@Test
public void testFirstReadNextWrite() {
log.debug("test first read next write============begin");
User user = genUser();
userService.save(user); // 1 choice write datasource
user = userService.findById(user.getId()); // 2 choice read datasource
userService.delete(user.getId()); // 3 choice write datasource
log.debug("test first read next write============end");
}
@Test
public void testOnlyRead() {
log.debug("test only read============begin");
userService.findById(1);
log.debug("test only read============end");
}