rainforestqa.rb

require 'net/http'
require 'uri'
require 'json'

base = "http://letsrevolutionizetesting.com/challenge.json"

1.upto(100) do |i|
  uri = URI.parse(base)

  header = {'Content-Type' => 'application/json'}

  http = Net::HTTP.new(uri.host, uri.port)
  request = Net::HTTP::Get.new(uri.request_uri, header)

  response = http.request(request)

  new_base = JSON.parse(response.body)["follow"]
  puts JSON.parse(response.body)

  unless new_base
    break
  else
    base = new_base.gsub("challenge", "challenge.json")
  end

end