}

				for _, ref := range rel.References {
					updateMap[ref.ForeignKey.DBName] = nil
				}

				association.Error = association.DB.UpdateColumns(updateMap).Error
			}
			if association.Unscope && oldBelongsToExpr != nil {

		t.Fatalf("failed to onconflict create user, got error %v", err)
	} else {
		var user3 User
		DB.First(&user3, user.ID)
		if user3.UpdatedAt.UnixNano() == user2.UpdatedAt.UnixNano() {
			t.Fatalf("failed to update user's updated_at, old: %v, new: %v", user2.UpdatedAt, user3.UpdatedAt)
		}
	}
}

func TestUpsertSlice(t *testing.T) {
	langs := []Language{
		{Code: "upsert-slice1", Name: "Upsert-slice1"},

        setUpdatedAt_DateRange("updatedAt", opLambda, null);
    }

    public void setUpdatedAt_DateRange(ConditionOptionCall<DateRangeAggregationBuilder> opLambda, OperatorCall<BsUserInfoCA> aggsLambda) {
        setUpdatedAt_DateRange("updatedAt", opLambda, aggsLambda);
    }

    public void setUpdatedAt_Equal(LocalDateTime updatedAt) {
        setUpdatedAt_Term(updatedAt, null);
    }

    public void setUpdatedAt_Equal(LocalDateTime updatedAt, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setUpdatedAt_Term(updatedAt, opLambda);
    }

    public void setUpdatedAt_Term(LocalDateTime updatedAt) {
        setUpdatedAt_Term(updatedAt, null);
    }

	}
	AssertObjEqual(t, result, user, "UpdatedAt")

	var result3 User
	DB.First(&result3, result.ID)
	AssertObjEqual(t, result, result3, "Name", "Age", "UpdatedAt")

	DB.Model(&result).Select("Name", "Age", "UpdatedAt").Updates(User{Name: "update_with_select"})

	if utils.AssertEqual(result.UpdatedAt, user.UpdatedAt) {
		t.Fatalf("Update struct should update UpdatedAt, was %+v, got %+v", result.UpdatedAt, user.UpdatedAt)

	curTime := now.MustParse("2016-01-01")
	user.CreatedAt = curTime
	user.UpdatedAt = curTime
	DB.Save(&user)

	AssertEqual(t, user.CreatedAt, curTime)
	AssertEqual(t, user.UpdatedAt, curTime)

	var newUser User
	DB.First(&newUser, user.ID)

	AssertEqual(t, newUser.CreatedAt, curTime)
	AssertEqual(t, newUser.UpdatedAt, curTime)
}

func TestCreateWithNowFuncOverride(t *testing.T) {

	var (
		userSchema, _ = schema.Parse(&tests.User{}, &sync.Map{}, schema.NamingStrategy{})
		user          = tests.User{
			Model: gorm.Model{
				ID:        10,
				CreatedAt: time.Now(),
				UpdatedAt: time.Now(),
				DeletedAt: gorm.DeletedAt{Time: time.Now(), Valid: true},
			},
			Name:     "valuer_and_setter",
			Age:      18,
			Birthday: tests.Now(),
			Active:   true,
		}

		{Name: "CreatedAt", DBName: "created_at", BindNames: []string{"Model", "CreatedAt"}, DataType: schema.Time},
		{Name: "UpdatedAt", DBName: "updated_at", BindNames: []string{"Model", "UpdatedAt"}, DataType: schema.Time},
		{Name: "DeletedAt", DBName: "deleted_at", BindNames: []string{"Model", "DeletedAt"}, Tag: `gorm:"index"`, DataType: schema.Time},

	// create
	user := &User{Name: "foo", Age: 20}
	user.CreatedAt = date
	user.UpdatedAt = date
	sql = DB.ToSQL(func(tx *gorm.DB) *gorm.DB {
		return tx.Model(&User{}).Create(user)
	})

	var result2 ScannerValuerStruct
	if err := DB.First(&result2, result.ID).Error; err != nil {
		t.Errorf("got error %v when query with %v", err, result.ID)
	}

	AssertObjEqual(t, result2, result, "ID", "CreatedAt", "UpdatedAt", "Name", "Gender", "Age")
}

func TestInvalidValuer(t *testing.T) {
	DB.Migrator().DropTable(&ScannerValuerStruct{})
	if err := DB.Migrator().AutoMigrate(&ScannerValuerStruct{}); err != nil {