@Test
    @DisplayName("Test constructor with domain and server types")
    void testConstructor() {
        String domain = "WORKGROUP";
        int serverTypes = NetServerEnum2.SV_TYPE_ALL;

        netServerEnum2 = new NetServerEnum2(realConfig, domain, serverTypes);

        assertNotNull(netServerEnum2);
        assertEquals(domain, getFieldValue(netServerEnum2, "domain"));

            return false;
        }
        domain = domain.toLowerCase();
        return domains.get(domain) != null;
    }

    /**
     * Gets a domain controller transport for the specified domain
     * @param domain the domain name
     * @param auth the authentication credentials
     * @return an SMB transport to the domain controller
     * @throws SmbAuthException if authentication fails
     */

                if (ci > 0) {
                    domain = username.substring(0, ci);
                    username = username.substring(ci + 1);
                }
            }
        }

        this.domain = domain;
        this.username = username;
        this.password = password;

        initDefaults();

        if (domain == null) {
            this.domain = DEFAULT_DOMAIN;
        }

    }

    /**
     * Returns the domain in which the user has an account.
     *
     * @return A <code>String</code> containing the domain for the user.
     */
    public String getDomain() {
        return domain;
    }

    /**
     * Sets the domain for this message.
     *
     * @param domain The domain.
     */
    public void setDomain(final String domain) {
        this.domain = domain;
    }

    }

    /**
     * Returns the domain in which the user has an account.
     *
     * @return A <code>String</code> containing the domain for the user.
     */
    public String getDomain() {
        return this.domain;
    }

    /**
     * Sets the domain for this message.
     *
     * @param domain
     *            The domain.
     */
    public void setDomain(final String domain) {

     * Generates the NTOWFv2 hash for the given domain, username, and password.
     *
     * @param domain the authentication domain
     * @param username the username
     * @param password the password
     *
     * @return the calculated mac
     */
    public static byte[] nTOWFv2(final String domain, final String username, final String password) {
        return nTOWFv2(domain, username, getNTHash(password));
    }

    /**
     * Create username/password credentials with specified domain
     *
     * @param domain the domain for authentication
     * @param username the username for authentication
     * @param password the password for authentication
     */
    public NtlmPasswordAuthenticator(String domain, String username, String password) {
        this(domain, username, password, (AuthenticationType) null);
    }

    /**

        doNothing().when(requestWithPath).setFullUNCPath(domain, server, fullPath);
        requestWithPath.setFullUNCPath(domain, server, fullPath);

        verify(requestWithPath, times(1)).setFullUNCPath(domain, server, fullPath);

        // Test with implementation
        testImplementation.setFullUNCPath(domain, server, fullPath);
        assertEquals(domain, testImplementation.getDomain());

        }
    }

    /**
     * Validates domain name
     *
     * @param domain the domain to validate
     * @throws IllegalArgumentException if domain is invalid
     */
    public static void validateDomain(String domain) {
        if (domain == null) {
            return; // Null domain allowed
        }
        if (domain.length() > MAX_DOMAIN_LENGTH) {

        NtlmPasswordAuthenticator startAuth = new NtlmPasswordAuthenticator("domain", "user", new String(diffAtStart));
        NtlmPasswordAuthenticator middleAuth = new NtlmPasswordAuthenticator("domain", "user", new String(diffAtMiddle));
        NtlmPasswordAuthenticator endAuth = new NtlmPasswordAuthenticator("domain", "user", new String(diffAtEnd));

        try {