48 lines
2.1 KiB
Python
48 lines
2.1 KiB
Python
from datetime import date
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from decimal import Decimal
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from app.models.tables import Account, Statement
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H = {"Authorization": "Bearer test-key"}
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def _seed_balance(db, amount="1000.00"):
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acc = Account(bank="dkb", iban="DE01", name="G", type="giro")
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db.add(acc)
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db.flush()
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db.add(Statement(filename="s.pdf", bank="dkb", account_id=acc.id,
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period_start=date(2026, 6, 1), period_end=date(2026, 6, 30),
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opening_balance=Decimal("0"), closing_balance=Decimal(amount),
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status="confirmed"))
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db.commit()
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def test_scenario_projection(client, db):
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_seed_balance(db)
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client.post("/api/recurring", headers=H, json={
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"name": "Miete", "amount": "-600.00", "rhythm": "monthly", "due_day": 1})
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sc = client.post("/api/scenarios", headers=H, json={"name": "Basis"}).json()
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r = client.post(f"/api/scenarios/{sc['id']}/project", headers=H,
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params={"horizon_days": 92, "start_date": "2026-07-15"})
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assert r.status_code == 200
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body = r.json()
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# 3 Mietzahlungen (01.08., 01.09., 01.10.): 400 -> -200 -> -800
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assert Decimal(body["low_point_balance"]) == Decimal("-800.00")
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assert body["below_zero_date"] == "2026-09-01"
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assert len(body["series"]) == 92
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def test_loan_in_scenario_keeps_balance_positive(client, db):
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_seed_balance(db)
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client.post("/api/recurring", headers=H, json={
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"name": "Miete", "amount": "-600.00", "rhythm": "monthly", "due_day": 1})
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loan = client.post("/api/loans", headers=H, json={
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"name": "K1", "principal": "5000.00", "annual_rate_pct": "6.0",
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"term_months": 48, "payout_date": "2026-07-20",
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"repayment_type": "annuity"}).json()
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sc = client.post("/api/scenarios", headers=H, json={"name": "Kredit"}).json()
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client.post(f"/api/scenarios/{sc['id']}/loans/{loan['id']}", headers=H)
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body = client.post(f"/api/scenarios/{sc['id']}/project", headers=H,
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params={"horizon_days": 92, "start_date": "2026-07-15"}).json()
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assert Decimal(body["low_point_balance"]) > Decimal("0")
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