# File lib/test/unit/assertions.rb, line 460
      def assert_no_match(regexp, string, message="")
        _wrap_assertion do
          assert_instance_of(Regexp, regexp, "The first argument to assert_no_match should be a Regexp.")
          full_message = build_message(message, "<?> expected to not match\n<?>.", regexp, string)
          assert_block(full_message) { regexp !~ string }
        end
      end