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arbitrade/tests/integration/test_opportunity_writer.py
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zwitschi 529ff967cc
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Add integration tests for execution persistence, metrics, and opportunity writing
- Implemented integration tests for the execution writer to ensure trade orders and PnL are persisted correctly.
- Created integration tests for the metrics calculator to summarize execution data accurately.
- Added integration tests for the opportunity writer to verify event persistence.
- Established PostgreSQL schema validation tests to ensure all expected tables, columns, and constraints exist.
- Removed outdated unit tests that relied on DuckDB and replaced them with tests using PgStore.
2026-06-07 14:37:53 +02:00

62 lines
1.8 KiB
Python

from __future__ import annotations
from collections.abc import AsyncIterator
from contextlib import asynccontextmanager
from datetime import UTC, datetime
import pytest
from arbitrade.config.settings import get_settings
from arbitrade.detection.engine import OpportunityEvent
from arbitrade.storage.pg_store import PgStore
from arbitrade.storage.opportunities import AsyncOpportunityWriter
from arbitrade.storage.repositories import OpportunityRepository
pytestmark = pytest.mark.integration
@asynccontextmanager
async def _pg() -> AsyncIterator[PgStore]:
s = get_settings()
store = PgStore(s)
try:
await store.start()
await store.migrate()
yield store
finally:
await store.stop()
@pytest.mark.asyncio
async def test_async_opportunity_writer_persists_events() -> None:
async with _pg() as store:
repository = OpportunityRepository(store)
writer = AsyncOpportunityWriter(repository, max_queue_size=10)
await writer.start()
event = OpportunityEvent(
detected_at=datetime.now(UTC),
cycle="USD->BTC->ETH->USD",
updated_pair="BTC/USD",
gross_rate=1.04,
net_rate=1.03,
gross_pct=4.0,
net_pct=3.0,
est_profit=0.03,
)
await writer.enqueue(event)
await writer.stop()
async with store.pool.acquire() as conn:
rows = await conn.fetch(
"SELECT cycle, gross_pct, net_pct, est_profit, executed FROM opportunities"
)
assert len(rows) == 1
assert rows[0]["cycle"] == "USD->BTC->ETH->USD"
assert rows[0]["gross_pct"] == 4.0
assert rows[0]["net_pct"] == 3.0
assert rows[0]["est_profit"] == 0.03
assert rows[0]["executed"] is False