Add request subdomain for rspec

request_with_subdomain.rb

# Это такой замысловатый спосбо добавить поддомен в запрос для rspec
#
# Использовать:
#
# RSpec.configure do |config|
#   config.include ProcessWithRequestSubdomain, type: :controller
#

module ProcessWithRequestSubdomain
  extend ActiveSupport::Concern
  module ClassMethods
    module WithSubdomain
      def process(action, *args)
        if kwarg_request?(args)
          args.first.deep_merge! params: { subdomain: request.subdomain } if request.subdomain.present?
          super(action, *args)
        elsif args.count == 1
          args[0] = { method: args[0], params: { subdomain: request.subdomain } } if request.subdomain.present?
          super(action, *args)
        else
          args[1] ||= {}
          args[1][:subdomain] = request.subdomain if request.subdomain.present?
          super(action, *args)
        end
      end
    end

    def new(*)
      super.extend(WithSubdomain)
    end
  end
end