*
 * @author mbechler
 */
public class NameServiceClientImpl implements Runnable, NameServiceClient {

    private static final int NAME_SERVICE_UDP_PORT = 137;

    static final byte[] UNKNOWN_MAC_ADDRESS = { (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };

    private static final Logger log = LoggerFactory.getLogger(NameServiceClientImpl.class);

    private final Object LOCK = new Object();

import jcifs.NetbiosAddress;
import jcifs.NetbiosName;
import jcifs.ResolverType;

/**
 * Test class for NameServiceClientImpl focusing on public API methods.
 * Optimized for fast execution with minimal network calls.
 */
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
@DisplayName("NameServiceClientImpl Tests")
class NameServiceClientImplTest {

    @Mock
    private CIFSContext mockContext;

import jcifs.DfsResolver;
import jcifs.NameServiceClient;
import jcifs.SidResolver;
import jcifs.SmbPipeResource;
import jcifs.SmbResource;
import jcifs.SmbTransportPool;
import jcifs.netbios.NameServiceClientImpl;
import jcifs.smb.BufferCacheImpl;
import jcifs.smb.CredentialsInternal;
import jcifs.smb.DfsImpl;
import jcifs.smb.Handler;
import jcifs.smb.NtlmPasswordAuthenticator;
import jcifs.smb.SIDCacheImpl;