assertNull(segment.refresh(key, hash, identityLoader(), false));
  }

  // Removal listener tests

  public void testRemovalListener_explicit() {
    QueuingRemovalListener<Object, Object> listener = queuingRemovalListener();
    LocalCache<Object, Object> map = makeLocalCache(createCacheBuilder().removalListener(listener));
    assertTrue(listener.isEmpty());

    Object one = new Object();
    Object two = new Object();

    assertNull(segment.refresh(key, hash, identityLoader(), false));
  }

  // Removal listener tests

  public void testRemovalListener_explicit() {
    QueuingRemovalListener<Object, Object> listener = queuingRemovalListener();
    LocalCache<Object, Object> map = makeLocalCache(createCacheBuilder().removalListener(listener));
    assertTrue(listener.isEmpty());

    Object one = new Object();
    Object two = new Object();