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class CreateModels < ActiveRecord::Migration
  def self.up
    create_table :user_accounts do |t|
      t.column :authorization_confirmation, :string
    end
  end

  def self.down
    drop_table :user_accounts
  end
end

class UserAccount < ActiveRecord::Base
  serialize :authorization_confirmation, AuthorizationConfirmation
end

class AuthorizationConfirmation
  attr_accessor :fingerprint, :key
end

require File.expand_path(File.dirname(__FILE__) + "/../test_helper")

class UserAccountTest < Test::Unit::TestCase
  def test_authorization_confirmation_is_serialized_and_deserialized
    account = UserAccount.new
    account.authorization_confirmation = AuthorizationConfirmation.new
    account.authorization_confirmation.fingerprint = "Xc1sseE"
    account.authorization_confirmation.key = "gEteEQ"
    account.save
    retrieved = UserAccount.find account.id
    assert_equal "Xc1sseE", retrieved.authorization_confirmation.fingerprint
    assert_equal "gEteEQ", retrieved.authorization_confirmation.key
  end
end

 id | authorization_confirmation                           
----+------+-------------------------------------------------------------------------------
  6 | --- !ruby/object:AuthorizationConfirmation 
      fingerprint: Xc1sseE
      key: gEteEQ