How to user factory girl to create associated lists with a has_many with a validation that requires it on create

Question

In a Rails application, given three models User, Article and Reviewer with the following relationships and validations:

class User < ActiveRecord::Base
  has_         


        

Answer 1

factory :article do
  reviewers {|a| [a.association(:reviewer)] }
end

or

factory :article do
  before_create do |a|
    FactoryGirl.create(:reviewer, article: a)
  end
end