// When
            int result = response.writeBytesWireFormat(dst, 0);

            // Then
            assertEquals(0, result);
        }

        @Test
        @DisplayName("Should return 0 with null array")
        void testWriteBytesWireFormatWithNullArray() {
            // Given
            byte[] dst = null;

            // When

        // Given
        when(mockTreeHandle.isSMB2()).thenReturn(true);
        when(mockTreeHandle.getSendBufferSize()).thenReturn(65536);
        when(mockFileHandle.isValid()).thenReturn(false, true);
        when(mockFileHandle.getFileId()).thenReturn(new byte[16]);
        when(mockFileHandle.acquire()).thenReturn(mockFileHandle);

        // Given
        when(mockNetbiosName.getNameType()).thenReturn(nameType);

        // When
        int result = mockNetbiosName.getNameType();

        // Then
        assertEquals(nameType, result);
    }

    @Test
    @DisplayName("Should handle null name")
    void testNullName() {
        // Given
        when(mockNetbiosName.getName()).thenReturn(null);

        // When

    void testConstructorInitialization() {
        // Given
        int offset = 0;
        int length = TEST_DATA.length;

        // When
        transCallNamedPipe = new TransCallNamedPipe(mockConfig, TEST_PIPE_NAME, TEST_DATA, offset, length);

        // Then
        assertNotNull(transCallNamedPipe);
        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION, transCallNamedPipe.getCommand());

        long asyncId = 67890L;

        // When
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, mid, asyncId);

        // Then
        assertEquals(SMB2_CANCEL, request.getCommand());
        assertEquals(mid, request.getMid());
        assertEquals(asyncId, request.getAsyncId());
        assertTrue((request.getFlags() & SMB2_FLAGS_ASYNC_COMMAND) != 0, "Async flag should be set when asyncId is non-zero");
    }

    @Test

    @DisplayName("Test isSigningEnforced returns true when signing is enforced")
    void testIsSigningEnforcedReturnsTrue() {
        // Given
        when(negotiationRequest.isSigningEnforced()).thenReturn(true);

        // When
        boolean result = negotiationRequest.isSigningEnforced();

        // Then
        assertTrue(result, "isSigningEnforced should return true when signing is enforced");

        when(request.getNext()).thenReturn(nextRequest);
        when(nextRequest.getNext()).thenReturn(thirdRequest);
        when(thirdRequest.getNext()).thenReturn(null);
        when(request.allowChain(nextRequest)).thenReturn(true);
        when(nextRequest.allowChain(thirdRequest)).thenReturn(true);

        // When
        CommonServerMessageBlockRequest second = request.getNext();

        @DisplayName("Should handle exception when getting challenge")
        void testGetChallengeException() throws CIFSException {
            // Given
            when(transportPool.getChallenge(context, address)).thenThrow(new CIFSException("Failed to get challenge"));

            // When & Then
            assertThrows(CIFSException.class, () -> transportPool.getChallenge(context, address));
        }
    }

    @Nested

    void testConstructorWithNullFilename() {
        // When & Then
        assertDoesNotThrow(() -> new Trans2GetDfsReferral(mockConfig, null));
    }

    @Test
    @DisplayName("Constructor should handle empty filename")
    void testConstructorWithEmptyFilename() {
        // When & Then
        assertDoesNotThrow(() -> new Trans2GetDfsReferral(mockConfig, ""));
    }

    @Test

    void setUp() {
        lenient().when(mockFileEntry1.getName()).thenReturn("file1.txt");
        lenient().when(mockFileEntry2.getName()).thenReturn("file2.txt");
        lenient().when(mockFileEntry3.getName()).thenReturn("file3.txt");

        lenient().when(mockResource1.getName()).thenReturn("file1.txt");
        lenient().when(mockResource2.getName()).thenReturn("file2.txt");
        lenient().when(mockResource3.getName()).thenReturn("file3.txt");