* the type is irrelevant at runtime.
     */
    mock = mock(LoadingCache.class);
    forward =
        new ForwardingLoadingCache<String, Boolean>() {
          @Override
          protected LoadingCache<String, Boolean> delegate() {
            return mock;
          }
        };
  }

  public void testGet() throws ExecutionException {
    when(mock.get("key")).thenReturn(Boolean.TRUE);

     * the type is irrelevant at runtime.
     */
    mock = mock(LoadingCache.class);
    forward =
        new ForwardingLoadingCache<String, Boolean>() {
          @Override
          protected LoadingCache<String, Boolean> delegate() {
            return mock;
          }
        };
  }

  public void testGet() throws ExecutionException {
    when(mock.get("key")).thenReturn(Boolean.TRUE);