@Override
    public List<ZuulFilter<?, ?>> putFiltersForClasses(String[] classNames) throws Exception {
        List<ZuulFilter<?, ?>> newFilters = new ArrayList<>();
        for (String className : classNames) {
            newFilters.add(putFilterForClassName(className));
        }
        return Collections.unmodifiableList(newFilters);
    }
@Test
    void testPutFiltersForClasses() throws Exception {
        loader.putFiltersForClasses(new String[] {TestZuulFilter.class.getName()});

        Collection<ZuulFilter<?, ?>> filters = registry.getAllFilters();
        assertEquals(1, filters.size());
    }