assertThat("http://a./".toHttpUrl().topPrivateDomain()).isNull()
    assertThat("http://squareup.com./".toHttpUrl().topPrivateDomain())
      .isEqualTo("squareup.com")
  }

  @Test
  fun fragmentNonAscii() {
    val url = "http://host/#Σ".toHttpUrl()
    assertThat(url.toUri().toString()).isEqualTo("http://host/#Σ")
  }

  @Test
  fun fragmentPercentEncodedNonAscii() {

        '<'.code,
        '>'.code,
        '?'.code,
        '`'.code,
      ).nonAscii(Encoding.IDENTITY)
      .test(UrlComponentEncodingTester.Component.FRAGMENT)
  }

  @Test
  fun fragmentNonAscii() {
    val url = parse("http://host/#Σ")
    assertThat(url.toString()).isEqualTo("http://host/#Σ")
    assertThat(url.fragment).isEqualTo("Σ")
    assertThat(url.encodedFragment).isEqualTo("Σ")
  }