}
	for _, file := range files {
		f, err := w.Create(file.Name)
		if err != nil {
			log.Fatal(err)
		}
		_, err = f.Write([]byte(file.Body))
		if err != nil {
			log.Fatal(err)
		}
	}

	// Make sure to check the error on Close.
	err := w.Close()
	if err != nil {
		log.Fatal(err)
	}
}

func ExampleReader() {
	// Open a zip archive for reading.
	r, err := zip.OpenReader("testdata/readme.zip")

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)
}

// ErrInvalidARN - invalid ARN error.

func TestMarshalUnmarshalLockArgs(t *testing.T) {
	v := LockArgs{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {

// A successful call returns err == nil, not err == EOF.
// Because ReadFile reads the whole file, it does not treat an EOF from Read
// as an error to be reported.
func ReadFileWithFileInfo(name string) ([]byte, fs.FileInfo, error) {
	f, err := OsOpenFile(name, readMode, 0o666)
	if err != nil {
		return nil, nil, err
	}
	defer f.Close()

	st, err := f.Stat()
	if err != nil {
		return nil, nil, err
	}

func (a *Args) Validate() error {
	req, err := http.NewRequest(http.MethodPost, a.URL.String(), bytes.NewReader([]byte("")))
	if err != nil {
		return err
	}

	req.Header.Set("Content-Type", "application/json")
	if a.AuthToken != "" {
		req.Header.Set("Authorization", a.AuthToken)
	}

	client := &http.Client{Transport: a.Transport}
	resp, err := client.Do(req)
	if err != nil {
		return err
	}

func initTestErasureObjLayer(ctx context.Context) (ObjectLayer, []string, error) {
	erasureDirs, err := getRandomDisks(16)
	if err != nil {
		return nil, nil, err
	}
	endpoints := mustGetPoolEndpoints(0, erasureDirs...)
	globalPolicySys = NewPolicySys()
	objLayer, err := newErasureServerPools(ctx, endpoints)
	if err != nil {
		return nil, nil, err
	}

	// Make objLayer available to all internal services via globalObjectAPI.

func (r *RingBuffer) Write(p []byte) (n int, err error) {
	if len(p) == 0 {
		return 0, r.setErr(nil, false)
	}
	r.mu.Lock()
	defer r.mu.Unlock()
	if err := r.err; err != nil {
		if err == io.EOF {
			err = ErrWriteOnClosed
		}
		return 0, err
	}
	wrote := 0
	for len(p) > 0 {
		n, err = r.write(p)
		wrote += n
		if !r.block || err == nil {
			break
		}
		err = r.setErr(err, true)

	pCfg, ok := r.arnProviderCfgsMap[arnVal]
	if ok {
		user, err := pCfg.provider.LookupUser(userid)
		if err != nil && err != provider.ErrAccessTokenExpired {
			return user, err
		}
		if err == provider.ErrAccessTokenExpired {
			if err = pCfg.provider.LoginWithClientID(pCfg.ClientID, pCfg.ClientSecret); err != nil {
				return user, err
			}
			user, err = pCfg.provider.LookupUser(userid)
		}
		return user, err
	}

		}
	}
	for zb0002 > 0 {
		var za0001 string
		var za0002 string
		zb0002--
		za0001, bts, err = msgp.ReadStringBytes(bts)
		if err != nil {
			err = msgp.WrapError(err, "Values")
			return
		}
		za0002, bts, err = msgp.ReadStringBytes(bts)
		if err != nil {
			err = msgp.WrapError(err, "Values", za0001)
			return
		}
		dst[za0001] = za0002
	}
	*m = dst
	return bts, nil
}

	return func(err error) Err {
		u := Err{
			msg:    msg,
			action: action,
			hint:   hint,
		}
		if err != nil {
			u.detail = err.Error()
		}
		return u
	}
}

// ErrorToErr inspects the passed error and transforms it
// to the appropriate UI error.
func ErrorToErr(err error) Err {
	if err == nil {
		return Err{}
	}