t.Errorf("Write error: got %T, want testError1", err)
	}
	if _, err := rb.TryWrite(nil); err != (testError1{}) {
		t.Errorf("Write error: got %T, want testError1", err)
	}
	if _, err := rb.TryWrite([]byte{1}); err != (testError1{}) {
		t.Errorf("Write error: got %T, want testError1", err)
	}
	if err := rb.TryWriteByte(0); err != (testError1{}) {
		t.Errorf("Write error: got %T, want testError1", err)
	}

	if err != nil {
		t.Errorf("AutoMigrate err:%v", err)
	}
	err = db.Table("objects").Create(&Object1{}).Error
	if err != nil {
		t.Errorf("create err:%v", err)
	}

	// AddColumn
	err = db.Table("objects").AutoMigrate(&Object2{})
	if err != nil {
		t.Errorf("AutoMigrate err:%v", err)
	}

	err = db.Table("objects").Take(&Object2{}).Error
	if err != nil {

		if lockTaken {
			return false
		}
	}
	return true
}

func (l *localLocker) Lock(ctx context.Context, args dsync.LockArgs) (reply bool, err error) {
	if len(args.Resources) > maxDeleteList {
		return false, fmt.Errorf("internal error: localLocker.Lock called with more than %d resources", maxDeleteList)
	}

	l.mutex.Lock()
	defer l.mutex.Unlock()

	if !l.canTakeLock(args.Resources...) {

func (w WebhookArgs) Validate() error {
	if !w.Enable {
		return nil
	}
	if w.Endpoint.IsEmpty() {
		return errors.New("endpoint empty")
	}
	if w.QueueDir != "" {
		if !filepath.IsAbs(w.QueueDir) {
			return errors.New("queueDir path should be absolute")
		}
	}
	if w.ClientCert != "" && w.ClientKey == "" || w.ClientCert == "" && w.ClientKey != "" {
		return errors.New("cert and key must be specified as a pair")
	}

package cmd

import (
	"context"
	"errors"
	"fmt"

	etcd "go.etcd.io/etcd/client/v3"
)

var errEtcdUnreachable = errors.New("etcd is unreachable, please check your endpoints")

func etcdErrToErr(err error, etcdEndpoints []string) error {
	if err == nil {
		return nil
	}
	switch err {
	case context.DeadlineExceeded:
		return fmt.Errorf("%w %s", errEtcdUnreachable, etcdEndpoints)
	default:

	// Extract all required values from object metadata
	b64IV, ok := metadata[MetaIV]
	if !ok {
		return sealedKey, errMissingInternalIV
	}
	algorithm, ok := metadata[MetaAlgorithm]
	if !ok {
		return sealedKey, errMissingInternalSealAlgorithm
	}
	b64SealedKey, ok := metadata[MetaSealedKeySSEC]
	if !ok {

		t.Fatalf("should raise error when create users without languages reference")
	}

	if err := DB.Create(&user.Languages).Error; err != nil {
		t.Fatalf("no error should happen when create languages, but got %v", err)
	}

	if err := DB.Omit("Languages.*").Create(&user).Error; err != nil {
		t.Fatalf("no error should happen when create user when languages exists, but got %v", err)
	}

	E   string `json:"e,omitempty"`
	K   string `json:"k,omitempty"`
}

var (
	errMalformedJWKRSAKey = errors.New("malformed JWK RSA key")
	errMalformedJWKECKey  = errors.New("malformed JWK EC key")
)

// DecodePublicKey - decodes JSON Web Key (JWK) as public key
func (key *JWKS) DecodePublicKey() (crypto.PublicKey, error) {
	switch key.Kty {
	case "RSA":
		if key.N == "" || key.E == "" {
			return nil, errMalformedJWKRSAKey
		}

					continue
				}
				responses = append(responses, resp)
			}
			token = list.ListMeta.GetContinue()
			if token == "" {
				break
			}
		}
	} else {
		// If there is a specific pod name in ResourceName, use the agent in the pod.
		if len(dr.ResourceNames) != 1 {

				t.Errorf("Case: %d %#v, expected: %s, got :%s", i+1, testCase, testCase.expectedErr, err)
			}
			// Expected error returned, proceed further to validate the returned results.
			if err != nil && testCase.expectedErr == nil {
				t.Errorf("Case: %d %#v, expected: %s, got :%s", i+1, testCase, testCase.expectedErr, err)
			}
			if err == nil {
				if !bytes.Equal(testCase.expectedBuf, buf) {