{
  "id": "market-catalogue-price-precedence-check",
  "synthetic": true,
  "function": "override",
  "scope": [
    "No real FX rates, duties, tax, gateway coverage, plan entitlement or cross-currency refund calculation. Examples assume the stated applicable catalogue in one currency.",
    "不提供真实汇率、关税、税务、网关覆盖、套餐资格或跨币种退款算法；例子假定同币种且目录适用性已经确认。"
  ],
  "cases": [
    {
      "args": [
        90,
        85
      ],
      "expected": 85
    },
    {
      "args": [
        90,
        82
      ],
      "expected": 82
    },
    {
      "args": [
        90,
        null
      ],
      "expected": 90
    }
  ]
}