ZCW-Lab-Blackjack/test/rocks/zipcode/BlackJackRuleTest.java

package rocks.zipcode;

import org.junit.Assert;
import org.junit.Test;

public class BlackJackRuleTest {

    @Test
    public void testIsBusted_whenPlayerHas21() {

        // setup
        Player player = new Player();
        player.addCard(new Cards(Cards.Rank.ACE, Cards.Suit.CLUBS));
        player.addCard(new Cards(Cards.Rank.JACK, Cards.Suit.CLUBS));

        BlackJackRule rule = new BlackJackRule();

        // When - invoking method
        boolean actual = rule.isBusted(player);

        //Then - verify result
        Assert.assertFalse(actual);
    }

    @Test
    public void testIsBusted_whenScoreIsOver21() {

        // setup
        Player player = new Player();

        player.addCard(new Cards(Cards.Rank.QUEEN, Cards.Suit.CLUBS));
        player.addCard(new Cards(Cards.Rank.JACK, Cards.Suit.CLUBS));
        player.addCard(new Cards(Cards.Rank.DEUCE, Cards.Suit.CLUBS));


        BlackJackRule rule = new BlackJackRule();

        // When - invoking method
        boolean actual = rule.isBusted(player);

        //Then - verify result
        Assert.assertTrue(actual);
    }

    @Test
    public void testGetWinner_whenPlayerIsBustedAndDealerIsNot() {
        //Given set up data
        Player player = new Player("Player 1");

        player.addCard(new Cards(Cards.Rank.QUEEN, Cards.Suit.CLUBS));
        player.addCard(new Cards(Cards.Rank.JACK, Cards.Suit.CLUBS));
        player.addCard(new Cards(Cards.Rank.DEUCE, Cards.Suit.CLUBS));

        Player dealer = new Player("Dealer");
        dealer.addCard(new Cards(Cards.Rank.QUEEN, Cards.Suit.DIAMONDS));
        dealer.addCard(new Cards(Cards.Rank.JACK, Cards.Suit.DIAMONDS));

        BlackJackRule rule = new BlackJackRule();

        // When - invoking method
        Player winner = rule.getWinner(dealer, player);

        //Then - verify result
        Assert.assertEquals(winner, dealer);
    }
    @Test
    public void testGetWinner_whenPlayerHandIsHigherThanDealer() {
        //Given set up data
        Player player = new Player("Player 1");

        player.addCard(new Cards(Cards.Rank.QUEEN, Cards.Suit.CLUBS));
        player.addCard(new Cards(Cards.Rank.JACK, Cards.Suit.CLUBS));

        Player dealer = new Player("Dealer");
        dealer.addCard(new Cards(Cards.Rank.QUEEN, Cards.Suit.DIAMONDS));
        dealer.addCard(new Cards(Cards.Rank.NINE, Cards.Suit.DIAMONDS));

        BlackJackRule rule = new BlackJackRule();

        // When - invoking method
        Player winner = rule.getWinner(dealer, player);

        //Then - verify result
        Assert.assertEquals(player, winner);
    }
}