* InetAddress}.
   *
   * <p>This method accepts non-ASCII digits, for example {@code "１９２.１６８.０.１"} (those are fullwidth
   * characters). That is consistent with {@link InetAddress}, but not with various RFCs. If you
   * want to accept ASCII digits only, you can use something like {@code
   * CharMatcher.ascii().matchesAllOf(ipString)}.
   *

        assertEquals(unicodeString, decoded);
    }

    @Test
    public void test_special_characters_base64_encoding() {
        // Test that special characters are properly encoded/decoded
        String specialString = "******@****.***";
        String encoded = BaseEncoding.base64().encode(specialString.getBytes(StandardCharsets.UTF_8));

        discloser.setPlainText("テスト内容です。\n改行もあります。");

        String result = notificationHelper.toSlackMessage(discloser);

        assertNotNull(result);
        // Unicode characters may be escaped in JSON
        assertTrue(result.contains("テスト") || result.contains("\\u"));
    }

    @Test
    public void test_toGoogleChatMessage_withUnicodeContent() {

				return nil, errors.New("MasterKeyID is missing with aws:kms")
			}
			spaces := strings.HasPrefix(keyID, " ") || strings.HasSuffix(keyID, " ")
			if spaces {
				return nil, errors.New("MasterKeyID contains unsupported characters")
			}
		}
	}

	if config.XMLNS == "" {
		config.XMLNS = xmlNS
	}
	return &config, nil
}

// ApplyOptions ask for specific features to be enabled,
// when bucketSSEConfig is empty.

    }

    @Test
    @DisplayName("Should handle notification with Unicode characters")
    void testUnicodeFilenames() throws Exception {
        // Given
        byte[] buffer = new byte[512];
        int offset = 0;

        setHeaderStart(response, 64);

        String unicodeName = "文件名.txt"; // Chinese characters
        byte[] fileNameBytes = unicodeName.getBytes("UnicodeLittleUnmarked");

        assertEquals("word2", result.get(2).getInput());
    }

    @Test
    public void test_unescape() throws Exception {
        // Test with escaped characters (backslash sequences)
        String content = "test\\t1\n" + // escaped tab sequence
                "test\\n2\n" + // escaped newline sequence
                "test3\n"; // no escape

        assertEquals(rootCause, exception.getCause().getCause());
    }

    @Test
    public void test_constructor_withSpecialCharactersInMessage() {
        // Test constructor with special characters in message
        String message = "Error with special chars: \n\t\r\"'<>&";
        SearchEngineClientException exception = new SearchEngineClientException(message);

        assertNotNull(exception);

	return len(s) >= len(suffix) && Equal(s[len(s)-len(suffix):], suffix)
}

// Map returns a copy of the byte slice s with all its characters modified
// according to the mapping function. If mapping returns a negative value, the character is
// dropped from the byte slice with no replacement. The characters in s and the
// output are interpreted as UTF-8-encoded code points.
func Map(mapping func(r rune) rune, s []byte) []byte {

        assertEquals(plainText, decrypted);
    }

    @Test
    public void test_invertibleCryptography_withSpecialCharacters() {
        // Test with special characters
        InvertibleCryptographer cryptographer = securityResourceProvider.providePrimaryInvertibleCryptographer();
        assertNotNull(cryptographer);

        String plainText = "!@#$%^&*(){}[]|\\:;\"'<>,.?/~`";

import com.google.common.annotations.J2ktIncompatible;
import java.io.IOException;
import java.io.Reader;
import java.nio.CharBuffer;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Reader} that reads the characters in a {@link CharSequence}. Like {@code StringReader},
 * but works with any {@link CharSequence}.
 *
 * @author Colin Decker
 */
// TODO(cgdecker): make this public? as a type, or a method in CharStreams?