{
  "swagger": "2.0",
  "info": {
    "version": "0.0.1",
    "title": "test of Swagger invalid pattern in schema"
  },
  "paths": {
    "/foo": {
      "get": {
        "produces": [
          "text/plain"
        ],
        "responses": {
          "200": {
            "description": "Successful",
            "schema": {
                "type": "string",
                "pattern": ")<-- bad pattern"
            }
          }
        }
      }
    }
  }
}