void testInitialState() {
            assertNull(buffer.getReferrals());
            assertEquals(0, buffer.getPathConsumed());
            assertEquals(0, buffer.getNumReferrals());
            assertEquals(0, buffer.getTflags());
        }
    }

    @Nested
    @DisplayName("Decode Tests")
    class DecodeTests {

        @Test
        @DisplayName("Should decode buffer with no referrals")

     */
    public final int getNumReferrals() {
        return this.numReferrals;
    }

    /**
     * Get the referral flags
     *
     * @return the tflags
     */
    public final int getTflags() {
        return this.tflags;
    }

    /**
     * Get the array of referral entries
     *
     * @return the referrals
     */
    public final Referral[] getReferrals() {

                final DfsReferralDataImpl dr = DfsReferralDataImpl.fromReferral(refs[di], path, expiration, dfsResp.getPathConsumed());
                dr.setDomain(targetDomain);

                if ((dfsResp.getTflags() & 0x2) == 0 && (dr.getFlags() & 0x2) == 0) {
                    log.debug("Non-root referral is not final " + dfsResp);
                    dr.intermediate();
                }

                if ((cur != null)) {

        assertFalse(message.getFlag(0b0100), "Flag 0b0100 should not be set.");
        assertFalse(message.getFlag(0b0001), "Flag 0b0001 should not be set.");

        message.setFlags(0); // No flags set
        assertFalse(message.getFlag(0b1000), "No flags should be set.");
    }

    @Test
    void testSetFlag() {
        // Test setting a flag
        message.setFlags(0);
        message.setFlag(0b0001, true);

        void testFlagsProperty() {
            testBlock.setFlags((byte) 0x12);
            assertEquals((byte) 0x12, testBlock.getFlags());
        }

        @Test
        @DisplayName("Test flags2 property")
        void testFlags2Property() {
            testBlock.setFlags2(0x1234);
            assertEquals(0x1234, testBlock.getFlags2());

            testBlock.addFlags2(0x0001);

     * clear (<code>false</code>) the specified flag.
     */
    public void setFlag(final int flag, final boolean value) {
        setFlags(value ? getFlags() | flag : getFlags() & (0xffffffff ^ flag));
    }

    static int readULong(final byte[] src, final int index) {
        return src[index] & 0xff | (src[index + 1] & 0xff) << 8 | (src[index + 2] & 0xff) << 16 | (src[index + 3] & 0xff) << 24;
    }

    void testDefaultFlags() {
        assertEquals(0, msg.getFlags(), "Initial flags should be 0");
    }

    @ParameterizedTest(name = "setFlags({0}) ➜ getFlags() == {0}")
    @ValueSource(ints = { 0x0, 0x1, 0x2, 0xFFFFFFFF, -123456 })
    void testSetAndGetFlags(int value) {
        msg.setFlags(value);
        assertEquals(value, msg.getFlags(), "getFlags should return the value set");
    }

    @Test

    }

    @Override
    public byte[] toByteArray() throws IOException {
        int size = 48;
        int flags = getFlags();
        final String targetName = getTarget();
        final byte[] targetInformationBytes = getTargetInformation();
        byte[] targetBytes = {};

        if (getFlag(NTLMSSP_REQUEST_TARGET)) {
            if (targetName != null && targetName.length() != 0) {

     *            clear (<code>false</code>) the specified flag.
     */
    public void setFlag(final int flag, final boolean value) {
        setFlags(value ? getFlags() | flag : getFlags() & (0xffffffff ^ flag));
    }

    static int readULong(final byte[] src, final int index) {

        pos += 8;
        final int skOff = writeSecurityBuffer(type3, 52, sessionKeyBytes);
        pos += 8;

        writeULong(type3, pos, getFlags());
        pos += 4;

        if (getFlag(NTLMSSP_NEGOTIATE_VERSION)) {
            System.arraycopy(NTLMSSP_VERSION, 0, type3, pos, NTLMSSP_VERSION.length);
            pos += NTLMSSP_VERSION.length;
        } else if (micBytes != null) {