apps.dashboard.models, .tests & .views all handle new list creation when a new task item is added (but for now, undesirably, always a new list for each task item; made migrations accordingly

apps/dashboard/tests.py

@@ -1,5 +1,5 @@
 from django.test import TestCase
-from .models import Item
+from .models import Item, List
 
 class HomePageTest(TestCase):
     def test_uses_home_template(self):
@@ -11,23 +11,33 @@ class HomePageTest(TestCase):
         self.assertContains(response, '<form method="POST" action="/apps/dashboard/newlist">')
         self.assertContains(response, '<input name="item_text"')
 
-class ItemModelTest(TestCase):
+class ListAndItemModelsTest(TestCase):
     def test_saving_and_retrieving_items(self):
+        mylist = List()
+        mylist.save()
+
         first_item = Item()
         first_item.text = "The first (ever) list item"
+        first_item.list = mylist
         first_item.save()
 
         second_item = Item()
         second_item.text = "A sequel somehow better than the first"
+        second_item.list = mylist
         second_item.save()
 
+        saved_list = List.objects.get()
+        self.assertEqual(saved_list, mylist)
+
         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, mylist)
         self.assertEqual(second_saved_item.text, "A sequel somehow better than the first")
+        self.assertEqual(second_saved_item.list, mylist)
 
 class DashViewTest(TestCase):
     def test_uses_list_template(self):
@@ -41,8 +51,9 @@ class DashViewTest(TestCase):
 
     def test_displays_all_list_items(self):
         # Given/Arrange
-        Item.objects.create(text='itemey 1')
-        Item.objects.create(text='itemey 2')
+        mylist = List.objects.create()
+        Item.objects.create(text='itemey 1', list=mylist)
+        Item.objects.create(text='itemey 2', list=mylist)
         # When/Act
         response = self.client.get('/apps/dashboard/the-only-list-in-the-world/')
         # Then/Assert
@@ -51,7 +62,7 @@ class DashViewTest(TestCase):
 
 class NewListTest(TestCase):
     def test_can_save_a_POST_request(self):
-        self. client.post('/apps/dashboard/newlist', data={'item_text': "A new list item"})
+        self. client.post('/apps/dashboard/newlist', data={'item_text': 'A new list item'})
         self.assertEqual(Item.objects.count(), 1)
         new_item = Item.objects.get()
         self.assertEqual(new_item.text, 'A new list item')