[RED] add unit test for delete feature

lists/tests/test_views.py

@@ -4,7 +4,7 @@ from django.http import HttpRequest
 from django.template.loader import render_to_string
 from lists.models import Item, List
 
-from lists.views import home_page, about_me, view_list
+from lists.views import home_page, about_me, view_list, delete_todo
 
 class ListViewTest(TestCase):
 
@@ -46,4 +46,12 @@ class ListViewTest(TestCase):
         other_list = List.objects.create()
         correct_list = List.objects.create()
         response = self.client.get('/lists/%d/' % (correct_list.id,))
-        self.assertEqual(response.context['list'], correct_list)
\ No newline at end of file
+        self.assertEqual(response.context['list'], correct_list)
+
+    def test_todo_can_be_deleted(self):
+        self.client.post('/lists/new',data={'item_text': 'A new list item'})
+        self.assertEqual(Item.objects.count(), 1)
+        new_item = Item.objects.first()
+        new_list = List.objects.first()
+        delete_todo(self, new_list.id, new_item.id)
+        self.assertEqual(Item.objects.count(), 0)