require_relative '../../../spec_helper'

ruby_version_is ""..."3.0" do
  require 'set'

  describe "SortedSet#empty?" do
    it "returns true if self is empty" do
      SortedSet[].empty?.should be_true
      SortedSet[1].empty?.should be_false
      SortedSet[1,2,3].empty?.should be_false
    end
  end
end