def test_saving_and_retrieving_items(self):
list_ = List()
list_.save()
first_item = Item()
first_item.text = "The first (ever) list item"
first_item.list = list_
first_item.save()
second_item = Item()
second_item.text = "Item the second"
second_item.list = list_
second_item.save()
saved_list = List.objects.first()
self.assertEqual(saved_list, list_)
saved_items = Item.objects.all()
self.assertEqual(saved_items.count(), 2)
first_saved_item = saved_items[0]
second_saved_item = saved_items[1]
self.assertEqual(first_saved_item.text, "The first (ever) list item")
self.assertEqual(first_saved_item.list, list_)
self.assertEqual(second_saved_item.text, "Item the second")
self.assertEqual(second_saved_item.list, list_)
def view_list(request, list_id):
list_ = List.objects.get(id=list_id)
error = None
result = items_to_comment(list_.item_set.all())
boxtype = result[1]
comment = result[0]
if request.method == 'POST':
try:
item = Item(text=request.POST['item_text'], list=list_)
item.full_clean()
item.save()
return redirect(list_)
except ValidationError:
error = "You can't have an empty list item"
return render(request, 'list.html', {'list': list_ , 'comment': comment, 'boxtype' : boxtype, 'error' : error})
def test_cannot_save_empty_list_items(self):
list_ = List.objects.create()
item = Item(list=list_, text="")
with self.assertRaises(ValidationError):
item.save()
item.full_clean()