assertEquals(liveCount, countLiveEntries(map));
      // expansion cleanup is sloppy, with a goal of avoiding unnecessary copies
      assertTrue(segment.count >= liveCount);
      assertTrue(segment.count <= originalCount);
      assertEquals(originalMap, ImmutableMap.copyOf(map));
    }
  }

  private static <K, V> int countLiveEntries(MapMakerInternalMap<K, V, ?, ?> map) {
    int result = 0;

      assertEquals(liveCount, countLiveEntries(map));
      // expansion cleanup is sloppy, with a goal of avoiding unnecessary copies
      assertTrue(segment.count >= liveCount);
      assertTrue(segment.count <= originalCount);
      assertEquals(originalMap, ImmutableMap.copyOf(map));
    }
  }

  private static <K, V> int countLiveEntries(MapMakerInternalMap<K, V, ?, ?> map) {
    int result = 0;

      assertEquals(liveCount, countLiveEntries(map, 0));
      // expansion cleanup is sloppy, with a goal of avoiding unnecessary copies
      assertTrue(segment.count >= liveCount);
      assertTrue(segment.count <= originalCount);
      assertEquals(originalMap, ImmutableMap.copyOf(map));
    }
  }

  private static <K, V> int countLiveEntries(LocalCache<K, V> map, long now) {
    int result = 0;

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {
        segment.expand();
      }
      assertEquals(i, segment.table.length());
      assertEquals(originalCount, countLiveEntries(map, 0));
      assertEquals(originalCount, segment.count);
      assertEquals(originalMap, map);
    }
  }

  public void testGetCausesExpansion() throws ExecutionException {