feat(hand): inherit from ICardPile

src/models/cardCollection/hand.interface.ts

@@ -1,8 +1,8 @@
 import { ICard } from '../card/card.interface'
-import { ICardCollection } from './cardCollection.interface'
+import { ICardPile } from './cardPile.interface'
 import { IRankSet } from '../card/rankSet.interface'
 
-export interface IHand extends ICardCollection {
+export interface IHand extends ICardPile {
   sortCards (cardRank: IRankSet): IHand
   playCard (card: ICard): void
 }

src/models/cardCollection/hand.model.ts

@@ -1,5 +1,5 @@
 import { Suit } from '../card/suit.model'
-import { CardCollection } from './cardCollection.model'
+import { CardPile } from './cardPile.model'
 import { MapExtensions } from '../../common/mapExtensions.model'
 import { IHand } from './hand.interface'
 import { ICard } from '../card/card.interface'
@@ -8,14 +8,12 @@ import { IRankSet } from '../card/rankSet.interface'
 /**
  * Represents a group of cards assigned to an IPlayer
  */
-export class Hand extends CardCollection implements IHand {
-
+export class Hand extends CardPile implements IHand {
+  public name = 'Hand'
   public suitOrder: Suit[] = [Suit.Clubs, Suit.Spades, Suit.Diamonds, Suit.Hearts]
 
   constructor (cards: ICard[] = []) {
-    super(cards) // CardCollection.constructor
-
-    this.friendlyName = 'Hand' // default name
+    super(cards) // CardPile.constructor
   }
 
   /**

src/models/cardCollection/hand.spec.ts

@@ -12,6 +12,17 @@ test('is empty with no cards', async t => {
   t.true(hand.isEmpty(), 'isEmpty() should have been true')
 })
 
+test('has default name', async t => {
+  const hand = new Hand()
+  t.deepEqual(hand.name, 'Hand')
+})
+
+test('can assign name', async t => {
+  const hand = new Hand()
+  hand.name = 'Player 1 Hand'
+  t.deepEqual(hand.name, 'Player 1 Hand')
+})
+
 test('has cards when initialized with them', async t => {
   const cards: ICard[] = [
     new PlayingCard(CardName.Eight, Suit.Diamonds),