flushed out the player class and the testplayer class a little.

MerchantRPGCSE2102/src/game/Player.java

@@ -4,16 +4,78 @@ public class Player
 {
 	private String _name;
 	private int _playerCash;
+	//*************************************************************************
+	//we need to discuss how we will store the amount of goods the player
+	//has in store in their inventory
+	//array-inside-array wastes too much space and is too slow
+	//need to consider another method, currently this is a placeholder member variable
 	private Item[] _playerInventory;
+	//*************************************************************************
 
 	//constructor
 	public Player(String playerName, int startingCash, int startingInventory)
 	{
 		_name = playerName;
 		_playerCash = startingCash;
+		//placeholder constructor for the player inventory
 		_playerInventory = new Item[startingInventory];
 	}
 
+	//**************************************************************************
 	//Buy method, allows player to gain new items
 	//deducts cash based on the price of item
+	//needs the name of the item and the merchant that the player is buying from
+	//incomplete method
+	public void buy(String itemName, Merchant targetMerchant)
+	{
+
+	}
+
+	//sell method, will remove items from the player's inventory and
+	//increase the amount of cash the player has
+	//needs the name of the item being sold and the merchant player is selling to
+	//incomplete method
+	public void sell(String itemName, Merchant targetMerchant)
+	{
+
+	}
+	//**************************************************************************
+
+	//deduct cash method, will remove the input amount from playerCash
+	//will return an error message and will not remove any cash if
+	//amount attempting to be removed is greater than the player cash amount
+	public void deductCash(int deductAmount)
+	{
+		if(deductAmount > _playerCash)
+		{
+			System.out.println("ERROR: Player does not have sufficient cash");
+		}
+		else
+			_playerCash -= deductAmount;
+	}
+
+	//increase cash method, will increase the amount of cash on the player
+	//will increase by amount inputed
+	public void increaseCash(int increaseAmount)
+	{
+		_playerCash += increaseAmount;
+	}
+
+	//name getter
+	public String getName()
+	{
+		return _name;
+	}
+
+	//playerCash getter
+	public int getPlayerCash()
+	{
+		return _playerCash;
+	}
+
+	//inventory getter
+	public Item[] getInventory()
+	{
+		return _playerInventory;
+	}
 }

MerchantRPGCSE2102/src/tests/TestPlayer.java

@@ -1,8 +1,24 @@
 package tests;
 
+import junit.framework.TestCase;
 import game.Player;
 
-public class TestPlayer 
+public class TestPlayer extends TestCase
 {
-
+	private Player p;
+
+	public void setup()
+	{
+		p = new Player("TestPlayer", 1000, 1);
+	}
+
+	//test cash system for Player class
+	public void testPlayerCashSystem()
+	{
+		setup();
+		p.deductCash(500);
+		assertEquals(500, p.getPlayerCash());
+		p.increaseCash(500);
+		assertEquals(1000,p.getPlayerCash());
+	}
 }