public void ImperfectNickelDiameterAndWeightRecognized()
{
IVendingMachine machine = GetVendingMachineInstance();
ICoin coin = new InputCoin(21.25f, 5.05f);
machine.Messages.Dequeue();
machine.InsertCoin(coin);
Assert.AreEqual("$0.05", machine.Messages.Dequeue());
}
public void InvalidCoin()
{
IVendingMachine machine = GetVendingMachineInstance();
ICoin coin = new InputCoin(42.42f, 0.42f);
machine.Messages.Dequeue();
machine.InsertCoin(coin);
Assert.AreEqual("EXACT CHANGE ONLY", machine.Messages.Dequeue());
Assert.AreEqual(1, machine.CoinReturn.Count);
Assert.AreEqual(coin, machine.CoinReturn[0]);
}