json_testing.rb

require 'json'
class JsonTester
    def self.from_json(text)
        data = JSON.parse(text)
        p data

        if data.include?("data")
            data = data["data"]
        end

        p data
        new(data["name"], data["parameters"])
    end

    def initialize(name, params)
        @name, @params = name, params
    end

    def to_json(*args)
        data = {"name" => @name}
        data["parameters"] = @params

        {
            'json_class' => self.class.name,
            'data' => data
        }.to_json(*args)
    end
end

class JsonTesting
    def initialize
        @test = JsonTester.new("foo", "a" => "b", "c" => "d")

        text = @test.to_json
        puts text

        other = JsonTester.from_json(text)
        p other
    end
end