}

    @Test
    @DisplayName("calculateMIC throws when context not established")
    void testCalculateMICRequiresEstablished() throws Exception {
        SpnegoContext ctx = newContext();
        CIFSException ex = assertThrows(CIFSException.class, () -> ctx.calculateMIC(new byte[] { 1 }));
        assertEquals("Context is not established", ex.getMessage());
        verify(this.mechContext, never()).calculateMIC(any());
    }

     *
     * @return whether the share is in DFS
     */
    boolean isShareDfs();

    /**
     * Indicates whether the tree connection has been successfully established and has a valid tree ID.
     *
     * @return whether the tree id is a valid one
     */
    boolean isValidTid();

import jcifs.internal.smb1.AndXServerMessageBlock;
import jcifs.internal.smb1.ServerMessageBlock;

/**
 * SMB1 Logoff AndX request message.
 *
 * This command is used to terminate a user session that was
 * previously established with a Session Setup AndX command.
 */
public class SmbComLogoffAndX extends AndXServerMessageBlock {

    /**
     * Creates a new SMB1 logoff request to end a user session.
     *

        channel.setState(ChannelState.ESTABLISHED);

        // Verify channel properties
        assertEquals("test-channel", channel.getChannelId());
        assertEquals(mockTransport, channel.getTransport());
        assertEquals(localNic, channel.getLocalInterface());
        assertEquals(remoteNic, channel.getRemoteInterface());
        assertEquals(ChannelState.ESTABLISHED, channel.getState());

     * @throws CIFSException if an error occurs retrieving the signing key
     */
    byte[] getSigningKey() throws CIFSException;

    /**
     * Checks whether the security context is established.
     * @return whether the context is established
     */
    boolean isEstablished();

    /**
     * Initializes the security context with the given token.
     * @param token the input token bytes

    /**
     * Connect to a remote RDMA endpoint
     *
     * @param hostname remote hostname or IP address
     * @param port remote port number
     * @return established RDMA connection
     * @throws IOException if connection fails
     */
    RdmaConnection connect(String hostname, int port) throws IOException;

    /**
     * Register memory region for RDMA operations
     *

     * @throws CIFSException if an error occurs
     */
    @Override
    SmbPipeOutputStream getOutput() throws CIFSException;

    /**
     * Ensures that the tree connection is established and returns it.
     *
     * @return tree connection
     * @throws CIFSException if an error occurs connecting to the tree
     */
    SmbTreeHandleInternal ensureTreeConnected() throws CIFSException;

    /**

    @DisplayName("toString shows basic info when not established")
    void toString_notEstablished() throws Exception {
        when(gssContext.isEstablished()).thenReturn(false);
        String s = ctx.toString();
        assertTrue(s.startsWith("KERB5["));
        assertTrue(s.contains("src=null"));
    }

    @Test
    @DisplayName("toString shows names and mech when established")
    void toString_established_ok() throws Exception {

 */
package jcifs.util.transport;

/**
 * Exception thrown when a network connection times out during SMB communication.
 * Indicates that the connection could not be established within the specified timeout period.
 *
 * @author mbechler
 */
public class ConnectionTimeoutException extends TransportException {

    /**
     *
     */

        } else {
            throw new SmbException("Invalid token");
        }

        if (spToken instanceof final NegTokenTarg targ && this.mechContext.isEstablished()) {
            // already established, but server hasn't completed yet
            if (targ.getResult() == NegTokenTarg.ACCEPT_INCOMPLETE && targ.getMechanismToken() == null
                    && targ.getMechanismListMIC() != null) {