assertNotNull(SMBUtil.SMB2_HEADER);
        // The actual header is 68 bytes (4 + 2 + 2 + 2 + 2 + 4 + 2 + 2 + 4 + 4 + 8 + 4 + 4 + 8 + 8 + 8 = 68)
        assertEquals(68, SMBUtil.SMB2_HEADER.length);

        // Verify SMB2 header signature
        assertEquals((byte) 0xFE, SMBUtil.SMB2_HEADER[0]);
        assertEquals((byte) 'S', SMBUtil.SMB2_HEADER[1]);
        assertEquals((byte) 'M', SMBUtil.SMB2_HEADER[2]);

        // Assert
        assertEquals(DialectVersion.SMB1, dialect);
        verify(negotiationResponse).getSelectedDialect();
    }

    @Test
    @DisplayName("Test getSelectedDialect returns SMB2")
    void testGetSelectedDialectSMB2() {
        // Arrange
        when(negotiationResponse.getSelectedDialect()).thenReturn(DialectVersion.SMB202);

        // Act

        boolean port139Failover = delegatingConfig.isPort139FailoverEnabled();
        boolean dfsStrictView = delegatingConfig.isDfsStrictView();

        // Then
        assertTrue(smb2Only, "Should delegate SMB2 only negotiation");
        assertFalse(secureNegotiate, "Should delegate secure negotiate requirement");
        assertTrue(ntlmTargetName, "Should delegate NTLM target name setting");

package jcifs.internal.smb2.create;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;

import java.lang.reflect.Field;
import java.util.Arrays;

import org.junit.jupiter.api.BeforeEach;

import java.util.EnumSet;
import java.util.Set;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import jcifs.internal.smb2.rdma.RdmaAccess;
import jcifs.internal.smb2.rdma.RdmaCapability;
import jcifs.internal.smb2.rdma.RdmaConnection;
import jcifs.internal.smb2.rdma.RdmaMemoryRegion;

/**
 * Unit tests for TCP RDMA provider
 */
public class TcpRdmaProviderTest {

    private TcpRdmaProvider provider;

import org.junit.jupiter.api.Test;

import jcifs.internal.smb2.persistent.DurableHandleReconnect;
import jcifs.internal.smb2.persistent.DurableHandleRequest;
import jcifs.internal.smb2.persistent.DurableHandleV2Request;
import jcifs.internal.smb2.persistent.HandleGuid;
import jcifs.internal.smb2.persistent.HandleType;
import jcifs.internal.smb2.persistent.Smb2HandleCapabilities;

/**

 */
package jcifs.internal.smb2.rdma.tcp;

import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.util.EnumSet;
import java.util.Set;

import jcifs.internal.smb2.rdma.RdmaAccess;
import jcifs.internal.smb2.rdma.RdmaCapability;
import jcifs.internal.smb2.rdma.RdmaConnection;
import jcifs.internal.smb2.rdma.RdmaMemoryRegion;

import jcifs.Configuration;
import jcifs.internal.smb2.create.Smb2CloseRequest;
import jcifs.internal.smb2.info.Smb2QueryDirectoryRequest;
import jcifs.internal.smb2.info.Smb2QueryInfoRequest;
import jcifs.internal.smb2.info.Smb2SetInfoRequest;
import jcifs.internal.smb2.io.Smb2FlushRequest;
import jcifs.internal.smb2.io.Smb2ReadRequest;
import jcifs.internal.smb2.io.Smb2WriteRequest;
import jcifs.internal.smb2.ioctl.Smb2IoctlRequest;

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.rdma.tcp;

import java.nio.ByteBuffer;
import java.util.EnumSet;
import java.util.concurrent.atomic.AtomicInteger;

import jcifs.internal.smb2.rdma.RdmaAccess;
import jcifs.internal.smb2.rdma.RdmaMemoryRegion;

/**
 * TCP memory region implementation.
 *

import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.internal.smb2.persistent.HandleGuid;
import jcifs.internal.smb2.persistent.HandleInfo;
import jcifs.internal.smb2.persistent.HandleReconnector;
import jcifs.internal.smb2.persistent.HandleType;
import jcifs.internal.smb2.persistent.PersistentHandleManager;

/**
 * Test class for HandleReconnector functionality
 */