public List<ShenyuServiceInstance> getCopyInstances() {
        List<ShenyuServiceInstance> copy = new ArrayList<>(shenyuServiceInstances.size());
        shenyuServiceInstances.forEach(instance -> {
            ShenyuServiceInstance cp = ShenyuServiceTransfer.INSTANCE.deepCopy(instance);
            copy.add(cp);
        });
        return copy;
    }
@Test
    public void getCopyInstances() {
        List<ShenyuServiceInstance> list = shenyuServiceInstanceLists.getCopyInstances();
        Assertions.assertEquals(1, list.size());
    }