punycode = "xn--klmnpqrst-uvwxy-ctb",
    )
  }

  @Test fun uppercasePunycode() {
    testDecodeOnly(
      unicode = "ليهمابتكلموشعربي؟",
      punycode = "XN--EGBPDAJ6BU4BXFGEHFVWXN",
    )
  }

  @Test fun mixedCasePunycode() {
    testDecodeOnly(
      unicode = "ليهمابتكلموشعربي؟",
      punycode = "Xn--EgBpDaJ6Bu4bXfGeHfVwXn",
    )
  }

  /**