added files

TestWizard.java

@@ -0,0 +1,24 @@
+public class TestWizard
+{
+
+   public static void main( String[] args )
+   {
+   
+      Wizard w1 = new Wizard();
+      w1.wizardDetails();
+      w1.drinkPotion();
+      w1.wizardDetails();
+      w1.drinkPotion( 25 );
+      w1.wizardDetails();
+      
+      Wizard w2 = new Wizard( 90, "Wand", "Fire Bolt" );
+      w2.wizardDetails();
+      w2.drinkPotion();
+      w2.wizardDetails();
+      w2.drinkPotion( 5 );
+      w2.wizardDetails();
+      
+
+   }
+   
+}

Wizard.java

@@ -0,0 +1,31 @@
+public class Wizard{
+   int health;
+   String weapon;
+   String spell;
+   public Wizard(){
+      this.health = 100;
+      this.weapon = "Staff";
+      this.spell =  "Arcane Arrow";
+   }
+   public Wizard(int health,String weapon,String spell){
+      this.health = health;
+      this.weapon = weapon;
+      this.spell = spell;
+   }
+   public void drinkPotion(){
+      this.health += 10;
+   }
+   public void drinkPotion(int potion){
+      this.health +=  potion;
+   }
+   public void wizardDetails(){
+      System.out.println("This Wizard has a total health of: " + this.health);
+      System.out.println("This Wizard carries a " + this.weapon + " and can cast " + this.spell + ".");
+      System.out.println();
+   }
+   /*
+   public static void main(String[] args){
+   }
+   */
+   
+}

test.java

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+//test if assigning from existing to new class is by reference or by value
+public class test{
+   public static void main(String[] args){
+      Example t1 = new Example(1);
+      Example t2 = new Example(3);
+      t2 = t1;
+      t1.printT();
+      t2.setT(2);
+      t1.printT();
+      t2.printT();
+   }
+}
+class Example{
+   int t;
+   
+   public Example(int t){
+      this.t = t;
+   }
+   
+   public void printT(){
+      System.out.println(this.t);
+   }
+   
+   public void setT(int t){
+      this.t = t;
+   }
+}