Method depopulate

test/ConcurrentHashMapTest.java:159–165

(ConcurrentMap<Integer, Object> map, int base)

  }

  private static void depopulate(ConcurrentMap<Integer, Object> map, int base)
  {
    for (int i = base, j = base + Range; i < j; ++i) {
      expect(map.containsKey(i));
      expect(map.remove(i) != null);
    }
  }
}