assertThat("https://adwords.google.co.uk".toHttpUrl().topPrivateDomain())
      .isEqualTo("google.co.uk")
    assertThat("https://栃.栃木.jp".toHttpUrl().topPrivateDomain())
      .isEqualTo("xn--ewv.xn--4pvxs.jp")
    assertThat("https://xn--ewv.xn--4pvxs.jp".toHttpUrl().topPrivateDomain())
      .isEqualTo("xn--ewv.xn--4pvxs.jp")
    assertThat("https://co.uk".toHttpUrl().topPrivateDomain()).isNull()

    }

    // At this point we don't have a hostname match. But we still be able to carry the request if
    // our connection coalescing requirements are met. See also:
    // https://hpbn.co/optimizing-application-delivery/#eliminate-domain-sharding
    // https://daniel.haxx.se/blog/2016/08/18/http2-connection-coalescing/

    // 1. This connection must be HTTP/2.
    if (http2Connection == null) return false

   */
  @Test fun verifyNonAsciiSubjectAlt() {
    // Expecting actual:
    //  ["bar.com", "花子.co.jp"]
    // to contain exactly (and in same order):
    //  ["bar.com", "������.co.jp"]
    platform.assumeNotBouncyCastle()

    // CN=foo.com, subjectAlt=bar.com, subjectAlt=花子.co.jp
    // (hanako.co.jp in kanji)
    val session =
      session(
        """
        -----BEGIN CERTIFICATE-----

        "sha256/AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=",
      )
    assertEquals(
      "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=".decodeBase64(),
      pin.hash,
    )
    assertEquals("sha256", pin.hashAlgorithm)
    assertEquals("**.example.co.uk", pin.pattern)
    Assertions.assertTrue(pin.matchesHostname("www.example.co.uk"))
    Assertions.assertTrue(pin.matchesHostname("gopher.example.co.uk"))

cn.eu.org cn.in cn.it cn.ua cn.vu cng.br cnpy.gdn cnt.br co co.ae co.ag co.am co.ao co.at co.bb co.bi co.bj co.bn co.business co.bw co.ca co.ci co.cl co.cm co.com co.cr co.cz co.dk co.education co.events co.financial co.gg co.gl co.gy co.hu co.id co.il co.im co.in co.ir co.it co.je co.jp co.ke co.kr co.krd co.lc co.ls co.ma co.me co.mg co.mu co.mw co.mz co.na co.network co.ni co.nl co.no co.nz co.om co.pl co.place co.pn co.pw co.ro co.rs co.rw co.st co.sz co.technology co.th co.tj co.tm co.tt co.tz co.ua...