{
  "fixture": "OPC UA StatusCode 严重级别",
  "cases": [
    {
      "case_id": "Good含信息",
      "kind": "正例",
      "result": {
        "severity": "Good",
        "subcode": 0,
        "info_type": 1,
        "info_bits": 128,
        "usable_policy": "可使用并保留信息"
      }
    },
    {
      "case_id": "Uncertain",
      "kind": "正例",
      "result": {
        "severity": "Uncertain",
        "subcode": 0,
        "info_type": 0,
        "info_bits": 0,
        "usable_policy": "谨慎使用"
      }
    },
    {
      "case_id": "Bad",
      "kind": "正例",
      "result": {
        "severity": "Bad",
        "subcode": 2,
        "info_type": 0,
        "info_bits": 0,
        "usable_policy": "不得使用值"
      }
    },
    {
      "case_id": "保留严重级别",
      "kind": "正例",
      "result": {
        "severity": "Reserved",
        "subcode": 0,
        "info_type": 0,
        "info_bits": 0,
        "usable_policy": "不得使用值"
      }
    },
    {
      "case_id": "超32位",
      "kind": "显式负例",
      "rejected": "StatusCode超32位"
    }
  ],
  "assertions_passed": 5,
  "scope": "合成输入离线演算；未接真实设备"
}