}

        @Test
        @DisplayName("Should return tree ID")
        void testGetTid() {
            // Given
            when(mockResponse.getTid()).thenReturn(12345);

            // When
            int tid = mockResponse.getTid();

            // Then
            assertEquals(12345, tid, "Should return the configured tree ID");
            verify(mockResponse).getTid();

        assertEquals(0x0101, SMBUtil.readInt2(paramBuffer, 0));
    }

    @Test
    void testWithMockConfiguration() {
        when(mockConfig.getMinimumVersion()).thenReturn(jcifs.DialectVersion.SMB1);
        when(mockConfig.getMaximumVersion()).thenReturn(jcifs.DialectVersion.SMB311);

        trans2QueryPathInfo = new Trans2QueryPathInformation(mockConfig, TEST_FILENAME, TEST_INFO_LEVEL);

     */
    @Test
    void testGetRemoteUser() {
        // Arrange: Define the expected user name from the principal
        String expectedUserName = "testUser";
        when(mockPrincipal.getName()).thenReturn(expectedUserName);

        // Act: Call the method under test
        String actualUserName = ntlmRequest.getRemoteUser();

        // Assert: Verify that the returned user name is the expected one

            byte[] expectedName = "TEST_CONTEXT".getBytes(StandardCharsets.UTF_8);
            CreateContextResponse response = mock(CreateContextResponse.class);
            when(response.getName()).thenReturn(expectedName);

            byte[] actualName = response.getName();
            assertArrayEquals(expectedName, actualName);
            verify(response, times(1)).getName();
        }

        @Test

        Configuration mockConfig = mock(Configuration.class);
        byte[] expectedMachineId = new byte[32];
        expectedMachineId[0] = 0x0A;
        expectedMachineId[1] = 0x0B;
        when(mockConfig.getMachineId()).thenReturn(expectedMachineId);

        AvSingleHost avSingleHost = new AvSingleHost(mockConfig);

        assertNotNull(avSingleHost);
        assertEquals(AvPair.MsvAvSingleHost, avSingleHost.getType());

        DfsReferralData mockData = mock(DfsReferralData.class);
        String expectedToString = "Mock DfsReferralData";

        // Define the behavior of the mock's toString() method
        when(mockData.toString()).thenReturn(expectedToString);

        // Create a DfsReferral instance with the mock data
        DfsReferral dfsReferral = new DfsReferral(mockData);

    void constructorUsesConfigurationAndAllocatesWithConfiguredSize() {
        when(cfg.getBufferCacheSize()).thenReturn(2);
        when(cfg.getMaximumBufferSize()).thenReturn(5);

        BufferCacheImpl impl = new BufferCacheImpl(cfg);

        // Verify interactions happen exactly once during construction
        verify(cfg, times(1)).getBufferCacheSize();

    }

    @Test
    void testDecode() throws NdrException {
        // Define the value that dec_ndr_small should return
        int decodedValue = 200;
        when(mockNdrBuffer.dec_ndr_small()).thenReturn(decodedValue);

        // Create an NdrSmall object (initial value doesn't matter for decode)
        NdrSmall ndrSmall = new NdrSmall(0);

        // Call the decode method
        ndrSmall.decode(mockNdrBuffer);

            // Mock the calculateMac method to return a valid checksum
            byte[] mockChecksum = new byte[16];
            pacMacMock.when(() -> PacMac.calculateMac(anyInt(), any(), any())).thenReturn(mockChecksum);

            // Create a minimal valid PAC structure
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            writeLittleEndianInt(baos, 3); // bufferCount = 3 (minimum required)

    @DisplayName("filter can use SmbFile directory for decision logic")
    void filterCanUseSmbFileForDecision() throws Exception {
        // Stub the getPath method to return a specific value
        when(mockDir.getPath()).thenReturn("/share/folder/");

        // Implementation uses dir.getPath() to check if file should be in that path
        SmbFilenameFilter filter = (dir, name) -> {
            if (dir == null)
                return false;