def test_request_bars_with_invalid_params_raises_value_error(
self, start, stop):
# Arrange
actor = MockActor()
actor.register_base(
trader_id=self.trader_id,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
bar_type = TestStubs.bartype_audusd_1min_bid()
# Act, Assert
with pytest.raises(ValueError):
actor.request_bars(bar_type, start, stop)
def test_request_bars_sends_request_to_data_engine(self):
# Arrange
actor = MockActor()
actor.register_base(
trader_id=self.trader_id,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
bar_type = TestStubs.bartype_audusd_1min_bid()
# Act
actor.request_bars(bar_type)
# Assert
assert self.data_engine.request_count == 1