@Test
    @DisplayName("Should define all configuration methods")
    void testConfigurationInterface() {
        assertDoesNotThrow(() -> {
            mockConfig.getRandom();
            mockConfig.getDfsTtl();
            mockConfig.isDfsStrictView();
            mockConfig.isDfsDisabled();
            mockConfig.isDfsConvertToFQDN();
            mockConfig.getMinimumVersion();
            mockConfig.getMaximumVersion();

            try (SmbTransport dc = getDc(tf, authDomain)) {
                final CacheEntry<Map<String, CacheEntry<DfsReferralDataInternal>>> entry =
                        new CacheEntry<>(tf.getConfig().getDfsTtl() * 10L);
                DfsReferralData initial = null;
                @SuppressWarnings("resource")
                final SmbTransportInternal trans = dc != null ? dc.unwrap(SmbTransportInternal.class) : null;

        return this.delegate.isPort139FailoverEnabled();
    }

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

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Configuration#isDfsStrictView()
     */
    @Override

        // Given
        when(mockDelegate.getDfsTtl()).thenReturn(300L);
        when(mockDelegate.getResponseTimeout()).thenReturn(30000);
        when(mockDelegate.getSoTimeout()).thenReturn(35000);
        when(mockDelegate.getConnTimeout()).thenReturn(35000);
        when(mockDelegate.getMaxMpxCount()).thenReturn(10);

        // When
        long dfsTtl = delegatingConfig.getDfsTtl();

        when(mockContext.getCredentials()).thenReturn(mockCredentials);
        when(mockContext.getTransportPool()).thenReturn(mockTransportPool);
        when(mockConfig.getDfsTtl()).thenReturn(300L);

        // Mock transport to throw IOException - simulating connection failure
        when(mockTransportPool.getSmbTransport(any(CIFSContext.class), anyString(), anyInt(), anyBoolean(), anyBoolean()))

    @DisplayName("Test DFS configuration getters")
    void testDfsConfigurationGetters() {
        assertFalse(config.isDfsDisabled());
        assertFalse(config.isDfsStrictView());
        assertEquals(300L, config.getDfsTtl());
        assertFalse(config.isDfsConvertToFQDN());
        assertNull(config.getLogonShare());
    }

    @Test
    @DisplayName("Test authentication configuration getters")

    SecureRandom getRandom();

    /**
     *
     *
     * Property {@code jcifs.smb.client.dfs.ttl} (int, default 300)
     *
     * @return title to live, in seconds, for DFS cache entries
     */
    long getDfsTtl();

    /**
     *
     * Property {@code jcifs.smb.client.dfs.strictView} (boolean, default false)
     *
     * @return whether a authentication failure during DFS resolving will throw an exception
     */

        return this.dfsDisabled;
    }

    @Override
    public boolean isDfsStrictView() {
        return this.dfsStrictView;
    }

    @Override
    public long getDfsTtl() {
        return this.dfsTTL;
    }

    @Override
    public boolean isDfsConvertToFQDN() {
        return this.dfsConvertToFqdn;
    }

    @Override
    public String getLogonShare() {

                rn = dfsResp.getNumReferrals();
            }

            DfsReferralDataImpl cur = null;
            final long expiration = System.currentTimeMillis() + ctx.getConfig().getDfsTtl() * 1000;
            final Referral[] refs = dfsResp.getReferrals();
            for (int di = 0; di < rn; di++) {