void testSetFlagTrue() {
        msg.setFlag(0x4, true);
        assertTrue(msg.getFlag(0x4), "Bit should be set after setFlag(true)");
    }

    @Test
    @DisplayName("setFlag false clears the bit")
    void testSetFlagFalse() {
        msg.setFlag(0x4, true);
        msg.setFlag(0x4, false);
        assertFalse(msg.getFlag(0x4), "Bit should be cleared after setFlag(false)");
    }

     * 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;
    }

     * @param value
     *            Indicates whether to set (<code>true</code>) or
     *            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 the packet type
     */
    public int getPtype() {
        return ptype;
    }

    /**
     * Gets the flags of this DCERPC message
     * @return the message flags
     */
    public int getFlags() {
        return flags;
    }

    /**
     * Check if a specific flag is set.
     * @param flag the flag to check
     * @return whether flag is set
     */
    public boolean isFlagSet(final int flag) {

        assertEquals(WitnessNotification.WitnessIPAddress.IPV4, newIPv4.getFlags());

        // Check IPv6 address
        WitnessNotification.WitnessIPAddress newIPv6 = newAddresses.get(1);
        assertEquals(ipv6, newIPv6.getAddress());
        assertFalse(newIPv6.isIPv4());
        assertTrue(newIPv6.isIPv6());
        assertEquals(WitnessNotification.WitnessIPAddress.IPV6, newIPv6.getFlags());
    }

    @Test

        assertEquals(0x04030201, avFlags.getFlags(), "Flags should match the raw bytes (little-endian)");

        // Test with zero
        byte[] zeroBytes = new byte[] { 0x00, 0x00, 0x00, 0x00 };
        AvFlags zeroAvFlags = new AvFlags(zeroBytes);
        assertNotNull(zeroAvFlags, "AvFlags object should not be null for zero bytes");
        assertEquals(0, zeroAvFlags.getFlags(), "Flags should be 0 for zero bytes");

        queryPolicy = new MsrpcQueryInformationPolicy(mockPolicyHandle, level, mockNdrObject);

        // Assert
        assertEquals(expectedFlags, queryPolicy.getFlags());
        // Binary check for individual flags
        assertEquals(0x03, queryPolicy.getFlags()); // 0x01 | 0x02 = 0x03
    }

    @Test
    void getOpnum_shouldReturnCorrectValue() {
        // Arrange
        short level = 1;

    }

    @Test
    @DisplayName("getFlags delegates to underlying mechanism context")
    void testGetFlagsDelegates() {
        SpnegoContext ctx = newContext();
        when(this.mechContext.getFlags()).thenReturn(0xCAFE);
        assertEquals(0xCAFE, ctx.getFlags());
        verify(this.mechContext, times(1)).getFlags();
    }

    @Test

        registration.setFlags(WitnessRegistration.WITNESS_REGISTER_NONE);
        assertEquals(WitnessRegistration.WITNESS_REGISTER_NONE, registration.getFlags());

        registration.setFlags(WitnessRegistration.WITNESS_REGISTER_IP_NOTIFICATION);
        assertEquals(WitnessRegistration.WITNESS_REGISTER_IP_NOTIFICATION, registration.getFlags());
    }

    public byte[] toByteArray() {
        try {
            final String suppliedDomain = getSuppliedDomain();
            final String suppliedWorkstation = getSuppliedWorkstation();
            int flags = getFlags();
            boolean hostInfo = false;
            byte[] domain = {};
            if (suppliedDomain != null && suppliedDomain.length() != 0) {
                hostInfo = true;