Tasty pies made in a factory.

factory_girl_demo.rb

# Here we have a default peach pie
FactoryGirl.build(:pie)

# ...or an apple pie
FactoryGirl.build(:pie, :apple)

factory_with_traits.rb

FactoryGirl.define do
  factory :pie do
    crust 'Lattice'
    filling 'Peach'
    topping 'Sugar'
    a_la_mode true
  end
  
  trait :apple do
    filling 'Apple'
  end
end