}

    @Override
    protected int writeDataWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        dstIndex += this.info.encode(dst, dstIndex);

        /* 6 zeros observed with NT */
        SMBUtil.writeInt8(0L, dst, dstIndex);
        dstIndex += 6;

        /*
         * Also observed 4 byte alignment but we stick
         * with the default for jCIFS which is 2
         */

        message[13] = 0;
        message[14] = 24; // Max Length
        message[15] = 0;
        message[16] = 64; // Offset
        message[17] = 0;
        message[18] = 0;
        message[19] = 0;

        // NT Response (24 bytes at offset 88)
        message[20] = 24; // Length
        message[21] = 0;
        message[22] = 24; // Max Length
        message[23] = 0;
        message[24] = 88; // Offset
        message[25] = 0;

 * {@link #getRootCause()}, and {@link #toString()}.
 */
@ExtendWith(MockitoExtension.class)
class SmbExceptionTest {

    /**
     * Happy path – constructor with a valid NT status code (0).
     */
    @Test
    @DisplayName("Constructor 0 – NT_STATUS_SUCCESS")
    void testConstructorWithZeroCode() {
        SmbException ex = new SmbException(0, false);

    /**
     * SMB command for NT transaction operations.
     */
    public static final byte SMB_COM_NT_TRANSACT = (byte) 0xA0;

    /**
     * SMB command to cancel an NT operation.
     */
    public static final byte SMB_COM_NT_CANCEL = (byte) 0xA4;

    /**
     * SMB command for secondary NT transaction operations.
     */

    int NTLMSSP_REQUEST_INIT_RESPONSE = 0x00100000;

    /**
     * Requests an accept response token.
     */
    int NTLMSSP_REQUEST_ACCEPT_RESPONSE = 0x00200000;

    /**
     * Requests the use of a non-NT session key.
     */
    int NTLMSSP_REQUEST_NON_NT_SESSION_KEY = 0x00400000;

    /**
    * Sent by the server in the Type 2 message to indicate that it is

            this.createOptions = createOptions | 0x0040;
        } else {
            this.createOptions = createOptions;
        }
        impersonationLevel = 0x02; // As seen on NT :~)
        securityFlags = (byte) 0x03; // SECURITY_CONTEXT_TRACKING | SECURITY_EFFECTIVE_ONLY
    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {

        SamrPolicyHandle handle = new SamrPolicyHandle(mockHandle, server, access);

        SmbException thrown = assertThrows(SmbException.class, handle::close);

        // SmbException constructor maps non-NT status codes to NT_STATUS_UNSUCCESSFUL
        assertEquals(0xC0000001, thrown.getNtStatus()); // NT_STATUS_UNSUCCESSFUL
        verify(mockHandle, times(1)).sendrecv(any(MsrpcSamrCloseHandle.class));
    }

import jcifs.internal.RequestWithPath;
import jcifs.internal.dfs.DfsReferralDataInternal;
import jcifs.internal.smb1.com.SmbComClose;
import jcifs.internal.smb1.com.SmbComFindClose2;
import jcifs.internal.smb1.trans.nt.NtTransQuerySecurityDesc;
import jcifs.util.transport.TransportException;

/**
 * This class encapsulates the logic for switching tree connections
 *

        assertEquals(serverName, server.name);
    }

    @ParameterizedTest
    @DisplayName("Test readDataWireFormat with various server versions")
    @CsvSource({ "3, 51, Windows NT 3.51", "4, 0, Windows NT 4.0", "5, 0, Windows 2000", "5, 1, Windows XP", "5, 2, Windows Server 2003",
            "6, 0, Windows Vista", "6, 1, Windows 7", "6, 2, Windows 8", "6, 3, Windows 8.1", "10, 0, Windows 10" })

package jcifs.internal.smb1.trans.nt;

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 static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.IOException;
import java.nio.charset.StandardCharsets;

import org.junit.jupiter.api.BeforeEach;