func (z *erasureServerPools) CopyObjectPart(ctx context.Context, srcBucket, srcObject, destBucket, destObject string, uploadID string, partID int, startOffset int64, length int64, srcInfo ObjectInfo, srcOpts, dstOpts ObjectOptions) (PartInfo, error) {
	if err := checkNewMultipartArgs(ctx, srcBucket, srcObject); err != nil {
		return PartInfo{}, err
	}

	Secure            bool      `json:"secure"`
	CertAuthority     string    `json:"certAuthority"`
	ClientCert        string    `json:"clientCert"`
	ClientKey         string    `json:"clientKey"`
	PingInterval      int64     `json:"pingInterval"`
	QueueDir          string    `json:"queueDir"`
	QueueLimit        uint64    `json:"queueLimit"`
	JetStream         struct {
		Enable bool `json:"enable"`
	} `json:"jetStream"`

	zipWriter := zip.NewWriter(w)
	defer zipWriter.Close()

	rawDataFn := func(r io.Reader, filename string, sz int) {
		header, zerr := zip.FileInfoHeader(dummyFileInfo{
			name:    filename,
			size:    int64(sz),
			mode:    0o600,
			modTime: time.Now(),
			isDir:   false,
			sys:     nil,
		})
		if zerr == nil {
			header.Method = zip.Deflate
			zwriter, zerr := zipWriter.CreateHeader(header)

	DB.Create(&companyA)
	DB.Create(&companyB)

	user := User{Name: "kingGo", CompanyID: &companyB.ID}
	DB.Create(&user)

	query := DB.Model(&User{}).Joins("Company")

	var total int64
	query.Count(&total)

	var result User

	if err := query.First(&result, user.ID).Error; err != nil {
		t.Fatalf("Failed, got error: %v", err)
	}

	if result.ID != user.ID {

// which can be triggered on the resultant object.
type ObjectOpts struct {
	Name             string
	UserTags         string
	ModTime          time.Time
	Size             int64
	VersionID        string
	IsLatest         bool
	DeleteMarker     bool
	NumVersions      int
	SuccessorModTime time.Time
	TransitionStatus string
	RestoreOngoing   bool
	RestoreExpires   time.Time

// ETags is empty.
//
// Any encrypted or multipart ETag will be ignored and not
// used to compute the returned ETag.
func Multipart(etags ...ETag) ETag {
	if len(etags) == 0 {
		return nil
	}

	var n int64
	h := md5.New()
	for _, etag := range etags {
		if !etag.IsMultipart() && !etag.IsEncrypted() {
			h.Write(etag)
			n++
		}
	}
	etag := append(h.Sum(nil), '-')
	return strconv.AppendInt(etag, n, 10)

		}(user, languages[i])
	}
	wg.Wait()

	var find User
	err = db.Preload(clause.Associations).Where("id = ?", user.ID).First(&find).Error
	AssertEqual(t, err, nil)
	AssertAssociationCount(t, find, "Languages", int64(count), "after concurrent append")
}

func TestMany2ManyDuplicateBelongsToAssociation(t *testing.T) {
	user1 := User{Name: "TestMany2ManyDuplicateBelongsToAssociation-1", Friends: []*User{

			if err != nil {
				err = msgp.WrapError(err, "PartSizes")
				return
			}
			if cap(z.PartSizes) >= int(zb0007) {
				z.PartSizes = (z.PartSizes)[:zb0007]
			} else {
				z.PartSizes = make([]int64, zb0007)
			}
			for za0006 := range z.PartSizes {
				z.PartSizes[za0006], err = dc.ReadInt64()
				if err != nil {
					err = msgp.WrapError(err, "PartSizes", za0006)
					return
				}
			}

pkg math/bits, func TrailingZeros64(uint64) int
pkg math/bits, func TrailingZeros8(uint8) int
pkg mime, var ErrInvalidMediaParameter error
pkg mime/multipart, type FileHeader struct, Size int64
pkg mime/multipart, var ErrMessageTooLarge error
pkg net, method (*IPConn) SyscallConn() (syscall.RawConn, error)
pkg net, method (*TCPConn) SyscallConn() (syscall.RawConn, error)

	EncodingType string `xml:"EncodingType,omitempty"`
}

// Part container for part metadata.
type Part struct {
	PartNumber   int
	LastModified string
	ETag         string
	Size         int64

	// Checksum values
	ChecksumCRC32     string `xml:"ChecksumCRC32,omitempty"`
	ChecksumCRC32C    string `xml:"ChecksumCRC32C,omitempty"`
	ChecksumSHA1      string `xml:"ChecksumSHA1,omitempty"`