# File lib/shoulda/active_record/macros.rb, line 319 319: def should_have_and_belong_to_many(*associations) 320: ::ActiveSupport::Deprecation.warn("use: should have_and_belong_to_many") 321: get_options!(associations) 322: 323: associations.each do |association| 324: should have_and_belong_to_many(association) 325: end 326: end