How to create has_and_belongs_to_many associations in Factory girl

Question

Given the following

class User < ActiveRecord::Base
  has_and_belongs_to_many :companies
end

class Company < ActiveRecord::Base
  has_and_belongs_to_m         


        

Answer 1

Found this way nice and verbose:

FactoryGirl.define do
  factory :foo do
    name "Foo" 
  end

  factory :bar do
    name "Bar"
    foos { |a| [a.association(:foo)] }
  end
end