{
  "topic": "Modbus 0x0F 字节数",
  "origin": "本文原创合成数据，未采集真实设备",
  "cases": [
    {
      "case_id": "写10路",
      "kind": "正例",
      "input": {
        "request": "0F 00 20 00 0A 02 55 01",
        "response": "0F 00 20 00 0A"
      },
      "expected": {
        "address": 32,
        "quantity": 10,
        "states": [
          1,
          0,
          1,
          0,
          1,
          0,
          1,
          0,
          1,
          0
        ]
      }
    },
    {
      "case_id": "数量字节冲突",
      "kind": "显式负例",
      "input": {
        "request": "0F 00 20 00 0A 01 55",
        "response": "0F 00 20 00 0A"
      },
      "expected_error": "负载长度错误"
    },
    {
      "case_id": "写尾位非零",
      "kind": "显式负例",
      "input": {
        "request": "0F 00 20 00 0A 02 55 81",
        "response": "0F 00 20 00 0A"
      },
      "expected_error": "尾填充位非零"
    }
  ]
}