}
}

func TestCreateNilPointer(t *testing.T) {
	var user *User

	err := DB.Create(user).Error
	if err == nil || err != gorm.ErrInvalidValue {
		t.Fatalf("it is not ErrInvalidValue")
	}
}

func TestFirstOrCreateRowsAffected(t *testing.T) {
	user := User{Name: "TestFirstOrCreateRowsAffected"}

	res := DB.FirstOrCreate(&user, "name = ?", user.Name)

	}
}

func AfterQuery(db *gorm.DB) {
	// clear the joins after query because preload need it
	db.Statement.Joins = nil
	if db.Error == nil && db.Statement.Schema != nil && !db.Statement.SkipHooks && db.Statement.Schema.AfterFind && db.RowsAffected > 0 {
		callMethod(db, func(value interface{}, tx *gorm.DB) bool {

}

// DropView drop view
func (m Migrator) DropView(name string) error {
	return m.DB.Exec("DROP VIEW IF EXISTS ?", clause.Table{Name: name}).Error
}

// GuessConstraintAndTable guess statement's constraint and it's table based on name
//
// Deprecated: use GuessConstraintInterfaceAndTable instead.
func (m Migrator) GuessConstraintAndTable(stmt *gorm.Statement, name string) (*schema.Constraint, *schema.CheckConstraint, string) {

	}

	if len(omits) > 0 {
		tx = tx.Omit(omits...)
	}

	return db.AddError(tx.Create(values).Error)
}

// check association values has been saved
// if values kind is Struct, check it has been saved
// if values kind is Slice/Array, check all items have been saved
var visitMapStoreKey = "gorm:saved_association_map"

func checkAssociationsSaved(db *gorm.DB, values reflect.Value) bool {

)

// Model specify the model you would like to run db operations
//
//	// update all users's name to `hello`
//	db.Model(&User{}).Update("name", "hello")
//	// if user's primary key is non-blank, will use it as condition, then will only update that user's name to `hello`
//	db.Model(&user).Update("name", "hello")
func (db *DB) Model(value interface{}) (tx *DB) {
	tx = db.getInstance()
	tx.Statement.Model = value
	return
}

		}
	}
}

// FirstOrInit finds the first matching record, otherwise if not found initializes a new instance with given conds.
// Each conds must be a struct or map.
//
// FirstOrInit never modifies the database. It is often used with Assign and Attrs.
//
//	// assign an email if the record is not found
//	db.Where(User{Name: "non_existing"}).Attrs(User{Email: "******@****.***"}).FirstOrInit(&user)

	}
}

func TestManyToManyPreloadWithMultiPrimaryKeys(t *testing.T) {
	if name := DB.Dialector.Name(); name == "sqlite" || name == "sqlserver" {
		t.Skip("skip sqlite, sqlserver due to it doesn't support multiple primary keys with auto increment")
	}

	type (
		Level1 struct {
			ID           uint   `gorm:"primary_key;"`
			LanguageCode string `gorm:"primary_key"`
			Value        string
		}

	if name := DB.Dialector.Name(); name == "sqlite" || name == "sqlserver" {
		t.Skip("skip sqlite, sqlserver due to it doesn't support multiple primary keys with auto increment")
	}

	if name := DB.Dialector.Name(); name == "postgres" {
		t.Skip("skip postgres due to it only allow unique constraint matching given keys")
	}

	}
	for _, relations := range embeddedRelations.EmbeddedRelations {
		names = append(names, embeddedValues(relations)...)
	}
	return names
}

// preloadEntryPoint enters layer by layer. It will call real preload if it finds the right entry point.
// If the current relationship is embedded or joined, current query will be ignored.
//
//nolint:cyclop

	}
}

// BuildCondition build condition
func (stmt *Statement) BuildCondition(query interface{}, args ...interface{}) []clause.Expression {
	if s, ok := query.(string); ok {
		// if it is a number, then treats it as primary key
		if _, err := strconv.Atoi(s); err != nil {
			if s == "" && len(args) == 0 {
				return nil
			}

			if len(args) == 0 || (len(args) > 0 && strings.Contains(s, "?")) {