assertEquals(initialFiles.length + 1, updatedFiles.length);
}
```

## 9. Error Handling

### 9.1 Cache Consistency
```java
public class CacheConsistencyManager {
    public void handleInconsistency(String directoryPath, String fileName) {
        log.warn("Cache inconsistency detected for: {}/{}", directoryPath, fileName);
        
        // Invalidate affected cache entries