int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 32;
        // The size8 method aligns to 8-byte boundary
        int alignedSize = (expectedSize + 7) & ~7;
        assertEquals(alignedSize, size);
    }

    @Test
    @DisplayName("Should write correct bytes to wire format")
    void testWriteBytesWireFormat() {
        // Given

        // size8 rounds up to nearest multiple of 8
        int expectedRawSize = Smb2Constants.SMB2_HEADER_LENGTH + 40;
        int expectedSize = (expectedRawSize + 7) & ~7; // Round up to nearest 8
        assertEquals(expectedSize, size);
    }

    @Test
    @DisplayName("Test size method with input buffer")
    void testSizeWithInputBuffer() {

        // size8 rounds up to nearest multiple of 8
        int expectedRawSize = Smb2Constants.SMB2_HEADER_LENGTH + 32 + 100;
        int expectedSize = (expectedRawSize + 7) & ~7; // Round up to nearest 8
        assertEquals(expectedSize, size);
    }

    @Test
    @DisplayName("Test writeBytesWireFormat method")
    void testWriteBytesWireFormat() {

        // SMB2_HEADER_LENGTH + 4 bytes for tree disconnect structure
        int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 4;
        // size8 method aligns to 8-byte boundary
        int alignedSize = (expectedSize + 7) & ~7;
        assertEquals(alignedSize, size);
    }

    @Test
    @DisplayName("Should write correct bytes to wire format")
    void testWriteBytesWireFormat() {
        // Given

        request.setFileName(null);

        // Verify size calculation doesn't include filename
        int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 32;
        assertEquals(((expectedSize + 7) & ~7), request.size());
    }

    @Test
    @DisplayName("Test setFileName method with non-null value")
    void testSetFileNameNonNull() {
        request = new Smb2QueryDirectoryRequest(mockConfig);

        // When
        int size = req.size();

        // Then
        int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 24 + token.length;
        int alignedSize = (expectedSize + 7) & ~7; // size8 alignment
        assertEquals(alignedSize, size);
    }

    @Test
    @DisplayName("Should calculate correct message size without token")
    void testSizeWithoutToken() {
        // Given

        assertTrue(s1.contains("0102"), "Expected hex fileId in string");

        SmbFileHandleImpl h2 = new SmbFileHandleImpl(cfg, 77, tree, "//u/two", -1, -2, -3, -4, 0L);
        String s2 = h2.toString();
        assertTrue(s2.contains("//u/two"));
        assertTrue(s2.contains("77"), "Expected numeric fid in string");
    }

    static Stream<Arguments> equalsHashParams() {
        return Stream.of(

        setField(session, "sessionId", 99L);

        when(enc.encryptMessage(any(byte[].class), eq(99L))).thenReturn(new byte[] { 9, 9 });
        when(enc.decryptMessage(any(byte[].class))).thenReturn(new byte[] { 7, 7 });

        assertTrue(session.isEncryptionEnabled());
        assertSame(enc, session.getEncryptionContext());

        byte[] encOut = session.encryptMessage(new byte[] { 1, 2, 3 });

    @DisplayName("Test multiple property settings")
    void testMultiplePropertySettings() {
        // Given
        long mid = 99999L;
        long asyncId = 88888L;
        int credits = 5;
        int treeId = 77;

        // When
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, mid, asyncId);
        request.setRequestCredits(credits);
        request.setTid(treeId);

        // Then

        int expectedLongSize = Smb2Constants.SMB2_HEADER_LENGTH + 8 + longPath.length() * 2;

        // size8 method aligns to 8-byte boundary
        int alignedShortSize = (expectedShortSize + 7) & ~7;
        int alignedLongSize = (expectedLongSize + 7) & ~7;

        assertEquals(alignedShortSize, shortSize);
        assertEquals(alignedLongSize, longSize);
    }

    @Test