Files
web-page-backend/lotto/tests/test_backtest_db.py
2026-05-31 17:06:00 +09:00

104 lines
4.1 KiB
Python

import os, tempfile
def _fresh_db(monkeypatch):
tmp = tempfile.mkdtemp()
path = os.path.join(tmp, "lotto.db")
from app import db
monkeypatch.setattr(db, "DB_PATH", path)
db.init_db()
return db
def test_backtest_tables_exist(monkeypatch):
db = _fresh_db(monkeypatch)
with db._conn() as conn:
tables = {r["name"] for r in conn.execute(
"SELECT name FROM sqlite_master WHERE type='table'").fetchall()}
assert "backtest_runs" in tables
assert "winner_calibration" in tables
def test_backtest_runs_unique(monkeypatch):
db = _fresh_db(monkeypatch)
db.save_backtest_run(draw_no=100, strategy="random_null", weight_label="-",
weight_json=None, trial_id=None, n_tickets=10,
hist={"m3":1,"m4":0,"m5":0,"m6":0,"bonus_hits":0},
best_match=3, avg_meta_score=0.5)
db.save_backtest_run(draw_no=100, strategy="random_null", weight_label="-",
weight_json=None, trial_id=None, n_tickets=10,
hist={"m3":2,"m4":0,"m5":0,"m6":0,"bonus_hits":0},
best_match=3, avg_meta_score=0.6) # 멱등 upsert
rows = db.get_backtest_runs(draw_no=100)
assert len(rows) == 1
assert rows[0]["m3"] == 2 # 마지막 값으로 갱신
_SCORES = {
"score_total": 1.23,
"score_frequency": 0.30,
"score_fingerprint": 0.25,
"score_gap": 0.20,
"score_cooccur": 0.28,
"score_diversity": 0.20,
}
def test_winner_calibration_upsert(monkeypatch):
"""save_winner_calibration 두 번 호출 시 upsert — 행 1개, 값은 마지막 것."""
db = _fresh_db(monkeypatch)
winning = [3, 7, 15, 22, 33, 41]
db.save_winner_calibration(draw_no=200, winning=winning,
scores=_SCORES, percentile=75.0,
my_pick_avg=0.9, cache_draws=100)
# 두 번째 저장 — percentile, my_pick_avg 업데이트
scores2 = {**_SCORES, "score_total": 2.00}
db.save_winner_calibration(draw_no=200, winning=winning,
scores=scores2, percentile=80.0,
my_pick_avg=1.1, cache_draws=110)
row = db.get_winner_calibration(200)
assert row is not None
# 행이 1개만 존재하는지 확인
with db._conn() as conn:
cnt = conn.execute(
"SELECT COUNT(*) AS c FROM winner_calibration WHERE draw_no=200"
).fetchone()["c"]
assert cnt == 1
assert row["percentile"] == 80.0
assert row["score_total"] == 2.00
def _seed_draws(db, n=40):
rows = []
import random as _r; _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_backfill_calibration_idempotent(monkeypatch):
db = _fresh_db(monkeypatch)
_seed_draws(db, 40)
from app import backtest as bt
r1 = bt.backfill_calibration(batch=15, sample_m=200)
# 첫 회차는 point-in-time 데이터가 빈약 → min_history 이후만 처리
done1 = len(db.get_calibrated_draw_nos())
assert done1 > 0
r2 = bt.backfill_calibration(batch=100, sample_m=200) # 나머지
done2 = len(db.get_calibrated_draw_nos())
assert done2 >= done1
r3 = bt.backfill_calibration(batch=100, sample_m=200) # 재실행 → 추가 0
assert r3["calibrated"] == 0
def test_get_calibrated_draw_nos(monkeypatch):
"""저장된 draw_no 집합이 get_calibrated_draw_nos에 포함되어야 한다."""
db = _fresh_db(monkeypatch)
winning = [1, 2, 3, 4, 5, 6]
for draw_no in (301, 302, 303):
db.save_winner_calibration(draw_no=draw_no, winning=winning,
scores=_SCORES, percentile=50.0,
my_pick_avg=0.5, cache_draws=50)
nos = db.get_calibrated_draw_nos()
assert isinstance(nos, set)
assert {301, 302, 303}.issubset(nos)