require File.expand_path('../../../spec_helper', __FILE__) require File.expand_path('../shared/include', __FILE__) require 'set' ruby_version_is "2.5" do describe "Set#===" do it_behaves_like :set_include, :=== it "is an alias for include?" do set = Set.new set.method(:===).should == set.method(:include?) end end end