result = KuromojiCSVUtil.parse(value);
        assertEquals(2, result.length);
        assertEquals("with\rcarriage", result[0]);
        assertEquals("return", result[1]);

        // Unicode characters
        value = "\"日本語\",\"한국어\",\"中文\"";
        result = KuromojiCSVUtil.parse(value);
        assertEquals(3, result.length);
        assertEquals("日本語", result[0]);
        assertEquals("한국어", result[1]);

    static Stream<Arguments> nameProvider() {
        return Stream.of(Arguments.of("", "empty string is allowed"), Arguments.of(" ", "single space is preserved"),
                Arguments.of("复杂名.txt", "unicode name is preserved"), Arguments.of(null, "null name is passed through"));
    }

    @ParameterizedTest(name = "getName returns as-set: [{0}] - {1}")
    @MethodSource("nameProvider")

        assertEquals(messageWithSpecialChars, exception.getMessage());
    }

    public void test_unicodeInMessage() {
        // Test with Unicode characters in message
        String unicodeMessage = "オフセットが制限を超えました: 結果 範囲外 😱 ⚠️";
        ResultOffsetExceededException exception = new ResultOffsetExceededException(unicodeMessage);

        assertEquals(0x04, Smb2QueryDirectoryRequest.SMB2_INDEX_SPECIFIED);
        assertEquals(0x10, Smb2QueryDirectoryRequest.SMB2_REOPEN);
    }

    @Test
    @DisplayName("Test with Unicode filename")
    void testUnicodeFileName() {
        request = new Smb2QueryDirectoryRequest(mockConfig);
        String unicodeFileName = "テスト文件.txt";

        request.setFileName(unicodeFileName);

# Ideographic full stop (full-width period for Chinese, etc.) should be
# treated as a dot.
# U+3002 is mapped to U+002E (dot)
http://www.foo\u3002bar.com  s:http p:/ h:www.foo.bar.com

# Invalid unicode characters should fail...
# U+FDD0 is disallowed; %ef%b7%90 is U+FDD0
http://\ufdd0zyx.com

# ...This is the same as previous but escaped.
http://%ef%b7%90zyx.com

        assertEquals(1, notifications.size());
        assertEquals(longFileName, notifications.get(0).getFileName());
    }

    @Test
    @DisplayName("Test readParametersWireFormat with Unicode filename")
    void testReadParametersWireFormatUnicodeFilename() throws Exception {
        String unicodeFileName = "файл_测试_テスト.txt";

// in http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
func signV4TrimAll(input string) string {
	// Compress adjacent spaces (a space is determined by
	// unicode.IsSpace() internally here) to one space and return
	return strings.Join(strings.Fields(input), " ")
}

// checkMetaHeaders will check if the metadata from header/url is the same with the one from signed headers

        // Empty string
        assertEquals(56L, MemoryUtil.sizeOf(""));

        // Single character
        assertEquals(57L, MemoryUtil.sizeOf("a"));

        // Unicode characters
        assertEquals(58L, MemoryUtil.sizeOf("こん"));

        // Very long string
        StringBuilder longString = new StringBuilder();
        for (int i = 0; i < 1000; i++) {

        // Test with special characters in name
        user = new TestFessUser("******@****.***", new String[] {}, new String[] {}, new String[] {});
        assertEquals("******@****.***", user.getName());

        // Test with Unicode characters
        user = new TestFessUser("ユーザー名", new String[] {}, new String[] {}, new String[] {});
        assertEquals("ユーザー名", user.getName());
    }

    public void test_getRoleNames() {

        bb.putShort((short) 1); // serverType
        bb.putShort((short) 0); // rflags
        bb.putShort((short) 5); // proximity
        bb.putShort((short) 300); // ttl
        bb.putShort((short) 22); // pathOffset
        bb.putShort((short) 0); // altPathOffset
        bb.putShort((short) 0); // nodeOffset

        // Unicode string with special characters