class Post < ActiveRecord::Base end class PostWithJacaranda < Post validates :status, inclusion: { in: %w{published unplubished draft} } acts_as_jacaranda end class PostWithJacarandaAndTitleValidation < Post validates :title, presence: true validates :status, inclusion: { in: %w{published unplubished draft} } acts_as_jacaranda end class PostWithJacarandaScoped < Post validates :status, inclusion: { in: %w{published unpublished draft} } acts_as_jacaranda scoped: true end