Object newValue = new Object();
    valueRef.set(newValue);
    assertThat(cache.getUnchecked(new Object())).isSameInstanceAs(newValue);
  }

  public void testGetUnchecked_error() {
    Error cause = new Error();
    AtomicReference<Object> valueRef = new AtomicReference<>();
    LoadingCache<Object, Object> cache =
        new AbstractLoadingCache<Object, Object>() {
          @Override