assertTrue(packetType >= 0x00 && packetType <= 0x16,
                        String.format("Packet type 0x%02X should be in valid range 0x00-0x16", packetType));
            }
        }

        @Test
        @DisplayName("Fragment flags should be within byte range")
        void testFragmentFlagsRange() {
            // Verify that fragment flags are within byte range (0x00-0xFF)

        byte[] wireData = new byte[] { 0x10, 0x00, // StructureSize (must be 16)
                0x01, // ShareType (DISK)
                0x00, // Reserved
                0x01, 0x00, 0x00, 0x00, // ShareFlags
                0x08, 0x00, 0x00, 0x00, // Capabilities
                (byte) 0xFF, 0x01, 0x1F, 0x00 // MaximalAccess
        };

        // When

        // Put data at offset 0x20
        SMBUtil.writeInt2(0, ctx, ci); // Reserved
        SMBUtil.writeInt2(0x20, ctx, ci + 2); // DataOffset
        ci += 4;
        SMBUtil.writeInt4(8, ctx, ci); // DataLength
        ci += 4;
        // Name bytes at 0x10
        byte[] name = new byte[] { 'T', 'E', 'S', 'T' };
        System.arraycopy(name, 0, ctx, 0x10, name.length);
        // Data bytes at 0x20

		0xad, 0xef, 0xf4, 0x4d, 0xe7, 0xe, 0x82, 0x7f, 0x48, 0x78, 0x43, 0x24, 0x39,
		0xbf, 0xee, 0xb9, 0x60, 0x68, 0xd0, 0x47, 0x4f, 0xc5, 0xd, 0x6d, 0x90, 0xbf,
		0x3a, 0x98, 0xdf, 0xaf, 0x10, 0x40, 0xc8, 0x9c, 0x2, 0xd6, 0x92, 0xab, 0x3b,
		0x3c, 0x28, 0x96, 0x60, 0x9d, 0x86, 0xfd, 0x73, 0xb7, 0x74, 0xce, 0x7, 0x40,
		0x64, 0x7c, 0xee, 0xea, 0xa3, 0x10, 0xbd, 0x12, 0xf9, 0x85, 0xa8, 0xeb, 0x9f,

     */
    int FLAGS_PATH_NAMES_CANONICALIZED = 0x10;
    /**
     * Opportunistic lock requested or granted flag.
     */
    int FLAGS_OPLOCK_REQUESTED_OR_GRANTED = 0x20;
    /**
     * Notify client of any action which modified the file flag.
     */
    int FLAGS_NOTIFY_OF_MODIFY_ACTION = 0x40;
    /**
     * Message is a response from server flag.
     */
    int FLAGS_RESPONSE = 0x80;

    /**

        void testGlobalCapPersistentHandles() {
            assertEquals(0x10, Smb2Constants.SMB2_GLOBAL_CAP_PERSISTENT_HANDLES, "Persistent handles capability must be 0x10");
        }

        @Test
        @DisplayName("Directory leasing capability should be 0x20")
        void testGlobalCapDirectoryLeasing() {

    byte[] data = {0x12, 0x34, 0x56, 0x78, 0x76, 0x54, 0x32, 0x10};
    ByteArrayDataInput in = ByteStreams.newDataInput(data);
    assertThat(in.readFloat()).isEqualTo(Float.intBitsToFloat(0x12345678));
    assertThat(in.readFloat()).isEqualTo(Float.intBitsToFloat(0x76543210));
  }

  public void testNewDataInput_readDouble() {
    byte[] data = {0x12, 0x34, 0x56, 0x78, 0x76, 0x54, 0x32, 0x10};

        Arrays.fill(destData, (byte) 0x00); // Clear destData
        ndrBuffer.readOctetArray(destData, 1, 3); // Read 0x10, 0x11, 0x12 into destData[1-3]

        assertEquals(3, ndrBuffer.getIndex());
        assertEquals(0x00, destData[0]);
        assertEquals(0x10, destData[1]);
        assertEquals(0x11, destData[2]);
        assertEquals(0x12, destData[3]);
        assertEquals(0x00, destData[4]);
    }

    @Test

0x35, 0x3a, 0x34, 0x30, 0x3a, 0x35, 0x33, 0x2e, 0x31, 0x39, 0x35, 0x38, 0x31, 0x33, 0x32, 0x39, 0x31, 0x2b, 0x30, 0x38, 0x3a, 0x30, 0x30, 0xa1, 0x76, 0x0, 0xc4, 0x24, 0x95, 0xc4, 0x10, 0xdb, 0xaf, 0x9a, 0xe8, 0xda, 0xe0, 0x40, 0xa6, 0x80, 0xf2, 0x1c, 0x39, 0xe8, 0x7, 0x38, 0x2c, 0xd3, 0x16, 0xb2, 0x7f, 0xfe, 0x45, 0x1c, 0xf, 0x98, 0xc4, 0x4, 0xea, 0x49, 0x78, 0x27, 0x1, 0x6, 0xc5, 0x1, 0x4b, 0x82, 0xa4, 0x54, 0x79, 0x70, 0x65, 0x1, 0xa5, 0x56, 0x32, 0x4f, 0x62, 0x6a, 0xde, 0x0, 0x11, 0xa2, 0x49, 0x44,...

        // Arrange
        FileEntry e = new TestFileEntry("doc.pdf", 2, 0x10, 10L, 20L, 30L, 4096L, 3);

        // Act & Assert: getters return exactly what was provided
        assertAll(() -> assertEquals("doc.pdf", e.getName()), () -> assertEquals(2, e.getType()),
                () -> assertEquals(0x10, e.getAttributes()), () -> assertEquals(10L, e.createTime()),