{
  "fixture": "Modbus 线圈位打包",
  "cases": [
    {
      "case_id": "13路状态",
      "kind": "正例",
      "result": {
        "states": [
          1,
          0,
          1,
          1,
          0,
          0,
          1,
          0,
          1,
          1,
          0,
          0,
          1
        ],
        "padding_bits": 3
      }
    },
    {
      "case_id": "单路关闭",
      "kind": "正例",
      "result": {
        "states": [
          0
        ],
        "padding_bits": 7
      }
    },
    {
      "case_id": "尾位污染",
      "kind": "显式负例",
      "rejected": "尾填充位非零"
    },
    {
      "case_id": "缺少数据",
      "kind": "显式负例",
      "rejected": "字节数不匹配"
    }
  ],
  "assertions_passed": 4,
  "scope": "合成输入离线演算；未接真实设备"
}