DB.Save(&p)

	if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 1, 0, 1, 1, 0, 0, 0, 0}) {
		t.Fatalf("Callbacks should be invoked successfully, %v", p.GetCallTimes())
	}

	DB.Where("Code = ?", "unique_code").First(&p)
	if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 1, 0, 1, 0, 0, 0, 0, 1}) {
		t.Fatalf("After callbacks values are not saved, %v", p.GetCallTimes())
	}

	p.Price = 200
	DB.Save(&p)