assertTrue(
          "capacity (" + capacity + ") must be >= expectedSize (" + expectedSize + ")",
          capacity >= expectedSize);
    }
  }

  public void testLinkedHashMap() {
    @SuppressWarnings("UseCollectionConstructor") // test of factory method
    LinkedHashMap<Integer, Integer> map = Maps.newLinkedHashMap();
    assertEquals(emptyMap(), map);
  }