// Test User SID (type 1)
        assertEquals("1Test User", sambaHelper.getAccountId(createMockSID(1, "Test User")));

        // Test Domain Group SID (type 2)
        assertEquals("2Domain Group", sambaHelper.getAccountId(createMockSID(2, "Domain Group")));

        // Test Alias SID (type 4, mapped to 2)
        assertEquals("2Local Group", sambaHelper.getAccountId(createMockSID(4, "Local Group")));

            // System properties should take precedence (if implemented)
            String domain = testConfig.getDefaultDomain();
            assertTrue(domain.equals("systemdomain") || domain.equals("propsdomain"));

        } finally {
            // Cleanup
            if (originalValue != null) {
                System.setProperty("jcifs.smb.client.domain", originalValue);
            } else {

     * domain, username, and password. Parameters that are {@code null}
     * will be substituted with {@code jcifs.smb.client.domain},
     * {@code jcifs.smb.client.username}, {@code jcifs.smb.client.password}
     * property values.
     *
     * @param tc
     *            context to use
     * @param domain the authentication domain
     * @param username the username to authenticate with

     * 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));
    }

    @Test
    public void testEqualsWithPassword() {
        NtlmPasswordAuthenticator auth1 = new NtlmPasswordAuthenticator("DOMAIN", "user", "pass123");
        NtlmPasswordAuthenticator auth2 = new NtlmPasswordAuthenticator("DOMAIN", "user", "pass123");
        NtlmPasswordAuthenticator auth3 = new NtlmPasswordAuthenticator("DOMAIN", "user", "differentPass");

        assertEquals(auth1, auth2, "Authenticators with same credentials should be equal");

            // Default constructor
        }

        /** Domain NetBIOS name. */
        public rpc.unicode_string name;
        /** DNS domain name. */
        public rpc.unicode_string dns_domain;
        /** DNS forest name. */
        public rpc.unicode_string dns_forest;
        /** Domain GUID. */
        public rpc.uuid_t domain_guid;
        /** Domain security identifier. */
        public rpc.sid_t sid;

            this.authType = authType;
            this.timestamp = System.currentTimeMillis();
            this.clientAddress = clientAddress;
            this.serverAddress = serverAddress;
        }

        public String getUsername() {
            return username;
        }

        public String getDomain() {
            return domain;
        }

        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());

     * @param serviceName
     *            JAAS configuration name
     * @param domain the domain for authentication
     * @param username the username for authentication
     * @param password the password for authentication
     */
    public JAASAuthenticator(String serviceName, String domain, String username, String password) {
        super(null, domain, username, password);
        this.serviceName = serviceName;
    }

    /**

   * assertNull(getEffectiveTldPlusOne("mymacbook"));
   * ```
   *
   * @param domain A canonicalized domain. An International Domain Name (IDN) should be punycode
   *     encoded.
   */
  fun getEffectiveTldPlusOne(domain: String): String? {
    // We use UTF-8 in the list so we need to convert to Unicode.
    val unicodeDomain = IDN.toUnicode(domain)
    val domainLabels = splitDomain(unicodeDomain)