void () { for (int size : new int[]{0, 1, 2, 3, 4, 10, 11, 12}) { UnmodifiableHashMap<Integer, String> map = create(size); assertEquals(map, map); HashMap<Integer, String> hashMap = new HashMap<>(map); assertEquals(hashMap, map); assertEquals(map, hashMap); UnmodifiableHashMap<Integer, String> map1 = map.with(0, "1"); assertNotEquals(map1, map); assertNotEquals(map, map1); assertNotEquals(map1, hashMap); assertNotEquals(hashMap, map1); } }