{
  "id": "empty-success-response-ui-handover",
  "synthetic": true,
  "function": "empty",
  "scope": [
    "No production saves, retry engine or storage proof. This differs from draft expiry and stale-save concurrency: it tests how a completed response is interpreted.",
    "不保存生产数据，不实现重试，也不证明存储；本题不同于草稿过期或并发旧版本保存，核对的是响应解释。"
  ],
  "cases": [
    {
      "args": [
        204,
        ""
      ],
      "expected": "ack-no-body"
    },
    {
      "args": [
        500,
        ""
      ],
      "expected": "error"
    },
    {
      "args": [
        200,
        "{}"
      ],
      "expected": "parse-contract"
    },
    {
      "args": [
        204,
        "{}"
      ],
      "expected": "invalid-204-body"
    }
  ]
}