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- from django.urls import resolve
- from django.test import TestCase
- from django.http import HttpRequest
- from django.template.loader import render_to_string
- from lists.views import home_page
- from lists.models import Item, List
- class HomePageTest(TestCase):
- def test_root_url_resolves_to_home_page_view(self):
- found = resolve('/')
- self.assertEqual(found.func, home_page)
- def test_uses_home_template(self):
- response = self.client.get('/')
- # The Manual Way of doing it:
- html = response.content.decode('utf8')
- self.assertTrue(html.startswith('<html>')) #Oops, Django Templating Used not HTML!
- self.assertIn('<title>To-Do lists</title>', html)
- self.assertTrue(html.strip().endswith('</html>'))
- # Using Django's Builtin Testing Client:
- self.assertTemplateUsed(response, 'home.html')
- def test_can_save_POST_request(self):
- response = self.client.post('/lists/new', data={'item_text': 'A new list item'})
- self.assertEqual(Item.objects.count(), 1)
- new_item = Item.objects.first()
- self.assertEqual(new_item.text, 'A new list item')
- def test_redirects_after_POST(self):
- response = self.client.post('/lists/new', data={'item_text': 'A new list item'})
- new_list = List.objects.first()
- self.assertRedirects(response, f'/lists/{new_list.id}/')
- class ListViewTest(TestCase):
- def test_uses_list_template(self):
- list_ = List.objects.create()
- response = self.client.get(f'/lists/{list_.id}/')
- self.assertTemplateUsed(response, 'list.html')
- def test_displays_all_items_for_that_list(self):
- correct = List.objects.create()
- Item.objects.create(text='itemey 1', listi=correct)
- Item.objects.create(text='itemey 2', listi=correct)
- other = List.objects.create()
- Item.objects.create(text='other list item 1', listi=other)
- Item.objects.create(text='other list item 2', listi=other)
- response = self.client.get(f'/lists/{correct.id}/')
- self.assertContains(response, 'itemey 1')
- self.assertContains(response, 'itemey 2')
- self.assertNotContains(response, 'other list item 1')
- self.assertNotContains(response, 'other list item 2')
-
- def test_passes_correct_list_to_template(self):
- other_list = List.objects.create()
- correct_list = List.objects.create()
- response = self.client.get(f'/lists/{correct_list.id}/')
- self.assertEqual(response.context['list'], correct_list)
- class ListAndItemModelsTest(TestCase):
- def test_save_and_retrieve_items(self):
- list_ = List()
- list_.save()
- item1 = Item()
- item1.text = 'The first (ever) list item'
- item1.listi = list_
- item1.save()
-
- item2 = Item()
- item2.text = 'Item the 2nd'
- item2.listi = list_
- item2.save()
- savedL = List.objects.first()
- self.assertEqual(savedL, list_)
- savedI = Item.objects.all()
- self.assertEqual(savedI.count(), 2)
- first_item = savedI[0]
- second_item = savedI[1]
- self.assertEqual(first_item.text, item1.text)
- self.assertEqual(first_item.listi, list_)
- self.assertEqual(second_item.text, item2.text)
- self.assertEqual(second_item.listi, list_)
- class NewListTest(TestCase):
- def test_can_save_a_POST_request(self):
- self.client.post('/lists/new', data={'item_text': 'A new list item'})
- self.assertEqual(Item.objects.count(), 1)
- new_item = Item.objects.first()
- self.assertEqual(new_item.text, 'A new list item')
- def test_redirects_after_POST(self):
- response = self.client.post('/lists/new', data={'item_text': 'A new list item'})
- new_list = List.objects.first()
- self.assertRedirects(response, f'/lists/{new_list.id}/')
- class NewItemTest(TestCase):
- def test_can_save_a_POST_request_to_an_existing_list(self):
- other_list = List.objects.create()
- correct_list = List.objects.create()
- self.client.post(
- f'/lists/{correct_list.id}/add_item',
- data={'item_text': 'A new item for an existing list'}
- )
- self.assertEqual(Item.objects.count(), 1)
- new_item = Item.objects.first()
- self.assertEqual(new_item.text, 'A new item for an existing list')
- self.assertEqual(new_item.listi, correct_list)
- def test_redirects_to_list_view(self):
- other_list = List.objects.create()
- correct_list = List.objects.create()
- response = self.client.post(
- f'/lists/{correct_list.id}/add_item',
- data={'item_text': 'A new item for an existing list'}
- )
- self.assertRedirects(response, f'/lists/{correct_list.id}/')
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