public void PowerRing() {
System.out.println();
Character Greg = new Archer("Greg");
Greg.addItem(new PowerRing());
int initialAttack = Greg.getAttack();
System.out.println("Before: " + Greg.inventoryToString());
Greg.useItem(0);
int finalAttack = Greg.getAttack();
System.out.println("After: " + Greg.inventoryToString());
//assertTrue(finalAttack == initialAttack + 15);
assertTrue(finalAttack == initialAttack + 5);