Handles prison (kåk)

PokerKata/src/session3/PokerGame.java

@@ -15,14 +15,18 @@ public class PokerGame {
 	public int getScore(String hand) {
 		int score = 0;
 
-		if (findPair(hand) == true)
-			score = 2;
-		if (findThreeOfAKind(hand) == true)
-			score = 3;
-		if (findTwoPairs(hand) == true)
-			score = 6;
-		if (findFourOfAKind(hand) == true)
+		if (findPrison(hand) == true)
+			score = 9;
+		else if (findFourOfAKind(hand) == true)
 			score = 7;
+		else if (findTwoPairs(hand) == true)
+			score = 6;
+		else if (findThreeOfAKind(hand) == true)
+			score = 3;
+		else if (findPair(hand) == true)
+			score = 2;
+		else
+			score = 0;
 		return score;
 	}
 
@@ -80,6 +84,17 @@ public class PokerGame {
 		return false;
 	}
 
+	private boolean findPrison(String hand) {
+		char[] values = getValues(hand);
+
+		// We have a prison if the first and last two cards are a pair, and the
+		// middle card has same value as either of them (is three of a kind)
+		if (values[0] == values[1] && values[3] == values[4]
+				&& (values[0] == values[2] || values[2] == values[3]))
+			return true;
+		return false;
+	}
+
 	private char[] getValues(String hand) {
 		char[] values = "".toCharArray();
 		String temp = "";

PokerKata/test/session3/PokerGameTest.java

@@ -60,4 +60,13 @@ public class PokerGameTest {
 
 		assertEquals(7, result);
 	}
+	
+	@Test
+	public void prison_gives_9() throws Exception {
+		String hand = "S2K2R2H7S7";
+
+		int result = myGame.getScore(hand);
+
+		assertEquals(9, result);
+	}
 }