public void DecrementOrder()
{
var service = new Lunch.Order.OrderService();
string person = "Mini";
string description = "fries";
Action restoreAmount = () => service.Order(description, person, 5);
{
restoreAmount();
OrderResult result = service.DecrementOrder(description, person);
Assert.True(result.Successful);
Assert.Equal(4, result.OrderItem.Amount);
}
{
restoreAmount();
OrderResult result = service.DecrementOrder(description, person, 2);
Assert.True(result.Successful);
Assert.Equal(3, result.OrderItem.Amount);
}
{
restoreAmount();
service.DecrementOrder(description, person);
OrderResult result = service.DecrementOrder(description, person, 2);
Assert.True(result.Successful);
Assert.Equal(2, result.OrderItem.Amount);
}
// the rest of the tests are int Order()
}
public void GetItemsByPerson()
{
var service = new Lunch.Order.OrderService();
string person = "Mini";
Assert.Empty(service.GetItems(person));
service.Order("fries", person, 1);
Assert.NotEmpty(service.GetItems(person));
}
public void Order()
{
var service = new Lunch.Order.OrderService();
string person = "Mini";
string description = "fries";
{
OrderResult result = service.Order(description, person, 1);
Assert.True(result.Successful);
}
{
OrderResult result = service.Order(description, person, 2);
Assert.True(result.Successful);
Assert.Equal(2, result.OrderItem.Amount);
}
{
OrderResult result = service.Order(description, person, -1);
Assert.False(result.Successful);
Assert.Equal(OrderException.NewAmountLowerThanZero, result.Exception);
}
{
OrderResult result = service.Order("aint got this item", person, 1);
Assert.False(result.Successful);
Assert.Equal(OrderException.MenuItemDoesNotExist, result.Exception);
}
{
OrderResult result = service.Order(null, person, 1);
Assert.False(result.Successful);
Assert.Equal(OrderException.MenuItemDoesNotExist, result.Exception);
}
{
OrderResult result = service.Order(description, null, 1);
Assert.False(result.Successful);
Assert.Equal(OrderException.PersonNotProvided, result.Exception);
}
}