require 'rubygems'
gem 'dm-core'
require 'dm-core'

class Counter
  include DataMapper::Resource

  property :id, Integer, :serial => true
  property :count, Integer, :default => 0

end

DataMapper.setup(:default, 'sqlite3::memory:')
DataMapper.auto_migrate!

#DataMapper.repository(:default) do

c = Counter.create

c.count += 2

p c

DataMapper.repository(:default) do

  cc = Counter.get(1)

  cc.count += 1

  p cc

  cc.save

  p Counter.get(1)

end

c.save

p Counter.get(1)

#end