Capyraba MultiThread

require 'capybara/dsl'
require 'capybara-webkit'

# Registro il Driver Crome
Capybara.register_driver :selenium_chrome do |app|
  Capybara::Selenium::Driver.new(app, :browser => :chrome)
end
Capybara.default_driver = :selenium_chrome
Capybara.app_host = "https://exau.casc.eu/ca/web/pages/welcome.iface"


module Test
  class Casc
    include Capybara::DSL

    def set_session(id)
        Capybara.instance_variable_set("@session_pool", {
         "#{Capybara.current_driver}#{Capybara.app.object_id}" => $sessions[id]
        })
    end

    def in_session(id, &block)
      $sessions ||= {}
      $sessions[:default] ||= Capybara.current_session
      $sessions[id]       ||= Capybara::Session.new(Capybara.current_driver, Capybara.app)
      set_session(id)
      yield
      set_session(:default)
    end

    def home()
        $sessions ||= {}

        a=Thread.new do
            $sessions["uno"] = Capybara::Session.new(Capybara.current_driver, Capybara.app)
            Capybara.instance_variable_set("@session_pool", {
             "#{Capybara.current_driver}#{Capybara.app.object_id}" => $sessions["uno"]
            })
            $sessions["uno"].visit('/')
            $sessions["uno"].fill_in "username", :with => "michele.boscolo@eni.com"
        end

        b=Thread.new do
            $sessions["due"] = Capybara::Session.new(Capybara.current_driver, Capybara.app)
            Capybara.instance_variable_set("@session_pool", {
             "#{Capybara.current_driver}#{Capybara.app.object_id}" => $sessions["due"]
            })
            $sessions["due"].visit('/')
            $sessions["due"].fill_in "username", :with => "michele.boscolo@eni.com"
        end
        # Attendo che i Thread finiscano
        a.join(20)
        b.join(20)
    end

  end
end

spider = Test::Casc.new
spider.home()