void testConstructorAndOpnum() {
            // When: Creating close handle message
            samr.SamrCloseHandle message = new samr.SamrCloseHandle(mockPolicyHandle);

            // Then: Should have correct opnum and handle
            assertEquals(0x01, message.getOpnum());
            assertEquals(mockPolicyHandle, message.handle);
        }

        @Test

            assertEquals(expectedFlags, flags);
        }

        @Test
        @DisplayName("getDefaultFlags should handle Type1Message with request target")
        void testGetDefaultFlags_CIFSContext_Type1Message_Unicode_RequestTarget_DomainPresent() {
            // Given
            CIFSContext mockContext = createMockContext();

            assertThrows(NullPointerException.class, () -> {
                buffer.size();
            });
        }

        @ParameterizedTest
        @DisplayName("Should handle various referral levels")
        @ValueSource(ints = { 0, 1, 2, 3, 4, 5, 255, 256, 32767, 65535 })
        void testConstructorWithVariousReferralLevels(int maxReferralLevel) {
            String path = "\\\\test";

                log.warn("File handle was not properly closed, performing emergency cleanup: " + this);
                if (this.creationBacktrace != null) {
                    log.warn(Arrays.toString(this.creationBacktrace));
                }
                emergencyCloseHandle();
            }
        } catch (Exception e) {
            log.error("Error during file handle finalization", e);
        } finally {

        // When
        int bytesWritten = response.writeBytesWireFormat(buffer, offset);

        // Then
        assertEquals(0, bytesWritten);
    }

    @Test
    @DisplayName("Should handle error response structure size 9")
    void testReadBytesWireFormatErrorResponse() throws Exception {
        // Given
        byte[] buffer = new byte[256];
        int bufferIndex = 0;

                // Then
                assertEquals(4, bytesRead, "Failed at position " + pos);
            }
        }

        @Test
        @DisplayName("Should handle buffer with exact required size")
        void testReadBytesWireFormatExactBufferSize() throws SMBProtocolDecodingException {
            // Given
            byte[] buffer = new byte[4];

        // When
        response.prepare(mockNext);

        // Then
        verify(mockNext, times(0)).setTreeId(any(Integer.class));
    }

    @DisplayName("Should handle various share flag combinations")
    @ParameterizedTest
    @MethodSource("provideFlagCombinations")
    void testShareFlagCombinations(int flags, boolean expectedDfs) throws SMBProtocolDecodingException {
        // Given

    setDefault(Dispatcher.class, Dispatcher.immediate());
  }

  private static class DummySubscriber {

    private final EventBus eventBus = new EventBus();

    @Subscribe
    public void handle(@Nullable Object unused) {}

    Subscriber toSubscriber() throws Exception {
      return Subscriber.create(eventBus, this, subscriberMethod());
    }

    SubscriberExceptionContext toContext() {

            assertEquals(0, response.getChunkBytesWritten());
            assertEquals(0, response.getTotalBytesWritten());
        }

        @Test
        @DisplayName("Should handle negative values as unsigned")
        void testDecodeNegativeValuesAsUnsigned() throws SMBProtocolDecodingException {
            byte[] buffer = new byte[12];
            SMBUtil.writeInt4(-1, buffer, 0); // chunksWritten

    }

    @Test
    @DisplayName("Should handle different cipher IDs")
    void testDifferentCipherIds() {
        // Test cipher ID 1 (AES-CCM)
        Smb2EncryptionContext context1 = new Smb2EncryptionContext(1, DialectVersion.SMB311, testEncryptionKey, testDecryptionKey);
        assertEquals(1, context1.getCipherId(), "Should handle cipher ID 1");

        // Test cipher ID 2 (AES-GCM)