public void AddCoffeeOrder_WhenNoCoffeeOrderInTransactionHandler_AddsCoffeeOrder()
{
var coffeeOrder = CreateCoffeeOrder();
_transactionHandler.AddCoffeeOrder(coffeeOrder);
Assert.AreEqual(coffeeOrder, _transactionHandler.CoffeeOrder);
}
private void btnAddCoffee_Click(object sender, EventArgs e)
{
var coffeeOrder = _coffeeOrderHandler.PlaceOrder();
_transactionHandler.AddCoffeeOrder(coffeeOrder);
UpdateOrder();
ClearAddCoffeeForm();
SetStatus();
}