assertEquals((Integer) 200, it.next());
    assertEquals((Integer) 300, it.next());
    // Last from forgetMeNot.
    assertEquals((Integer) 500, it.next());
  }

  public void testRemoveFromStringHeap() {
    MinMaxPriorityQueue<String> mmHeap =
        rawtypeToWildcard(MinMaxPriorityQueue.expectedSize(5)).create();
    Collections.addAll(mmHeap, "foo", "bar", "foobar", "barfoo", "larry", "sergey", "eric");