class SmbTreeConnectionTest {

    @Mock
    CIFSContext ctx;

    @Mock
    Configuration config;

    @Mock
    Credentials credentials;

    @Mock
    DfsResolver dfsResolver;

    private SmbTreeConnection newConn() {
        return new SmbTreeConnection(ctx) {
        };
    }

    @BeforeEach
    void setup() {
        when(ctx.getConfig()).thenReturn(config);

        // When - get components multiple times
        Configuration config1 = context.getConfig();
        Configuration config2 = context.getConfig();
        DfsResolver dfs1 = context.getDfs();
        DfsResolver dfs2 = context.getDfs();
        BufferCache cache1 = context.getBufferCache();
        BufferCache cache2 = context.getBufferCache();

        // Then - should be same instances

        assertEquals(mockConfig, cifsContextWrapper.getConfig());
        verify(mockDelegate).getConfig();
    }

    @Test
    void testGetDfs() {
        // Test getDfs() method
        DfsResolver mockDfsResolver = mock(DfsResolver.class);
        when(mockDelegate.getDfs()).thenReturn(mockDfsResolver);
        assertEquals(mockDfsResolver, cifsContextWrapper.getDfs());
        verify(mockDelegate).getDfs();
    }

- [ ] Add cluster node tracking
- [ ] Create failover coordination

#### 6.3 Integration Points
- Integrate with `CIFSContext` for witness support
- Modify `SmbTransport` for failover handling
- Update `DfsResolver` for witness-aware resolution

---

## Implementation Dependencies

```mermaid
graph TD
    A[SMB3 Leases] --> B[Directory Leasing]
    A --> C[Persistent Handles]
    C --> D[Multi-Channel]

import jcifs.CIFSContext;
import jcifs.DfsReferralData;
import jcifs.DfsResolver;
import jcifs.SmbTransport;
import jcifs.internal.dfs.DfsReferralDataImpl;
import jcifs.internal.dfs.DfsReferralDataInternal;

/**
 * Caching DFS resolver implementation
 *
 *
 * <p>This class is intended for internal use.</p>
 */
public class DfsImpl implements DfsResolver {