FifoCache unable to solve the unremoved result in keyList.

[cflxl]

MyBatis version

3.4.6

Database vendor and version

No Database

Test case or example project

I add below code in FifoCacheTest but failed.

@Test
  void shouldRiseConflictInBeyondFiveEntries() {
    FifoCache cache = new FifoCache(new PerpetualCache("default"));
    cache.setSize(5);
    for (int i = 0; i < 5; i++) {
      cache.putObject(i, i);
    }
    cache.removeObject(1);
    cache.putObject(1,1);
    assertNotNull(cache.getObject(0));
  }

Steps to reproduce

clone above code then run the maven test

Expected result

not null

Actual result

failed