// When
        int bytesWritten = request.writeBytesWireFormat(buffer, 0);

        // Then
        assertTrue(bytesWritten > 36);

        // Verify negotiate context count
        assertEquals(2, SMBUtil.readInt2(buffer, 32));

        // Verify negotiate context offset is set
        int contextOffset = SMBUtil.readInt4(buffer, 28);
        assertTrue(contextOffset > 0);

package jcifs.internal.smb2.nego;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Pre-authentication Integrity Negotiate Context.
 *
 * This negotiate context is used in SMB 3.1.1 to establish
 * pre-authentication integrity protection against downgrade attacks.
 *
 * @author mbechler
 */

    }

    /**
     * SMB2 header length in bytes
     */
    public static final int SMB2_HEADER_LENGTH = 64;

    /**
     * SMB2 negotiate flag indicating signing is enabled
     */
    public static final int SMB2_NEGOTIATE_SIGNING_ENABLED = 0x0001;

    /**
     * SMB2 negotiate flag indicating signing is required
     */
    public static final int SMB2_NEGOTIATE_SIGNING_REQUIRED = 0x0002;

    /**

 */
package jcifs.internal.smb2.rdma;

import jcifs.internal.util.SMBUtil;

/**
 * SMB Direct Negotiate Request message.
 *
 * As per MS-SMBD 2.2.1 - SMB_DIRECT_NEGOTIATE_REQUEST
 * This message is sent to negotiate SMB Direct protocol parameters.
 */
public class SmbDirectNegotiateRequest {

    // Protocol constants

    }

    /**
     * Get the negotiated SMB Direct protocol version
     *
     * @return negotiated protocol version
     */
    public int getNegotiatedVersion() {
        return negotiatedVersion;
    }

    /**
     * Set the negotiated SMB Direct protocol version
     *
     * @param negotiatedVersion negotiated protocol version
     */

        SMBUtil.writeInt2(128, buffer, offset + 56); // Offset
        SMBUtil.writeInt2(0, buffer, offset + 58); // Length

        // Negotiate context offset
        SMBUtil.writeInt4(144, buffer, offset + 60); // Point to contexts

        // Add negotiate contexts at offset 144
        int ctxOffset = 144;

        // Preauth integrity context

import jcifs.internal.smb2.ServerMessageBlock2Request;
import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Negotiate Protocol request message.
 *
 * This command is used to negotiate the SMB protocol dialect
 * and security parameters between client and server.
 *
 * @author mbechler
 */

        }
    }

    @Override
    protected void doConnect() throws IOException {
        /*
         * Negotiate Protocol Request / Response
         */

        final SmbComNegotiateResponse resp = new SmbComNegotiateResponse(server);
        try {
            negotiate(port, resp);
        } catch (final ConnectException | NoRouteToHostException nr) {

     */
    @Test
    public void testSecureNegotiateRequired() throws CIFSException {
        BaseConfiguration config = new BaseConfiguration(true);

        // Verify secure negotiate is required for SMB3
        assertTrue("Secure negotiate should be required for SMB3", config.isRequireSecureNegotiate());
    }

        when(transport.isSMB2()).thenReturn(false);
        when(transport.getContext()).thenReturn(context);
        when(session.getTargetHost()).thenReturn("localhost");

        // Mock negotiate response for SMB1
        SmbComNegotiateResponse nego = mock(SmbComNegotiateResponse.class);
        ServerData serverData = new ServerData();
        when(nego.getServerData()).thenReturn(serverData);