}
	}

	return association
}

func (association *Association) Unscoped() *Association {
	return &Association{
		DB:           association.DB,
		Relationship: association.Relationship,
		Error:        association.Error,
		Unscope:      true,
	}
}

func (association *Association) Find(out interface{}, conds ...interface{}) error {
	if association.Error == nil {

type AssociationOpType int

const (
	OpUnlink AssociationOpType = iota // Unlink association
	OpDelete                          // Delete association records
	OpUpdate                          // Update association records
	OpCreate                          // Create association records with assignments
)

// Association represents an association operation
type Association struct {

		t.Errorf("Should find has one polymorphic association")
	}

	hamsterToy = Toy{}
	DB.Model(&hamster).Association("OtherToy").Find(&hamsterToy)
	if hamsterToy.Name != hamster.OtherToy.Name {
		t.Errorf("Should find has one polymorphic association")
	}

	// Append
	DB.Model(&hamster).Association("PreferredToy").Append(&Toy{
		Name: "bike 2",
	})

	DB.Model(&hamster).Association("OtherToy").Append(&Toy{
		Name: "treadmill 2",

	}

	// test delete
	if err := tx.Model(&item).Association("Contents").Unscoped().Delete(&contents[0]); err != nil {
		t.Errorf("failed to delete Contents, got error: %v", err)
	}
	if count := tx.Model(&item).Association("Contents").Count(); count != 2 {
		t.Errorf("expected %d contents, got %d", 2, count)
	}

	// test clear
	if err := tx.Model(&item).Association("Contents").Unscoped().Clear(); err != nil {

	}

	if DB.Unscoped().Model(&person).Association("Addresses").Count() != 2 {
		t.Fatalf("Should found soft deleted addresses with unscoped")
	}

	DB.Model(&person).Association("Addresses").Clear()

	if DB.Model(&person).Association("Addresses").Count() != 0 {
		t.Fatalf("Should deleted all addresses")
	}

	if DB.Unscoped().Model(&person).Association("Addresses").Count() != 2 {

	// Find
	var user2 User
	DB.Find(&user2, "id = ?", user.ID)
	DB.Model(&user2).Association("Account").Find(&user2.Account)
	CheckUser(t, user2, user)

	// Count
	AssertAssociationCount(t, user, "Account", 1, "")

	// Append
	account := Account{Number: "account-has-one-append"}

	if err := DB.Model(&user2).Association("Account").Append(&account); err != nil {
		t.Fatalf("Error happened when append account, got %v", err)

	}

	// Test Set + Update with multiple association operations
	assocOp1 := clause.Association{
		Association: "Pets",
		Type:        clause.OpCreate,
		Set: []clause.Assignment{
			{Column: clause.Column{Name: "name"}, Value: "test-pet-1"},
		},
	}

	assocOp2 := clause.Association{
		Association: "Toys",
		Type:        clause.OpCreate,
		Set: []clause.Assignment{

	DB.Find(&user2, "id = ?", user.ID)
	DB.Model(&user2).Association("Languages").Find(&user2.Languages)

	CheckUser(t, user2, user)

	// Count
	AssertAssociationCount(t, user, "Languages", 2, "")

	// Append
	language := Language{Code: "language-many2many-append", Name: "language-many2many-append"}
	DB.Create(&language)

	if err := DB.Model(&user2).Association("Languages").Append(&language); err != nil {

	var tags3 []Tag
	DB.Model(&blog).Association("Tags").Find(&tags3)
	if !compareTags(tags3, []string{"tag6"}) {
		t.Fatalf("Should find 1 tags after Delete")
	}

	if DB.Model(&blog).Association("Tags").Count() != 1 {
		t.Fatalf("Blog should has three tags after Delete")
	}

	DB.Model(&blog).Association("Tags").Delete(tag3)
	var tags4 []Tag

				data[a.Column.Name] = a.Value
			}
			return assoc.Append(data)
		}, op.Association)
	}

	return s.handleAssociationForOwners(base, ctx, func(owner T, assoc *Association) error {
		return assoc.Append(op.Values...)
	}, op.Association)
}

// handleAssociationForOwners is a helper function that handles associations for all owners