def test_config_risk_engine(self):
# Arrange
self.msgbus.deregister("RiskEngine.execute", self.risk_engine.execute)
config = RiskEngineConfig(
bypass=True, # <-- bypassing pre-trade risk checks for backtest
max_order_rate="5/00:00:01",
max_notional_per_order={"GBP/USD.SIM": 2_000_000},
)
# Act
risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
config=config,
)
# Assert
assert risk_engine.max_order_rate() == (5, timedelta(seconds=1))
assert risk_engine.max_notionals_per_order() == {
GBPUSD_SIM.id: Decimal("2000000")
}
assert risk_engine.max_notional_per_order(GBPUSD_SIM.id) == 2_000_000
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(
clock=self.clock,
level_stdout=LogLevel.DEBUG,
)
self.trader_id = TestStubs.trader_id()
self.account_id = TestStubs.account_id()
self.venue = Venue("SIM")
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_client = MockExecutionClient(
client_id=ClientId(self.venue.value),
venue_type=VenueType.ECN,
account_id=self.account_id,
account_type=AccountType.MARGIN,
base_currency=USD,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.portfolio.update_account(TestStubs.event_margin_account_state())
self.exec_engine.register_client(self.exec_client)
# Prepare data
self.cache.add_instrument(AUDUSD_SIM)
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(self.clock)
self.trader_id = TraderId("TESTER-000")
self.account_id = TestStubs.account_id()
self.venue = Venue("SIM")
self.portfolio = Portfolio(
cache=TestStubs.cache(),
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
portfolio=self.portfolio,
cache=TestStubs.cache(),
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
exec_engine=self.exec_engine,
portfolio=self.portfolio,
cache=TestStubs.cache(),
clock=self.clock,
logger=self.logger,
config={},
)
self.exec_client = MockExecutionClient(
client_id=ClientId(self.venue.value),
venue_type=VenueType.ECN,
account_id=self.account_id,
account_type=AccountType.MARGIN,
base_currency=USD,
engine=self.exec_engine,
clock=self.clock,
logger=self.logger,
)
# Wire up components
self.exec_engine.register_risk_engine(self.risk_engine)
self.exec_engine.register_client(self.exec_client)
# Prepare data
self.exec_engine.cache.add_instrument(AUDUSD_SIM)
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.logger = Logger(self.clock)
self.trader_id = TestStubs.trader_id()
self.account_id = TestStubs.account_id()
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = Cache(
database=None,
logger=self.logger,
)
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine = DataEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.strategy = TradingStrategy()
self.strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(self.clock)
self.trader_id = TraderId("TESTER", "000")
self.account_id = TestStubs.account_id()
self.venue = Venue("SIM")
self.portfolio = Portfolio(
clock=self.clock,
logger=self.logger,
)
self.portfolio.register_cache(DataCache(self.logger))
self.database = MockExecutionDatabase(trader_id=self.trader_id,
logger=self.logger)
self.exec_engine = ExecutionEngine(
database=self.database,
portfolio=self.portfolio,
clock=self.clock,
logger=self.logger,
)
self.exec_client = MockExecutionClient(
ClientId(self.venue.value),
self.account_id,
self.exec_engine,
self.clock,
self.logger,
)
self.risk_engine = RiskEngine(
exec_engine=self.exec_engine,
portfolio=self.portfolio,
clock=self.clock,
logger=self.logger,
config={},
)
self.exec_engine.register_client(self.exec_client)
self.exec_engine.register_risk_engine(self.risk_engine)
def setUp(self):
# Fixture Setup
clock = TestClock()
logger = Logger(clock, level_stdout=LogLevel.DEBUG)
trader_id = TraderId("TESTER-000")
self.order_factory = OrderFactory(
trader_id=trader_id,
strategy_id=StrategyId("S-001"),
clock=TestClock(),
)
cache_db = BypassCacheDatabase(
trader_id=trader_id,
logger=logger,
)
self.cache = Cache(
database=cache_db,
logger=logger,
)
self.portfolio = Portfolio(
cache=self.cache,
clock=clock,
logger=logger,
)
self.exec_engine = ExecutionEngine(
portfolio=self.portfolio,
cache=self.cache,
clock=clock,
logger=logger,
)
self.risk_engine = RiskEngine(
exec_engine=self.exec_engine,
portfolio=self.portfolio,
cache=self.cache,
clock=clock,
logger=logger,
)
# Wire up components
self.exec_engine.register_risk_engine(self.risk_engine)
# Prepare components
self.cache.add_instrument(AUDUSD_SIM)
self.cache.add_instrument(GBPUSD_SIM)
self.cache.add_instrument(BTCUSDT_BINANCE)
self.cache.add_instrument(BTCUSD_BITMEX)
self.cache.add_instrument(ETHUSD_BITMEX)
def setUp(self):
# Fixture Setup
clock = TestClock()
logger = Logger(clock)
trader_id = TraderId("TESTER-000")
account_id = TestStubs.account_id()
self.cache = TestStubs.cache()
self.portfolio = Portfolio(
cache=self.cache,
clock=clock,
logger=logger,
)
self.data_engine = DataEngine(
portfolio=self.portfolio,
cache=self.cache,
clock=clock,
logger=logger,
config={"use_previous_close": False},
)
self.data_engine.process(USDJPY_SIM)
self.exec_engine = ExecutionEngine(
portfolio=self.portfolio,
cache=self.cache,
clock=clock,
logger=logger,
)
self.exchange = SimulatedExchange(
venue=Venue("SIM"),
venue_type=VenueType.ECN,
oms_type=OMSType.HEDGING,
account_type=AccountType.MARGIN,
base_currency=USD,
starting_balances=[Money(1_000_000, USD)],
is_frozen_account=False,
cache=self.exec_engine.cache,
instruments=[USDJPY_SIM],
modules=[],
fill_model=FillModel(),
clock=clock,
logger=logger,
)
self.data_client = BacktestMarketDataClient(
client_id=ClientId("SIM"),
engine=self.data_engine,
clock=clock,
logger=logger,
)
self.exec_client = BacktestExecClient(
exchange=self.exchange,
account_id=account_id,
account_type=AccountType.MARGIN,
base_currency=USD,
engine=self.exec_engine,
clock=clock,
logger=logger,
)
self.risk_engine = RiskEngine(
exec_engine=self.exec_engine,
portfolio=self.portfolio,
cache=self.cache,
clock=clock,
logger=logger,
)
# Wire up components
self.data_engine.register_client(self.data_client)
self.exec_engine.register_risk_engine(self.risk_engine)
self.exec_engine.register_client(self.exec_client)
strategies = [
TradingStrategy("001"),
TradingStrategy("002"),
]
self.trader = Trader(
trader_id=trader_id,
strategies=strategies,
portfolio=self.portfolio,
data_engine=self.data_engine,
risk_engine=self.risk_engine,
exec_engine=self.exec_engine,
clock=clock,
logger=logger,
)
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(
clock=self.clock,
level_stdout=LogLevel.INFO,
)
self.trader_id = TestIdStubs.trader_id()
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestComponentStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine = DataEngine(
msgbus=self.msgbus,
clock=self.clock,
cache=self.cache,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exchange = SimulatedExchange(
venue=FTX,
oms_type=OMSType.NETTING,
account_type=AccountType.MARGIN,
base_currency=None, # Multi-asset wallet
starting_balances=[Money(200, ETH),
Money(1_000_000, USD)],
default_leverage=Decimal(100),
leverages={},
is_frozen_account=False,
instruments=[ETHUSD_FTX],
modules=[],
fill_model=FillModel(),
cache=self.cache,
clock=self.clock,
logger=self.logger,
latency_model=LatencyModel(0),
)
self.exec_client = BacktestExecClient(
exchange=self.exchange,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
# Wire up components
self.exec_engine.register_client(self.exec_client)
self.exchange.register_client(self.exec_client)
self.cache.add_instrument(ETHUSD_FTX)
# Create mock strategy
self.strategy = MockStrategy(
bar_type=TestDataStubs.bartype_usdjpy_1min_bid())
self.strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
# Start components
self.exchange.reset()
self.data_engine.start()
self.exec_engine.start()
self.strategy.start()
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(
clock=self.clock,
level_stdout=LogLevel.DEBUG,
)
self.trader_id = TestStubs.trader_id()
self.account_id = TestStubs.account_id()
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine = DataEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exchange = SimulatedExchange(
venue=Venue("SIM"),
venue_type=VenueType.ECN,
oms_type=OMSType.HEDGING,
account_type=AccountType.MARGIN,
base_currency=USD,
starting_balances=[Money(1_000_000, USD)],
default_leverage=Decimal(50),
leverages={},
is_frozen_account=False,
cache=self.cache,
instruments=[USDJPY_SIM],
modules=[],
fill_model=FillModel(),
clock=self.clock,
logger=self.logger,
latency_model=LatencyModel(0),
)
self.data_client = BacktestMarketDataClient(
client_id=ClientId("SIM"),
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_client = BacktestExecClient(
exchange=self.exchange,
account_id=self.account_id,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
# Wire up components
self.exchange.register_client(self.exec_client)
self.data_engine.register_client(self.data_client)
self.exec_engine.register_client(self.exec_client)
self.exchange.reset()
# Add instruments
self.data_engine.process(AUDUSD_SIM)
self.data_engine.process(GBPUSD_SIM)
self.data_engine.process(USDJPY_SIM)
self.cache.add_instrument(AUDUSD_SIM)
self.cache.add_instrument(GBPUSD_SIM)
self.cache.add_instrument(USDJPY_SIM)
self.exchange.process_tick(TestStubs.quote_tick_3decimal(
USDJPY_SIM.id)) # Prepare market
self.data_engine.start()
self.exec_engine.start()
class TestRiskEngine:
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(self.clock)
self.trader_id = TraderId("TESTER-000")
self.account_id = TestStubs.account_id()
self.venue = Venue("SIM")
self.portfolio = Portfolio(
cache=TestStubs.cache(),
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
portfolio=self.portfolio,
cache=TestStubs.cache(),
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
exec_engine=self.exec_engine,
portfolio=self.portfolio,
cache=TestStubs.cache(),
clock=self.clock,
logger=self.logger,
config={},
)
self.exec_client = MockExecutionClient(
client_id=ClientId(self.venue.value),
venue_type=VenueType.ECN,
account_id=self.account_id,
account_type=AccountType.MARGIN,
base_currency=USD,
engine=self.exec_engine,
clock=self.clock,
logger=self.logger,
)
# Wire up components
self.exec_engine.register_risk_engine(self.risk_engine)
self.exec_engine.register_client(self.exec_client)
# Prepare data
self.exec_engine.cache.add_instrument(AUDUSD_SIM)
def test_set_block_all_orders_changes_flag_value(self):
# Arrange
# Act
self.risk_engine.set_block_all_orders()
# Assert
assert self.risk_engine.block_all_orders
def test_given_random_command_logs_and_continues(self):
# Arrange
random = TradingCommand(
self.trader_id,
StrategyId("SCALPER-001"),
AUDUSD_SIM.id,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(random)
def test_given_random_event_logs_and_continues(self):
# Arrange
random = Event(
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.exec_engine.process(random)
def test_submit_order_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER-000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_client.calls == ["connect", "submit_order"]
def test_submit_bracket_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER-000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
entry = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
bracket = strategy.order_factory.bracket(
entry_order=entry,
stop_loss=Price.from_str("1.00000"),
take_profit=Price.from_str("1.00010"),
)
submit_bracket = SubmitBracketOrder(
self.trader_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_bracket)
# Assert
assert self.exec_client.calls == ["connect", "submit_bracket_order"]
def test_submit_order_when_block_all_orders_true_then_denies_order(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER-000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.set_block_all_orders()
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_client.calls == ["connect"]
assert self.risk_engine.command_count == 1
def test_update_order_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER-000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
update = UpdateOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
order.venue_order_id,
order.quantity,
Price.from_str("1.00010"),
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
# Act
self.risk_engine.execute(update)
# Assert
assert self.exec_client.calls == [
"connect", "submit_order", "update_order"
]
assert self.risk_engine.command_count == 2
assert self.exec_engine.command_count == 2
def test_cancel_order_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER-000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
cancel = CancelOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
order.venue_order_id,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
# Act
self.risk_engine.execute(cancel)
# Assert
assert self.exec_client.calls == [
"connect", "submit_order", "cancel_order"
]
assert self.risk_engine.command_count == 2
assert self.exec_engine.command_count == 2
def test_submit_bracket_when_block_all_orders_true_then_denies_order(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER-000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
entry = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
bracket = strategy.order_factory.bracket(
entry_order=entry,
stop_loss=Price.from_str("1.00000"),
take_profit=Price.from_str("1.00010"),
)
submit_bracket = SubmitBracketOrder(
self.trader_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.set_block_all_orders()
# Act
self.risk_engine.execute(submit_bracket)
# Assert
assert self.exec_client.calls == ["connect"]
assert self.risk_engine.command_count == 1
assert self.exec_engine.event_count == 3
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(
clock=self.clock,
level_stdout=LogLevel.DEBUG,
)
self.trader_id = TestIdStubs.trader_id()
self.account_id = TestIdStubs.account_id()
self.venue = Venue("SIM")
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestComponentStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
config = ExecEngineConfig()
config.allow_cash_positions = True # Retain original behaviour for now
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
config=config,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_client = MockExecutionClient(
client_id=ClientId(self.venue.value),
venue=self.venue,
account_type=AccountType.MARGIN,
base_currency=USD,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.portfolio.update_account(TestEventStubs.margin_account_state())
self.exec_engine.register_client(self.exec_client)
# Prepare data
self.cache.add_instrument(AUDUSD_SIM)
class TestRiskEngine:
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(
clock=self.clock,
level_stdout=LogLevel.DEBUG,
)
self.trader_id = TestIdStubs.trader_id()
self.account_id = TestIdStubs.account_id()
self.venue = Venue("SIM")
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestComponentStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
config = ExecEngineConfig()
config.allow_cash_positions = True # Retain original behaviour for now
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
config=config,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_client = MockExecutionClient(
client_id=ClientId(self.venue.value),
venue=self.venue,
account_type=AccountType.MARGIN,
base_currency=USD,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.portfolio.update_account(TestEventStubs.margin_account_state())
self.exec_engine.register_client(self.exec_client)
# Prepare data
self.cache.add_instrument(AUDUSD_SIM)
def test_config_risk_engine(self):
# Arrange
self.msgbus.deregister("RiskEngine.execute", self.risk_engine.execute)
config = RiskEngineConfig(
bypass=True, # <-- bypassing pre-trade risk checks for backtest
max_order_rate="5/00:00:01",
max_notional_per_order={"GBP/USD.SIM": 2_000_000},
)
# Act
risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
config=config,
)
# Assert
assert risk_engine.max_order_rate() == (5, timedelta(seconds=1))
assert risk_engine.max_notionals_per_order() == {GBPUSD_SIM.id: Decimal("2000000")}
assert risk_engine.max_notional_per_order(GBPUSD_SIM.id) == 2_000_000
def test_risk_engine_on_stop(self):
# Arrange, Act
self.risk_engine.start()
self.risk_engine.stop()
# Assert
assert self.risk_engine.is_stopped
def test_process_event_then_handles(self):
# Arrange
event = Event(
event_id=self.uuid_factory.generate(),
ts_event=self.clock.timestamp_ns(),
ts_init=self.clock.timestamp_ns(),
)
# Act
self.risk_engine.process(event)
# Assert
assert self.risk_engine.event_count == 1
def test_trading_state_after_instantiation_returns_active(self):
# Arrange, Act
result = self.risk_engine.trading_state
# Assert
assert result == TradingState.ACTIVE
def test_set_trading_state_when_no_change_logs_warning(self):
# Arrange, Act
self.risk_engine.set_trading_state(TradingState.ACTIVE)
# Assert
assert self.risk_engine.trading_state == TradingState.ACTIVE
def test_set_trading_state_changes_value_and_publishes_event(self):
# Arrange
handler = []
self.msgbus.subscribe(topic="events.risk*", handler=handler.append)
# Act
self.risk_engine.set_trading_state(TradingState.HALTED)
# Assert
assert type(handler[0]) == TradingStateChanged
assert self.risk_engine.trading_state == TradingState.HALTED
def test_max_order_rate_when_no_risk_config_returns_100_per_second(self):
# Arrange, Act
result = self.risk_engine.max_order_rate()
assert result == (100, timedelta(seconds=1))
def test_max_notionals_per_order_when_no_risk_config_returns_empty_dict(self):
# Arrange, Act
result = self.risk_engine.max_notionals_per_order()
assert result == {}
def test_max_notional_per_order_when_no_risk_config_returns_none(self):
# Arrange, Act
result = self.risk_engine.max_notional_per_order(AUDUSD_SIM.id)
assert result is None
def test_set_max_notional_per_order_changes_setting(self):
# Arrange, Act
self.risk_engine.set_max_notional_per_order(AUDUSD_SIM.id, 1_000_000)
max_notionals = self.risk_engine.max_notionals_per_order()
max_notional = self.risk_engine.max_notional_per_order(AUDUSD_SIM.id)
# Assert
assert max_notionals == {AUDUSD_SIM.id: Decimal("1000000")}
assert max_notional == Decimal(1_000_000)
def test_given_random_command_then_logs_and_continues(self):
# Arrange
random = TradingCommand(
client_id=None,
trader_id=self.trader_id,
strategy_id=StrategyId("SCALPER-001"),
instrument_id=AUDUSD_SIM.id,
command_id=self.uuid_factory.generate(),
ts_init=self.clock.timestamp_ns(),
)
self.risk_engine.execute(random)
def test_given_random_event_then_logs_and_continues(self):
# Arrange
random = Event(
event_id=self.uuid_factory.generate(),
ts_event=self.clock.timestamp_ns(),
ts_init=self.clock.timestamp_ns(),
)
self.risk_engine.process(random)
# -- SUBMIT ORDER TESTS ------------------------------------------------------------------------
def test_submit_order_with_default_settings_then_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 1
assert self.exec_client.calls == ["_start", "submit_order"]
def test_submit_order_when_duplicate_id_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_order)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 1
assert self.exec_client.calls == ["_start", "submit_order"]
def test_submit_order_when_risk_bypassed_sends_to_execution_engine(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
trader_id=self.trader_id,
strategy_id=strategy.id,
position_id=None,
order=order,
command_id=self.uuid_factory.generate(),
ts_init=self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 1 # <-- initial account event
assert self.exec_client.calls == ["_start", "submit_order"]
def test_submit_order_when_position_already_closed_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order1 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
order2 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.SELL,
Quantity.from_int(100000),
)
order3 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order1 = SubmitOrder(
trader_id=self.trader_id,
strategy_id=strategy.id,
position_id=None,
order=order1,
command_id=self.uuid_factory.generate(),
ts_init=self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_order1)
self.exec_engine.process(TestEventStubs.order_submitted(order1))
self.exec_engine.process(TestEventStubs.order_accepted(order1))
self.exec_engine.process(TestEventStubs.order_filled(order1, AUDUSD_SIM))
submit_order2 = SubmitOrder(
trader_id=self.trader_id,
strategy_id=strategy.id,
position_id=PositionId("P-19700101-000000-000-000-1"),
order=order2,
command_id=self.uuid_factory.generate(),
ts_init=self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_order2)
self.exec_engine.process(TestEventStubs.order_submitted(order2))
self.exec_engine.process(TestEventStubs.order_accepted(order2))
self.exec_engine.process(TestEventStubs.order_filled(order2, AUDUSD_SIM))
submit_order3 = SubmitOrder(
trader_id=self.trader_id,
strategy_id=strategy.id,
position_id=PositionId("P-19700101-000000-000-000-1"),
order=order3,
command_id=self.uuid_factory.generate(),
ts_init=self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order3)
# Assert
assert self.exec_engine.command_count == 2
assert self.exec_client.calls == ["_start", "submit_order", "submit_order"]
def test_submit_order_when_position_id_not_in_cache_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
PositionId("009"), # <-- not in the cache
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0
def test_submit_order_when_instrument_not_in_cache_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
GBPUSD_SIM.id, # <-- not in the cache
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_invalid_price_precision_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("0.9999999999999999"), # <- invalid price
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_invalid_negative_price_and_not_option_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("-1.0"), # <- invalid price
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_invalid_trigger_price_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.stop_limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00000"),
Price.from_str("0.999999999999999"), # <- invalid trigger
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_invalid_quantity_precision_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_str("1.111111111111111111"), # <- invalid quantity
Price.from_str("1.00000"),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_invalid_quantity_exceeds_maximum_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(1_000_000_000), # <- invalid quantity fat finger!
Price.from_str("1.00000"),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_invalid_quantity_less_than_minimum_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(1), # <- invalid quantity
Price.from_str("1.00000"),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_market_order_and_no_market_then_logs_warning(self):
# Arrange
self.risk_engine.set_max_notional_per_order(AUDUSD_SIM.id, 1_000_000)
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(10000000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 1 # <-- command reaches engine with warning
def test_submit_order_when_market_order_and_over_max_notional_then_denies(self):
# Arrange
self.risk_engine.set_max_notional_per_order(AUDUSD_SIM.id, 1_000_000)
# Initialize market
quote = TestDataStubs.quote_tick_5decimal(AUDUSD_SIM.id)
self.cache.add_quote_tick(quote)
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(10000000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
def test_submit_order_when_reducing_and_buy_order_adds_then_denies(self):
# Arrange
self.risk_engine.set_max_notional_per_order(AUDUSD_SIM.id, 1_000_000)
# Initialize market
quote = TestDataStubs.quote_tick_5decimal(AUDUSD_SIM.id)
self.cache.add_quote_tick(quote)
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order1 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order1 = SubmitOrder(
self.trader_id,
strategy.id,
None,
order1,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_order1)
self.risk_engine.set_trading_state(TradingState.REDUCING) # <-- allow reducing orders only
order2 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order2 = SubmitOrder(
self.trader_id,
strategy.id,
None,
order2,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.exec_engine.process(TestEventStubs.order_submitted(order1))
self.exec_engine.process(TestEventStubs.order_accepted(order1))
self.exec_engine.process(TestEventStubs.order_filled(order1, AUDUSD_SIM))
# Act
self.risk_engine.execute(submit_order2)
# Assert
assert self.portfolio.is_net_long(AUDUSD_SIM.id)
assert self.exec_engine.command_count == 1 # <-- command never reaches engine
def test_submit_order_when_reducing_and_sell_order_adds_then_denies(self):
# Arrange
self.risk_engine.set_max_notional_per_order(AUDUSD_SIM.id, 1_000_000)
# Initialize market
quote = TestDataStubs.quote_tick_5decimal(AUDUSD_SIM.id)
self.cache.add_quote_tick(quote)
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order1 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.SELL,
Quantity.from_int(100000),
)
submit_order1 = SubmitOrder(
self.trader_id,
strategy.id,
None,
order1,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_order1)
self.risk_engine.set_trading_state(TradingState.REDUCING) # <-- allow reducing orders only
order2 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.SELL,
Quantity.from_int(100000),
)
submit_order2 = SubmitOrder(
self.trader_id,
strategy.id,
None,
order2,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.exec_engine.process(TestEventStubs.order_submitted(order1))
self.exec_engine.process(TestEventStubs.order_accepted(order1))
self.exec_engine.process(TestEventStubs.order_filled(order1, AUDUSD_SIM))
# Act
self.risk_engine.execute(submit_order2)
# Assert
assert self.portfolio.is_net_short(AUDUSD_SIM.id)
assert self.exec_engine.command_count == 1 # <-- command never reaches engine
def test_submit_order_when_trading_halted_then_denies_order(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit_order = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Halt trading
self.risk_engine.set_trading_state(TradingState.HALTED)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.risk_engine.command_count == 1 # <-- command never reaches engine
def test_submit_order_list_when_trading_halted_then_denies_orders(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
entry = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
stop_loss = strategy.order_factory.stop_market( # <-- duplicate
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00000"),
)
take_profit = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.10000"),
)
bracket = OrderList(
list_id=OrderListId("1"),
orders=[entry, stop_loss, take_profit],
)
submit_bracket = SubmitOrderList(
self.trader_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Halt trading
self.risk_engine.set_trading_state(TradingState.HALTED)
# Act
self.risk_engine.execute(submit_bracket)
# Assert
assert self.risk_engine.command_count == 1 # <-- command never reaches engine
# -- SUBMIT BRACKET ORDER TESTS ----------------------------------------------------------------
def test_submit_bracket_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
bracket = strategy.order_factory.bracket_market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
stop_loss=Price.from_str("1.00000"),
take_profit=Price.from_str("1.00010"),
)
submit_bracket = SubmitOrderList(
self.trader_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_bracket)
# Assert
assert self.exec_engine.command_count == 1
assert self.exec_client.calls == ["_start", "submit_order_list"]
def test_submit_bracket_order_with_duplicate_entry_id_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
bracket = strategy.order_factory.bracket_market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
stop_loss=Price.from_str("1.00000"),
take_profit=Price.from_str("1.00010"),
)
submit_bracket = SubmitOrderList(
self.trader_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_bracket)
# Act
self.risk_engine.execute(submit_bracket)
# Assert
assert self.exec_engine.command_count == 1 # <-- command never reaches engine
def test_submit_bracket_order_with_duplicate_stop_loss_id_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
entry1 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
stop_loss = strategy.order_factory.stop_market( # <-- duplicate
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00000"),
)
take_profit1 = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.10000"),
)
entry2 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
take_profit2 = strategy.order_factory.limit(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.10000"),
)
bracket1 = OrderList(
list_id=OrderListId("1"),
orders=[entry1, stop_loss, take_profit1],
)
bracket2 = OrderList(
list_id=OrderListId("1"),
orders=[entry2, stop_loss, take_profit2],
)
submit_bracket1 = SubmitOrderList(
self.trader_id,
strategy.id,
bracket1,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
submit_bracket2 = SubmitOrderList(
self.trader_id,
strategy.id,
bracket2,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_bracket1)
# Act
self.risk_engine.execute(submit_bracket2)
# Assert
assert self.exec_engine.command_count == 1 # <-- command never reaches engine
def test_submit_bracket_order_with_duplicate_take_profit_id_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
entry1 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
stop_loss1 = strategy.order_factory.stop_market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00000"),
)
take_profit = strategy.order_factory.limit( # <-- duplicate
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.10000"),
)
entry2 = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
stop_loss2 = strategy.order_factory.stop_market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00000"),
)
bracket1 = OrderList(
list_id=OrderListId("1"),
orders=[entry1, stop_loss1, take_profit],
)
bracket2 = OrderList(
list_id=OrderListId("1"),
orders=[entry2, stop_loss2, take_profit],
)
submit_bracket1 = SubmitOrderList(
self.trader_id,
strategy.id,
bracket1,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
submit_bracket2 = SubmitOrderList(
self.trader_id,
strategy.id,
bracket2,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit_bracket1)
# Act
self.risk_engine.execute(submit_bracket2)
# Assert
assert self.exec_engine.command_count == 1 # <-- command never reaches engine
def test_submit_bracket_order_when_instrument_not_in_cache_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
bracket = strategy.order_factory.bracket_market(
GBPUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
stop_loss=Price.from_str("1.00000"),
take_profit=Price.from_str("1.00010"),
)
submit_bracket = SubmitOrderList(
self.trader_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(submit_bracket)
# Assert
assert self.exec_engine.command_count == 0 # <-- command never reaches engine
# -- UPDATE ORDER TESTS ------------------------------------------------------------------------
def test_update_order_when_no_order_found_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
modify = ModifyOrder(
self.trader_id,
strategy.id,
AUDUSD_SIM.id,
ClientOrderId("invalid"),
VenueOrderId("1"),
Quantity.from_int(100000),
Price.from_str("1.00010"),
None,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(modify)
# Assert
assert self.exec_client.calls == ["_start"]
assert self.risk_engine.command_count == 1
assert self.exec_engine.command_count == 0
def test_update_order_when_already_closed_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.stop_market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00010"),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
self.exec_engine.process(TestEventStubs.order_submitted(order))
self.exec_engine.process(TestEventStubs.order_accepted(order))
self.exec_engine.process(TestEventStubs.order_filled(order, AUDUSD_SIM))
modify = ModifyOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
VenueOrderId("1"),
order.quantity,
Price.from_str("1.00010"),
None,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(modify)
# Assert
assert self.exec_client.calls == ["_start", "submit_order"]
assert self.risk_engine.command_count == 2
assert self.exec_engine.command_count == 1
def test_update_order_when_in_flight_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.stop_market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00010"),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
self.exec_engine.process(TestEventStubs.order_submitted(order))
modify = ModifyOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
VenueOrderId("1"),
order.quantity,
Price.from_str("1.00010"),
None,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(modify)
# Assert
assert self.exec_client.calls == ["_start", "submit_order"]
assert self.risk_engine.command_count == 2
assert self.exec_engine.command_count == 1
def test_modify_order_with_default_settings_then_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.stop_market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
Price.from_str("1.00010"),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
modify = ModifyOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
VenueOrderId("1"),
order.quantity,
Price.from_str("1.00010"),
None,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
# Act
self.risk_engine.execute(modify)
# Assert
assert self.exec_client.calls == ["_start", "submit_order", "modify_order"]
assert self.risk_engine.command_count == 2
assert self.exec_engine.command_count == 2
# -- CANCEL ORDER TESTS ------------------------------------------------------------------------
def test_cancel_order_when_order_does_not_exist_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
cancel = CancelOrder(
self.trader_id,
strategy.id,
AUDUSD_SIM.id,
ClientOrderId("1"),
VenueOrderId("1"),
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(cancel)
# Assert
assert self.exec_client.calls == ["_start"]
assert self.risk_engine.command_count == 1
assert self.exec_engine.command_count == 0
def test_cancel_order_when_already_closed_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
self.exec_engine.process(TestEventStubs.order_submitted(order))
self.exec_engine.process(TestEventStubs.order_rejected(order))
cancel = CancelOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
VenueOrderId("1"),
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
# Act
self.risk_engine.execute(cancel)
# Assert
assert self.exec_client.calls == ["_start", "submit_order"]
assert self.risk_engine.command_count == 2
assert self.exec_engine.command_count == 1
def test_cancel_order_when_already_pending_cancel_then_denies(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
cancel = CancelOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
VenueOrderId("1"),
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
self.exec_engine.process(TestEventStubs.order_submitted(order))
self.exec_engine.process(TestEventStubs.order_accepted(order))
self.risk_engine.execute(cancel)
self.exec_engine.process(TestEventStubs.order_pending_cancel(order))
# Act
self.risk_engine.execute(cancel)
# Assert
assert self.exec_client.calls == ["_start", "submit_order", "cancel_order"]
assert self.risk_engine.command_count == 3
assert self.exec_engine.command_count == 2
def test_cancel_order_with_default_settings_then_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy()
strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity.from_int(100000),
)
submit = SubmitOrder(
self.trader_id,
strategy.id,
None,
order,
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
cancel = CancelOrder(
self.trader_id,
strategy.id,
order.instrument_id,
order.client_order_id,
VenueOrderId("1"),
self.uuid_factory.generate(),
self.clock.timestamp_ns(),
)
self.risk_engine.execute(submit)
# Act
self.risk_engine.execute(cancel)
# Assert
assert self.exec_client.calls == ["_start", "submit_order", "cancel_order"]
assert self.risk_engine.command_count == 2
assert self.exec_engine.command_count == 2
def setup(self):
# Fixture Setup
self.loop = asyncio.get_event_loop()
self.loop.set_debug(True)
self.clock = LiveClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(clock=self.clock)
self.trader_id = TestIdStubs.trader_id()
self.venue = BINANCE_VENUE
self.account_id = AccountId(self.venue.value, "001")
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestComponentStubs.cache()
self.http_client = BinanceHttpClient( # noqa: S106 (no hardcoded password)
loop=asyncio.get_event_loop(),
clock=self.clock,
logger=self.logger,
key="SOME_BINANCE_API_KEY",
secret="SOME_BINANCE_API_SECRET",
)
self.provider = BinanceSpotInstrumentProvider(
client=self.http_client,
logger=self.logger,
config=InstrumentProviderConfig(load_all=True),
)
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine = DataEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_client = BinanceSpotExecutionClient(
loop=self.loop,
client=self.http_client,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
instrument_provider=self.provider,
account_type=BinanceAccountType.SPOT,
)
self.strategy = TradingStrategy()
self.strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.logger = Logger(self.clock)
self.trader_id = TestStubs.trader_id()
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine = DataEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.strategy = TradingStrategy()
self.strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.database = RedisCacheDatabase(
trader_id=self.trader_id,
logger=self.logger,
serializer=MsgPackSerializer(timestamps_as_str=True),
)
self.test_redis = redis.Redis(host="localhost", port=6379, db=0)
def setUp(self):
# Fixture Setup
clock = TestClock()
logger = Logger(clock)
trader_id = TraderId("TESTER", "000")
account_id = TestStubs.account_id()
self.portfolio = Portfolio(
clock=clock,
logger=logger,
)
self.data_engine = DataEngine(
portfolio=self.portfolio,
clock=clock,
logger=logger,
config={"use_previous_close": False},
)
self.portfolio.register_cache(self.data_engine.cache)
self.analyzer = PerformanceAnalyzer()
self.exec_db = BypassExecutionDatabase(
trader_id=trader_id,
logger=logger,
)
self.exec_engine = ExecutionEngine(
database=self.exec_db,
portfolio=self.portfolio,
clock=clock,
logger=logger,
)
self.exchange = SimulatedExchange(
venue=Venue("SIM"),
oms_type=OMSType.HEDGING,
is_frozen_account=False,
starting_balances=[Money(1_000_000, USD)],
exec_cache=self.exec_engine.cache,
instruments=[USDJPY_SIM],
modules=[],
fill_model=FillModel(),
clock=clock,
logger=logger,
)
self.data_client = BacktestMarketDataClient(
instruments=[USDJPY_SIM],
client_id=ClientId("SIM"),
engine=self.data_engine,
clock=clock,
logger=logger,
)
self.data_engine.register_client(self.data_client)
self.exec_client = BacktestExecClient(
exchange=self.exchange,
account_id=account_id,
engine=self.exec_engine,
clock=clock,
logger=logger,
)
self.risk_engine = RiskEngine(
exec_engine=self.exec_engine,
portfolio=self.portfolio,
clock=clock,
logger=logger,
)
self.exec_engine.register_risk_engine(self.risk_engine)
self.exec_engine.register_client(self.exec_client)
strategies = [
TradingStrategy("001"),
TradingStrategy("002"),
]
self.trader = Trader(
trader_id=trader_id,
strategies=strategies,
portfolio=self.portfolio,
data_engine=self.data_engine,
exec_engine=self.exec_engine,
risk_engine=self.risk_engine,
clock=clock,
logger=logger,
)
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.logger = Logger(self.clock)
self.trader_id = TestStubs.trader_id()
self.account_id = TestStubs.account_id()
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine = DataEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine.process(USDJPY_SIM)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exchange = SimulatedExchange(
venue=Venue("SIM"),
venue_type=VenueType.ECN,
oms_type=OMSType.HEDGING,
account_type=AccountType.MARGIN,
base_currency=USD,
starting_balances=[Money(1_000_000, USD)],
default_leverage=Decimal(50),
leverages={},
is_frozen_account=False,
cache=self.cache,
instruments=[USDJPY_SIM],
modules=[],
fill_model=FillModel(),
clock=self.clock,
logger=self.logger,
)
self.data_client = BacktestMarketDataClient(
client_id=ClientId("SIM"),
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_client = BacktestExecClient(
exchange=self.exchange,
account_id=self.account_id,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
# Wire up components
self.data_engine.register_client(self.data_client)
self.exec_engine.register_client(self.exec_client)
self.trader = Trader(
trader_id=self.trader_id,
msgbus=self.msgbus,
cache=self.cache,
portfolio=self.portfolio,
data_engine=self.data_engine,
risk_engine=self.risk_engine,
exec_engine=self.exec_engine,
clock=self.clock,
logger=self.logger,
)
class TestRiskEngine:
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = TestLogger(self.clock)
self.trader_id = TraderId("TESTER", "000")
self.account_id = TestStubs.account_id()
self.venue = Venue("SIM")
self.portfolio = Portfolio(
clock=self.clock,
logger=self.logger,
)
self.portfolio.register_cache(DataCache(self.logger))
self.database = MockExecutionDatabase(trader_id=self.trader_id, logger=self.logger)
self.exec_engine = ExecutionEngine(
database=self.database,
portfolio=self.portfolio,
clock=self.clock,
logger=self.logger,
)
self.exec_client = MockExecutionClient(
self.venue,
self.account_id,
self.exec_engine,
self.clock,
self.logger,
)
self.risk_engine = RiskEngine(
exec_engine=self.exec_engine,
portfolio=self.portfolio,
clock=self.clock,
logger=self.logger,
config={},
)
self.exec_engine.register_client(self.exec_client)
self.exec_engine.register_risk_engine(self.risk_engine)
def test_registered_clients_returns_expected_list(self):
# Arrange
# Act
result = self.risk_engine.registered_clients
# Assert
assert result == [Venue('SIM')]
def test_set_block_all_orders_changes_flag_value(self):
# Arrange
# Act
self.risk_engine.set_block_all_orders()
# Assert
assert self.risk_engine.block_all_orders
def test_given_random_command_logs_and_continues(self):
# Arrange
random = TradingCommand(
self.venue,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
self.risk_engine.execute(random)
def test_given_random_event_logs_and_continues(self):
# Arrange
random = Event(
self.uuid_factory.generate(),
self.clock.utc_now(),
)
self.exec_engine.process(random)
def test_submit_order_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER", "000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity(100000),
)
submit_order = SubmitOrder(
self.venue,
self.trader_id,
self.account_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
# Act
self.risk_engine.execute(submit_order)
# Assert
assert self.exec_client.calls == ['connect', 'submit_order']
def test_submit_bracket_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER", "000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
entry = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity(100000),
)
bracket = strategy.order_factory.bracket(
entry_order=entry,
stop_loss=Price("1.00000"),
take_profit=Price("1.00010"),
)
submit_bracket = SubmitBracketOrder(
self.venue,
self.trader_id,
self.account_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
# Act
self.risk_engine.execute(submit_bracket)
# Assert
assert self.exec_client.calls == ['connect', 'submit_bracket_order']
def test_submit_order_when_block_all_orders_true_then_denies_order(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER", "000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity(100000),
)
submit_order = SubmitOrder(
self.venue,
self.trader_id,
self.account_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
self.risk_engine.set_block_all_orders()
# Act
self.exec_engine.execute(submit_order)
# Assert
assert self.exec_client.calls == ['connect']
assert self.exec_engine.event_count == 1
def test_amend_order_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER", "000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity(100000),
)
submit = SubmitOrder(
self.venue,
self.trader_id,
self.account_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
amend = AmendOrder(
self.venue,
self.trader_id,
self.account_id,
order.cl_ord_id,
order.quantity,
Price("1.00010"),
self.uuid_factory.generate(),
self.clock.utc_now(),
)
self.risk_engine.execute(submit)
# Act
self.risk_engine.execute(amend)
# Assert
assert self.exec_client.calls == ['connect', 'submit_order', 'amend_order']
def test_cancel_order_with_default_settings_sends_to_client(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER", "000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
order = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity(100000),
)
submit = SubmitOrder(
self.venue,
self.trader_id,
self.account_id,
strategy.id,
PositionId.null(),
order,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
cancel = CancelOrder(
self.venue,
self.trader_id,
self.account_id,
order.cl_ord_id,
order.id,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
self.risk_engine.execute(submit)
# Act
self.risk_engine.execute(cancel)
# Assert
assert self.exec_client.calls == ['connect', 'submit_order', 'cancel_order']
def test_submit_bracket_when_block_all_orders_true_then_denies_order(self):
# Arrange
self.exec_engine.start()
strategy = TradingStrategy(order_id_tag="001")
strategy.register_trader(
TraderId("TESTER", "000"),
self.clock,
self.logger,
)
self.exec_engine.register_strategy(strategy)
entry = strategy.order_factory.market(
AUDUSD_SIM.id,
OrderSide.BUY,
Quantity(100000),
)
bracket = strategy.order_factory.bracket(
entry_order=entry,
stop_loss=Price("1.00000"),
take_profit=Price("1.00010"),
)
submit_bracket = SubmitBracketOrder(
self.venue,
self.trader_id,
self.account_id,
strategy.id,
bracket,
self.uuid_factory.generate(),
self.clock.utc_now(),
)
self.risk_engine.set_block_all_orders()
# Act
self.exec_engine.execute(submit_bracket)
# Assert
assert self.exec_client.calls == ['connect']
assert self.exec_engine.event_count == 3
def setup(self):
# Fixture Setup
self.clock = TestClock()
self.uuid_factory = UUIDFactory()
self.logger = Logger(
clock=self.clock,
level_stdout=LogLevel.DEBUG,
)
self.trader_id = TestIdStubs.trader_id()
self.msgbus = MessageBus(
trader_id=self.trader_id,
clock=self.clock,
logger=self.logger,
)
self.cache = TestComponentStubs.cache()
self.portfolio = Portfolio(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.data_engine = DataEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exec_engine = ExecutionEngine(
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.risk_engine = RiskEngine(
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exchange = SimulatedExchange(
venue=SIM,
oms_type=OMSType.HEDGING,
account_type=AccountType.MARGIN,
base_currency=USD,
starting_balances=[Money(1_000_000, USD)],
default_leverage=Decimal(50),
leverages={},
is_frozen_account=False,
instruments=[USDJPY_SIM],
modules=[],
fill_model=FillModel(),
cache=self.cache,
clock=self.clock,
logger=self.logger,
book_type=BookType.L2_MBP,
latency_model=LatencyModel(0),
)
self.exec_client = BacktestExecClient(
exchange=self.exchange,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
# Prepare components
self.cache.add_instrument(USDJPY_SIM)
self.cache.add_order_book(
OrderBook.create(
instrument=USDJPY_SIM,
book_type=BookType.L2_MBP,
))
self.exec_engine.register_client(self.exec_client)
self.exchange.register_client(self.exec_client)
self.strategy = MockStrategy(
bar_type=TestDataStubs.bartype_usdjpy_1min_bid())
self.strategy.register(
trader_id=self.trader_id,
portfolio=self.portfolio,
msgbus=self.msgbus,
cache=self.cache,
clock=self.clock,
logger=self.logger,
)
self.exchange.reset()
self.data_engine.start()
self.exec_engine.start()
self.strategy.start()