text: assertEq(
      ""+new Proxy(
          {toString:() => "inner toString"},
          {get:(t, pk) => (pk === "toString" ? () => "proxy toString" : t[pk])}),
      "proxy toString")
  assertEq(
      ""+new Proxy(
          {valueOf:() => "inner valueOf"},
          {get:(t, pk) => (pk === "valueOf" ? () => "proxy valueOf" : t[pk])}),
      "proxy valueOf")
  