Add oving 5

src/test/java/oving5/card/CardDeckTest.java

@@ -0,0 +1,86 @@
+package oving5.card;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+public class CardDeckTest {
+
+	private Card s1;
+	private Card h1;
+	private Card d1;
+	private Card c1;
+	private Card s2;
+	private Card h2;
+	private Card d2;
+	private Card c2;
+	private CardDeck deck;
+	private Collection<Card> expected;
+
+	private static void testCards(Iterable<Card> actual, Iterator<Card> expected) {
+		Iterator<Card> actualIt = actual.iterator();
+
+		while (expected.hasNext()) {
+			assertTrue(actualIt.hasNext());
+
+			Card expectedCard = expected.next();
+			Card actualCard = actualIt.next();
+			assertEquals(expectedCard.getSuit(), actualCard.getSuit(), String
+					.format("The card should have been %s, but was %s", expectedCard, actualCard));
+			assertEquals(expectedCard.getFace(), actualCard.getFace(), String
+					.format("The card should have been %s, but was %s", expectedCard, actualCard));
+		}
+	}
+
+	private static void testCards(CardContainer it, Collection<Card> expected) {
+		assertEquals(expected.size(), it.getCardCount());
+
+		Iterator<Card> expectedIt = expected.iterator();
+		int i = 0;
+
+		while (expectedIt.hasNext()) {
+			Card expectedCard = expectedIt.next();
+			Card actualCard = it.getCard(i);
+			assertEquals(expectedCard.getSuit(), actualCard.getSuit(),
+					String.format("Card number %d should have been %s, but was %s", i + 1,
+							expectedCard, actualCard));
+			assertEquals(expectedCard.getFace(), actualCard.getFace(),
+					String.format("Card number %d should have been %s, but was %s", i + 1,
+							expectedCard, actualCard));
+
+			i++;
+		}
+	}
+
+	@BeforeEach
+	public void setUp() {
+		deck = new CardDeck(2);
+		s1 = new Card('S', 1);
+		s2 = new Card('S', 2);
+		h1 = new Card('H', 1);
+		h2 = new Card('H', 2);
+		d1 = new Card('D', 1);
+		d2 = new Card('D', 2);
+		c1 = new Card('C', 1);
+		c2 = new Card('C', 2);
+		expected = new ArrayList<>(List.of(s1, s2, h1, h2, d1, d2, c1, c2));
+	}
+
+	@Test
+	@DisplayName("Checks that CardContainer works with CardDeck")
+	public void testCardContainer() {
+		CardDeckTest.testCards(deck, expected);
+	}
+
+	@Test
+	@DisplayName("Checks that the iterator works with CardDeck")
+	public void testDeckIterator() {
+		CardDeckTest.testCards(deck, expected.iterator());
+	}
+}