@ParameterizedTest(name = "{index} => test {0}")
    @MethodSource("nonNullEleKeys")
    public void testListEleSize(final String key) {
        Map<String, List<EnumVO>> list = enumService.list();
        assertThat(list, hasKey(key));

        List<EnumVO> enums = list.get(key);
        assertThat(enums.size(), greaterThan(0));
    }
test element size.

@param key element key
shenyu-admin/src/test/java/org/apache/shenyu/admin/service/EnumServiceTest.java