assertNotNull(ResolverType.RESOLVER_WINS, "RESOLVER_WINS should not be null.");
        assertNotNull(ResolverType.RESOLVER_BCAST, "RESOLVER_BCAST should not be null.");
        assertNotNull(ResolverType.RESOLVER_DNS, "RESOLVER_DNS should not be null.");
        assertNotNull(ResolverType.RESOLVER_LMHOSTS, "RESOLVER_LMHOSTS should not be null.");
    }

    /**
     * Tests the total number of enum constants.
     */
    @Test

        BaseConfiguration testConfig = new BaseConfiguration(false);
        testConfig.resolverOrder = Arrays.asList(ResolverType.RESOLVER_DNS);

        testConfig.initDefaults();

        assertEquals(1, testConfig.getResolveOrder().size());
        assertEquals(ResolverType.RESOLVER_DNS, testConfig.getResolveOrder().get(0));
    }

    @Test
    @DisplayName("Test initDefaults with pre-set protocol versions")

public enum ResolverType {
    /**
     * Resolve using WINS server
     */
    RESOLVER_WINS,

    /**
     * NETBIOS broadcast
     */
    RESOLVER_BCAST,

    /**
     * DNS
     */
    RESOLVER_DNS,

    /**
     * LMHosts file lookup
     */
    RESOLVER_LMHOSTS

                this.resolverOrder.add(ResolverType.RESOLVER_LMHOSTS);
                this.resolverOrder.add(ResolverType.RESOLVER_DNS);
            } else {
                this.resolverOrder.add(ResolverType.RESOLVER_LMHOSTS);
                this.resolverOrder.add(ResolverType.RESOLVER_DNS);
                this.resolverOrder.add(ResolverType.RESOLVER_WINS);
            }

        assertEquals(3, resolveOrder.size());
        assertEquals(ResolverType.RESOLVER_WINS, resolveOrder.get(0));
        assertEquals(ResolverType.RESOLVER_BCAST, resolveOrder.get(1));
        assertEquals(ResolverType.RESOLVER_DNS, resolveOrder.get(2));
    }

    @Test
    @DisplayName("Should handle security properties")
    void testSecurityProperties() throws CIFSException {
        // Given

        when(mockConfig.getNetbiosSndBufSize()).thenReturn(576);
        when(mockConfig.getNetbiosRcvBufSize()).thenReturn(576);
        when(mockConfig.getResolveOrder()).thenReturn(Arrays.asList(ResolverType.RESOLVER_DNS)); // Only DNS, no broadcast
        when(mockConfig.getNetbiosHostname()).thenReturn("TESTHOST");
        when(mockConfig.getNetbiosScope()).thenReturn(null);

                        addr = getNbtAllByName(hostname, 0x20, null, this.transportContext.getConfig().getBroadcastAddress());
                    }
                    break;
                case RESOLVER_DNS:
                    if (isAllDigits(hostname)) {
                        throw new UnknownHostException(hostname);
                    }