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

  private static Exception throwCause(Exception e, boolean combineStackTraces) throws Exception {
    Throwable cause = e.getCause();
    if (cause == null) {
      throw e;
    }
    if (combineStackTraces) {

    RemovalNotification<Object, Object> notification = listener.remove();
    assertSame(key, notification.getKey());
    assertSame(computed, notification.getValue());
    assertSame(RemovalCause.SIZE, notification.getCause());
    assertTrue(listener.isEmpty());
    checkEmpty(cache);
  }

  public void testGet_expireAfterWrite() {
    Object computed = new Object();
    LoadingCache<Object, Object> cache =

    Throwable cause;
    while ((cause = throwable.getCause()) != null) {
      throwable = cause;

      if (throwable == slowPointer) {
        throw new IllegalArgumentException("Loop in causal chain detected.", throwable);
      }
      if (advanceSlowPointer) {
        slowPointer = slowPointer.getCause();
      }

    Throwable cause;
    while ((cause = throwable.getCause()) != null) {
      throwable = cause;

      if (throwable == slowPointer) {
        throw new IllegalArgumentException("Loop in causal chain detected.", throwable);
      }
      if (advanceSlowPointer) {
        slowPointer = slowPointer.getCause();
      }

    Assert.assertTrue(countDownLatch.await(1L, SECONDS));

    try {
      Assert.assertEquals(expectedData, future.get());
    } catch (ExecutionException e) {
      throw e.getCause();
    }
  }

  /**
   * Verify that the listener completes in a reasonable amount of time, and Asserts that the future
   * throws an {@code ExecutableException} and that the cause of the {@code ExecutableException} is

    assertTrue(future.isDone());
    assertNull(tryInternalFastPathGetFailure(future));
    CancellationException e = assertThrows(CancellationException.class, () -> future.get());
    assertNotNull(e.getCause());
  }

  public void testCancel_notDoneInterrupt() throws Exception {
    Future<?> future = newFutureInstance();
    assertTrue(future.cancel(true));
    assertTrue(future.isCancelled());

      assertEquals(CHECKED_EXCEPTION, expected.getCause());
    }
  }

  public void testGetUnchecked_ExecutionExceptionUnchecked() {
    try {
      getUnchecked(FAILED_FUTURE_UNCHECKED_EXCEPTION);
      fail();
    } catch (UncheckedExecutionException expected) {
      assertEquals(UNCHECKED_EXCEPTION, expected.getCause());
    }
  }

  public void testGetUnchecked_ExecutionExceptionError() {

    waitingThread.start();
    waitingThread.interrupt();
    ExecutionException expected =
        assertThrows(ExecutionException.class, () -> wasInterrupted.get());
    assertTrue(expected.getCause().toString(), expected.getCause() instanceof InterruptedException);
  }

  public void testMakeUninterruptible_timedGetZeroTimeoutAttempted()
      throws TimeoutException, ExecutionException {

      getDone(future);
      fail();
    } catch (ExecutionException expected) {
      assertSame(exception, expected.getCause());
    }

    try {
      getDoneFromTimeoutOverload(future);
      fail();
    } catch (ExecutionException expected) {
      assertSame(exception, expected.getCause());
    }
  }

  public void testImmediateFailedFuture_cancellationException() throws Exception {

    } catch (IllegalAccessException e) {
      throw new Error("Method became inaccessible: " + event, e);
    } catch (InvocationTargetException e) {
      if (e.getCause() instanceof Error) {
        throw (Error) e.getCause();
      }
      throw e;
    }
  }

  /** Gets the context for the given event. */
  private SubscriberExceptionContext context(Object event) {