Map<Object, Object> result = cache.getAll(asList(lookupKeys));
    assertThat(result.keySet()).containsExactlyElementsIn(asList(lookupKeys));
    for (Entry<Object, Object> entry : result.entrySet()) {
      Object key = entry.getKey();
      Object value = entry.getValue();
      assertThat(result.get(key)).isSameInstanceAs(value);
      assertThat(result.get(value)).isNull();

                }
                list = null;
            }
            if (vs instanceof MergingList mergingList && mergingList.map != null) {
                for (Map.Entry<Object, V> e : ((MergingList<V>) vs).map.entrySet()) {
                    Object key = e.getKey();
                    V oldValue = map.get(key);
                    // JDK8: this should be a call to map.merge( key, v, remapping )

        return;
      }
      synchronized (this) {
        if (closed) {
          return;
        }
        closed = true;
      }
      for (Map.Entry<AutoCloseable, Executor> entry : entrySet()) {
        closeQuietly(entry.getKey(), entry.getValue());
      }
      clear();
      if (whenClosed != null) {
        whenClosed.countDown();
      }
    }

    map.put(two, three);
    map.remove(two, three);
    assertNotified(listener, two, three, RemovalCause.EXPLICIT);

    map.put(three, four);
    Iterator<?> i = map.entrySet().iterator();
    i.next();
    i.remove();
    assertNotified(listener, three, four, RemovalCause.EXPLICIT);

    map.put(four, five);
    i = map.keySet().iterator();
    i.next();
    i.remove();

  //             CopyOnWriteArraySetTest.suite(),
  //             CountDownLatchTest.suite(),
  //             CyclicBarrierTest.suite(),
  //             DelayQueueTest.suite(),
  //             EntryTest.suite(),
  //             ExchangerTest.suite(),
  //             ExecutorsTest.suite(),
  //             ExecutorCompletionServiceTest.suite(),
  //             FutureTaskTest.suite(),