/**
 * SMB2 Negotiate Protocol request message.
 *
 * This command is used to negotiate the SMB protocol dialect
 * and security parameters between client and server.
 *
 * @author mbechler
 */
public class Smb2NegotiateRequest extends ServerMessageBlock2Request<Smb2NegotiateResponse> implements SmbNegotiationRequest {

    private final int[] dialects;
    private int capabilities;
    private final byte[] clientGuid = new byte[16];

import jcifs.internal.util.SMBUtil;

/**
 * Test class for Smb2NegotiateRequest functionality
 */
@DisplayName("Smb2NegotiateRequest Tests")
class Smb2NegotiateRequestTest {

    private Configuration mockConfig;
    private CIFSContext mockContext;
    private SecureRandom mockRandom;
    private Smb2NegotiateRequest request;
    private byte[] testMachineId = new byte[16];

            // have preauth integrity instead
            log.debug("Secure negotiation does not apply, is SMB3.1");
            return;
        }
        final Smb2NegotiateRequest negoReq = new Smb2NegotiateRequest(sess.getConfig(), trans.getRequestSecurityMode(nego));

        log.debug("Sending VALIDATE_NEGOTIATE_INFO");

        }

        if (getDialectRevision() == Smb2Constants.SMB2_DIALECT_ANY) {
            log.debug("Server returned ANY dialect");
            return false;
        }

        final Smb2NegotiateRequest r = (Smb2NegotiateRequest) req;

        DialectVersion selected = null;
        for (final DialectVersion dv : DialectVersion.values()) {
            if (!dv.isSMB2()) {
                continue;
            }

    private CIFSContext mockContext;
    private Smb2NegotiateResponse response;
    private Smb2NegotiateRequest mockRequest;

    @BeforeEach
    void setUp() {
        mockConfig = mock(Configuration.class);
        mockContext = mock(CIFSContext.class);
        mockRequest = mock(Smb2NegotiateRequest.class);
        response = new Smb2NegotiateResponse(mockConfig);

        // Default configuration

        final int size = 0;

        final int securityMode = getRequestSecurityMode(first);

        // further negotiation needed
        final Smb2NegotiateRequest smb2neg = new Smb2NegotiateRequest(getContext().getConfig(), securityMode);
        Smb2NegotiateResponse r = null;
        byte[] negoReqBuffer = null;
        byte[] negoRespBuffer = null;
        try {