assertFalse(key.isZero());
    }

    @Test
    @DisplayName("Should create lease key from byte array")
    void testLeaseKeyFromBytes() {
        byte[] testBytes = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };

        Smb2LeaseKey key = new Smb2LeaseKey(testBytes);

        assertArrayEquals(testBytes, key.getKey());
        assertFalse(key.isZero());
    }

            policyHandle.uuid.time_mid = (short) 0x2222;
            policyHandle.uuid.time_hi_and_version = (short) 0x3333;
            policyHandle.uuid.clock_seq_hi_and_reserved = (byte) 0x44;
            policyHandle.uuid.clock_seq_low = (byte) 0x55;
            policyHandle.uuid.node = new byte[] { (byte) 0x01, (byte) 0x02, (byte) 0x03, (byte) 0x04, (byte) 0x05, (byte) 0x06 };

            when(mockNdrBuffer.derive(anyInt())).thenReturn(mockNdrBuffer);

    /** Volume label attribute */
    int ATTR_VOLUME = 0x08;
    /** Directory attribute */
    int ATTR_DIRECTORY = 0x10;
    /** Archive attribute */
    int ATTR_ARCHIVE = 0x20;

    // extended file attribute encoding(others same as above)
    /** Compressed file attribute */
    int ATTR_COMPRESSED = 0x800;
    /** Normal file attribute */
    int ATTR_NORMAL = 0x080;
    /** Temporary file attribute */

        assertEquals(0x04, SmbConstants.ATTR_SYSTEM);
        assertEquals(0x08, SmbConstants.ATTR_VOLUME);
        assertEquals(0x10, SmbConstants.ATTR_DIRECTORY);
        assertEquals(0x20, SmbConstants.ATTR_ARCHIVE);
        assertEquals(0x800, SmbConstants.ATTR_COMPRESSED);
        assertEquals(0x080, SmbConstants.ATTR_NORMAL);
        assertEquals(0x100, SmbConstants.ATTR_TEMPORARY);
    }

    @Test

     * The constructor should only use the first 8/32 bytes.
     */
    @Test
    void testAvSingleHostCustomDataMachineIdConstructor_LongerInputs() {
        byte[] customData = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A }; // Longer than 8
        byte[] machineId = new byte[40]; // Longer than 32
        for (int i = 0; i < 40; i++) {
            machineId[i] = (byte) i;
        }

        assertEquals(0x6, AvPair.MsvAvFlags, "MsvAvFlags constant should be 0x6.");
        assertEquals(0x7, AvPair.MsvAvTimestamp, "MsvAvTimestamp constant should be 0x7.");
        assertEquals(0x08, AvPair.MsvAvSingleHost, "MsvAvSingleHost constant should be 0x08.");
        assertEquals(0x09, AvPair.MsvAvTargetName, "MsvAvTargetName constant should be 0x09.");
        assertEquals(0x0A, AvPair.MsvAvChannelBindings, "MsvAvChannelBindings constant should be 0x0A.");

        // State 1: Generate Type 1 message
        context.initSecContext(new byte[0], 0, 0);

        // Create a mock Type 2 message (server challenge)
        byte[] serverChallenge = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
        int type2Flags = NtlmFlags.NTLMSSP_NEGOTIATE_NTLM | NtlmFlags.NTLMSSP_REQUEST_TARGET | NtlmFlags.NTLMSSP_NEGOTIATE_KEY_EXCH
                | NtlmFlags.NTLMSSP_NEGOTIATE_SIGN;

    private byte[] testMacSigningKey;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        testMacSigningKey = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };
    }

    @Test
    @DisplayName("Test constructor with MAC signing key and bypass flag")
    void testConstructorWithBypass() {

    @DisplayName("Test getApplyToText with different flag combinations")
    @CsvSource({ "0x00, This folder only", "'0x03', 'This folder, subfolders and files'", "0x0B, Subfolders and files only",
            "0x02, This folder and subfolders", "0x0A, Subfolders only", "0x01, This folder and files", "0x09, Files only",
            "0x08, Invalid" })
    void testGetApplyToText(String flagsHex, String expectedText) {

        byte[] data = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05 };
        PacDataInputStream pdis = createInputStream(data);
        pdis.readByte(); // position is 1
        pdis.align(4);
        assertEquals(1, pdis.available());
        assertEquals(0x05, pdis.readByte());

        // Test no alignment needed
        pdis = createInputStream(new byte[] { 0x01, 0x02, 0x03, 0x04 });
        pdis.readInt(); // position is 4