assertNotNull(wrappedContext);
        assertTrue(wrappedContext instanceof CIFSContextCredentialWrapper);
        // Verify that the new context uses NtlmPasswordAuthenticator (anonymous)
        assertTrue(wrappedContext.getCredentials() instanceof NtlmPasswordAuthenticator);
        assertTrue(wrappedContext.getCredentials().isAnonymous());
    }

    @Test
    void testWithDefaultCredentials() {

            this.encryptionKey = new byte[0];
        }
    }

    @Test
    void anonymousGuestCredentials() throws Exception {
        setupNegotiateStubs();

        NtlmPasswordAuthenticator auth = mock(NtlmPasswordAuthenticator.class);
        when(auth.isAnonymous()).thenReturn(true);
        when(auth.isGuest()).thenReturn(true);
        when(auth.getUsername()).thenReturn("guest");

package jcifs.context;

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

import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.Credentials;
import jcifs.smb.NtlmPasswordAuthenticator;
import jcifs.smb.NtlmPasswordAuthenticator.AuthenticationType;

/**
 * Abstract base implementation of CIFSContext providing common functionality.
 * This class serves as a foundation for concrete CIFS context implementations.
 *

        final String defDomain = config.getDefaultDomain();
        if (defUser != null) {
            this.defaultCredentials = new NtlmPasswordAuthenticator(defDomain, defUser, defPassword);
        } else {
            this.defaultCredentials = new NtlmPasswordAuthenticator();
        }
    }

    /**
     * {@inheritDoc}
     *

import jcifs.Configuration;
import jcifs.SmbConstants;
import jcifs.internal.smb1.AndXServerMessageBlock;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.NtlmPasswordAuthenticator;
import jcifs.smb.SmbException;

/**
 * SMB1 Session Setup AndX request message.
 *
 * This command is used to authenticate a user session and
 * establish security context for subsequent operations.
 */

 */
package jcifs.context;

import jcifs.CIFSContext;
import jcifs.Credentials;
import jcifs.smb.CredentialsInternal;
import jcifs.smb.NtlmAuthenticator;
import jcifs.smb.NtlmPasswordAuthenticator;
import jcifs.smb.SmbAuthException;
import jcifs.smb.SmbRenewableCredentials;

/**
 * Context wrapper supplying alternate credentials
 *
 * @author mbechler
 *
 */

 * See {@link jcifs.Configuration#isDfsConvertToFQDN()} for a workaround.
 */
public class Kerb5Authenticator extends NtlmPasswordAuthenticator {

    private static final long serialVersionUID = 1999400043787454432L;
    private static final Logger log = LoggerFactory.getLogger(Kerb5Authenticator.class);
    private static final String DEFAULT_SERVICE = "cifs";

Shinsuke Sugaya <******@****.***> 1755149504 +0900

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

import jcifs.Credentials;
import jcifs.smb.CredentialsInternal;
import jcifs.smb.NtlmAuthenticator;
import jcifs.smb.NtlmPasswordAuthenticator;
import jcifs.smb.SmbAuthException;
import jcifs.smb.SmbRenewableCredentials;

class CIFSContextCredentialWrapperTest {

    @Mock
    private AbstractCIFSContext mockDelegate;
    @Mock

Shinsuke Sugaya <******@****.***> 1755307968 +0900