private void stress(String desc) {
    long start = System.currentTimeMillis();

    for (int i = 0; i < LOOP; i++) {
      broker.addPath("cc");
      broker.addQueryData("a", "3");
      broker.render();
    }

    long duration = System.currentTimeMillis() - start;

    System.out.printf("%s, Loop: %d, Duration: %,d ms%n", desc, LOOP, duration);
  }
  private void setupBroker(GenericURIBroker broker) {
    broker.setCharset("GBK"); // 避免LocaleUtil初始化的时间

    broker.setServerScheme("https");
    broker.setServerName("localhost");
    broker.setServerPort(443);
    broker.setLoginUser("user");
    broker.setLoginPassword("pass");
    broker.setReference("ref");

    broker.addPath("/aa/bb");
    broker.addQueryData("a", 1);
    broker.addQueryData("b", 2);
  }
  @Test
  public void withPrerender() {
    parent = (GenericURIBroker) new GenericURIBroker().fork();
    setupBroker(parent);

    // parent是autoreset的,因此fork出来的broker会prerendering
    broker = (GenericURIBroker) parent.fork();

    broker.addPath("cc");
    broker.addQueryData("a", "3");
    assertEquals("https://*****:*****@localhost/aa/bb/cc?a=1&b=2&a=3#ref", broker.render());
    assertEquals(true, broker.renderer.isServerRendered());

    stress("With Prerendering");
  }