private static void assertExistJSONCreator(Constructor<?>[] constructors) {
        Optional<JSONCreator> jsonCreator = Arrays.stream(constructors)
                .map(constructor -> BeanUtils.findAnnotation(constructor, JSONCreator.class))
                .filter(Objects::nonNull)
                .findAny();

        assertTrue(jsonCreator.isPresent());
    }
Test for {@link JSONCreator}

@author lzhpo
core/src/test/java/com/alibaba/fastjson2/annotation/JSONCreatorCombinationTest.java