async def test_duplicate_execution_id(self):
# Arrange
await self._setup_account()
for update in BetfairStreaming.ocm_DUPLICATE_EXECUTION():
self._setup_exec_client_and_cache(update)
# # Load submitted orders
# for client_order_id in (ClientOrderId('0'), ClientOrderId('1')):
# order = BetfairTestStubs.make_order(
# price=Price.from_str("0.5"), quantity=Quantity.from_int(10), client_order_id=client_order_id
# )
# command = BetfairTestStubs.submit_order_command(order=order)
# self.client.submit_order(command)
# await asyncio.sleep(0)
# Act
for update in BetfairStreaming.ocm_DUPLICATE_EXECUTION():
self._setup_exec_client_and_cache(update=update)
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
# Assert
_, fill1, cancel, fill2, fill3 = self.messages
# First order example, partial fill followed by remainder canceled
assert isinstance(fill1, OrderFilled)
assert isinstance(cancel, OrderCanceled)
# Second order example, partial fill followed by remainder filled
assert (isinstance(fill2, OrderFilled) and fill2.execution_id.value
== "4721ad7594e7a4a4dffb1bacb0cb45ccdec0747a")
assert (isinstance(fill3, OrderFilled) and fill3.execution_id.value
== "8b3e65be779968a3fdf2d72731c848c5153e88cd")
def test_orderbook_updates(self):
order_books = {}
for raw_update in BetfairStreaming.market_updates():
for update in on_market_update(
update=raw_update,
instrument_provider=self.client.instrument_provider(),
):
if len(order_books) > 1 and update.instrument_id != list(order_books)[1]:
continue
print(update)
if isinstance(update, OrderBookSnapshot):
order_books[update.instrument_id] = L2OrderBook(
instrument_id=update.instrument_id,
price_precision=4,
size_precision=4,
)
order_books[update.instrument_id].apply_snapshot(update)
elif isinstance(update, OrderBookDeltas):
order_books[update.instrument_id].apply_deltas(update)
elif isinstance(update, TradeTick):
pass
else:
raise KeyError
book = order_books[list(order_books)[0]]
expected = """bids price asks
-------- ------- ---------
0.8621 [932.64]
0.8547 [1275.83]
0.8475 [151.96]
[147.79] 0.8403
[156.74] 0.8333
[11.19] 0.8197"""
result = book.pprint()
assert result == expected
async def test_betfair_order_cancelled_no_timestamp(self):
update = BetfairStreaming.ocm_error_fill()
self._setup_exec_client_and_cache(update)
for upd in update["oc"][0]["orc"][0]["uo"]:
self.client._handle_stream_execution_complete_order_update(
update=upd)
await asyncio.sleep(1)
async def test_market_sub_image_market_def(self):
update = BetfairStreaming.mcm_SUB_IMAGE()
self.client._on_market_update(update)
result = [type(event).__name__ for event in self.messages]
expected = ["InstrumentStatusUpdate"] * 7 + ["OrderBookSnapshot"] * 7
assert result == expected
# Check prices are probabilities
result = set(
float(order[0])
for ob_snap in self.messages
if isinstance(ob_snap, OrderBookSnapshot)
for order in ob_snap.bids + ob_snap.asks
)
expected = set(
[
0.0010204,
0.0076923,
0.0217391,
0.0238095,
0.1724138,
0.2173913,
0.3676471,
0.3937008,
0.4587156,
0.5555556,
]
)
assert result == expected
def test_market_update_live_image(self):
self.client._on_market_update(BetfairStreaming.mcm_live_IMAGE())
result = [type(event).__name__ for event in self.messages]
expected = (
["OrderBookSnapshot"] + ["TradeTick"] * 13 + ["OrderBookSnapshot"] + ["TradeTick"] * 17
)
assert result == expected
async def test_order_multiple_fills(self):
# Arrange
self.exec_engine.start()
client_order_id = ClientOrderId("1")
venue_order_id = VenueOrderId("246938411724")
submitted = BetfairTestStubs.make_submitted_order(
client_order_id=client_order_id, quantity=Quantity.from_int(20))
self.cache.add_order(submitted,
position_id=BetfairTestStubs.position_id())
self.client.venue_order_id_to_client_order_id[
venue_order_id] = client_order_id
# Act
for update in BetfairStreaming.ocm_multiple_fills():
await self.client._handle_order_stream_update(update)
await asyncio.sleep(0.1)
# Assert
result = [fill.last_qty for fill in self.messages]
expected = [
Quantity.from_str("16.1900"),
Quantity.from_str("0.77"),
Quantity.from_str("0.77"),
]
assert result == expected
async def test_order_stream_new_full_image(self):
update = BetfairStreaming.ocm_NEW_FULL_IMAGE()
await self._setup_account()
self._setup_exec_client_and_cache(update=update)
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
assert len(self.messages) == 4
def test_orderbook_repr(self):
self.client._on_market_update(BetfairStreaming.mcm_live_IMAGE())
ob_snap = self.messages[14]
ob = L2OrderBook(InstrumentId(Symbol("1"), BETFAIR_VENUE), 5, 5)
ob.apply_snapshot(ob_snap)
print(ob.pprint())
assert ob.best_ask_price() == 0.5882353
assert ob.best_bid_price() == 0.5847953
async def test_order_filled_avp_update(self):
# Arrange
update = BetfairStreaming.ocm_filled_different_price()
self._setup_exec_client_and_cache(update)
await self._setup_account()
# Act
update = BetfairStreaming.generate_order_update(
price="1.50", size=20, side="B", status="E", avp="1.50", sm=10
)
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
update = BetfairStreaming.generate_order_update(
price="1.30", size=20, side="B", status="E", avp="1.50", sm=10
)
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
def test_stream_latency(self):
logs = []
self.logger.register_sink(logs.append)
self.client.start()
self.client._on_market_update(BetfairStreaming.mcm_latency())
warning, degrading, degraded = logs[2:]
assert warning["level"] == "WRN"
assert warning["msg"] == "Stream unhealthy, waiting for recover"
assert degraded["msg"] == "DEGRADED."
def test_market_sub_image_no_market_def(self):
self.client._on_market_update(
BetfairStreaming.mcm_SUB_IMAGE_no_market_def())
result = Counter([type(event).__name__ for event in self.messages])
expected = Counter({
"InstrumentStatusUpdate": 270,
"OrderBookSnapshot": 270,
"InstrumentClosePrice": 22,
})
assert result == expected
def test_stream_con_true(self):
logs = []
self.logger.register_sink(logs.append)
self.client._on_market_update(BetfairStreaming.mcm_con_true())
(warning, ) = logs
assert warning["level"] == "WRN"
assert (
warning["msg"] ==
"Conflated stream - consuming data too slow (data received is delayed)"
)
async def test_various_betfair_order_fill_scenarios(self, price, size, side, status, updates):
# Arrange
update = BetfairStreaming.ocm_filled_different_price()
self._setup_exec_client_and_cache(update)
await self._setup_account()
# Act
for raw in updates:
update = BetfairStreaming.generate_order_update(
price=price, size=size, side=side, status=status, **raw
)
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
# Assert
assert len(self.messages) == 1 + len(updates)
for msg, raw in zip(self.messages[1:], updates):
assert isinstance(msg, OrderFilled)
assert msg.last_qty == raw["sm"]
def test_market_update(self):
self.client._on_market_update(BetfairStreaming.mcm_UPDATE())
result = [type(event).__name__ for event in self.messages]
expected = ["OrderBookDeltas"] * 1
assert result == expected
result = [d.action for d in self.messages[0].deltas]
expected = [BookAction.UPDATE, BookAction.DELETE]
assert result == expected
# Ensure order prices are coming through as probability
update_op = self.messages[0].deltas[0]
assert update_op.order.price == 0.212766
async def test_order_stream_update(self):
# Arrange
update = BetfairStreaming.ocm_UPDATE()
await self._setup_account()
self._setup_exec_client_and_cache(update=update)
# Act
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
# Assert
assert len(self.messages) == 2
async def test_order_stream_filled(self):
# Arrange
update = BetfairStreaming.ocm_FILLED()
self._setup_exec_client_and_cache(update)
await self._setup_account()
# Act
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
# Assert
assert len(self.messages) == 2
assert isinstance(self.messages[1], OrderFilled)
assert self.messages[1].last_px == Price.from_str("0.9090909")
async def test_order_stream_filled_multiple_prices(self):
# Arrange
await self._setup_account()
update1 = BetfairStreaming.generate_order_update(
price="1.50",
size=20,
side="B",
status="E",
sm=10,
avp="1.60",
)
self._setup_exec_client_and_cache(update1)
await self.client._handle_order_stream_update(update=update1)
await asyncio.sleep(0)
order = self.cache.order(client_order_id=ClientOrderId("0"))
event = self.messages[-1]
order.apply(event)
# Act
update2 = BetfairStreaming.generate_order_update(
price="1.50",
size=20,
side="B",
status="EC",
sm=20,
avp="1.55",
)
self._setup_exec_client_and_cache(update2)
await self.client._handle_order_stream_update(update=update2)
await asyncio.sleep(0)
# Assert
assert len(self.messages) == 3
assert isinstance(self.messages[1], OrderFilled)
assert isinstance(self.messages[2], OrderFilled)
assert self.messages[1].last_px == price_to_probability("1.60")
assert self.messages[2].last_px == price_to_probability("1.50")
async def test_order_stream_mixed(self):
# Arrange
update = BetfairStreaming.ocm_MIXED()
self._setup_exec_client_and_cache(update)
await self._setup_account()
# Act
await self.client._handle_order_stream_update(update=update)
await asyncio.sleep(0)
# Assert
_, fill1, fill2, cancel = self.messages
assert isinstance(fill1, OrderFilled) and fill1.venue_order_id.value == "229430281341"
assert isinstance(fill2, OrderFilled) and fill2.venue_order_id.value == "229430281339"
assert isinstance(cancel, OrderCanceled) and cancel.venue_order_id.value == "229430281339"
def test_market_update_runner_removed(self):
update = BetfairStreaming.market_definition_runner_removed()
# Setup
market_def = update["mc"][0]["marketDefinition"]
market_def["marketId"] = update["mc"][0]["id"]
instruments = make_instruments(
market_definition=update["mc"][0]["marketDefinition"],
currency="GBP")
self.provider.add_bulk(instruments)
results = []
for data in on_market_update(instrument_provider=self.provider,
update=update):
results.append(data)
result = [r.status for r in results[:8]]
expected = [InstrumentStatus.PRE_OPEN] * 7 + [InstrumentStatus.CLOSED]
assert result == expected
def test_market_bsp(self):
# Setup
update = BetfairStreaming.mcm_BSP()
provider = self.client.instrument_provider()
for mc in update[0]["mc"]:
market_def = {**mc["marketDefinition"], "marketId": mc["id"]}
instruments = make_instruments(market_definition=market_def, currency="GBP")
provider.add_bulk(instruments)
for update in update:
self.client._on_market_update(update)
result = Counter([type(event).__name__ for event in self.messages])
expected = {
"TradeTick": 95,
"BSPOrderBookDelta": 30,
"InstrumentStatusUpdate": 9,
"OrderBookSnapshot": 8,
"OrderBookDeltas": 2,
}
assert result == expected
def test_market_resub_delta(self):
self.client._on_market_update(BetfairStreaming.mcm_RESUB_DELTA())
result = [type(event).__name__ for event in self.messages]
expected = ["InstrumentStatusUpdate"] * 12 + ["OrderBookDeltas"] * 269
assert result == expected
def test_market_update_md(self):
self.client._on_market_update(BetfairStreaming.mcm_UPDATE_md())
result = [type(event).__name__ for event in self.messages]
expected = ["InstrumentStatusUpdate"] * 2
assert result == expected
def test_market_heartbeat(self):
self.client._on_market_update(BetfairStreaming.mcm_HEARTBEAT())
def test_market_update_live_update(self):
self.client._on_market_update(BetfairStreaming.mcm_live_UPDATE())
result = [type(event).__name__ for event in self.messages]
expected = ["TradeTick", "OrderBookDeltas"]
assert result == expected
def test_betfair_ticker(self):
self.client._on_market_update(BetfairStreaming.mcm_UPDATE_tv())
ticker: BetfairTicker = self.messages[1]
assert ticker.last_traded_price == Price.from_str("0.3174603")
assert ticker.traded_volume == Quantity.from_str("364.45")
