func (d *DeadlineWorker) Run(work func() error) error {
	_, err := WithDeadline[struct{}](context.Background(), d.timeout, func(ctx context.Context) (struct{}, error) {
		return struct{}{}, work()
	})
	return err
}

// DeadlineWriter deadline writer with timeout
type DeadlineWriter struct {
	io.WriteCloser
	timeout time.Duration
	err     error
}

	return 0, 0, InvalidRange{}
}

func findFileInfoInQuorum(ctx context.Context, metaArr []FileInfo, modTime time.Time, etag string, quorum int) (FileInfo, error) {
	// with less quorum return error.
	if quorum < 1 {
		return FileInfo{}, InsufficientReadQuorum{Err: errErasureReadQuorum, Type: RQInsufficientOnlineDrives}
	}
	metaHashes := make([]string, len(metaArr))
	h := sha256.New()

					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)
			})

import (
	"fmt"
)

// ErrUnknownRegion - unknown region error.
type ErrUnknownRegion struct {
	Region string
}

func (err ErrUnknownRegion) Error() string {
	return fmt.Sprintf("unknown region '%v'", err.Region)
}

// ErrARNNotFound - ARN not found error.
type ErrARNNotFound struct {
	ARN ARN
}

func (err ErrARNNotFound) Error() string {
	return fmt.Sprintf("ARN '%v' not found", err.ARN)
}

func NewEndpoints(args ...string) (endpoints Endpoints, err error) {
	var endpointType EndpointType
	var scheme string

	uniqueArgs := set.NewStringSet()
	// Loop through args and adds to endpoint list.
	for i, arg := range args {
		endpoint, err := NewEndpoint(arg)
		if err != nil {
			return nil, fmt.Errorf("'%s': %s", arg, err.Error())
		}

}

func downloadReleaseURL(u *url.URL, timeout time.Duration, mode string) (content string, err error) {
	req, err := http.NewRequest(http.MethodGet, u.String(), nil)
	if err != nil {
		return content, AdminError{
			Code:       AdminUpdateUnexpectedFailure,
			Message:    err.Error(),
			StatusCode: http.StatusInternalServerError,
		}
	}
	req.Header.Set("User-Agent", getUserAgent(mode))

}

func (db *PreparedStmtDB) Ping() error {
	conn, err := db.GetDBConn()
	if err != nil {
		return err
	}
	return conn.Ping()
}

type PreparedStmtTX struct {
	Tx
	PreparedStmtDB *PreparedStmtDB
}

func (db *PreparedStmtTX) GetDBConn() (*sql.DB, error) {
	return db.PreparedStmtDB.GetDBConn()
}

func (tx *PreparedStmtTX) Commit() error {

)

func HandlerForRetrieveDebugList(kubeClient kube.CLIClient,
	centralOpts clioptions.CentralControlPlaneOptions,
	writer io.Writer,
	istioNamespace string,
) (map[string]*discovery.DiscoveryResponse, error) {
	var namespace, serviceAccount string
	xdsRequest := discovery.DiscoveryRequest{
		ResourceNames: []string{"list"},
		Node: &core.Node{
			Id: "debug~0.0.0.0~istioctl~cluster.local",
		},
		TypeUrl: v3.DebugType,

	if err != nil {
		t.Fatal(err)
	}

	_, err = readXLMetaNoData(bytes.NewReader(buf), int64(len(buf)))
	if err == nil {
		t.Fatal("expected error but returned success")
	}
}

func TestXLV2FormatData(t *testing.T) {
	failOnErr := func(err error) {
		t.Helper()
		if err != nil {
			t.Fatal(err)
		}
	}
	data := []byte("some object data")
	data2 := []byte("some other object data")

                            "content": {"application/json": {"schema": {}}},
                        },
                        "422": {
                            "description": "Validation Error",
                            "content": {
                                "application/json": {
                                    "schema": {