stable/tests/rpc/test_rpc_emc.py
2022-09-10 14:29:15 -06:00

152 lines
4.8 KiB
Python

"""
Unit test file for rpc/external_message_consumer.py
"""
import logging
from datetime import datetime, timezone
import pytest
from freqtrade.data.dataprovider import DataProvider
from freqtrade.rpc.external_message_consumer import ExternalMessageConsumer
from tests.conftest import log_has, log_has_re, log_has_when
@pytest.fixture
def patched_emc(default_conf, mocker):
default_conf.update({
"external_message_consumer": {
"enabled": True,
"producers": [
{
"name": "default",
"url": "ws://127.0.0.1:8080/api/v1/message/ws",
"ws_token": "secret_Ws_t0ken"
}
]
}
})
dataprovider = DataProvider(default_conf, None, None, None)
emc = ExternalMessageConsumer(default_conf, dataprovider)
try:
yield emc
finally:
emc.shutdown()
def test_emc_start(patched_emc, caplog):
# Test if the message was printed
assert log_has_when("Starting ExternalMessageConsumer", caplog, "setup")
# Test if the thread and loop objects were created
assert patched_emc._thread and patched_emc._loop
# Test we call start again nothing happens
prev_thread = patched_emc._thread
patched_emc.start()
assert prev_thread == patched_emc._thread
def test_emc_shutdown(patched_emc, caplog):
patched_emc.shutdown()
assert log_has("Stopping ExternalMessageConsumer", caplog)
# Test the loop has stopped
assert patched_emc._loop is None
# Test if the thread has stopped
assert patched_emc._thread is None
caplog.clear()
patched_emc.shutdown()
# Test func didn't run again as it was called once already
assert not log_has("Stopping ExternalMessageConsumer", caplog)
def test_emc_init(patched_emc, default_conf, mocker, caplog):
# Test the settings were set correctly
assert patched_emc.initial_candle_limit <= 1500
assert patched_emc.wait_timeout > 0
assert patched_emc.sleep_time > 0
default_conf.update({
"external_message_consumer": {
"enabled": True,
"producers": []
}
})
dataprovider = DataProvider(default_conf, None, None, None)
with pytest.raises(ValueError) as exc:
ExternalMessageConsumer(default_conf, dataprovider)
# Make sure we failed because of no producers
assert str(exc.value) == "You must specify at least 1 Producer to connect to."
# Parametrize this?
def test_emc_handle_producer_message(patched_emc, caplog, ohlcv_history):
test_producer = {"name": "test", "url": "ws://test", "ws_token": "test"}
producer_name = test_producer['name']
caplog.set_level(logging.DEBUG)
# Test handle whitelist message
whitelist_message = {"type": "whitelist", "data": ["BTC/USDT"]}
patched_emc.handle_producer_message(test_producer, whitelist_message)
assert log_has(f"Received message of type `whitelist` from `{producer_name}`", caplog)
assert log_has(
f"Consumed message from `{producer_name}` of type `RPCMessageType.WHITELIST`", caplog)
# Test handle analyzed_df message
df_message = {
"type": "analyzed_df",
"data": {
"key": ("BTC/USDT", "5m", "spot"),
"df": ohlcv_history,
"la": datetime.now(timezone.utc)
}
}
patched_emc.handle_producer_message(test_producer, df_message)
assert log_has(f"Received message of type `analyzed_df` from `{producer_name}`", caplog)
assert log_has(
f"Consumed message from `{producer_name}` of type `RPCMessageType.ANALYZED_DF`", caplog)
# Test unhandled message
unhandled_message = {"type": "status", "data": "RUNNING"}
patched_emc.handle_producer_message(test_producer, unhandled_message)
assert log_has_re(r"Received unhandled message\: .*", caplog)
# Test malformed messages
caplog.clear()
malformed_message = {"type": "whitelist", "data": {"pair": "BTC/USDT"}}
patched_emc.handle_producer_message(test_producer, malformed_message)
assert log_has_re(r"Invalid message .+", caplog)
malformed_message = {
"type": "analyzed_df",
"data": {
"key": "BTC/USDT",
"df": ohlcv_history,
"la": datetime.now(timezone.utc)
}
}
patched_emc.handle_producer_message(test_producer, malformed_message)
assert log_has(f"Received message of type `analyzed_df` from `{producer_name}`", caplog)
assert log_has_re(r"Invalid message .+", caplog)
caplog.clear()
malformed_message = {"some": "stuff"}
patched_emc.handle_producer_message(test_producer, malformed_message)
assert log_has_re(r"Invalid message .+", caplog)
caplog.clear()
malformed_message = {"type": "whitelist", "data": None}
patched_emc.handle_producer_message(test_producer, malformed_message)
assert log_has_re(r"Invalid message .+", caplog)