ensl.org/spec/factories/server.rb

FactoryGirl.define do
  factory :server do
    sequence(:name) { |n| "ServerName#{n}" }
    sequence(:dns) { |n| "DNS#{n}" }
    sequence(:ip) { |n| "192.168.#{n % 255}.#{n}" }
    sequence(:port) { |n| "#{1000 + n}" }

    trait :active do
      active true
    end

    trait :inactive do
      active false
    end
  end
end