public void testPublicSuffixMultipleUnders() {
    // PSL has both *.uk and *.sch.uk; the latter should win.
    // See https://github.com/google/guava/issues/1176

    InternetDomainName domain = InternetDomainName.from("www.essex.sch.uk");
    assertTrue(domain.hasPublicSuffix());
    assertEquals("essex.sch.uk", domain.publicSuffix().toString());
    assertEquals("www.essex.sch.uk", domain.topPrivateDomain().toString());
  }

      certificatePinner.check("foo.bar.example.co.uk", listOf(certB1.certificate))
    }
    assertFailsWith<SSLPeerUnverifiedException> {
      certificatePinner.check("foo.bar.baz.example.co.uk", listOf(certB1.certificate))
    }

    // Should not be pinned:
    certificatePinner.check("uk", listOf(certB1.certificate))
    certificatePinner.check("co.uk", listOf(certB1.certificate))

  }

  /**
   * Returns the portion of this domain name that is one level beneath the {@linkplain
   * #isPublicSuffix() public suffix}. For example, for {@code x.adwords.google.co.uk} it returns
   * {@code google.co.uk}, since {@code co.uk} is a public suffix. Similarly, for {@code
   * myblog.blogspot.com} it returns the same domain, {@code myblog.blogspot.com}, since {@code
   * blogspot.com} is a public suffix.
   *

  }

  /**
   * Returns the portion of this domain name that is one level beneath the {@linkplain
   * #isPublicSuffix() public suffix}. For example, for {@code x.adwords.google.co.uk} it returns
   * {@code google.co.uk}, since {@code co.uk} is a public suffix. Similarly, for {@code
   * myblog.blogspot.com} it returns the same domain, {@code myblog.blogspot.com}, since {@code
   * blogspot.com} is a public suffix.
   *

    checkPublicSuffix("b.example.com", "example.com")
    checkPublicSuffix("a.b.example.com", "example.com")
    checkPublicSuffix("uk.com", null)
    checkPublicSuffix("example.uk.com", "example.uk.com")
    checkPublicSuffix("b.example.uk.com", "example.uk.com")
    checkPublicSuffix("a.b.example.uk.com", "example.uk.com")
    checkPublicSuffix("test.ac", "test.ac")
    // TLD with only 1 (wildcard) rule.
    checkPublicSuffix("mm", null)

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

  private enum Currency {
    DOLLAR,
    FRANC,
    PESO,
    POUND,
    YEN
  }

  private enum Country {
    CANADA,
    CHILE,
    JAPAN,
    SWITZERLAND,
    UK
  }

  public static final class EnumHashBiMapGenerator implements TestBiMapGenerator<Country, String> {
    @SuppressWarnings("unchecked")
    @Override
    public BiMap<Country, String> create(Object... entries) {

uchinomi.kagawa.jp ud.it uda.nara.jp udi.br udine.it udono.mie.jp ueda.nagano.jp ueno.gunma.jp uenohara.yamanashi.jp ufcfan.org ug ug.gov.pl ugim.gov.pl uhren.museum ui.nabu.casa uji.kyoto.jp ujiie.tochigi.jp ujitawara.kyoto.jp uk uk.com uk.eu.org uk.in uk.kg uk.net uk.oxa.cloud uk.primetel.cloud uk.reclaim.cloud uk0.bigv.io uki.kumamoto.jp ukiha.fukuoka.jp ullensaker.no ullensvang.no ulm.museum ulsan.kr ulvik.no um.gov.pl umaji.kochi.jp umb.it umbria.it umi.fukuoka.jp umig.gov.pl unazuki.toyama.jp under.jp undersea.museum...

ug
co.ug
or.ug
ac.ug
sc.ug
go.ug
ne.ug
com.ug
org.ug

// uk : https://en.wikipedia.org/wiki/.uk
// Submitted by registry <******@****.***.uk>
uk
ac.uk
co.uk
gov.uk
ltd.uk
me.uk
net.uk
nhs.uk
org.uk
plc.uk
police.uk
*.sch.uk

// us : https://en.wikipedia.org/wiki/.us
us
dni.us
fed.us
isa.us
kids.us

    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()