@Test
 public void testSave() {
   User user =
       UserBuilder.userBuilder(1)
           .username("test")
           .email("*****@*****.**")
           .password("test")
           .build();
   user = userManager.get(userManager.save(user, true));
   Assert.assertNotNull(user);
   Assert.assertNotNull(user.getUsername());
   Assert.assertEquals(new Integer(0), user.getUserLoginStatistic().getLoginOk());
   Assert.assertNotNull(user.getRoles());
   Assert.assertTrue(user.getRoles().size() > 0);
 }
 @Test
 public void testProperty() {
   User user = userManager.filter("username", "admin");
   Assert.assertNotNull(user);
   Assert.assertNotNull(user.getUsername());
 }
 @Test
 public void testGet() {
   User user = userManager.get(1);
   Assert.assertNotNull(user);
   Assert.assertNotNull(user.getUsername());
 }