@Override
              public Iterator<Entry<String, Boolean>> iterator() {
                return emptyIterator();
              }
            };
          }
        };
    callAllPublicMethods(new TypeToken<Set<Entry<String, Boolean>>>() {}, forward.entrySet());

    // These are the methods specified by StandardEntrySet
    verify(map, atLeast(0)).clear();
    verify(map, atLeast(0)).containsKey(any());