* ```
   *
   * @param domain A canonicalized domain. An International Domain Name (IDN) should be punycode
   *     encoded.
   */
  fun getEffectiveTldPlusOne(domain: String): String? {
    // We use UTF-8 in the list so we need to convert to Unicode.
    val unicodeDomain = IDN.toUnicode(domain)
    val domainLabels = splitDomain(unicodeDomain)

    val rule = findMatchingRule(domainLabels)

    return name;
  }

  /**
   * Equality testing is based on the text supplied by the caller, after normalization as described
   * in the class documentation. For example, a non-ASCII Unicode domain name and the Punycode
   * version of the same domain name would not be considered equal.
   */
  @Override
  public boolean equals(@Nullable Object object) {
    if (object == this) {
      return true;
    }

      .isEqualTo("http://a$dotA126/")
    assertInvalid("http://aa$dotA126/", "Invalid URL host: \"aa$dotA126\"")
  }

  /**
   * UTS 46 Validity Criteria: Decoded punycode must be NFC.
   *
   * https://www.unicode.org/reports/tr46/#Validity_Criteria
   */
  @Test
  fun hostnameInPunycodeNfcAndNfd() {
    // café can be NFC (é is one code point) or NFD (e plus ´ as two code points).

 * example, the Unicode trademark sign (™) could be confused for the letters "TM" in
 * `http://ho™ail.com`. To mitigate this, the single character (™) maps to the string (tm). There
 * is similar policy for all of the 1.1 million Unicode code points. Note that some code points such
 * as "\ud83c\udf69" are not mapped and cannot be used in a hostname.
 *

          "foo.bd",
          "org.mK",
          "us",
          "xxxxxx.bd",
          // keep-sorted end
          "j\u00f8rpeland.no", // "jorpeland.no" (first o slashed)
          "xn--jrpeland-54a.no" // IDNA (punycode) encoding of above
          );

  private static final ImmutableSet<String> PS_NOT_RS = ImmutableSet.of("blogspot.com", "uk.com");

  private static final ImmutableSet<String> PS =

        assertNotNull(output2);
        assertTrue(contains2);
    }

    public void test_getOutput_specialCharacters() throws InterruptedException {
        String input = "Special: !@#$%^&*()\nUnicode: \u3042\u3044\u3046";
        InputStream is = new ByteArrayInputStream(input.getBytes(StandardCharsets.UTF_8));

        InputStreamThread thread = new InputStreamThread(is, StandardCharsets.UTF_8, 10, null);

        assertTrue(treeConnectCreate >= 0, "TreeConnectAndX.CreateDirectory batch limit should be non-negative");
    }

    /**
     * Test that batch limit respects Unicode settings
     */
    @Test
    @DisplayName("Batch limit configuration with Unicode enabled")
    public void testBatchLimitWithUnicodeEnabled() throws CIFSException {
        Properties props = new Properties();

        // Test Unicode configuration is enabled by default
        assertTrue(cfg.isUseUnicode(), "Unicode should be enabled by default");
    }

    @Test
    public void testAsciiConfiguration() throws Exception {
        Configuration asciiCfg = new OffUnicodeConfig();
        assertFalse(asciiCfg.isUseUnicode(), "Unicode should be disabled in ASCII config");
    }

    @Test

            // When even alignment (offset 2), Unicode string starts immediately
            assertTrue(bytesWritten >= 8); // "Test" in Unicode + null terminator
            // First byte should be 'T' in UTF-16LE
            assertEquals(0x54, buffer[2] & 0xFF);
        }

        @Test
        @DisplayName("Test read string with odd Unicode alignment")
        void testReadStringUnicodeAlignment() {

}

func ExampleTrimFunc() {
	fmt.Println(string(bytes.TrimFunc([]byte("go-gopher!"), unicode.IsLetter)))
	fmt.Println(string(bytes.TrimFunc([]byte("\"go-gopher!\""), unicode.IsLetter)))
	fmt.Println(string(bytes.TrimFunc([]byte("go-gopher!"), unicode.IsPunct)))
	fmt.Println(string(bytes.TrimFunc([]byte("1234go-gopher!567"), unicode.IsNumber)))
	// Output:
	// -gopher!
	// "go-gopher!"
	// go-gopher
	// go-gopher!
}