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 {

	algorithm := sio.AES_256_GCM
	if !sioutil.NativeAES() {
		algorithm = sio.ChaCha20Poly1305
	}

	key, err := k.GenerateKey(context.Background(), &kms.GenerateKeyRequest{AssociatedData: ctx})
	if err != nil {
		return nil, err
	}
	stream, err := algorithm.Stream(key.Plaintext)
	if err != nil {
		return nil, err
	}
	nonce := make([]byte, stream.NonceSize())

	cfg := Config{}
	if err := config.CheckValidKeys(config.EtcdSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	endpoints := env.Get(EnvEtcdEndpoints, kvs.Get(Endpoints))
	if endpoints == "" {
		return cfg, nil
	}

	etcdEndpoints, etcdSecure, err := parseEndpoints(endpoints)
	if err != nil {
		return cfg, err
	}

	cfg.Enabled = true

	if err != nil {
		return err
	}
	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")

	resp, err := k.client.Do(req)
	if err != nil {
		return err
	}
	defer resp.Body.Close()

	var accessToken Token
	if err = json.NewDecoder(resp.Body).Decode(&accessToken); err != nil {
		return err
	}

	k.Lock()
	k.accessToken = accessToken
	k.Unlock()
	return nil

        }

        @Test
        @DisplayName("Should include stack trace when root cause exists")
        void testToStringWithRootCause() {
            String message = "Transport error";
            String rootMessage = "Root cause error";
            Exception rootCause = new IllegalArgumentException(rootMessage);
            TransportException exception = new TransportException(message, rootCause);

        assertEquals("/share/file.txt", context.get("path"));
        assertEquals("testuser", context.get("user"));
    }

    @Test
    @DisplayName("Should identify error categories correctly")
    void testErrorCategories() {
        // Network error
        exception = new SmbOperationException(SmbOperationException.ErrorCode.CONNECTION_RESET, "Connection lost");
        assertTrue(exception.isNetworkError());

// and returns the decrypted object key.
func (s3 ssec) UnsealObjectKey(h http.Header, metadata map[string]string, bucket, object string) (key ObjectKey, err error) {
	clientKey, err := s3.ParseHTTP(h)
	if err != nil {
		return key, err
	}
	return unsealObjectKey(clientKey[:], metadata, bucket, object)
}

// CreateMetadata encodes the sealed key into the metadata

     * @throws IOException if an I/O error occurs
     */
    public ACE[] getSecurity() throws IOException {
        return getSecurity(false);
    }

    /**
     * Returns the owner user SID for this file
     *
     * @return the owner user SID
     * @throws IOException if an I/O error occurs
     */
    public SID getOwnerUser() throws IOException {

		t.Run(fmt.Sprintf("Test %d", i+1), func(t *testing.T) {
			var expiration Expiration
			err := xml.Unmarshal([]byte(tc.inputXML), &expiration)
			if err != nil {
				t.Fatalf("%d: %v", i+1, err)
			}

			err = expiration.Validate()
			if err != tc.expectedErr {
				t.Fatalf("%d: got: %v, expected: %v", i+1, err, tc.expectedErr)
			}
		})
	}

  private final Object subscriber;
  private final Method subscriberMethod;

  /**
   * @param eventBus The {@link EventBus} that handled the event and the subscriber. Useful for
   *     broadcasting a new event based on the error.
   * @param event The event object that caused the subscriber to throw.
   * @param subscriber The source subscriber context.
   * @param subscriberMethod the subscribed method.
   */
  SubscriberExceptionContext(