public void ChargeTest_RemovesProperAmount()
{
InventoryReader inventoryReader = new InventoryReader();
Dictionary <string, VendingMachineItem> inventory = inventoryReader.ReadInventory();
VendingMachineBrain happyRoad = new VendingMachineBrain(inventory);
happyRoad.FeedMoney(5);
happyRoad.AddToCart("A1");
happyRoad.Charge();
Assert.AreEqual(1.95M, happyRoad.Balance, "Item added updates the balance");
}
public void ChangeTest_ReturnsBalanceToZero()
{
InventoryReader inventoryReader = new InventoryReader();
Dictionary <string, VendingMachineItem> inventory = inventoryReader.ReadInventory();
VendingMachineBrain happyRoad = new VendingMachineBrain(inventory);
happyRoad.FeedMoney(5);
happyRoad.AddToCart("A1");
happyRoad.Charge();
happyRoad.Change();
Assert.AreEqual(0, happyRoad.Balance, "Updates balance to zero.");
}