[
  { "name": "UK standard rate today", "args": ["GB", "STANDARD", "2026-09-16"], "expect": { "jurisdiction": "GB", "category": "STANDARD", "basisPoints": 2000, "validFrom": "2011-01-04", "validTo": null } },
  { "name": "UK standard rate during the 2009 cut", "args": ["GB", "STANDARD", "2009-06-01"], "expect": { "jurisdiction": "GB", "category": "STANDARD", "basisPoints": 1500, "validFrom": "2008-12-01", "validTo": "2009-12-31" } },
  { "name": "UK standard rate in 2010", "args": ["GB", "STANDARD", "2010-06-01"], "expect": { "jurisdiction": "GB", "category": "STANDARD", "basisPoints": 1750, "validFrom": "2010-01-01", "validTo": "2011-01-03" } },
  { "name": "the day the rate changed", "args": ["GB", "STANDARD", "2011-01-04"], "expect": { "jurisdiction": "GB", "category": "STANDARD", "basisPoints": 2000, "validFrom": "2011-01-04", "validTo": null } },
  { "name": "the day before the rate changed", "args": ["GB", "STANDARD", "2011-01-03"], "expect": { "jurisdiction": "GB", "category": "STANDARD", "basisPoints": 1750, "validFrom": "2010-01-01", "validTo": "2011-01-03" } },
  { "name": "hospitality during the covid cut", "args": ["GB", "HOSPITALITY", "2020-12-25"], "expect": { "jurisdiction": "GB", "category": "HOSPITALITY", "basisPoints": 500, "validFrom": "2020-07-15", "validTo": "2021-09-30" } },
  { "name": "hospitality during the taper", "args": ["GB", "HOSPITALITY", "2021-11-01"], "expect": { "jurisdiction": "GB", "category": "HOSPITALITY", "basisPoints": 1250, "validFrom": "2021-10-01", "validTo": "2022-03-31" } },
  { "name": "hospitality back at standard", "args": ["GB", "HOSPITALITY", "2026-09-16"], "expect": { "jurisdiction": "GB", "category": "HOSPITALITY", "basisPoints": 2000, "validFrom": "2022-04-01", "validTo": null } },
  { "name": "UK reduced rate", "args": ["GB", "REDUCED", "2026-09-16"], "expect": { "jurisdiction": "GB", "category": "REDUCED", "basisPoints": 500, "validFrom": "1997-09-01", "validTo": null } },
  { "name": "UK zero rate", "args": ["GB", "ZERO", "2026-09-16"], "expect": { "jurisdiction": "GB", "category": "ZERO", "basisPoints": 0, "validFrom": "1973-04-01", "validTo": null } },
  { "name": "Ireland standard rate", "args": ["IE", "STANDARD", "2026-09-16"], "expect": { "jurisdiction": "IE", "category": "STANDARD", "basisPoints": 2300, "validFrom": "2012-01-01", "validTo": null } },
  { "name": "unknown jurisdiction is an error, not a guess", "args": ["FR", "STANDARD", "2026-09-16"], "expectError": "no VAT rule" },
  { "name": "a date before the rule existed is an error", "args": ["GB", "STANDARD", "1970-01-01"], "expectError": "no VAT rule" },
  { "name": "a malformed date is an error", "args": ["GB", "STANDARD", "16/09/2026"], "expectError": "ISO date" }
]