public void Default()
{
// Arrange
var spellbook = new Spellbook();
// Assert
Assert.AreEqual(3, spellbook.GetWeight());
Assert.IsFalse(spellbook.GetCasterLevel().HasValue);
Assert.IsEmpty(spellbook.GetSchools());
Assert.AreEqual(2, spellbook.GetHardness());
Assert.AreEqual(1, spellbook.GetHitPoints());
}