Document that max entries specified is best effort and not 100% accurate

@Test(groups = "functional", testName = "eviction.MaxEntriesTest")
public class MaxEntriesTest extends SingleCacheManagerTest {

   @Override
   protected EmbeddedCacheManager createCacheManager() throws Exception {
      ConfigurationBuilder builder = TestCacheManagerFactory.getDefaultCacheConfiguration(false);
      builder.eviction().maxEntries(4).strategy(EvictionStrategy.FIFO).build();
      return new DefaultCacheManager(builder.build());
   }

   public void test000() {
      cache.put(1, "1");
      assert cache.size() == 1;
      cache.put(2, "2");
      assert cache.size() == 2;
      cache.put(3, "3");
      assert cache.size() == 3 : "Size is: " + cache.size();
   }
   
}

java.lang.AssertionError: Size is: 2