assertThat(parse("http://\uD87E\uDE1D").host).isEqualTo("xn--pu5l")
  }

  // The java.net.IDN implementation doesn't ignore characters that it should.
  @Ignore
  @Test
  fun hostnameMappingLastIgnoredCodePoint() {
    assertThat(parse("http://ab\uDB40\uDDEFcd").host).isEqualTo("abcd")
  }

  @Test
  fun hostnameMappingLastDisallowedCodePoint() {