describe "Resolv#getname" do before(:all) do require 'resolv' end it "resolves 127.0.0.1" do res = Resolv.new([Resolv::Hosts.new]) lambda { Resolv.getname("127.0.0.1") }.should_not raise_error(Resolv::ResolvError) end it "raises ResolvError when there is no result" do res = Resolv.new([]) lambda { res.getname("should.raise.error") }.should raise_error(Resolv::ResolvError) end end