class ConstructorTests {

        private Configuration mockConfig;

        @BeforeEach
        void setUp() {
            mockConfig = mock(Configuration.class);
            when(mockConfig.getPid()).thenReturn(12345);
        }

        @Test
        @DisplayName("Should initialize with correct command and MID")
        void testConstructorInitialization() throws Exception {
            // Given
            int testMid = 42;

        Kerb5Authenticator auth = new Kerb5Authenticator((Subject) null);

        // Build a token with an arbitrary non-kerberos mechanism OID
        ASN1ObjectIdentifier unsupported = new ASN1ObjectIdentifier("1.2.3.4.5");
        byte[] init = spnegoInitWithMechs(unsupported);

        // Host is a FQDN to pass the short-name check
        SmbUnsupportedOperationException ex =

        public int getWordCount() {
            return wordCount;
        }
    }

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        when(mockConfig.getPid()).thenReturn(12345);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Test constructor with config only")

    @DisplayName("Read array delegates to read with offset and length")
    void readArrayDelegatesToReadWithOffsetAndLength() throws IOException {
        // Create message with data
        byte[] data = new byte[] { 1, 2, 3, 4, 5 };
        InputStream in = new ByteArrayInputStream(concat(messageHeader(5), data));
        SocketInputStream sis = new SocketInputStream(in);

        // Read using array-only method

        assertEquals("2", "1234ef", StringUtil.replace("12345", "5", "ef"));
        assertEquals("3", "ab2345", StringUtil.replace("12345", "1", "ab"));
        assertEquals("4", "a234a", StringUtil.replace("12341", "1", "a"));
        assertEquals("5", "ab234abab234ab", StringUtil.replace("1234112341", "1", "ab"));
        assertEquals("6", "a\\nb", StringUtil.replace("a\nb", "\n", "\\n"));
    }

        setTreeIdMethod.setAccessible(true);
        setTreeIdMethod.invoke(response, 12345);

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

        // Then
        assertEquals(12345, tid);
    }

    @Test
    @DisplayName("Should validate TID correctly")
    void testIsValidTid() throws Exception {
        // Test invalid TID (-1)

        // Arrange
        CommonServerMessageBlockRequest req = mock(CommonServerMessageBlockRequest.class);
        when(req.getOverrideTimeout()).thenReturn(1234);

        // Act
        int timeout = transport.getResponseTimeout(req);

        // Assert
        assertEquals(1234, timeout);
    }

    @Test
    @DisplayName("getResponseTimeout falls back to config for non-SMB requests")

        when(fd.getTree()).thenReturn(tree);
        when(tree.isSMB2()).thenReturn(false);
        when(tree.getConfig()).thenReturn(config);
        when(config.getPid()).thenReturn(1234);

        // Stub send to populate the provided response instance via reflection
        Mockito.doAnswer(inv -> {
            Object resp = inv.getArgument(1);

        setFieldValue(response, "fileSize", 12345);

        String result = response.toString();

        assertNotNull(result);
        assertTrue(result.contains("SmbComQueryInformationResponse"));
        assertTrue(result.contains("fileAttributes=0x"));
        assertTrue(result.contains("lastWriteTime="));
        assertTrue(result.contains("fileSize=12345"));
    }

    @Test

        }

        @Test
        void shouldReturnInetAddressHostAddressWhenWrappedIsInetAddress() {
            when(mockInetAddress.getHostAddress()).thenReturn("1.2.3.4");
            UniAddress uniAddress = new UniAddress(mockInetAddress);
            assertEquals("1.2.3.4", uniAddress.getHostAddress());
        }

        @Test
        void shouldReturnNbtAddressHostAddressWhenWrappedIsNbtAddress() {