}

    // Test ANONYMOUS constant
    @Test
    void testAnonymousConstant() {
        assertNotNull(NtlmPasswordAuthentication.ANONYMOUS);
        assertEquals("", NtlmPasswordAuthentication.ANONYMOUS.getDomain());
        assertEquals("", NtlmPasswordAuthentication.ANONYMOUS.getUsername());
        assertEquals("", NtlmPasswordAuthentication.ANONYMOUS.getPassword());
    }

        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;
    }

	// Colorize the message and print.
	logger.Startup(color.Blue("API: ") + color.Bold(fmt.Sprintf("%s ", apiEndpointStr)))
	if color.IsTerminal() && (!globalServerCtxt.Anonymous && !globalServerCtxt.JSON && globalAPIConfig.permitRootAccess()) {
		logger.Startup(color.Blue("   RootUser: ") + color.Bold("%s ", cred.AccessKey))
		logger.Startup(color.Blue("   RootPass: ") + color.Bold("%s \n", cred.SecretKey))

        assertTrue(npe2.getMessage().contains("non-null"));
        verifyNoInteractions(mockDir);
    }

    /**
     * Sanity: implementing via an anonymous class works the same as a lambda.
     */
    @Test
    @DisplayName("anonymous class implementation behaves correctly")
    void anonymousClassImplementation() throws Exception {
        SmbFilenameFilter filter = new SmbFilenameFilter() {

    /**
     * Get the domain of the user account.
     * @return the domain the user account is in
     */
    String getUserDomain();

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

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

     *
     * @return a child context using the configured default credentials
     */
    CIFSContext withDefaultCredentials();

    /**
     * Create a child context with anonymous credentials
     *
     * @return a child context using anonymous credentials
     */
    CIFSContext withAnonymousCredentials();

    /**
     * Create a child context with guest credentials
     *

        assertEquals(mockAuth, setupAndX.cred);
    }

    @Test
    void testConstructorWithAnonymousAuth() throws Exception {
        // Test with anonymous authentication
        SmbComSessionSetupAndX anonSetup = new SmbComSessionSetupAndX(mockSession, mockAndx, NtlmPasswordAuthentication.ANONYMOUS);
        assertNotNull(anonSetup);
        assertEquals(ServerMessageBlock.SMB_COM_SESSION_SETUP_ANDX, anonSetup.command);
    }

    @Test

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

class MessageTest {

    private Message message;

    @BeforeEach
    void setUp() {
        // Create an anonymous implementation of the Message interface for testing
        message = new Message() {
            private boolean retainPayload = false;
            private byte[] rawPayload;

            @Override

        String result = mockCredentials.getUserDomain();

        // Then
        assertEquals(domain, result);
        verify(mockCredentials).getUserDomain();
    }

    @Test
    @DisplayName("Should check for anonymous credentials")
    void testIsAnonymous() {
        // Given
        when(mockCredentials.isAnonymous()).thenReturn(true);

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

 * scattered authentication implementations.
 */
public interface AuthenticationProvider {

    /**
     * Authentication type enumeration
     */
    enum AuthType {
        NTLM, KERBEROS, SPNEGO, GUEST, ANONYMOUS
    }

    /**
     * Gets the authentication type
     *
     * @return the authentication type
     */
    AuthType getAuthType();

    /**
     * Authenticates using the provided context
     *