Files
Hydra-Engine/tests/test_indicator_engine.py
2026-03-30 13:19:11 +09:00

82 lines
2.6 KiB
Python

import json
import pytest
from unittest.mock import AsyncMock, MagicMock
from hydra.data.models import Candle
from hydra.indicator.engine import IndicatorEngine
from hydra.indicator.calculator import IndicatorCalculator
def _make_candles(n: int = 250) -> list[Candle]:
candles = []
price = 50000.0
for i in range(n):
close = price * (1 + (0.001 if i % 2 == 0 else -0.001))
price = close
candles.append(Candle(
market="binance", symbol="BTC/USDT", timeframe="1m",
open_time=1_000_000 + i * 60_000,
open=price, high=price * 1.001, low=price * 0.999, close=close,
volume=100.0, close_time=1_000_000 + i * 60_000 + 59_999,
))
return candles
@pytest.fixture
def mock_store():
store = AsyncMock()
store.query = AsyncMock(return_value=_make_candles(250))
store.get_symbols = AsyncMock(return_value=[
{"market": "binance", "symbol": "BTC/USDT", "timeframe": "1m"}
])
return store
@pytest.fixture
def mock_redis():
r = MagicMock()
r.set = AsyncMock()
r.keys = MagicMock(return_value=[])
return r
@pytest.fixture
def engine(mock_store, mock_redis):
calc = IndicatorCalculator()
return IndicatorEngine(store=mock_store, redis_client=mock_redis, calculator=calc)
@pytest.mark.asyncio
async def test_handle_event_writes_to_redis(engine, mock_redis):
await engine._handle_event("binance", "BTC/USDT", "1m")
mock_redis.set.assert_called_once()
key, value = mock_redis.set.call_args[0]
assert key == "hydra:indicator:binance:BTC/USDT:1m"
data = json.loads(value)
assert "RSI_14" in data
assert "calculated_at" in data
@pytest.mark.asyncio
async def test_handle_event_skips_empty_result(engine, mock_redis, mock_store):
# Only 5 candles → calculator returns {}
mock_store.query = AsyncMock(return_value=_make_candles(5))
await engine._handle_event("binance", "BTC/USDT", "1m")
mock_redis.set.assert_not_called()
@pytest.mark.asyncio
async def test_handle_event_does_not_raise_on_exception(engine, mock_store):
mock_store.query = AsyncMock(side_effect=RuntimeError("db error"))
# Should not raise — failures must be isolated
await engine._handle_event("binance", "BTC/USDT", "1m")
@pytest.mark.asyncio
async def test_cold_start_processes_all_symbols(engine, mock_redis, mock_store):
mock_store.get_symbols = AsyncMock(return_value=[
{"market": "binance", "symbol": "BTC/USDT", "timeframe": "1m"},
{"market": "upbit", "symbol": "BTC/KRW", "timeframe": "1h"},
])
await engine.cold_start()
assert mock_redis.set.call_count == 2