PayrollManagementSystem/backend/tests/integration/test_calc.py
liuwenxin df1a3839a1 feat(calc): 单笔回款核算引擎与绩效台账
- calc_service.calc_receipt:锁回款行→settlement_status=0 校验→发货批次/
  归属前置→resolve_snapshot(回款日)→按 calc_template 分派(与 _preview_rate
  同构,‰÷1000 防线)→items 行级折算(行类别阈值,混合按行汇总)→
  barter/起付/R→台账 v1→CAS 置已核算,单 audit 事务
- 策略点集中:_personal_rate(#12 经理个人户单笔落 0 待答复)、_row_profit
  (#20 不含税原样);核算粒度 #25 一期口径=业务级一次性计提(重复回款
  repeated=True 仅登记进度)
- 台账仓储:生效行查询/业务级判定/版本号;schemas LedgerOut/Query
- api /api/v1/calc/*:台账分页/详情/核算触发(写限 admin+marketing_ops)
- 测试 8 例:金标准双类别复算到分(DB 锚定 4000.00/39.11/39.11)、
  一次性计提、已核算 400、未指定批次、成本缺失行保守 -3000、负绩效照算、
  准入、列表筛选;行级明细折算两位固化
- conftest 清理顺序修正:V7 台账/月结清理移到回款/人员删除之前
  (RESTRICT 外键不挡序)

Co-Authored-By: Claude Code <noreply@anthropic.com>
2026-10-16 20:52:02 +08:00

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"""单笔回款核算集成测试(M3 ④:金标准复算到分)。
金标准场景(双类别混合业务,覆盖行级折算与汇总):
- 行1 市政水利:100×100.00 = 销售 10000,成本 3000 → 毛利率 0.7,阈值 30%
→ 折算 10000×(0.7−0.3) = 4000
- 行2 轨道交通:50×200.00 = 销售 10000,成本 8000 → 毛利率 0.2,阈值 20%
→ 折算 10000×(0.2−0.2) = 0
- 折算合计 4000;发货 10-01 → 回款 10-20,days=20
- 率 = (10 − 20×4/360)‰ = 88/9000;绩效 = 4000×88/9000 ≈ 39.11
- 回款 20000(=销售额 100%)→ R=100、权重 1 → 应付 = 39.11
守的还有:核算粒度 #25(业务级一次性计提——第二笔回款仅登记进度)、
已核算再核算 400、未指定批次 400、成本缺失行毛利按 0 计、负绩效照算、
准入(normal 403 / marketing_ops 可用)。
"""
import uuid
from decimal import Decimal
import pytest
from fastapi.testclient import TestClient
from sqlalchemy import select
from app.core.db import get_session_factory
from app.models import PerformanceLedger, Receipt
from app.models.receipt import SETTLEMENT_DONE
from tests.integration.factories import business_payload, customer
pytestmark = pytest.mark.integration
_CALC = "/api/v1/calc"
_BUSINESSES = "/api/v1/business/businesses"
_SHIPMENTS = "/api/v1/business/shipments"
_RECEIPTS = "/api/v1/business/receipts"
_PERSONNEL = "/api/v1/base/personnel"
def _person(client: TestClient, headers: dict) -> dict:
resp = client.post(
_PERSONNEL,
json={
"personnel_name": f"t_核算_{uuid.uuid4().hex[:8]}",
"business_role_id": _role_id("salesperson"),
"salary_standard": "3000.00",
},
headers=headers,
)
assert resp.status_code == 200, resp.text
return resp.json()["data"]
def _role_id(code: str) -> int:
from sqlalchemy import select
from app.core.constants import BUSINESS_ROLE_SALESPERSON
from app.core.db import get_session_factory
from app.models import BusinessRole
factory = get_session_factory()
with factory() as session:
role_code = BUSINESS_ROLE_SALESPERSON if code == "salesperson" else code
return int(
session.execute(
select(BusinessRole.id).where(
BusinessRole.role_code == role_code, BusinessRole.status == 1
)
).scalar_one()
)
def _create_full_chain(
client: TestClient,
headers: dict,
*,
items: list[dict],
ship_date: str,
receipt_date: str,
amount: str,
) -> tuple[dict, dict]:
"""客户 → 人员 → 业务(双行明细+归属)→ 发货 → 回款(指定批次)。"""
cust = customer(client, headers)
person = _person(client, headers)
resp = client.post(
_BUSINESSES,
json=business_payload(cust["id"], owner_personnel_id=person["id"], items=items),
headers=headers,
)
assert resp.status_code == 200, resp.text
biz = resp.json()["data"]
resp = client.post(
_SHIPMENTS,
json={
"business_id": biz["id"],
"ship_date": ship_date,
"items": [{"product_name": "t_发货物", "quantity": "1", "sale_price": "1.00"}],
},
headers=headers,
)
assert resp.status_code == 200, resp.text
shipment = resp.json()["data"]
resp = client.post(
_RECEIPTS,
json={
"business_id": biz["id"],
"receipt_date": receipt_date,
"amount": amount,
"shipment_id": shipment["id"],
},
headers=headers,
)
assert resp.status_code == 200, resp.text
receipt = resp.json()["data"]
return biz, receipt
def _calc(client: TestClient, headers: dict, receipt_id: int):
return client.post(f"{_CALC}/receipts/{receipt_id}/calc", headers=headers)
_GOLD_ITEMS = [
{
"product_name": "t_市政_金标",
"product_category": "municipal_water",
"quantity": "100",
"sale_price": "100.00",
"cost_amount": "3000.00",
},
{
"product_name": "t_轨交_金标",
"product_category": "rail_transit",
"quantity": "50",
"sale_price": "200.00",
"cost_amount": "8000.00",
},
]
class TestGoldenStandard:
"""金标准:双类别混合业务复算到分(Decimal 精确断言)。"""
def test_复算到分_全字段固化(self, client: TestClient, admin: dict) -> None:
biz, receipt = _create_full_chain(
client,
admin["headers"],
items=_GOLD_ITEMS,
ship_date="2026-10-01",
receipt_date="2026-10-20",
amount="20000.00",
)
resp = _calc(client, admin["headers"], receipt["id"])
assert resp.status_code == 200, resp.text
out = resp.json()["data"]
assert out["repeated"] is False
ledger = out["ledger"]
assert ledger["payment_days"] == 20
assert ledger["settlement_month"] == "2026-10"
# 率 = (10 − 20×4/360)‰ = 88/9000,Fraction 约分原文 11/1125
assert ledger["rate_text"] == "11/1125"
assert ledger["weight_r"] == 100
assert ledger["missing_cost"] == 0
assert ledger["snapshot_json"]["line_details"][0]["converted"] == "4000.00"
# 金额锚定 DB 事实源(NUMERIC(14,2) 读回恒两位;响应 JSON 的 Decimal
# 序列化 scale 不作断言——归前端展示问题)
factory = get_session_factory()
with factory() as session:
row = session.execute(
select(PerformanceLedger).where(
PerformanceLedger.receipt_id == receipt["id"],
PerformanceLedger.is_active == 1,
)
).scalar_one()
assert row.converted_profit == Decimal("4000.00")
# 绩效 = 4000 × 88/9000 = 39.111… → 落库两位 39.11
assert row.performance_amount == Decimal("39.11")
# 应付 = 绩效 × 权重 1 = 39.11
assert row.payable_amount == Decimal("39.11")
# 回款状态被 CAS 置已核算
detail = client.get(f"{_RECEIPTS}/{receipt['id']}", headers=admin["headers"]).json()["data"]
assert detail["settlement_status"] == 1
def test_已核算回款再核算400(self, client: TestClient, admin: dict) -> None:
biz, receipt = _create_full_chain(
client,
admin["headers"],
items=_GOLD_ITEMS,
ship_date="2026-10-01",
receipt_date="2026-10-20",
amount="100.00",
)
assert _calc(client, admin["headers"], receipt["id"]).status_code == 200
resp = _calc(client, admin["headers"], receipt["id"])
assert resp.status_code == 400
assert "已核算" in resp.json()["message"]
def test_业务级一次性计提_第二笔仅登记进度(self, client: TestClient, admin: dict) -> None:
"""核算粒度 #25 一期口径:同业务第二笔回款不重复计提。"""
biz, first = _create_full_chain(
client,
admin["headers"],
items=_GOLD_ITEMS,
ship_date="2026-10-01",
receipt_date="2026-10-20",
amount="10000.00",
)
assert _calc(client, admin["headers"], first["id"]).status_code == 200
resp = client.post(
_RECEIPTS,
json={
"business_id": biz["id"],
"receipt_date": "2026-10-25",
"amount": "5000.00",
"shipment_id": None,
},
headers=admin["headers"],
)
assert resp.status_code == 200, resp.text
second = resp.json()["data"]
resp = _calc(client, admin["headers"], second["id"])
assert resp.status_code == 200, resp.text
out = resp.json()["data"]
assert out["repeated"] is True
factory = get_session_factory()
with factory() as session:
rows = (
session.execute(
select(PerformanceLedger).where(
PerformanceLedger.business_id == biz["id"],
PerformanceLedger.is_active == 1,
)
)
.scalars()
.all()
)
assert len(rows) == 1, "第二笔回款不得新增台账行(一次性计提)"
receipts = (
session.execute(select(Receipt).where(Receipt.business_id == biz["id"]))
.scalars()
.all()
)
assert all(r.settlement_status == SETTLEMENT_DONE for r in receipts)
class TestGuards:
"""校验链与策略点。"""
def test_未指定批次400(self, client: TestClient, admin: dict) -> None:
cust = customer(client, admin["headers"])
person = _person(client, admin["headers"])
resp = client.post(
_BUSINESSES,
json=business_payload(cust["id"], owner_personnel_id=person["id"]),
headers=admin["headers"],
)
assert resp.status_code == 200
biz = resp.json()["data"]
resp = client.post(
_RECEIPTS,
json={
"business_id": biz["id"],
"receipt_date": "2026-10-20",
"amount": "100.00",
},
headers=admin["headers"],
)
assert resp.status_code == 200
receipt = resp.json()["data"]
resp = _calc(client, admin["headers"], receipt["id"])
assert resp.status_code == 400
assert "发货批次" in resp.json()["message"]
def test_成本缺失行_毛利按0计并标记(self, client: TestClient, admin: dict) -> None:
items = [
{
"product_name": "t_无成本_市政",
"product_category": "municipal_water",
"quantity": "100",
"sale_price": "100.00",
"cost_amount": None,
}
]
biz, receipt = _create_full_chain(
client,
admin["headers"],
items=items,
ship_date="2026-10-01",
receipt_date="2026-10-20",
amount="10000.00",
)
resp = _calc(client, admin["headers"], receipt["id"])
assert resp.status_code == 200, resp.text
ledger = resp.json()["data"]["ledger"]
# 成本缺失 → 毛利按 0 → 折算 = 销售额×(0−30%) = **−3000**(保守少算
# 方向:缺成本的行宁少算不多发),missing_cost=1
assert ledger["missing_cost"] == 1
assert float(ledger["converted_profit"]) == -3000.0
assert float(ledger["performance_amount"]) == pytest.approx(-29.33, abs=0.01)
def test_负绩效照算不归零(self, client: TestClient, admin: dict) -> None:
items = [
{
"product_name": "t_亏损_市政",
"product_category": "municipal_water",
"quantity": "100",
"sale_price": "100.00",
"cost_amount": "9000.00",
}
]
biz, receipt = _create_full_chain(
client,
admin["headers"],
items=items,
ship_date="2026-10-01",
receipt_date="2026-10-20",
amount="10000.00",
)
resp = _calc(client, admin["headers"], receipt["id"])
assert resp.status_code == 200, resp.text
ledger = resp.json()["data"]["ledger"]
# 毛利 1000、率 0.1 < 阈值 30% → 折算 10000×(0.1−0.3) = −2000 → 负绩效
assert float(ledger["converted_profit"]) == -2000.0
assert float(ledger["performance_amount"]) < 0
def test_准入_normal403_marketing_ops可用(
self, client: TestClient, admin: dict, normal: dict, make_user, auth_headers
) -> None:
biz, receipt = _create_full_chain(
client,
admin["headers"],
items=_GOLD_ITEMS,
ship_date="2026-10-01",
receipt_date="2026-10-20",
amount="100.00",
)
resp = _calc(client, normal["headers"], receipt["id"])
assert resp.status_code == 403
ops = make_user(["marketing_ops"])
ops["headers"] = auth_headers(ops)
resp = _calc(client, ops["headers"], receipt["id"])
assert resp.status_code == 200, resp.text
def test_台账列表与筛选(self, client: TestClient, admin: dict) -> None:
biz, receipt = _create_full_chain(
client,
admin["headers"],
items=_GOLD_ITEMS,
ship_date="2026-10-01",
receipt_date="2026-10-20",
amount="100.00",
)
_calc(client, admin["headers"], receipt["id"])
resp = client.get(
f"{_CALC}/ledger",
params={"settlement_month": "2026-10", "is_active": 1},
headers=admin["headers"],
)
assert resp.status_code == 200
rows = resp.json()["data"]["list"]
assert rows and rows[0]["business_no"] == biz["business_no"]