}
    }

    @Nested
    @DisplayName("Size Method Tests")
    class SizeTests {

        @Test
        @DisplayName("Should return correct size of 24 bytes")
        void testSize() {
            // Given
            SrvCopychunk chunk = new SrvCopychunk(0, 0, 0);

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

            // Then
            assertEquals(EXPECTED_SIZE, size);

        void testSizeAlignment() {
            int size = request.size();
            assertEquals(0, size % 8, "Size should be aligned to 8-byte boundary");
        }

        @Test
        @DisplayName("Should have consistent size regardless of parameters")
        void testSizeConsistency() {
            int originalSize = request.size();

            request.setReadLength(65536);

        assertNotNull(dataMap);
        assertEquals(3, dataMap.size());
        assertEquals("Test Title", dataMap.get("title"));
        assertEquals("Test Content", dataMap.get("content"));
        assertTrue(dataMap.get("tags") instanceof List);
        @SuppressWarnings("unchecked")
        List<String> tags = (List<String>) dataMap.get("tags");
        assertEquals(2, tags.size());
    }

        log.debug("Discovered {} local network interfaces", localInterfaces.size());
    }

    private boolean canEnableMultiChannel() {
        return localInterfaces.size() > 0 && remoteInterfaces.size() > 0 && (localInterfaces.size() > 1 || remoteInterfaces.size() > 1);
    }

    private void establishAdditionalChannels() {
        int currentChannels = channels.size();

        this.existNextPage = existNextPage;
    }

    /**
     * Gets the number of records per page.
     * If page size is not set or invalid, returns the default page size.
     *
     * @return the page size
     */
    public int getPageSize() {
        if (pageSize <= 0) {
            pageSize = getDefaultPageSize();
        }
        return pageSize;
    }

    }

    /**
     * Gets the page size.
     * @return The page size.
     */
    public int getPageSize() {
        if (pageSize <= 0) {
            pageSize = getDefaultPageSize();
        }
        return pageSize;
    }

    /**
     * Sets the page size.
     * @param pageSize The page size.
     */
    public void setPageSize(final int pageSize) {

    public void setExistNextPage(final boolean existNextPage) {
        this.existNextPage = existNextPage;
    }

    /**
     * Gets the number of items per page.
     * If the page size is not set or is zero or negative, returns the default page size.
     *
     * @return the number of items per page
     */
    public int getPageSize() {
        if (pageSize <= 0) {
            pageSize = getDefaultPageSize();
        }

    }

    /**
     * Generates test data with repeating patterns for good compression.
     */
    private byte[] generateTestData(int size) {
        byte[] data = new byte[size];

        // Create data with repeating patterns
        for (int i = 0; i < size; i++) {
            if (i % 100 < 50) {
                data[i] = (byte) 'A';
            } else if (i % 100 < 75) {
                data[i] = (byte) 'B';

        // negative size -> reject
        when(smbFile.length()).thenReturn(-1L);
        assertFalse(filter.accept(smbFile), "Negative size should be rejected");
        verify(smbFile, times(1)).length();

        // zero size -> reject
        reset(smbFile);
        when(smbFile.length()).thenReturn(0L);
        assertFalse(filter.accept(smbFile), "Zero size should be rejected");

     * Get buffer length
     *
     * @return buffer length
     */
    public int getLength() {
        return length;
    }

    /**
     * Get size of this structure
     *
     * @return size in bytes (16)
     */
    public static int size() {
        return 16; // 8 + 4 + 4
    }

    /**
     * Encode this structure to byte array
     *
     * @param dst destination buffer