Ticker",
"instrument_id": "ETHUSDT.BINANCE",
"ts_event": 0,
"ts_init": 0,
}
def test_ticker_hash_str_and_repr(self):
# Arrange
ticker = Ticker(
ETHUSDT_BINANCE.id,
0,
0,
)
# Act, Assert
assert isinstance(hash(ticker), int)
assert str(
ticker
) == "Ticker(instrument_id=ETHUSDT.BINANCE, ts_event=0)" # noqa
assert repr(
ticker
) == "Ticker(instrument_id=ETHUSDT.BINANCE, ts_event=0)" # noqa
def test_fully_qualified_name(self):
# Arrange, Act, Assert
assert Ticker.fully_qualified_name(
) == "nautilus_trader.model.data.ticker.Ticker"
def ticker(instrument_id=None) -> Ticker:
return Ticker(
instrument_id=instrument_id or TestIdStubs.audusd_id(),
ts_event=0,
ts_init=0,
)