Merge pull request #21

Add: PlayerTest.java Added Javadoc For "addPrestige", "removePrestige" + Minor Fixes.

src/main/java/it/polimi/ingsw/gc14/Model/Player.java

@@ -96,6 +96,7 @@ public class Player {
 
     /**
      * The current amount of {@code Food} the Player possesses.
+     * Cannot be negative.
      */
     private int FoodValue;
 
@@ -163,11 +164,27 @@ public class Player {
         return true;
     }
 
+    /**
+     * Adds {@code Value} amount of {@code Prestige} to the Player.
+     * @param Value The amount of {@code Prestige} to be added.
+     *              Should be positive for expected results
+     *              (otherwise the method will subtract the absolute
+     *              value of {@code Value}).
+     * @see #PrestigeValue
+     */
     public void addPrestige(int Value){
 
         this.PrestigeValue += Value;
     }
 
+    /**
+     * Removes {@code Value} amount of {@code Prestige} to the Player.
+     * @param Value The amount of {@code Prestige} to be removed.
+     *              Should be positive for expected results
+     *              (otherwise the method will add the absolute
+     *              value of {@code Value}).
+     * @see #PrestigeValue
+     */
     public void removePrestige(int Value){
 
         this.PrestigeValue -= Value;