code: @Test public void testCheckOK(){
    ExtensionLoader.getExtensionLoader(RegistryFactory.class).getAdaptiveExtension().getRegistry(registryUrl);
    ExtensionLoader.getExtensionLoader(RegistryFactory.class).getAdaptiveExtension().getRegistry(registryUrl2);
    assertEquals(Status.Level.OK,new RegistryStatusChecker().check().getLevel());
    String message=new RegistryStatusChecker().check().getMessage();
    Assert.assertTrue(message.contains(registryUrl.getAddress() + "(connected)"));
    Assert.assertTrue(message.contains(registryUrl2.getAddress() + "(connected)"));
  }
  