import java.io.IOException;
import java.net.InetAddress;
import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;
import jcifs.dcerpc.DcerpcHandle;

/**
 * Client implementation for the SMB Witness RPC protocol (MS-SWN).
 * Provides communication with witness servers for monitoring SMB resource availability.
 */

import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.smb1.dcerpc.DcerpcHandle;
import jcifs.smb1.smb1.SmbException;

@ExtendWith(MockitoExtension.class)
class LsaPolicyHandleTest {

    @Mock
    private DcerpcHandle mockDcerpcHandle;

    @BeforeEach
    void setUp() {
        // Setup is handled by MockitoExtension
    }

    @Test

import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.dcerpc.DcerpcHandle;
import jcifs.dcerpc.rpc;
import jcifs.smb.SmbException;

@ExtendWith(MockitoExtension.class)
class SamrDomainHandleTest {

    @Mock
    private DcerpcHandle mockDcerpcHandle;
    @Mock
    private SamrPolicyHandle mockPolicyHandle;
    @Mock
    private rpc.sid_t mockSid;

import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.dcerpc.DcerpcError;
import jcifs.dcerpc.DcerpcException;
import jcifs.dcerpc.DcerpcHandle;
import jcifs.smb.SmbException;

@ExtendWith(MockitoExtension.class)
class SamrPolicyHandleTest {

    @Mock
    private DcerpcHandle mockHandle;

    @BeforeEach
    void setUp() {
        // Reset mocks before each test
        reset(mockHandle);
    }

    private int max_xmit, max_recv;

    /**
     * Construct bind message
     *
     */
    public DcerpcBind() {
    }

    DcerpcBind(final DcerpcBinding binding, final DcerpcHandle handle) {
        this.binding = binding;
        this.max_xmit = handle.getMaxXmit();
        this.max_recv = handle.getMaxRecv();
        this.ptype = 11;
        this.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;

    DcerpcBinding binding;
    int max_xmit, max_recv;

    /**
     * Constructs a new DcerpcBind message.
     */
    public DcerpcBind() {
    }

    DcerpcBind(final DcerpcBinding binding, final DcerpcHandle handle) {
        this.binding = binding;
        max_xmit = handle.max_xmit;
        max_recv = handle.max_recv;
        ptype = 11;
        flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }

    @Override

### 4.4 Witness RPC Client
```java
package jcifs.internal.witness;

import jcifs.dcerpc.*;
import jcifs.dcerpc.rpc.*;

public class WitnessRpcClient implements AutoCloseable {
    private final DcerpcHandle handle;
    private final InetAddress serverAddress;
    private final CIFSContext context;
    
    // Witness RPC interface

        }

        return drs;
    }

    //    FileEntry[] getDfsRoots(String domainName, NtlmPasswordAuthentication auth) throws IOException {
    //        MsrpcDfsRootEnum rpc;
    //        DcerpcHandle handle = null;
    //
    //        /* Procedure:
    //         * Lookup a DC in the target domain
    //         * Ask the DC for a referral for the domain (e.g. "\example.com")

                }
            }
        }
    }

    FileEntry[] doDfsRootEnum() throws IOException {
        MsrpcDfsRootEnum rpc;
        final FileEntry[] entries;

        DcerpcHandle handle = DcerpcHandle.getHandle("ncacn_np:" + getAddress().getHostAddress() + "[\\PIPE\\netdfs]", auth);
        try {
            rpc = new MsrpcDfsRootEnum(getServer());
            handle.sendrecv(rpc);

 */
@ExtendWith(MockitoExtension.class)
@DisplayName("DcerpcBind Tests")
class DcerpcBindTest {

    @Mock
    private DcerpcBinding mockBinding;

    @Mock
    private DcerpcHandle mockHandle;

    @Mock
    private NdrBuffer mockBuffer;

    private DcerpcBind bind;

    @BeforeEach
    void setUp() {
        bind = new DcerpcBind();
    }

    @Nested