if (b != last) {
        assertEquals(shards - 1, b);
        last = b;
      }
    }
  }

  public void testConsistentHash_probabilities() {
    AtomicLongMap<Integer> map = AtomicLongMap.create();
    Random r = new Random(9);
    for (int i = 0; i < ITERS; i++) {
      countRemaps(r.nextLong(), map);
    }
    for (int shard = 2; shard <= MAX_SHARDS; shard++) {