public void AddSpell(Item Spell)
{
int expectedWizardAttack = 20;
int expectedWizardDefense = 5;
Wizard wizardWithBook = new Wizard(100, "TheBook'sWizard");
Item spell1 = new Item("spell1", 20, 5);
wizardWithBook.AddSpell(spell1);
Assert.AreEqual(expectedWizardAttack, wizardWithBook.GetCharacterAttack());
Assert.AreEqual(expectedWizardDefense, wizardWithBook.GetCharacterDefense());
}