void testPrepareWithDifferentRequestTypes() {
        // Given
        CommonServerMessageBlockRequest regularRequest = mock(CommonServerMessageBlockRequest.class);
        CommonServerMessageBlockRequest asyncRequest = mock(CommonServerMessageBlockRequest.class);

        when(asyncRequest.isResponseAsync()).thenReturn(true);
        when(regularRequest.isResponseAsync()).thenReturn(false);

        when(treeConnection.send(eq(resourceLoc), any(CommonServerMessageBlockRequest.class), isNull(), any(RequestParam[].class)))
                .thenReturn(resp);

        CommonServerMessageBlockResponse out = handle.send(req, RequestParam.NO_RETRY);
        assertSame(resp, out);

        verify(treeConnection, times(1)).send(eq(resourceLoc), eq((CommonServerMessageBlockRequest) req), isNull(),
                any(RequestParam[].class));

        resp.decode(packet, 0, false); // marks as received

        // Create a request that implements both CommonServerMessageBlockRequest and RequestWithFileId
        CommonServerMessageBlockRequest next =
                mock(CommonServerMessageBlockRequest.class, withSettings().extraInterfaces(RequestWithFileId.class));

        resp.prepare(next);

        // Setup a tree that will fail with transport error first, then succeed
        SmbTreeImpl tree = mock(SmbTreeImpl.class);
        when(tree.acquire(false)).thenReturn(tree);

        CommonServerMessageBlockRequest req = mock(CommonServerMessageBlockRequest.class);
        CommonServerMessageBlockResponse resp = mock(CommonServerMessageBlockResponse.class);

        // Configure the tree to throw transport error on first call, succeed on second

        long lastWrite = 123456789L;
        h.close(lastWrite);

        // Verify SMB1 close path uses request + response overload
        ArgumentCaptor<CommonServerMessageBlockRequest> reqCap = ArgumentCaptor.forClass(CommonServerMessageBlockRequest.class);
        ArgumentCaptor<SmbComBlankResponse> respCap = ArgumentCaptor.forClass(SmbComBlankResponse.class);

     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#split()
     */
    @Override
    public CommonServerMessageBlockRequest split() {
        return null;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#createCancel()
     */
    @Override
    public CommonServerMessageBlockRequest createCancel() {
        return null;
    }

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

import jcifs.CIFSException;
import jcifs.FileNotifyInformation;
import jcifs.SmbConstants;
import jcifs.SmbWatchHandle;
import jcifs.internal.CommonServerMessageBlockRequest;
import jcifs.internal.NotifyResponse;
import jcifs.internal.smb1.trans.nt.NtTransNotifyChange;
import jcifs.internal.smb1.trans.nt.NtTransNotifyChangeResponse;

            CommonServerMessageBlockRequest nextHead = null;
            int totalSize = 0;
            int n = 0;
            CommonServerMessageBlockRequest last = null;
            CommonServerMessageBlockRequest chain = curHead;
            while (chain != null) {
                n++;
                final int size = chain.size();
                final int cost = chain.getCreditCost();

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

import jcifs.CIFSException;
import jcifs.Configuration;
import jcifs.RuntimeCIFSException;
import jcifs.SmbTreeHandle;
import jcifs.internal.CommonServerMessageBlockRequest;
import jcifs.internal.CommonServerMessageBlockResponse;
import jcifs.internal.SmbNegotiationResponse;
import jcifs.internal.smb1.com.SmbComNegotiateResponse;

/**
 * @author mbechler
 *
 */

import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.internal.CommonServerMessageBlockRequest;
import jcifs.internal.CommonServerMessageBlockResponse;

class ServerMessageBlock2RequestTest {

    @Mock
    private Configuration mockConfig;

    @Mock
    private CIFSContext mockContext;