* sneaky checked exception.
   *
   * @return never; this method declares a return type of {@link Error} only so that callers can
   *     write {@code throw sneakyThrow(t);} to convince the compiler that the statement will always
   *     throw.
   */
  @CanIgnoreReturnValue
  static Error sneakyThrow(Throwable t) {
    throw new SneakyThrows<Error>().throwIt(t);
  }

  @SuppressWarnings("unchecked") // not really safe, but that's the point

        promise.then(response -> {
            latch.countDown();
        }).error(error -> {
            errorRef.set(error);
            latch.countDown();
        });

        assertTrue("Should complete within timeout", latch.await(ASYNC_TIMEOUT_SECONDS, TimeUnit.SECONDS));
        assertNotNull("Should have error", errorRef.get());
        assertTrue("Error should be RuntimeException", errorRef.get() instanceof RuntimeException);
    }

		if _, ok := err.(*RemoteErr); !ok {
			t.Fatalf("Unexpected error: %v, %T", err, err)
		}
		// Streams should not be able to set up until registered.
		// Thus, the error is a local error.
		_, err = remoteConn.NewStream(t.Context(), handlerTest, []byte(testPayload))
		if !errors.Is(err, ErrUnknownHandler) {
			t.Fatalf("Unexpected error: %v, %T", err, err)
		}
	})
}

		switch {
		case testCase.expectedErr == nil:
			if err != nil {
				t.Fatalf("error: expected = <nil>, got = %v", err)
			}
		case err == nil:
			t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
		case testCase.expectedErr.Error() != err.Error():
			t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
		}
	}

			usage = madmin.Usage{Size: dataUsageInfo.ObjectsTotalSize}
		} else {
			buckets = madmin.Buckets{Error: err.Error()}
			objects = madmin.Objects{Error: err.Error()}
			deleteMarkers = madmin.DeleteMarkers{Error: err.Error()}
			usage = madmin.Usage{Error: err.Error()}
		}

		// Fetching the backend information
		backendInfo := objectAPI.BackendInfo()

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:
		return fmt.Errorf("unexpected error %w from etcd, please check your endpoints %s", err, etcdEndpoints)
	}
}

        Exception cause = new RuntimeException("Underlying error");
        DictionaryException exception = new DictionaryException(message, cause);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertNotNull(exception.getCause());
        assertEquals(cause, exception.getCause());
        assertEquals("Underlying error", exception.getCause().getMessage());
    }

    @Test

// If ReadBytes encounters an error before finding a delimiter,
// it returns the data read before the error and the error itself (often [io.EOF]).
// ReadBytes returns err != nil if and only if the returned data does not end in
// delim.
func (b *Buffer) ReadBytes(delim byte) (line []byte, err error) {
	slice, err := b.readSlice(delim)

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

			errStr := ""
			err = checkPostPolicy(tt.fv.Header, postPolicyForm)
			if err != nil {
				errStr = err.Error()
			}
			if errStr != tt.wantErr {
				t.Errorf("test: '%s', want error: '%s', got error: '%s'", tt.name, tt.wantErr, errStr)
			}
		})
	}

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
}