* that function's result is wrapped in an ExecutionException.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testTransformExceptionRemainsMemoized() throws Throwable {
    // We need to test with two input futures since ExecutionList.execute
    // doesn't catch Errors and we cannot depend on the order that our
    // transformations run. (So it is possible that the Error being thrown

   * <p>Since this method uses {@code HashMap} instances internally, the keys of the supplied maps
   * must be well-behaved with respect to {@link Object#equals} and {@link Object#hashCode}.
   *
   * <p><b>Note:</b>If you only need to know whether two maps have the same mappings, call {@code
   * left.equals(right)} instead of this method.
   *
   * @param left the map to treat as the "left" map for purposes of comparison

     * The key reference queue contains entries whose keys have been garbage collected, and which
     * need to be cleaned up internally.
     */
    @CheckForNull final ReferenceQueue<K> keyReferenceQueue;

    /**
     * The value reference queue contains value references whose values have been garbage collected,
     * and which need to be cleaned up internally.
     */
    @CheckForNull final ReferenceQueue<V> valueReferenceQueue;

   * Executor)} or to {@link #catchingAsync(Class, AsyncClosingFunction, Executor)} as long as it
   * meets these conditions:
   *
   * <ul>
   *   <li>It does not need to capture any {@link Closeable} objects by calling {@link
   *       DeferredCloser#eventuallyClose(Object, Executor)}.
   *   <li>It returns a {@link ListenableFuture}.
   * </ul>
   *
   * <p>Example usage:
   *

   * that function's result is wrapped in an ExecutionException.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testTransformExceptionRemainsMemoized() throws Throwable {
    // We need to test with two input futures since ExecutionList.execute
    // doesn't catch Errors and we cannot depend on the order that our
    // transformations run. (So it is possible that the Error being thrown

     * The key reference queue contains entries whose keys have been garbage collected, and which
     * need to be cleaned up internally.
     */
    @CheckForNull final ReferenceQueue<K> keyReferenceQueue;

    /**
     * The value reference queue contains value references whose values have been garbage collected,
     * and which need to be cleaned up internally.
     */
    @CheckForNull final ReferenceQueue<V> valueReferenceQueue;

  }

  private void checkLogged(Throwable t) {
    assertSame(t, popLoggedThrowable());
  }

  /*
   * TODO(cpovirk): Can we replace makeLocalCache with a call to builder.build()? Some tests may
   * need access to LocalCache APIs, but maybe we can at least make makeLocalCache use
   * builder.build() and then cast?
   */

  private static <K, V> LocalCache<K, V> makeLocalCache(

  }

  private void checkLogged(Throwable t) {
    assertSame(t, popLoggedThrowable());
  }

  /*
   * TODO(cpovirk): Can we replace makeLocalCache with a call to builder.build()? Some tests may
   * need access to LocalCache APIs, but maybe we can at least make makeLocalCache use
   * builder.build() and then cast?
   */

  private static <K, V> LocalCache<K, V> makeLocalCache(

            String name = e.getName();
            if (fnf != null && fnf.accept(this, name) == false)
                continue;
            if (name.length() > 0) {
                // if !files we don't need to create SmbFiles here
                SmbFile f = new SmbFile(this, name, e.getType(),
                            ATTR_READONLY | ATTR_DIRECTORY, 0L, 0L, 0L );
                if (ff != null && ff.accept(f) == false)