registryDirectory.notify(serviceUrls);
Assert.assertEquals(true, registryDirectory.isAvailable());
invocation = new RpcInvocation();
List invokers = registryDirectory.list(invocation);
Assert.assertEquals(2, invokers.size());
RpcInvocation mockinvocation = new RpcInvocation();
mockinvocation.setAttachment(Constants.INVOCATION_NEED_MOCK, "true");
invokers = registryDirectory.list(mockinvocation);