}

        @Test
        @DisplayName("Encryption capability should be 0x40")
        void testGlobalCapEncryption() {
            assertEquals(0x40, Smb2Constants.SMB2_GLOBAL_CAP_ENCRYPTION, "Encryption capability must be 0x40");
        }

        @Test
        @DisplayName("All capability flags should be unique powers of 2")

        // Then
        assertEquals(52, encoded);

        // Verify protocol ID (first 4 bytes) - 0xFD534D42 in little-endian
        assertEquals((byte) 0x42, buffer[0]);
        assertEquals((byte) 0x4D, buffer[1]);
        assertEquals((byte) 0x53, buffer[2]);
        assertEquals((byte) 0xFD, buffer[3]);
    }

    @Test
    @DisplayName("Should decode transform header from byte buffer")

    override val rangeStart: Int,
    val codepointDelta: Int,
  ) : MappedRange {
    private val absoluteDelta = abs(codepointDelta)

    val b1: Int
      get() =
        when {
          codepointDelta < 0 -> 0x40 or (absoluteDelta shr 14)
          codepointDelta > 0 -> 0x50 or (absoluteDelta shr 14)
          else -> error("Unexpected codepointDelta of 0")
        }

    val b2: Int
      get() = absoluteDelta shr 7 and 0x7f

        // Write with offset and length
        ndrBuffer.setIndex(10);
        byte[] partialData = { 0x05, 0x06, 0x07, 0x08, 0x09 };
        ndrBuffer.writeOctetArray(partialData, 1, 3); // Write 0x06, 0x07, 0x08

        assertEquals(13, ndrBuffer.getIndex());
        assertEquals(13, ndrBuffer.getLength());
        assertEquals(0x06, buffer[10]);
        assertEquals(0x07, buffer[11]);
        assertEquals(0x08, buffer[12]);
    }

    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() {

        assertEquals(0x10, SmbConstants.FLAGS_PATH_NAMES_CANONICALIZED);
        assertEquals(0x20, SmbConstants.FLAGS_OPLOCK_REQUESTED_OR_GRANTED);
        assertEquals(0x40, SmbConstants.FLAGS_NOTIFY_OF_MODIFY_ACTION);
        assertEquals(0x80, SmbConstants.FLAGS_RESPONSE);
    }

    @Test
    @DisplayName("Should define SMB flags2 constants")
    void testSmbFlags2() {

     * Did not execute flag - indicates request was not executed
     */
    int DCERPC_DID_NOT_EXECUTE = 0x20;
    /**
     * Maybe flag - indicates 'maybe' call semantics requested
     */
    int DCERPC_MAYBE = 0x40; /* `maybe' call semantics requested */
    /**
     * Object UUID flag - if true, a non-nil object UUID is present
     */
    int DCERPC_OBJECT_UUID = 0x80; /* if true, a non-nil object UUID */

        assertEquals(Smb2LeaseState.SMB2_LEASE_FULL, fullLease);
    }

    @Test
    @DisplayName("Should handle custom state combinations")
    void testCustomStateCombinations() {
        int customState = 0x06; // Write + Handle but no Read

        assertFalse(Smb2LeaseState.hasReadCaching(customState));
        assertTrue(Smb2LeaseState.hasWriteCaching(customState));
        assertTrue(Smb2LeaseState.hasHandleCaching(customState));

    /**
     * Test that the constructor correctly initializes with a valid channel binding hash.
     */
    @Test
    void testConstructorWithValidHash() {
        byte[] testHash = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
        AvChannelBindings avChannelBindings = new AvChannelBindings(testHash);

        assertEquals(AvPair.MsvAvChannelBindings, avChannelBindings.getType(), "Type should be MsvAvChannelBindings");

     */
    public static final int SMB2_GLOBAL_CAP_DIRECTORY_LEASING = 0x20;

    /**
     * Server supports SMB3 encryption
     */
    public static final int SMB2_GLOBAL_CAP_ENCRYPTION = 0x40;

    /**
     * File information class
     */
    public static final byte SMB2_0_INFO_FILE = 1;

    /**
     * Filesystem information class
     */