added blackjack test

src/main/java/io/zipcoder/casino/cardgames/BlackJack.java

@@ -76,6 +76,11 @@ public class BlackJack extends CardGame implements Gamble {
         return false;
     }
 
+    public Deck getDeck() {
+        //for testing
+        return deck;
+    }
+
     public void dealerCollectAll() {
         for (BlackJackPlayer p: this.blackJackPlayers){ // collects bet from all players
             evaluateBet(p.getP(), -p.getBet());
@@ -230,7 +235,7 @@ public class BlackJack extends CardGame implements Gamble {
 
 
     public Card drawCard() {
-        // draws card from deck and adds it to "upcard" total
+
         Card card = deck.removeFirst();
         return card;
     }

src/test/java/io/zipcoder/casino/BlackJackTest.java

@@ -1,8 +1,85 @@
 package io.zipcoder.casino;
 
+import io.zipcoder.casino.cardgames.BlackJack;
+import io.zipcoder.casino.player.BlackJackPlayer;
+import io.zipcoder.casino.utilities.Card;
+import io.zipcoder.casino.utilities.containers.CardHand;
+import io.zipcoder.casino.utilities.containers.Deck;
+import io.zipcoder.casino.utilities.enums.CardValue;
+import org.junit.Assert;
 import org.junit.Test;
 
+import java.util.ArrayList;
+
+import static io.zipcoder.casino.utilities.enums.CardSuit.HEARTS;
+
 public class BlackJackTest {
+  Deck deck = new Deck();
+  BlackJack blackJack = new BlackJack();
+  ArrayList<BlackJackPlayer> blackJackPlayers = new ArrayList<>();
+  CardHand dealerHand = new CardHand();
+  CardHand playerHand = new CardHand();
+  BlackJackPlayer player = new BlackJackPlayer();
+  Card card10 = new Card(CardValue.TEN,HEARTS);
+  Card card7 = new Card(CardValue.SEVEN,HEARTS);
+  Card cardAce = new Card(CardValue.ACE,HEARTS);
+
+
+    @Test
+    public void testPayoutAll(){
+        player.setBet(100);
+        blackJack.payoutAll();
+        long expected = 100;
+        long actual = player.getBet();
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testDealerDraw(){
+    blackJack.dealerDraw();
+    int expected = 2;
+    int actual = dealerHand.size();
+    Assert.assertEquals(expected,actual);
+    }
+
+    @Test
+    public void testDealCards(){
+        blackJack.dealCards(2);
+        int expected = 50;
+        int actual = blackJack.getDeck().size();
+        Assert.assertEquals(expected, actual);
+    }
+
+
+    @Test
+    public void testDrawCard(){
+        blackJack.drawCard();
+
+      int expected = 51;
+      int actual = blackJack.getDeck().size();
+      Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testRevealCard(){
+        dealerHand.add(card10);
+        blackJack.revealCard();
+        int expected = 1;
+        int actual = dealerHand.size();
+
+    Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testGetSum(){
+
+        playerHand.add(card7);
+        playerHand.add(card10);
+
+        int expected = 17;
+        int actual = blackJack.getSum(playerHand);
 
+        Assert.assertEquals(expected, actual);
 
+    }
 }