DB.Save(&p2)

	p2.Code = "dont_update"
	if DB.Save(&p2).Error == nil {
		t.Fatalf("An error from before update callbacks happened when update with invalid value")
	}

	if DB.Where("code = ?", "update_callback").First(&Product{}).Error != nil {
		t.Fatalf("Record Should not be updated due to errors happened in before update callback")
	}

	if DB.Where("code = ?", "dont_update").First(&Product{}).Error == nil {