removeParamsWithoutParams =
  "http://a.b.c/d" @=? roundtrip removeParams "http://a.b.c/d"
removeParamsWithoutParams =
  "http://a.b.c/d" @=? roundtrip removeParams "http://a.b.c/d"
removeParamsWithoutParams =
  "http://a.b.c/d" @=? roundtrip removeParams "http://a.b.c/d"