if result.ID != 0 {
		t.Errorf("Should not have ID because only selected name, %+v", result.ID)
	}

	if user.Name != result.Name {
		t.Errorf("Should have user Name when selected it")
	}

	var result2 User
	DB.Where("name = ?", user.Name).Select("name as name").Find(&result2)
	if result2.ID != 0 {
		t.Errorf("Should not have ID because only selected name, %+v", result2.ID)
	}

		}

		if DB.Migrator().HasConstraint(&User{}, name) {
			t.Fatalf("constraint %v should been deleted", name)
		}

		if err := DB.Migrator().CreateConstraint(&User{}, name); err != nil {
			t.Fatalf("failed to create constraint %v, got error %v", name, err)
		}

		if !DB.Migrator().HasConstraint(&User{}, name) {
			t.Fatalf("failed to found constraint %v", name)
		}
	}
}