input  map[string]interface{}
		expect clause.Values
	}{
		{
			name: "Test convert string value",
			input: map[string]interface{}{
				"name": "my name",
			},
			expect: clause.Values{
				Columns: []clause.Column{{Name: "name"}},
				Values:  [][]interface{}{{"my name"}},
			},
		},
		{
			name: "Test convert int value",
			input: map[string]interface{}{
				"age": 18,
			},
			expect: clause.Values{

				} else {
					vars[idx] = fmt.Sprintf("%.6f", rv.Interface())
				}
			} else {
				for _, t := range convertibleTypes {
					if rv.Type().ConvertibleTo(t) {
						convertParams(rv.Convert(t).Interface(), idx)
						return
					}
				}
				vars[idx] = escaper + strings.ReplaceAll(fmt.Sprint(v), escaper, escaper+escaper) + escaper
			}
		}
	}

	for idx, v := range avars {

						if _, isZero := pkField.ValueOf(db.Statement.Context, rv); isZero {
							db.AddError(pkField.Set(db.Statement.Context, rv, insertID))
							insertID += pkField.AutoIncrementIncrement
						}
					}
				}
			case reflect.Struct:
				_, isZero := pkField.ValueOf(db.Statement.Context, db.Statement.ReflectValue)
				if isZero {
					db.AddError(pkField.Set(db.Statement.Context, db.Statement.ReflectValue, insertID))
				}
			}

	Value(ctx context.Context, field *Field, dst reflect.Value, fieldValue interface{}) (interface{}, error)
}

// JSONSerializer json serializer
type JSONSerializer struct{}

// Scan implements serializer interface
func (JSONSerializer) Scan(ctx context.Context, field *Field, dst reflect.Value, dbValue interface{}) (err error) {
	fieldValue := reflect.New(field.FieldType)

	if dbValue != nil {
		var bytes []byte

	c.conn.got = append(c.conn.got, query)
	return c.Tx.ExecContext(ctx, query, args...)
}

func (c *wrapperTx) QueryContext(ctx context.Context, query string, args ...interface{}) (*sql.Rows, error) {
	c.conn.got = append(c.conn.got, query)
	return c.Tx.QueryContext(ctx, query, args...)
}

		}
	}

	for _, f := range p.fns {
		f(db)
	}

	if stmt.SQL.Len() > 0 {
		db.Logger.Trace(stmt.Context, curTime, func() (string, int64) {
			sql, vars := stmt.SQL.String(), stmt.Vars
			if filter, ok := db.Logger.(ParamsFilter); ok {
				sql, vars = filter.ParamsFilter(stmt.Context, stmt.SQL.String(), stmt.Vars...)
			}
			return db.Dialector.Explain(sql, vars...), db.RowsAffected
		}, db.Error)
	}

import (
	"context"
	"errors"
	"sync"
	"testing"
	"time"

	"gorm.io/gorm"
	. "gorm.io/gorm/utils/tests"
)

func TestPreparedStmt(t *testing.T) {
	tx := DB.Session(&gorm.Session{PrepareStmt: true})

	if _, ok := tx.ConnPool.(*gorm.PreparedStmtDB); !ok {
		t.Fatalf("should assign PreparedStatement Manager back to database when using PrepareStmt mode")
	}

	for idx, field := range fields {
		if field == nil {
			continue
		}

		if len(joinFields) == 0 || len(joinFields[idx]) == 0 {
			db.AddError(field.Set(db.Statement.Context, reflectValue, values[idx]))
		} else { // joinFields count is larger than 2 when using join
			var isNilPtrValue bool
			var relValue reflect.Value
			// does not contain raw dbname

		{Name: "updated name", LanguageCode: "en"},
		{Name: "ar updated name", LanguageCode: "ar"},
		{Name: "le nom", LanguageCode: "fr"},
	}); err != nil {
		t.Errorf("failed to replace item content, got error: %v", err)
	}

	if count := tx.Model(&item).Association("Contents").Count(); count != 3 {
		t.Errorf("expected %d contents, got %d", 3, count)
	}

	var contents []ItemContent

	if DB.Dialector.Name() != "postgres" {
		return
	}

	type Smallint int8

	type MigrateInt struct {
		Int8 Smallint
	}

	tracer := Tracer{
		Logger: DB.Config.Logger,
		Test: func(ctx context.Context, begin time.Time, fc func() (sql string, rowsAffected int64), err error) {
			sql, _ := fc()
			if strings.HasPrefix(sql, "ALTER TABLE \"migrate_ints\" ALTER COLUMN \"int8\" TYPE smallint") {