@DisplayName("Happy path: known DOS codes map to expected NTSTATUS")
    void mapsKnownDosCodesToNtStatus(int dosCode, int expectedNtStatus) {
        // Act
        int actual = findNtStatusOrMinusOne(dosCode);

        // Assert
        assertEquals(expectedNtStatus, actual, "Mapping must match table entry");
    }

    @Test
    @DisplayName("Edge: zero DOS code maps to zero NTSTATUS")
    void zeroCodeMapsToZero() {
        // Act

 * <p>
 * The jCIFS client maps DOS error codes to NTSTATUS codes. This means that
 * the user may recieve a different error from a legacy server than that of
 * a newer varient such as Windows NT and above. If you should encounter
 * such a case, please report it to jcifs at samba dot org and we will
 * change the mapping.
 */

public class SmbException extends IOException implements NtStatus, DosError, WinError {

import jcifs.Configuration;
import jcifs.internal.CommonServerMessageBlockRequest;
import jcifs.internal.CommonServerMessageBlockResponse;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.smb.NtStatus;

/**
 * Base class for SMB2/SMB3 response messages.
 *
 * This abstract class provides common functionality for handling
 * response messages in the SMB2/SMB3 protocol.
 *
 * @author mbechler
 */

import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

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

class Smb2EchoResponseTest {

    @Mock
    private Configuration mockConfig;

    @Mock
    private Smb2SigningDigest mockDigest;

    private Smb2EchoResponse echoResponse;

    @BeforeEach

        setStatus(response, NtStatus.NT_STATUS_NOTIFY_ENUM_DIR);
        assertFalse(response.isErrorResponseStatus());

        // Test with success status
        setStatus(response, NtStatus.NT_STATUS_SUCCESS);
        assertFalse(response.isErrorResponseStatus());

        // Test with error status
        setStatus(response, NtStatus.NT_STATUS_ACCESS_DENIED);

import jcifs.internal.smb2.ServerMessageBlock2;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.NtStatus;

/**
 * Test class for Smb2ReadResponse functionality
 */
@DisplayName("Smb2ReadResponse Tests")
class Smb2ReadResponseTest extends BaseTest {

    private Configuration mockConfig;

                    }
                    if (!sessResponse.isReceived() || sessResponse.isError() || sessResponse.getStatus() != NtStatus.NT_STATUS_SUCCESS
                            && sessResponse.getStatus() != NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED) {
                        throw e;
                    }
                    ex = e;
                    response = sessResponse;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.NtStatus;

/**
 * SMB2 Read response message.
 *
 * This response contains the data that was read from the file
 * along with information about the read operation.
 *
 * @author mbechler
 */

    private static boolean shouldRetryWithBasicRequest(final CIFSException e) {
        if (e instanceof SmbException) {
            final int ntStatus = ((SmbException) e).getNtStatus();
            return ntStatus == NtStatus.NT_STATUS_INVALID_PARAMETER || ntStatus == 0xC00000BB
                    || ntStatus == NtStatus.NT_STATUS_INVALID_INFO_CLASS;
        }
        return false;
    }

    /**

 * <p>
 * The jCIFS client maps DOS error codes to NTSTATUS codes. This means that
 * the user may receive a different error from a legacy server than that of
 * a newer variant such as Windows NT and above. If you should encounter
 * such a case, please report it to jcifs at samba dot org and we will
 * change the mapping.
 */

public class SmbException extends CIFSException implements NtStatus, DosError, WinError {

    /**
     *
     */