{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "datatype tests",
  "type": "array",
  "uniqueItems": true,
  "definitions":{
    "datatype_test":{
      "oneOf":[
        {"$ref" : "#/definitions/test_simple_datatype"},
        {"$ref": "#/definitions/test_complex_datatype"}
      ]
    },
    "test_simple_datatype":{
      "title": "test simple datatype",
      "type": "object",
      "properties": {
        "type": {
          "type": "string"
        },
        "values": {"$ref" : "#/definitions/test_values"}
      },
      "required": [
        "type",
        "values"
      ],
      "additionalProperties": false
    },
    "test_complex_datatype":{
      "title": "test simple datatype",
      "type": "object",
      "properties": {
        "type": {
          "type": "string"
        },
        "subtypes": {
          "type":"array",
          "items":{
            "title": "subtype test",
            "type": "object",
            "properties": {
              "description":{
                "type":"string"
              },
              "type": {
                "type": ["object","array"]
              },
              "values": {"$ref" : "#/definitions/test_values"}
            },
            "required": [
              "description",
              "type",
              "values"
            ],
            "additionalProperties": false
          }
        }
      },
      "required": [
        "type",
        "subtypes"
      ],
      "additionalProperties": false
    },

    "test_values":{
      "type":"array",
      "items":{
        "title": "test value",
        "type": "object",
        "properties": {
          "description": {
            "type":"string"
          },
          "value": {
            "type":[ "array", "boolean", "integer", "null", "number", "object", "string" ]
          },
          "buffer":{
            "type":"array",
            "additionalItems":false,
            "items":{
              "type":"string",
              "pattern": "^0x[0-9a-fA-F]{2}$"
            }
          }
        },
        "required": [
          "value",
          "buffer"
        ],
        "additionalProperties": false
      },
      "additionalItems":false
    }
  },
  "items" : {"$ref" : "#/definitions/datatype_test"},
  "additionalItems":false
}