### Question:
CustomCollectionsDeckOfCardsAsList { public MutableList<Card> hearts() { return this.cardsBySuit.get(Suit.HEARTS); } CustomCollectionsDeckOfCardsAsList(); Deque<Card> shuffle(Random random); MutableSet<Card> deal(Deque<Card> deque, int count); MutableList<MutableSet<Card>> shuffleAndDeal(Random random, int hands, int cardsPerHand); MutableList<MutableSet<Card>> dealHands(Deque<Card> shuffled, int hands, int cardsPerHand); MutableList<Card> diamonds(); MutableList<Card> hearts(); MutableList<Card> spades(); MutableList<Card> clubs(); MutableBag<Suit> countsBySuit(); MutableBag<Rank> countsByRank(); MutableList<Card> getCards(); MutableListMultimap<Suit, Card> getCardsBySuit();  }### Answer:
@Test public void hearts() { Assert.assertEquals(this.jdkDeck.hearts(), this.customDeck.hearts()); }