this.leaseFlags = leaseFlags;
    }

    @Override
    public int size() {
        // Context header: 16 bytes
        // Name: 4 bytes ("RqLs")
        // Padding: 4 bytes (to align data to 8-byte boundary)
        // Data: 32 bytes (lease V1 structure)
        return 16 + 4 + 4 + 32;
    }

    @Override
    public int encode(byte[] dst, int dstIndex) {
        int start = dstIndex;

        @DisplayName("Should align size to 8-byte boundary")
        void testSizeAlignment() {
            // Test various data lengths to ensure 8-byte alignment
            for (int i = 0; i < 16; i++) {
                request.setData(new byte[i], 0, i);
                int size = request.size();
                assertEquals(0, size % 8, "Size should be aligned to 8-byte boundary");
            }
        }
    }

        assertEquals(0, response.readParametersWireFormat(largeBuffer, 0, 65536));
        assertEquals(0, response.readDataWireFormat(largeBuffer, 0, 65536));
    }

    @Test
    @DisplayName("Test boundary conditions for read methods with zero length")
    void testReadMethodsWithZeroLength() {
        // Arrange
        byte[] buffer = new byte[100];

        // Act & Assert

            assertEquals(expectedSize, req.size());
        }

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

        @ParameterizedTest
        @DisplayName("Should calculate size for various lock counts")

        @Test
        @DisplayName("Should return correct size")
        void testSize() {
            int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 4;
            // size8 rounds up to 8-byte boundary
            int expectedAlignedSize = (expectedSize + 7) & ~7;

            assertEquals(expectedAlignedSize, echoRequest.size());
        }

        @Test

                assertTrue(success[i], "Thread " + i + " failed");
            }
        }

        @Test
        @DisplayName("Should handle boundary values for structure size")
        void testBoundaryValuesForStructureSize() {
            // Test boundary values around 4
            int[] boundaryValues = { 3, 4, 5 };

            for (int value : boundaryValues) {
                byte[] buffer = new byte[10];

        when(mockFile.openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt())).thenReturn(mockFileHandle);

        // Mock responses for successful writes to test boundary conditions
        when(mockTreeHandle.send(any(Smb2WriteRequest.class), any())).thenReturn(mockWriteResponse);
        when(mockWriteResponse.getCount()).thenReturn(10, 5); // Return proper byte counts

 * methods (writing parameters and handling empty wire formats) and an
 * informative {@link NtTransQuerySecurityDesc#toString()}. The tests
 * exercise normal behaviour, boundary values, and the interaction with
 * the underlying wire‑format helpers.
 */
@ExtendWith(MockitoExtension.class)
class NtTransQuerySecurityDescTest {

    /**
     * Helper that mimics the write logic used by

            }
        }
    }

    @Nested
    @DisplayName("Edge Cases and Boundary Tests")
    class EdgeCasesTests {

        @ParameterizedTest
        @DisplayName("Should handle boundary values for capacity")
        @ValueSource(longs = { 0L, 1L, -1L, 1024L, 1048576L, 1073741824L, Long.MAX_VALUE, Long.MIN_VALUE, Long.MAX_VALUE - 1,

        assertEquals("12345678", Hexdump.toHexString(0x12345678L, 8));
    }

    @Test
    @DisplayName("Should handle special byte values correctly")
    void testSpecialByteValues() {
        // Test boundary values
        byte[] data = { (byte) 0x00, // min value
                (byte) 0xFF, // max value (-1 as signed byte)
                (byte) 0x7F, // max positive
                (byte) 0x80 // min negative
        };