* @return whether these are anonymous credentials
     */
    boolean isAnonymous();

    /**
     * Check if these are guest credentials.
     * @return whether these are guest credentials
     */
    boolean isGuest();

    }

    @Test
    @DisplayName("Should check for guest credentials")
    void testIsGuest() {
        // Given
        when(mockCredentials.isGuest()).thenReturn(true);

        // When
        boolean isGuest = mockCredentials.isGuest();

        // Then
        assertTrue(isGuest);
        verify(mockCredentials).isGuest();
    }

        setupNegotiateStubs();

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

        // Construct
        SmbComSessionSetupAndX obj = new SmbComSessionSetupAndX(mockContext, mockNegotiate, mockAndX, auth);

        }

        @Override
        public void refresh() throws CIFSException {
            // no-op for tests
        }

        @Override
        public boolean isGuest() {
            return false; // not guest for test purposes
        }

        @Override
        public boolean isAnonymous() {
            return false; // not anonymous for test purposes
        }

        @Override

        assertTrue(wrappedContext instanceof CIFSContextCredentialWrapper);
        // Verify that the new context uses NtlmPasswordAuthenticator (guest)
        assertTrue(wrappedContext.getCredentials() instanceof NtlmPasswordAuthenticator);
        assertTrue(wrappedContext.getCredentials().isGuest());
    }

    @Test
    void testGetCredentials() {
        assertEquals(mockCredentials, context.getCredentials());
    }

    @Override
    public boolean isAnonymous() {
        return false;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.NtlmPasswordAuthenticator#isGuest()
     */
    @Override
    public boolean isGuest() {
        return false;
    }

    @Override
    public Kerb5Authenticator clone() {
        JAASAuthenticator auth = new JAASAuthenticator();

        final String keyProp = NAME_PREFIX + id;
        doc.put(KEY_PROPERTY, keyProp);
        doc.put("url", "http://example.com/" + id);
        doc.put("boost", id);
        doc.put("role", "Rguest");
        requestBody.put("doc", doc);
        return requestBody;
    }

    @Override
    protected Map<String, Object> createSearchBody(final int size) {

{"index":{"_index":"fess_user.role","_id":"YWRtaW4="}}
{"name":"admin"}
{"index":{"_index":"fess_user.role","_id":"Z3Vlc3Q="}}

        bufferIndex += securityBufferLength;

        return bufferIndex - start;
    }

    /**
     * Checks whether the session is either anonymous or a guest session
     *
     * @return whether the session is either anonymous or a guest session
     */
    public boolean isLoggedInAsGuest() {
        return (this.sessionFlags & (SMB2_SESSION_FLAGS_IS_GUEST | SMB2_SESSION_FLAGS_IS_NULL)) != 0;
    }

                    this.lmHash = new byte[0];
                    this.ntHash = new byte[0];
                    this.capabilities &= ~SmbConstants.CAP_EXTENDED_SECURITY;
                    if (a.isGuest()) {
                        this.accountName = a.getUsername();
                        if (this.isUseUnicode()) {
                            this.accountName = this.accountName.toUpperCase();
                        }