Files
web-page-backend/lotto/tests/test_backtest_api.py

76 lines
2.6 KiB
Python

import os, sys, tempfile, random as _r
# _shared lives in web-backend/_shared; add the parent dir so it can be found
sys.path.insert(0, os.path.join(os.path.dirname(__file__), "..", ".."))
from fastapi.testclient import TestClient
def _client(monkeypatch):
tmp = tempfile.mkdtemp()
from app import db
monkeypatch.setattr(db, "DB_PATH", os.path.join(tmp, "lotto.db"))
db.init_db()
from app.main import app
return TestClient(app), db
def _seed_draws(db, n=40):
rows = []
_r.seed(2)
for i in range(1, n + 1):
s = sorted(_r.sample(range(1, 46), 6))
rows.append({"drw_no": i, "drw_date": f"2020-01-{(i % 28) + 1:02d}",
"n1": s[0], "n2": s[1], "n3": s[2], "n4": s[3],
"n5": s[4], "n6": s[5], "bonus": ((s[5] % 45) + 1)})
db.upsert_many_draws(rows)
def test_backtest_endpoints(monkeypatch):
client, db = _client(monkeypatch)
r = client.get("/api/lotto/backtest/track-record")
assert r.status_code == 200
assert "by_strategy" in r.json()
r2 = client.get("/api/lotto/backtest/calibration?weeks=4")
assert r2.status_code == 200
assert isinstance(r2.json().get("history"), list)
def test_track_record_with_data(monkeypatch):
"""seed 40 draws + forward run → track-record contains random_null."""
client, db_mod = _client(monkeypatch)
_seed_draws(db_mod, 40)
from app import backtest as bt
bt.run_forward_purchase(40, k=20, pool_n=500, sample_seed=5)
r = client.get("/api/lotto/backtest/track-record")
assert r.status_code == 200
body = r.json()
assert "by_strategy" in body
assert "random_null" in body["by_strategy"]
def test_review_known_and_unknown(monkeypatch):
"""Known draw with calibration → 200 + non-null winner_analysis; unknown → 404."""
client, db_mod = _client(monkeypatch)
_seed_draws(db_mod, 40)
from app import backtest as bt
bt.run_forward_purchase(40, k=20, pool_n=500, sample_seed=5)
bt.calibrate_winner(40, sample_m=200)
r = client.get("/api/lotto/backtest/review/40")
assert r.status_code == 200
body = r.json()
assert body["winner_analysis"] is not None
assert "score_total" in body["winner_analysis"]
r2 = client.get("/api/lotto/backtest/review/99999")
assert r2.status_code == 404
def test_calibration_weeks_bounds(monkeypatch):
"""weeks=0 and weeks=521 should be rejected with 422."""
client, _ = _client(monkeypatch)
r0 = client.get("/api/lotto/backtest/calibration?weeks=0")
assert r0.status_code == 422
r521 = client.get("/api/lotto/backtest/calibration?weeks=521")
assert r521.status_code == 422