this.epoch = epoch;
    }

    @Override
    public int size() {
        // Context header: 16 bytes
        // Name: 4 bytes ("RqL2")
        // Padding: 4 bytes (to align data to 8-byte boundary)
        // Data: 52 bytes (lease V2 structure)
        return 16 + 4 + 4 + 52;
    }

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

    /**
     * Indicates that the referral contains a name list.
     */
    public static final int FLAGS_NAME_LIST_REFERRAL = 0x0002;
    /**
     * Indicates a target set boundary in the referral response.
     */
    public static final int FLAGS_TARGET_SET_BOUNDARY = 0x0004;
    /**
     * Indicates root targets in the DFS referral.
     */
    public static final int TYPE_ROOT_TARGETS = 0x0;

 *
 * The implementation contains only trivial methods that return {@code 0}
 * or construct a string representation.  The tests focus on:
 *
 * <ul>
 *   <li>happy‑path behaviour</li>
 *   <li>boundary arguments (e.g., negative indices, large values)</li>
 *   <li>string representation containing the class name</li>
 *   <li>null buffer handling</li>
 * </ul>
 */
final class TransWaitNamedPipeResponseTest {

                assertNotNull(message, String.format("Message for code %d should not be null", code));
            }
        }
    }

    @Nested
    @DisplayName("Boundary conditions")
    class Boundary {
        @Test
        void accessingInvalidIndexThrows() {
            assertThrows(ArrayIndexOutOfBoundsException.class, () -> {

        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;

 * 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

        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
        };

        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write durable handle request data (16 bytes of reserved)
        for (int i = 0; i < 16; i++) {
            dst[dstIndex + i] = 0;
        }
        dstIndex += 16;

        // Assert
        assertEquals(4, bytesWritten);
        int writtenFid = SMBUtil.readInt2(dst, 2);
        assertEquals(largeFid, writtenFid);
    }

    @Test
    @DisplayName("Test boundary condition with buffer size equal to data length minus one")
    void testBoundaryBufferSize() {
        // Arrange

        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write file ID (16 bytes)
        System.arraycopy(fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        return dstIndex - start;
    }