def test_single_no_patties_no_buns(system):
burger = SingleBurger()
system.add_to_order(burger, 1)
assert (burger.num_buns() == 0)
assert (burger.num_patties() == 0)
assert (burger.get_price() == 1)
assert (len(burger.get_errors()) == 2)
assert (len(system.get_orders()) == 1)
assert (system.get_order(1).get_status() == False)
assert (system.get_order(1).get_confirmed() == False)
assert (len(system.get_order(1).get_order_list()) == 0)
assert (system.get_order(1).total_price() == 0)
def test_single_not_enough_patties(system):
burger = SingleBurger()
burger.add_ingredient("Sesame bun", 1)
burger.add_ingredient("Muffin bun", 1)
system.add_to_order(burger, 1)
assert (burger.num_buns() == 2)
assert (burger.num_patties() == 0)
assert (burger.get_price() == 3)
assert (len(burger.get_errors()) == 1)
assert (len(system.get_orders()) == 1)
assert (system.get_order(1).get_status() == False)
assert (system.get_order(1).get_confirmed() == False)
assert (len(system.get_order(1).get_order_list()) == 0)
assert (system.get_order(1).total_price() == 0)
def test_successful_single_burger(system):
burger = SingleBurger()
burger.add_ingredient("Sesame bun", 1)
burger.add_ingredient("Muffin bun", 1)
burger.add_ingredient("Beef patty", 1)
system.add_to_order(burger, 1)
assert (burger.num_buns() == 2)
assert (burger.num_patties() == 1)
assert (burger.get_price() == 5)
assert (burger.is_valid_main())
assert (len(system.get_orders()) == 1)
assert (len(system.get_order(1).get_order_list()) == 1)
assert (system.get_order(1).get_status() == False)
assert (system.get_order(1).get_confirmed() == False)
assert (system.get_order(1).total_price() == 5)