smbFile.connect();

            // Assert - should not throw exception
        }

        @Test
        void testClose() {
            // Act
            smbFile.close();

            // Assert - should not throw exception
        }

        @Test
        void testGetTransportContext() {
            // Act & Assert

        // Assert
        assertTrue(result);
        verify(negotiationResponse).isDFSSupported();
    }

    @Test
    @DisplayName("Test isDFSSupported returns false")
    void testIsDFSSupportedFalse() {
        // Arrange
        when(negotiationResponse.isDFSSupported()).thenReturn(false);

        // Act
        boolean result = negotiationResponse.isDFSSupported();

        // Assert

    void testConstructor() {
        // Assert
        assertNotNull(response);
        assertTrue(response instanceof SmbComTransactionResponse);
        assertEquals(0, response.getAvailable());
    }

    @Test
    @DisplayName("Should verify status constants are correctly defined")
    void testStatusConstants() {
        // Assert
        assertEquals(1, TransPeekNamedPipeResponse.STATUS_DISCONNECTED);

        void testConstructorWithParameters() {
            // Act
            context = new PreauthIntegrityNegotiateContext(mockConfig, testHashAlgos, testSalt);

            // Assert
            assertEquals(PreauthIntegrityNegotiateContext.NEGO_CTX_PREAUTH_TYPE, context.getContextType());
            assertArrayEquals(testHashAlgos, context.getHashAlgos());

        // Act
        KerberosApRequest req = new KerberosApRequest(seq, null);

        // Assert
        assertEquals(ap, req.getApOptions(), "apOptions should reflect BIT STRING's first byte");
        assertNull(req.getTicket(), "ticket should be null when tag 3 is absent");
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 4, 6, 99 })
    @DisplayName("seq ctor: invalid pvno values throw")

            rpcUuid.clock_seq_low = CLOCK_SEQ_LOW;
            rpcUuid.node = NODE;

            // Act
            UUID uuid = new UUID(rpcUuid);

            // Assert
            assertEquals(TIME_LOW, uuid.time_low, "time_low should match");
            assertEquals(TIME_MID, uuid.time_mid, "time_mid should match");

        // Arrange
        int offset = 0;
        int length = testData.length;

        // Act
        signingDigest.sign(testData, offset, length, request, response);

        // Assert
        verify(signingDigest, times(1)).sign(testData, offset, length, request, response);
    }

    @Test
    @DisplayName("Test sign method with different offsets")
    void testSignWithDifferentOffsets() {

        byte[] expected = hex("8846F7EAEE8FB117AD06BDD830B7586C");

        // Act
        byte[] actual = NtlmUtil.getNTHash(password);

        // Assert
        assertArrayEquals(expected, actual, "NT hash must match known test vector");
    }

    @Test
    @DisplayName("getNTHash: verify different passwords produce different hashes")

            // Arrange
            SmbFile parent = new SmbFile(url);

            // Act + Assert
            SmbException ex = assertThrows(SmbException.class, () -> SmbEnumerationUtil.doShareEnum(parent, "*", 0, null, null));

            // Assert message indicates which validation failed
            if (expectDirSlashMsg) {

            // Assert
            assertEquals("S-1-5-21-99", s);
            assertEquals(99, sid.getRid());
        }

        @Test
        @DisplayName("Textual constructor invalid format throws SmbException")
        void testTextualConstructorInvalid() {
            // Arrange
            String bad = "S-1"; // fewer than 3 tokens

            // Act + Assert