t.rb

require 'rubygems'
require 'rufus-json/automatic'
require 'ruote'

engine = Ruote::Engine.new(
  Ruote::Worker.new(
    Ruote::HashStorage.new()))

engine.register 'computer' do |workitem|
  workitem.fields['hello'] = 'world'
end

engine.register 'human', Ruote::StorageParticipant

pdef = Ruote.define do
  computer
  human
end

2.times { engine.launch(pdef) }

sleep 5

puts "human: there are #{engine.storage_participant.size} workitems waiting for me"