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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
- 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>'))
- 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('/', 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('/', data={'item_text': 'A new list item'})
- self.assertEqual(response.status_code, 302)
- self.assertEqual(response['location'], '/lists/the-only-list/')
- def test_only_saves_items_when_needed(self):
- self.client.get('/')
- self.assertEqual(Item.objects.count(), 0)
- class ListViewTest(TestCase):
- def test_uses_list_template(self):
- response = self.client.get('/lists/the-only-list/')
- self.assertTemplateUsed(response, 'list.html')
- def test_displays_all_items(self):
- Item.objects.create(text='itemey 1')
- Item.objects.create(text='itemey 2')
- response = self.client.get('/lists/the-only-list/')
- self.assertContains(response, 'itemey 1')
- self.assertContains(response, 'itemey 2')
- class ItemModelTest(TestCase):
- def test_save_and_retrieve_items(self):
- item1 = Item()
- item1.text = 'The first (ever) list item'
- item1.save()
-
- item2 = Item()
- item2.text = 'Item the 2nd'
- item2.save()
- saved = Item.objects.all()
- self.assertEqual(saved.count(), 2)
- first_item = saved[0]
- second_item = saved[1]
- self.assertEqual(first_item.text, item1.text)
- self.assertEqual(second_item.text, item2.text)
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