resourceManager.registerResource(resource2);

        assertFalse(resource1.isClosed());
        assertFalse(resource2.isClosed());

        int cleaned = resourceManager.forceCleanup();
        assertTrue(cleaned >= 2);

        assertTrue(resource1.isClosed());
        assertTrue(resource2.isClosed());
    }

    @Test
    @DisplayName("Test leak detection for unclosed resources")

        assertFalse(auth.isClosed());

        // Close multiple times
        auth.close();
        assertTrue(auth.isClosed());

        auth.close(); // Should not throw
        assertTrue(auth.isClosed());

        auth.close(); // Should still not throw
        assertTrue(auth.isClosed());
    }

    /**

    }

    /**
     * Stop the mock witness service
     */
    public void stop() {
        running.set(false);

        if (serverSocket != null && !serverSocket.isClosed()) {
            try {
                serverSocket.close();
            } catch (IOException e) {
                log.debug("Error closing server socket", e);
            }
        }

        Socket s = mock(Socket.class);
        when(s.isClosed()).thenReturn(false);
        setField(transport, "socket", s);

        // Act & Assert
        assertFalse(transport.isDisconnected());
        assertFalse(transport.isFailed());

        // Close socket -> both should be true
        when(s.isClosed()).thenReturn(true);
        assertTrue(transport.isDisconnected());

                new Smb2EncryptionContext(EncryptionNegotiateContext.CIPHER_AES128_CCM, DialectVersion.SMB302, encKey, decKey, keyManager);

        assertFalse(context.isClosed());

        // When
        context.close();

        // Then
        assertTrue(context.isClosed());

        // Should be idempotent
        assertDoesNotThrow(() -> context.close());

        // Cleanup
        keyManager.close();
    }

    public boolean isDisconnected() {
        final Socket s = this.socket;
        return super.isDisconnected() || s == null || s.isClosed();
    }

    @Override
    public boolean isFailed() {
        final Socket s = this.socket;
        return super.isFailed() || s == null || s.isClosed();
    }

    @Override
    public boolean hasCapability(final int cap) throws SmbException {

            closed = true;
        }
    }

    /**
     * Check if this authenticator has been closed
     *
     * @return true if closed, false otherwise
     */
    public boolean isClosed() {
        return closed;
    }

    private void checkNotClosed() {
        if (closed) {
            throw new IllegalStateException("Authenticator has been closed");
        }
    }

    /**

        } finally {
            closed = true;
        }
    }

    /**
     * Check if this context is closed
     *
     * @return true if closed, false otherwise
     */
    public boolean isClosed() {
        return closed;
    }