def test_format_open_door_names_throws_on_integer(self):
try:
result = format_open_door_names([1])
self.assertEqual(True, False)
except TypeError:
self.assertEqual(True, True)
else:
self.assertEqual(True, False)
def test_format_open_door_names_lot_of_items(self):
result = format_open_door_names(["99", "400", "450", "X"])
self.assertEqual(result, "99, 400, 450, X")
def test_format_open_door_names_1_item(self):
result = format_open_door_names(["9"])
self.assertEqual(result, "9")
def test_format_open_door_names_2_items(self):
result = format_open_door_names(["1", "4"])
self.assertEqual(result, "1, 4")
def test_format_open_door_names_empty(self):
result = format_open_door_names([])
self.assertEqual(result, "")
