# File lib/test/unit/assertions.rb, line 461
      def assert_not_same(expected, actual, message="")
        full_message = build_message(message, "<?>\nwith id <?> expected to not be equal\\\\? to\n<?>\nwith id <?>.\n", expected, expected.__id__, actual, actual.__id__)
        assert_block(full_message) { !actual.equal?(expected) }
      end