public static String simplyEnvNameIfOverLimit(String envName) {
        if (StringUtils.isNotBlank(envName) && envName.length() > MAX_ENV_NAME_LENGTH) {
            return envName.substring(0, MAX_ENV_NAME_LENGTH) + MD5Utils.md5Hex(envName, "UTF-8");
        }
        return envName;
    }
@Test
    void testSimplyEnvNameNotOverLimit() {
        String expect = "test";
        assertEquals(expect, ParamUtil.simplyEnvNameIfOverLimit(expect));
    }