@Override
    public void createUser(String username, String password) {
        String sql = "INSERT INTO users (username, password, enabled) VALUES (?, ?, ?)";
        
        try {
            jt.update(sql, username, password, true);
        } catch (CannotGetJdbcConnectionException e) {
            LogUtil.FATAL_LOG.error("[db-error] " + e.toString(), e);
            throw e;
        }
    }
@Test
    void testCreateUser() {
        externalUserPersistService.createUser("username", "password");
        
        String sql = "INSERT INTO users (username, password, enabled) VALUES (?, ?, ?)";
        Mockito.verify(jdbcTemplate).update(sql, "username", "password", true);
    }