super(userInfo, tc.getConfig().getDefaultDomain(),
                tc.getConfig().getDefaultUsername() != null ? tc.getConfig().getDefaultUsername() : "GUEST",
                tc.getConfig().getDefaultPassword() != null ? tc.getConfig().getDefaultPassword() : "");
        this.context = tc;
    }

    /**
     * Create an {@code NtlmPasswordAuthentication} object from a
     * domain, username, and password. Parameters that are {@code null}

    @BeforeEach
    void setUp() throws CIFSException {
        // Setup mock configuration with required methods
        when(mockConfig.getDefaultUsername()).thenReturn(null);
        when(mockConfig.getDefaultPassword()).thenReturn(null);
        when(mockConfig.getDefaultDomain()).thenReturn(null);
        when(mockConfig.getBufferCacheSize()).thenReturn(16);
        when(mockConfig.getMaximumBufferSize()).thenReturn(65536);

        return this.delegate.getDefaultUsername();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Configuration#getDefaultPassword()
     */
    @Override
    public String getDefaultPassword() {
        return this.delegate.getDefaultPassword();
    }

    /**
     *
     * @see jcifs.Configuration#isDisablePlainTextPasswords()
     */
    @Override

        when(mockDelegate.getDefaultDomain()).thenReturn("WORKGROUP");
        when(mockDelegate.getDefaultUsername()).thenReturn("testuser");
        when(mockDelegate.getDefaultPassword()).thenReturn("testpass");
        when(mockDelegate.getNativeLanman()).thenReturn("jCIFS");

        // When
        String oemEncoding = delegatingConfig.getOemEncoding();

        final String domain = getDefaultDomain();
        setDomain(domain);
        final String user = getDefaultUser();
        setUser(user);
        final String password = getDefaultPassword();
        switch (LM_COMPATIBILITY) {
        case 0:
        case 1:
            setLMResponse(getLMResponse(type2, password));
            setNTResponse(getNTResponse(type2, password));
            break;

     */
    String getDefaultUsername();

    /**
     *
     * Property {@code jcifs.smb.client.password}
     *
     * @return default credentials, password
     */
    String getDefaultPassword();

    /**
     * Lanman compatibility level
     *
     * <a href="https://technet.microsoft.com/en-us/library/cc960646.aspx">Microsoft TechNet Documentation</a>
     *
     *
     * <table>

            mockConfig.getNetbiosHostname();
            mockConfig.getLogonShare();
            mockConfig.getDefaultDomain();
            mockConfig.getDefaultUsername();
            mockConfig.getDefaultPassword();
            mockConfig.getLanManCompatibility();
            mockConfig.isAllowNTLMFallback();
            mockConfig.isUseRawNTLM();
            mockConfig.isDisablePlainTextPasswords();

        return this.defaultDomain;
    }

    @Override
    public String getDefaultUsername() {
        return this.defaultUserName;
    }

    @Override
    public String getDefaultPassword() {
        return this.defaultPassword;
    }

    @Override
    public boolean isDisablePlainTextPasswords() {
        return this.disablePlainTextPasswords;
    }

    @Override

        return npa instanceof jcifs.smb.NtlmPasswordAuthentication && ((NtlmPasswordAuthentication) npa).areHashesExternal()
                && tc.getConfig().getDefaultPassword() != null;
    }

    boolean logoff(boolean inError, boolean inUse) {
        boolean wasInUse = false;
        try (SmbTransportImpl trans = getTransport()) {
            synchronized (trans) {

        this.bufferCache = new BufferCacheImpl(this.config);
        this.transportPool = new SmbTransportPoolImpl();
        final String defUser = config.getDefaultUsername();
        final String defPassword = config.getDefaultPassword();
        final String defDomain = config.getDefaultDomain();
        if (defUser != null) {
            this.defaultCredentials = new NtlmPasswordAuthenticator(defDomain, defUser, defPassword);
        } else {