assertThat(myServer.serverSocket.isClosed()).isFalse();
    return myServer.serverSocket;
  }

  @Test
  public void testMyServerExampleWithFrq() throws Exception {
    AtomicBoolean finalizeReferentRan = new AtomicBoolean(false);
    ServerSocket serverSocket = makeMyServerExampleWithFrq(finalizeReferentRan);