return normalize(s, LocaleUtil.getDefault());
    }

    /**
     * Normalizes the string representation of a number by removing grouping separators
     * and representing the decimal point with '.'.
     *
     * @param s
     *            A string representing a number
     * @param locale
     *            The locale. Must not be {@literal null}.
     * @return The normalized string
     */

    /**
     * Ensures toString contains key fields with expected formatting.
     */
    @Test
    void testToStringContainsExpectedFields() {
        // Given
        int sid = 4660; // 0x1234, printed as decimal
        int resumeKey = 0x01020304; // shows only low 4 hex digits per implementation
        String name = "name";
        Trans2FindNext2 next = new Trans2FindNext2(sid, resumeKey, name);

        // When

        assertEquals(0, resp.getCount(), "Initial count should be zero");
    }

    @Test
    public void testReadParameterWordsUpdatesCount() {
        // create a buffer with count = 0x1234 (4660 decimal)
        // Using little-endian byte order as per SMBUtil.readInt2
        byte[] buf = new byte[12];
        buf[0] = 0x34; // Low byte
        buf[1] = 0x12; // High byte

    int decimal = 0;
    int max = Integer.MAX_VALUE / 10; // for int overflow detection
    for (int i = start; i < end; i++) {
      if (decimal > max) {
        return -1;
      }
      decimal *= 10;
      int digit = Character.digit(string.charAt(i), 10);
      if (digit < 0) {
        return -1;
      }
      decimal += digit;
    }
    return decimal;
  }

 */
@ExtendWith(MockitoExtension.class)
class SmbComFindClose2Test {

    @Mock
    private Configuration mockConfig;

    private SmbComFindClose2 instance;
    private final int TEST_SID = 0x1234; // 4660 decimal

    @BeforeEach
    void setUp() {
        instance = new SmbComFindClose2(mockConfig, TEST_SID);
    }

    @Test
    void testConstructorAndToString() {
        String s = instance.toString();

- **Type Safe** - Comprehensive use of generics and modern Java type system features

### Additional Components
- **Text Processing** (`org.codelibs.core.text`) - JSON utilities, tokenization, decimal formatting, and text manipulation
- **Logging Abstraction** (`org.codelibs.core.log`) - Flexible logging system supporting JCL (Jakarta Commons Logging) and JUL (Java Util Logging)

// CastFunc represents CAST sql function
type CastFunc struct {
	Expr     *Expression `parser:" \"CAST\" \"(\" @@ "`
	CastType string      `parser:" \"AS\" @(\"BOOL\" | \"INT\" | \"INTEGER\" | \"STRING\" | \"FLOAT\" | \"DECIMAL\" | \"NUMERIC\" | \"TIMESTAMP\") \")\" "`
}

// SubstringFunc represents SUBSTRING sql function
type SubstringFunc struct {
	Expr *PrimaryTerm `parser:" \"SUBSTRING\" \"(\" @@ "`

        assertThrows(PACDecodingException.class, () -> pdis.readString());
    }

    @Test
    public void testReadId() throws IOException, PACDecodingException {
        // RID = 0x12345678 (305419896 in decimal, little-endian)
        byte[] data = new byte[] { 0x78, 0x56, 0x34, 0x12 };
        PacDataInputStream pdis = createInputStream(data);
        SID sid = pdis.readId();

 *
 * This matches IPv6 addresses as a hex string containing at least one colon, and possibly
 * including dots after the first colon. It matches IPv4 addresses as strings containing only
 * decimal digits and dots. This pattern matches strings like "a:.23" and "54" that are neither IP
 * addresses nor hostnames; they will be verified as IP addresses (which is a more strict
 * verification).
 */

        assertTrue(defaultTz.getID().length() > 0);

        // Central timezone should match default
        assertEquals(defaultTz, FessUserTimeZoneProcessProvider.centralTimeZone);
    }

    // Test with decimal values in string (should be handled by config)
    @Test
    public void test_decimalStringValues() {
        FessConfig decimalConfig = new FessConfig.SimpleImpl() {