# encoding: utf-8 require 'spec_helper' describe Optimizer::Relation::Operation::Limit::ZeroLimit, '#optimizable?' do subject { object.optimizable? } let(:base) { Relation.new([ [ :id, Integer ] ], [ [ 1 ] ].each).order } let(:relation) { base.take(limit) } let(:object) { described_class.new(relation) } before do object.operation.should be_kind_of(Relation::Operation::Limit) end context 'when the operation limit is 0' do let(:limit) { 0 } it { should be(true) } end context 'when the operation limit is not 0' do let(:limit) { 1 } it { should be(false) } end end