} catch (Exception e) { // sneaky checked exception
      throw new UncheckedExecutionException(e);
    } catch (Error e) {
      throw new ExecutionError(e);
    }
  }

  @Override
  public void runUninterruptiblyWithTimeout(
      Runnable runnable, long timeoutDuration, TimeUnit timeoutUnit) {
    runWithTimeout(runnable, timeoutDuration, timeoutUnit);
  }

   * @throws UncheckedExecutionException if {@code runnable} throws a {@code RuntimeException}
   * @throws ExecutionError if {@code runnable} throws an {@code Error}
   * @since 22.0
   */
  void runUninterruptiblyWithTimeout(Runnable runnable, long timeoutDuration, TimeUnit timeoutUnit)
      throws TimeoutException;

      throw e;
    } catch (ExecutionException e) {
      wrapAndThrowRuntimeExecutionExceptionOrError(e.getCause());
      throw new AssertionError();
    }
  }

  @Override
  public void runUninterruptiblyWithTimeout(
      Runnable runnable, long timeoutDuration, TimeUnit timeoutUnit) throws TimeoutException {
    checkNotNull(runnable);
    checkNotNull(timeoutUnit);
    checkPositiveTimeout(timeoutDuration);

        TimeoutException.class,
        () -> service.runUninterruptiblyWithTimeout(GOOD_RUNNABLE, NOT_ENOUGH_MS, MILLISECONDS));
  }

  public void testRunUninterruptiblyWithTimeout_badRunnableWithEnoughTime() throws Exception {
    UncheckedExecutionException expected =
        assertThrows(
            UncheckedExecutionException.class,
            () -> service.runUninterruptiblyWithTimeout(BAD_RUNNABLE, ENOUGH_MS, MILLISECONDS));

        TimeoutException.class,
        () -> service.runUninterruptiblyWithTimeout(GOOD_RUNNABLE, NOT_ENOUGH_MS, MILLISECONDS));
  }

  public void testRunUninterruptiblyWithTimeout_badRunnableWithEnoughTime() throws Exception {
    UncheckedExecutionException expected =
        assertThrows(
            UncheckedExecutionException.class,
            () -> service.runUninterruptiblyWithTimeout(BAD_RUNNABLE, ENOUGH_MS, MILLISECONDS));

    UncheckedExecutionException e =
        assertThrows(
            UncheckedExecutionException.class,
            () ->
                timeLimiter.runUninterruptiblyWithTimeout(
                    runnableThrowing(exception), DELAY_MS, MILLISECONDS));
    assertThat(e).hasCauseThat().isEqualTo(exception);
  }

  private static <T> Callable<T> callableThrowing(Exception exception) {

    UncheckedExecutionException e =
        assertThrows(
            UncheckedExecutionException.class,
            () ->
                timeLimiter.runUninterruptiblyWithTimeout(
                    runnableThrowing(exception), DELAY_MS, MILLISECONDS));
    assertThat(e).hasCauseThat().isEqualTo(exception);
  }

  private static <T> Callable<T> callableThrowing(Exception exception) {