new FinalizablePhantomReference<MyServerExampleWithFrq>(myServer, frq) {
            @Override
            public void finalizeReferent() {
              references.remove(this);
              if (!serverSocket.isClosed()) {
                try {
                  serverSocket.close();
                  finalizeReferentRan.set(true);
                } catch (IOException e) {
                  throw new UncheckedIOException(e);

        PooledObject<CloseableTestComponent> pooledObject = new DefaultPooledObject<>(component);

        assertFalse(component.isClosed());
        assertEquals(0, CloseableTestComponent.getCloseCount());

        closeableFactory.destroyObject(pooledObject);

        assertTrue(component.isClosed());
        assertEquals(1, CloseableTestComponent.getCloseCount());
    }

    /**