assertTrue(auth.isExpired());

        // Reset timestamp
        auth.resetAuthenticationTimestamp();
        assertFalse(auth.isExpired());

        // Test with no expiration (TTL = 0)
        auth.setAuthenticationTTL(0);
        Thread.sleep(100);
        assertFalse(auth.isExpired());

        // Test with negative TTL (no expiration)
        auth.setAuthenticationTTL(-1);
        Thread.sleep(100);

                null);

        assertFalse(durableInfo.isExpired());

        // Wait for expiration
        try {
            Thread.sleep(150);
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
        }

        assertTrue(durableInfo.isExpired());

        // Test persistent handle (never expires)

     */
    public HandleInfo getHandleForReconnect(String path) {
        lock.readLock().lock();
        try {
            HandleInfo info = handles.get(path);
            if (info != null && !info.isExpired()) {
                info.setReconnecting(true);
                info.updateAccessTime();
                log.debug("Found handle for reconnect: {}", path);
                return info;
            }

        assertFalse(registration.isExpired(60000));

        // Verify heartbeat was actually updated
        assertTrue(registration.getLastHeartbeat() > initialTime);
    }

    @Test
    void testExpiration() throws InterruptedException {
        // Registration should not be expired initially with long timeout
        assertFalse(registration.isExpired(60000));

  @Override
  public boolean containsKey(Object key) {
    return cachingHashMap.containsKey(key) && !isExpired(cachingHashMap.get(key));
  }

  @Override
  public boolean containsValue(Object value) {
    for (Timestamped<V> val : cachingHashMap.values()) {
      if (val.getValue().equals(value)) {
        if (!isExpired(val)) {
          return true;
        }
      }
    }
    return false;
  }

            HandleType.DURABLE_V2,
            1000,  // 1 second timeout
            null
        );
        
        assertFalse(info.isExpired());
        
        // Wait for expiration
        Thread.sleep(1500);
        assertTrue(info.isExpired());
        
        // Persistent handles don't expire
        HandleInfo persistent = new HandleInfo(
            "/test/file2.txt",

        this.startTime = System.currentTimeMillis();
    }

    /**
     * Returns whether the task has expired.
     *
     * @return whether the task has expired
     */
    public boolean isExpired() {
        return System.currentTimeMillis() >= startTime + timeoutMillis;
    }

    /**
     * Returns whether the task is permanent.
     *
     * @return whether the task is permanent
     */

        entry.setMaxAge(100); // 100ms

        assertFalse(entry.isExpired());
        assertFalse(entry.needsRefresh());

        // Wait for expiration
        try {
            Thread.sleep(150);
        } catch (InterruptedException e) {
            // Ignore
        }

        assertTrue(entry.isExpired());
        assertTrue(entry.needsRefresh());
    }

    @Test

        this.leaseKey = leaseKey;
        this.reconnecting = false;
    }

    /**
     * Check if this handle has expired
     * @return true if expired
     */
    public boolean isExpired() {
        if (type == HandleType.PERSISTENT) {
            return false; // Persistent handles don't expire
        }
        long elapsed = System.currentTimeMillis() - lastAccessTime;

	if !cred.Expiration.IsZero() && !cred.Expiration.Equal(timeSentinel) {
		s.WriteString("\n")
		s.WriteString(cred.Expiration.String())
	}
	return s.String()
}

// IsExpired - returns whether Credential is expired or not.
func (cred Credentials) IsExpired() bool {
	if cred.Expiration.IsZero() || cred.Expiration.Equal(timeSentinel) {
		return false
	}

	return cred.Expiration.Before(time.Now().UTC())
}