# encoding: utf-8 require 'spec_helper' describe Relation::Operation::Reverse, '#directions' do subject { object.directions } let(:relation) { Relation.new([[:id, Integer]], LazyEnumerable.new) } let(:object) { described_class.new(sorted) } let(:sorted) { relation.sort_by { |r| r.id } } it_should_behave_like 'an idempotent method' it 'reverses the directions' do should eql(sorted.directions.reverse) end end