* Ensures writeSetupWireFormat writes subcommand and trailing zero, returning 2.
     */
    @Test
    void testWriteSetupWireFormat() {
        // Given
        Trans2FindNext2 next = new Trans2FindNext2(0x1111, 0, "*");
        byte[] dst = new byte[2];

        // When
        int written = next.writeSetupWireFormat(dst, 0);

        // Then
        assertEquals(2, written, "Should write 2 bytes");

        JAASAuthenticator auth = new JAASAuthenticator("DOM", "user", "pass");
        NameCallback nc = new NameCallback("user:");
        PasswordCallback pc = new PasswordCallback("pass:", false);

        // Exercise callback handler with both callbacks supplied
        Callback[] cbs = new Callback[] { nc, pc };
        auth.handle(cbs);

        byte[] buffer1 = new byte[100];
        byte[] buffer2 = new byte[100];

        System.arraycopy(firstData, 0, buffer1, 0, firstData.length);
        System.arraycopy(secondData, 0, buffer2, 0, secondData.length);

        // First read
        response.readDataWireFormat(buffer1, 0, firstData.length);
        byte[] firstResult = new byte[firstData.length];

        // Create stream with a message containing data
        byte[] data = new byte[] { 1, 2 };
        InputStream in = new ByteArrayInputStream(concat(messageHeader(2), data));
        SocketInputStream sis = new SocketInputStream(in);

        // Reading with zero-length array should return 0 without consuming data
        assertEquals(0, sis.read(new byte[0]));

        // Verify data can still be read

    private CIFSContext transportContext;

    @Override
    public void init() throws ServletException {

        final StringBuilder sb = new StringBuilder();
        final byte[] buf = new byte[1024];
        int n;
        String name;

        final Properties p = new Properties();
        p.putAll(System.getProperties());
        p.setProperty("jcifs.smb.client.soTimeout", "600000");

class PacTest {

    private Map<Integer, KerberosKey> keys;

    @BeforeEach
    void setUp() {
        keys = new HashMap<>();
        // Use ARCFOUR-HMAC encryption type (23) which matches KERB_CHECKSUM_HMAC_MD5
        KerberosKey serverKey = new KerberosKey(new KerberosPrincipal("******@****.***"), "serverKey1234567".getBytes(),
                PacSignature.ETYPE_ARCFOUR_HMAC, 1);

        extra.put("reloadable_ja_stop", JapaneseStopTokenFilterFactory::new);
        extra.put("kanji_number", KanjiNumberFilterFactory::new);
        extra.put("kuromoji_pos_concat", PosConcatenationFilterFactory::new);
        extra.put("char_type", CharTypeFilterFactory::new);
        extra.put("number_concat", NumberConcatenationFilterFactory::new);
        extra.put("pattern_concat", PatternConcatenationFilterFactory::new);

    }

    @Test
    void testHasDefaultCredentials_withNull() {
        context = new TestAbstractCIFSContext(null); // Test with null credentials
        assertFalse(context.hasDefaultCredentials());
    }

    @Test
    void testRenewCredentials() {
        assertFalse(context.renewCredentials("someLocation", new Exception("someError")));
    }

    @Test
    void testClose() throws CIFSException {

	if err := DB.Exec("UPDATE named_users SET name1 = @name, name2 = @name2, name3 = @name", sql.Named("name", "jinzhu-new"), sql.Named("name2", "jinzhu-new2")).Error; err != nil {
		t.Errorf("failed to update with named arg")
	}

	namedUser.Name1 = "jinzhu-new"
	namedUser.Name2 = "jinzhu-new2"
	namedUser.Name3 = "jinzhu-new"

	var result5 NamedUser

    void testWriteSetupWireFormat() {
        byte[] buffer = new byte[100];
        int result = response.writeSetupWireFormat(buffer, 0);

        assertEquals(0, result);
    }

    @Test
    @DisplayName("Test writeParametersWireFormat returns 0")
    void testWriteParametersWireFormat() {
        byte[] buffer = new byte[100];
        int result = response.writeParametersWireFormat(buffer, 0);