zlwuandCursor
b8b20dcebe
Align displayPaidAmount/arrears with business rule: 已缴费 excludes 已付款 and 付款确认中 transfers. Co-authored-by: Cursor <cursoragent@cursor.com>
104 lines
3.0 KiB
Python
104 lines
3.0 KiB
Python
"""催缴纳入规则与金额口径"""
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from datetime import date
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from decimal import Decimal
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import unittest
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from app.services.payment_chase import (
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chase_period_money,
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is_chase_candidate,
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parse_due_date_ymd,
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)
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class TestChase(unittest.TestCase):
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def test_chase_paid_only_counts_yjf(self):
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"""已缴 = 仅 yjf；欠缴 = 应缴 − 已缴"""
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paid, arrears = chase_period_money(
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due_amount=Decimal("1000"),
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transfers=[
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{
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"transferAmount": Decimal("300"),
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"payStatus": "dfj",
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"transferTime": "2026-04-01 10:00:00",
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},
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{
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"transferAmount": Decimal("200"),
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"payStatus": "jfqrz",
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"transferTime": "2026-04-02 10:00:00",
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},
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{
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"transferAmount": Decimal("100"),
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"payStatus": "yjf",
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"transferTime": "2026-04-03 10:00:00",
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},
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],
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)
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self.assertEqual(paid, Decimal("100"))
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self.assertEqual(arrears, Decimal("900"))
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def test_chase_dfj_only_still_has_arrears(self):
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paid, arrears = chase_period_money(
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due_amount=Decimal("500"),
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transfers=[
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{
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"transferAmount": Decimal("500"),
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"payStatus": "dfj",
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"transferTime": "2026-04-01 10:00:00",
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}
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],
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)
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self.assertEqual(paid, Decimal("0"))
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self.assertEqual(arrears, Decimal("500"))
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self.assertTrue(
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is_chase_candidate(
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due_date=date(2026, 9, 1),
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today=date(2026, 10, 9),
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arrears=arrears,
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)
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)
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def test_overdue(self):
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self.assertTrue(
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is_chase_candidate(
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due_date=date(2026, 9, 1),
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today=date(2026, 10, 9),
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arrears=Decimal("100"),
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)
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)
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def test_within_30(self):
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self.assertTrue(
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is_chase_candidate(
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due_date=date(2026, 11, 1),
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today=date(2026, 10, 9),
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arrears=Decimal("100"),
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)
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)
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def test_beyond_30(self):
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self.assertFalse(
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is_chase_candidate(
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due_date=date(2026, 11, 10),
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today=date(2026, 10, 9),
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arrears=Decimal("100"),
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)
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)
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def test_zero_arrears(self):
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self.assertFalse(
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is_chase_candidate(
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due_date=date(2026, 9, 1),
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today=date(2026, 10, 9),
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arrears=Decimal("0"),
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)
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)
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def test_parse_due_date(self):
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self.assertEqual(parse_due_date_ymd("20261009"), date(2026, 10, 9))
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self.assertEqual(parse_due_date_ymd("2026-10-09"), date(2026, 10, 9))
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if __name__ == "__main__":
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unittest.main()
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