// Setup default mock behaviors
        when(ctx.getConfig()).thenReturn(config);
        when(ctx.getNameServiceClient()).thenReturn(nameSvc);
        when(ctx.getCredentials()).thenReturn(creds);
        when(ctx.getTransportPool()).thenReturn(pool);

        // Default config values
        when(config.getLocalAddr()).thenReturn(null);
        when(config.getLocalPort()).thenReturn(0);
        when(config.getSessionLimit()).thenReturn(10);

        when(mockConfig.getNetbiosLocalAddress()).thenReturn(InetAddress.getByName("127.0.0.1"));
        when(mockConfig.getBroadcastAddress()).thenReturn(InetAddress.getByName("255.255.255.255"));
        when(mockConfig.getNetbiosSndBufSize()).thenReturn(576);
        when(mockConfig.getNetbiosRcvBufSize()).thenReturn(576);

    void testGetCipherId() {
        // When
        int cipherId = encryptionContext.getCipherId();

        // Then
        assertEquals(1, cipherId, "Should return the cipher ID set in constructor");
    }

    @Test
    @DisplayName("Should return correct dialect version")
    void testGetDialect() {
        // When
        DialectVersion dialect = encryptionContext.getDialect();

        headerStartField.setAccessible(true);
        headerStartField.set(response, 0);

        // When
        int bytesRead = response.readBytesWireFormat(buffer, bodyStart);

        // Then
        // When dataLength is 0, it returns max(16, dataOffset + 0 - bodyStart) = max(16, 80) = 80
        assertEquals(80, bytesRead);
        assertEquals(0, response.getDataLength());

    }

    @Test
    @DisplayName("Should create exception with error code and message")
    void testBasicCreation() {
        // When
        exception = new SmbOperationException(SmbOperationException.ErrorCode.FILE_NOT_FOUND, "test.txt");

        // Then
        assertNotNull(exception);
        assertEquals(SmbOperationException.ErrorCode.FILE_NOT_FOUND, exception.getErrorCode());

        }

        // When
        response.readBytesWireFormat(buffer, offset);

        // Then
        List<FileNotifyInformation> notifications = response.getNotifyInformation();
        assertEquals(notificationCount, notifications.size());
    }

    @Test
    @DisplayName("Should handle null configuration")
    void testNullConfiguration() {
        // When

            assertEquals(SmbComTransaction.TRANSACTION_BUF_SIZE, buffer.length, "Buffer should have correct size");
            buffers.add(buffer);
        }

        // When - Release all buffers back
        for (byte[] buffer : buffers) {
            BufferCache.releaseBuffer(buffer);
        }

        // Then - Should be able to get buffers again

        Mockito.when(mockContext.getConfig()).thenReturn(mockConfig);
        Mockito.when(mockContext.getCredentials()).thenReturn(mockCredentials);
        Mockito.when(mockCredentials.unwrap(Mockito.any())).thenReturn(mockCredentialsInternal);
        Mockito.when(mockCredentialsInternal.clone()).thenReturn(mockCredentialsInternal);
        Mockito.when(mockTransport.acquire()).thenReturn(mockTransport);
    }

        // Setup mock files
        when(mockFile1.getName()).thenReturn("file1.txt");
        when(mockFile1.length()).thenReturn(1024L);
        when(mockFile1.lastModified()).thenReturn(1000L);
        when(mockFile1.isDirectory()).thenReturn(false);
        when(mockFile1.getAttributes()).thenReturn(0x20);
        when(mockFile1.createTime()).thenReturn(500L);
        when(mockFile1.lastAccess()).thenReturn(800L);

        lenient().when(mockContext.getConfig()).thenReturn(mockConfig);
        lenient().when(mockConfig.getWitnessHeartbeatTimeout()).thenReturn(120000L);
        lenient().when(mockConfig.getWitnessRegistrationTimeout()).thenReturn(300000L);
        lenient().when(mockConfig.getWitnessReconnectDelay()).thenReturn(1000L);
        lenient().when(mockConfig.isWitnessServiceDiscovery()).thenReturn(true);
    }