if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	user.Languages = []Language{{Code: "zh-CN", Name: "Chinese"}, {Code: "en", Name: "English"}}
	for _, lang := range user.Languages {
		DB.Create(&lang)
	}
	user.Friends = []*User{{Name: "friend-1"}, {Name: "friend-2"}}

	if err := DB.Save(&user).Error; err != nil {

// It walks the directory tree starting at the root of the filesystem
// adding each file to the zip using deflate while maintaining the directory structure.
func (w *Writer) AddFS(fsys fs.FS) error {
	return fs.WalkDir(fsys, ".", func(name string, d fs.DirEntry, err error) error {
		if err != nil {
			return err
		}
		if name == "." {
			return nil
		}
		info, err := d.Info()
		if err != nil {
			return err
		}

//
//	e.g. Send the log to a http server
type Target interface {
	String() string
	Endpoint() string
	Stats() types.TargetStats
	Init(ctx context.Context) error
	IsOnline(ctx context.Context) bool
	Cancel()
	Send(ctx context.Context, entry interface{}) error
	Type() types.TargetType
}

type targetsList struct {
	list []Target
	mu   sync.RWMutex
}

func newTargetsList() *targetsList {
	return &targetsList{}

			// windows, because windows API does not return "not a
			// directory" error message. Handle this specifically
			// here.
			return errFileAccessDenied
		}
	}
	return err
}

// Reliably retries os.RemoveAll if for some reason os.RemoveAll returns
// syscall.ENOTEMPTY (children has files).
func reliableRemoveAll(dirPath string) (err error) {
	i := 0
	for {
		// Removes all the directories and files.

				if db.AddError(tx.Clauses(clause.Where{Exprs: queryConds}).Delete(modelValue).Error) != nil {
					return
				}
			}
		}

	}
}

func Delete(config *Config) func(db *gorm.DB) {
	supportReturning := utils.Contains(config.DeleteClauses, "RETURNING")

	return func(db *gorm.DB) {
		if db.Error != nil {
			return
		}

		if db.Statement.Schema != nil {

		if _, ok := err.(*RemoteErr); !ok {
			t.Fatalf("Unexpected error: %v, %T", err, err)
		}
		// Streams should not be able to set up until registered.
		// Thus, the error is a local error.
		_, err = remoteConn.NewStream(context.Background(), handlerTest, []byte(testPayload))
		if !errors.Is(err, ErrUnknownHandler) {
			t.Fatalf("Unexpected error: %v, %T", err, err)
		}
	})
}

func getListObjectsV1Args(values url.Values) (prefix, marker, delimiter string, maxkeys int, encodingType string, errCode APIErrorCode) {
	errCode = ErrNone

	if values.Get("max-keys") != "" {
		var err error
		if maxkeys, err = strconv.Atoi(values.Get("max-keys")); err != nil {
			errCode = ErrInvalidMaxKeys
			return
		}
	} else {
		maxkeys = maxObjectList
	}

	prefix = values.Get("prefix")

					t.Fatalf("failed to drop table, got error: %v", err)
				}
				if err := DB.Exec("CREATE TABLE ? (`name` varchar(10) UNIQUE)", clause.Table{Name: table}).Error; err != nil {
					t.Fatalf("failed to create table, got error: %v", err)
				}
				if err := DB.Table(table).AutoMigrate(test.to); err != nil {
					t.Fatalf("failed to migrate table, got error: %v", err)
				}
				test.checkFunc(t)
			})

}

// Record - is a type containing columns and their values.
type Record interface {
	Get(name string) (*Value, error)

	// Set a value.
	// Can return a different record type.
	Set(name string, value *Value) (Record, error)
	WriteCSV(writer io.Writer, opts WriteCSVOpts) error
	WriteJSON(writer io.Writer) error

	// Clone the record and if possible use the destination provided.
	Clone(dst Record) Record
	Reset()

		return
	}
}

// readAllInto reads from r and appends to b until an error or EOF and returns the data it read.
// A successful call returns err == nil, not err == EOF. Because readAllInto is
// defined to read from src until EOF, it does not treat an EOF from Read
// as an error to be reported.
func readAllInto(b []byte, r *wsutil.Reader, want int64) ([]byte, error) {
	read := int64(0)
	for {
		if len(b) == cap(b) {