public void UsageTest()
{
Card x;
x = new Attack(CardSuit.Club, 0);
Assert.AreEqual(1, x.numOfTargets());
x = new Miss(CardSuit.Club, 0);
Assert.AreEqual(-1, x.numOfTargets()); // this means not usable
x = new Wine(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new Peach(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new Negate(CardSuit.Club, 0);
Assert.AreEqual(-1, x.numOfTargets());
x = new Barbarians(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new HailofArrow(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new PeachGarden(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new Wealth(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new Steal(CardSuit.Club, 0);
Assert.AreEqual(1, x.numOfTargets());
x = new Break(CardSuit.Club, 0);
Assert.AreEqual(1, x.numOfTargets());
x = new Capture(CardSuit.Club, 0);
Assert.AreEqual(1, x.numOfTargets());
x = new Starvation(CardSuit.Club, 0);
Assert.AreEqual(1, x.numOfTargets());
x = new Crossbow(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new IceSword(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new Scimitar(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new BlackShield(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
x = new EightTrigrams(CardSuit.Club, 0);
Assert.AreEqual(0, x.numOfTargets());
}