require 'helper' require 'ostruct' module Arel module Nodes describe 'table alias' do describe 'equality' do it 'is equal with equal ivars' do relation1 = Table.new(:users) node1 = TableAlias.new relation1, :foo relation2 = Table.new(:users) node2 = TableAlias.new relation2, :foo array = [node1, node2] assert_equal 1, array.uniq.size end it 'is not equal with different ivars' do relation1 = Table.new(:users) node1 = TableAlias.new relation1, :foo relation2 = Table.new(:users) node2 = TableAlias.new relation2, :bar array = [node1, node2] assert_equal 2, array.uniq.size end end end end end