@Override
    public <R> R queryOne(String sql, Class<R> cls) {
        return queryOne(jdbcTemplate, sql, cls);
    }
@Test
    void testQueryOne4() {
        String sql = "SELECT 1";
        Class<Long> clazz = Long.class;
        Long result = 1L;
        when(tempJdbcTemplate.queryForObject(sql, clazz)).thenReturn(result);
        assertEquals(operate.queryOne(tempJdbcTemplate, sql, clazz), result);
    }