assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    @Test
    public void test_serialization() {
        // Test that the exception has the correct serialVersionUID field

      V value, @Nullable Exception except, CountDownLatch waitOn);

  /** Tests that the {@link Future#get()} method blocks until a value is available. */
  public void testGetBlocksUntilValueAvailable() throws Throwable {

    assertFalse(future.isDone());
    assertFalse(future.isCancelled());

    ExecutorService executor = newSingleThreadExecutor();

    try {

     * @param severity the error severity
     * @param category the error category
     * @param cause the cause exception
     */
    public SmbException(String message, int errorCode, Severity severity, Category category, Throwable cause) {
        super(message, cause);
        this.errorCode = errorCode;
        this.severity = severity;
        this.category = category;
        this.context = new HashMap<>();

            } else if (logger.isInfoEnabled()) {
                logger.info("ThumbnailGenerator is stopped.");
            }
            exitCode = Constants.EXIT_FAIL;
        } catch (final Throwable t) {
            logger.error("ThumbnailGenerator terminated unexpectedly.", t);
            exitCode = Constants.EXIT_FAIL;
        } finally {
            if (systemMonitorTask != null) {

            return null;
        }

        @Override
        public void log(String msg) {
        }

        @Override
        public void log(String message, Throwable throwable) {
        }

        @Override
        public String getServerInfo() {
            return null;
        }

        @Override
        public String getInitParameter(String name) {

@J2ktIncompatible
public class ThreadFactoryBuilderTest extends TestCase {
  private final Runnable monitoredRunnable = () -> completed = true;

  private static final UncaughtExceptionHandler UNCAUGHT_EXCEPTION_HANDLER =
      (thread, throwable) -> {};

  private ThreadFactoryBuilder builder;
  private volatile boolean completed = false;

  @Override
  public void setUp() {
    builder = new ThreadFactoryBuilder();
  }

```

**Async Operations:**
```java
suggester.suggest()
    .setQuery("search")
    .execute()
    .done(response -> { /* handle success */ })
    .error(throwable -> { /* handle error */ });
```

---

## Important Notes

### Thread Safety
- **Suggester**: Thread-safe for queries
- **SuggestIndexer**: Thread-safe for indexing

        /**
         * Create exception with cause
         *
         * @param message error message
         * @param cause underlying cause
         */
        public NoAvailableChannelException(String message, Throwable cause) {
            super(message, cause);
        }
    }

        assertNotNull(details);
        assertTrue(details.contains("Total: 1 event(s)"));
        assertTrue(details.contains("Something went wrong"));
        // Throwable is no longer included in summary-oriented format
        // Only log message is shown per event line
    }

    @Test
    public void test_formatDetails_emptyList() {

        }
    }

    @Test
    @DisplayName("Should pass null for SmbAuthException when error is not SmbAuthException")
    void testRenewCredentials_WithErrorNotSmbAuthException() {
        Throwable genericError = new RuntimeException("Generic Error");
        try (MockedStatic<NtlmAuthenticator> mockedNtlmAuthenticator = mockStatic(NtlmAuthenticator.class)) {