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() {

        serverData.serverTime = System.currentTimeMillis();
        serverData.serverTimeZone = -480; // PST
        serverData.encryptionKeyLength = 8;
        serverData.encryptionKey = new byte[] { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, (byte) 0x88 };
        serverData.guid = new byte[16];

        // Then - verify all values are set correctly
        assertEquals((byte) 0x98, serverData.sflags);

        request.writeBytesWireFormat(buffer, 0);

        // Then
        int readFilter = SMBUtil.readInt4(buffer, 24);
        assertEquals(combinedFilter, readFilter);
        assertEquals(0x1F, readFilter); // 1 + 2 + 4 + 8 + 16 = 31 = 0x1F
    }

    @Test
    @DisplayName("Should handle all file change notifications")
    void testAllFileChangeNotifications() {
        // Given - all possible filters

                // OID length claims more than available
                Arguments.of("oid length exceeds buffer", new byte[] { 0x04, 0x01, 0x00, 0x10, 0x06 }, IllegalArgumentException.class),

                // Missing NAME_LEN (not enough bytes for 4-byte length)
                Arguments.of("missing NAME_LEN bytes", new byte[] { 0x04, 0x01, 0x00, (byte) der.length, der[0] },

                0x04, // FILE_ATTRIBUTE_SYSTEM
                0x10, // FILE_ATTRIBUTE_DIRECTORY
                0x20, // FILE_ATTRIBUTE_ARCHIVE
                0x80, // FILE_ATTRIBUTE_NORMAL
                0x100, // FILE_ATTRIBUTE_TEMPORARY
                0x21, // Combination: ARCHIVE | READONLY
                0x06 // Combination: HIDDEN | SYSTEM
        };

        for (int attributes : attributeFlags) {

				0x0, 0x0, 0x0, 0x68, 0x0, 0x0, 0x0, 0x55, 0xd7, 0x61, 0x46, 0x9e, 0xd, 0x3a, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x7, 0x0, 0x5, 0x65, 0x76, 0x65, 0x6e, 0x74, 0xd, 0x3a, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x7, 0x0, 0x18, 0x61, 0x70, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x6f, 0x63, 0x74, 0x65, 0x74, 0x2d, 0x73, 0x74, 0x72, 0x65, 0x61, 0x6d, 0xb, 0x3a, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2d, 0x74,...

    // Simulate receiving a small dynamic table size update, that implies eviction.
    bytesIn.writeByte(0x3F) // Dynamic table size update (size = 55).
    bytesIn.writeByte(0x18)
    hpackReader!!.readHeaders()
    assertThat(hpackReader!!.headerCount).isEqualTo(1)
  }

  /** Header table backing array is initially 8 long, let's ensure it grows.  */
  @Test

        assertEquals("0A0B0C", Hexdump.toHexString(data3, 0, 6)); // 6 chars = 3 bytes

        // Test with offset - NOTE: srcIndex is ignored due to bug, it always starts from index 0
        byte[] data4 = { 0x00, 0x11, 0x22, 0x33, 0x44 };
        assertEquals("00", Hexdump.toHexString(data4, 1, 2)); // Bug: ignores srcIndex, reads from 0
        assertEquals("0011", Hexdump.toHexString(data4, 1, 4)); // Bug: ignores srcIndex, reads from 0

        // Test with simple value
        SMBUtil.writeInt4(0x12345678L, dst, 0);
        assertEquals((byte) 0x78, dst[0]);
        assertEquals((byte) 0x56, dst[1]);
        assertEquals((byte) 0x34, dst[2]);
        assertEquals((byte) 0x12, dst[3]);

        // Test with max value for 4 bytes
        SMBUtil.writeInt4(0xFFFFFFFFL, dst, 4);
        assertEquals((byte) 0xFF, dst[4]);

     * RPC message for getting information about a specific share.
     */
    public static class ShareGetInfo extends DcerpcMessage {

        @Override
        public int getOpnum() {
            return 0x10;
        }

        /**
         * The return value of the operation.
         */
        public int retval;
        /**
         * The name of the server.
         */