2015-02-23 00:53:57 +00:00
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# -*- coding: utf-8 -*-
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2013-07-29 17:19:04 +00:00
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from __future__ import unicode_literals
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2011-10-13 21:34:56 +00:00
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2014-05-19 21:27:09 +00:00
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import datetime
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2010-10-18 13:34:47 +00:00
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from django.core.exceptions import ImproperlyConfigured
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2013-12-23 15:01:13 +00:00
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from django.test import TestCase, override_settings
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2012-11-05 07:38:41 +00:00
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from django.utils.encoding import force_str
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2015-01-28 12:35:27 +00:00
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from django.views.generic.base import View
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2010-10-18 13:34:47 +00:00
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2015-02-23 00:53:57 +00:00
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from .models import Artist, Author, Book, Page
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2011-10-13 21:34:56 +00:00
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2010-10-18 13:34:47 +00:00
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2014-04-05 06:04:46 +00:00
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@override_settings(ROOT_URLCONF='generic_views.urls')
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2010-10-18 13:34:47 +00:00
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class ListViewTests(TestCase):
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2015-02-23 00:53:57 +00:00
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@classmethod
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def setUpTestData(cls):
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cls.artist1 = Artist.objects.create(name='Rene Magritte')
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cls.author1 = Author.objects.create(name='Roberto Bolaño', slug='roberto-bolano')
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cls.author2 = Author.objects.create(name='Scott Rosenberg', slug='scott-rosenberg')
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cls.book1 = Book.objects.create(name='2066', slug='2066', pages=800, pubdate=datetime.date(2008, 10, 1))
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cls.book1.authors.add(cls.author1)
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cls.book2 = Book.objects.create(
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name='Dreaming in Code', slug='dreaming-in-code', pages=300, pubdate=datetime.date(2006, 5, 1)
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)
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cls.page1 = Page.objects.create(
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content='I was once bitten by a moose.', template='generic_views/page_template.html'
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)
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2010-10-18 13:34:47 +00:00
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def test_items(self):
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res = self.client.get('/list/dict/')
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/list.html')
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self.assertEqual(res.context['object_list'][0]['first'], 'John')
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def test_queryset(self):
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res = self.client.get('/list/authors/')
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
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2013-05-21 09:42:15 +00:00
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self.assertIsInstance(res.context['view'], View)
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self.assertIs(res.context['author_list'], res.context['object_list'])
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2010-10-28 02:58:28 +00:00
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self.assertIsNone(res.context['paginator'])
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self.assertIsNone(res.context['page_obj'])
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self.assertFalse(res.context['is_paginated'])
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2010-10-18 13:34:47 +00:00
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def test_paginated_queryset(self):
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self._make_authors(100)
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res = self.client.get('/list/authors/paginated/')
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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self.assertEqual(len(res.context['object_list']), 30)
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self.assertIs(res.context['author_list'], res.context['object_list'])
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self.assertTrue(res.context['is_paginated'])
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self.assertEqual(res.context['page_obj'].number, 1)
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self.assertEqual(res.context['paginator'].num_pages, 4)
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2011-02-14 13:04:51 +00:00
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self.assertEqual(res.context['author_list'][0].name, 'Author 00')
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self.assertEqual(list(res.context['author_list'])[-1].name, 'Author 29')
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2010-10-18 13:34:47 +00:00
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def test_paginated_queryset_shortdata(self):
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2016-10-27 07:53:39 +00:00
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# Short datasets also result in a paginated view.
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res = self.client.get('/list/authors/paginated/')
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
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self.assertIs(res.context['author_list'], res.context['object_list'])
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2011-01-08 13:15:44 +00:00
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self.assertEqual(res.context['page_obj'].number, 1)
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self.assertEqual(res.context['paginator'].num_pages, 1)
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2011-03-15 08:24:31 +00:00
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self.assertFalse(res.context['is_paginated'])
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2010-10-18 13:34:47 +00:00
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def test_paginated_get_page_by_query_string(self):
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self._make_authors(100)
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res = self.client.get('/list/authors/paginated/', {'page': '2'})
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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self.assertEqual(len(res.context['object_list']), 30)
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self.assertIs(res.context['author_list'], res.context['object_list'])
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self.assertEqual(res.context['author_list'][0].name, 'Author 30')
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2010-10-18 13:34:47 +00:00
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self.assertEqual(res.context['page_obj'].number, 2)
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def test_paginated_get_last_page_by_query_string(self):
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self._make_authors(100)
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res = self.client.get('/list/authors/paginated/', {'page': 'last'})
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self.assertEqual(res.status_code, 200)
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self.assertEqual(len(res.context['object_list']), 10)
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self.assertIs(res.context['author_list'], res.context['object_list'])
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self.assertEqual(res.context['author_list'][0].name, 'Author 90')
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2010-10-18 13:34:47 +00:00
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self.assertEqual(res.context['page_obj'].number, 4)
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def test_paginated_get_page_by_urlvar(self):
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self._make_authors(100)
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res = self.client.get('/list/authors/paginated/3/')
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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2010-10-28 02:58:28 +00:00
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self.assertEqual(len(res.context['object_list']), 30)
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2011-02-14 13:04:51 +00:00
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self.assertIs(res.context['author_list'], res.context['object_list'])
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self.assertEqual(res.context['author_list'][0].name, 'Author 60')
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2010-10-18 13:34:47 +00:00
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self.assertEqual(res.context['page_obj'].number, 3)
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def test_paginated_page_out_of_range(self):
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self._make_authors(100)
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res = self.client.get('/list/authors/paginated/42/')
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self.assertEqual(res.status_code, 404)
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def test_paginated_invalid_page(self):
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self._make_authors(100)
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res = self.client.get('/list/authors/paginated/?page=frog')
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self.assertEqual(res.status_code, 404)
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2010-12-05 04:32:36 +00:00
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def test_paginated_custom_paginator_class(self):
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self._make_authors(7)
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res = self.client.get('/list/authors/paginated/custom_class/')
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self.assertEqual(res.status_code, 200)
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2011-01-08 13:15:44 +00:00
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self.assertEqual(res.context['paginator'].num_pages, 1)
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2010-12-05 04:32:36 +00:00
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# Custom pagination allows for 2 orphans on a page size of 5
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self.assertEqual(len(res.context['object_list']), 7)
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2012-10-25 12:19:53 +00:00
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def test_paginated_custom_page_kwarg(self):
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self._make_authors(100)
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res = self.client.get('/list/authors/paginated/custom_page_kwarg/', {'pagina': '2'})
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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self.assertEqual(len(res.context['object_list']), 30)
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self.assertIs(res.context['author_list'], res.context['object_list'])
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self.assertEqual(res.context['author_list'][0].name, 'Author 30')
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self.assertEqual(res.context['page_obj'].number, 2)
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2010-12-05 04:32:36 +00:00
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def test_paginated_custom_paginator_constructor(self):
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self._make_authors(7)
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res = self.client.get('/list/authors/paginated/custom_constructor/')
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self.assertEqual(res.status_code, 200)
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# Custom pagination allows for 2 orphans on a page size of 5
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self.assertEqual(len(res.context['object_list']), 7)
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2012-11-21 03:45:38 +00:00
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def test_paginated_orphaned_queryset(self):
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self._make_authors(92)
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res = self.client.get('/list/authors/paginated-orphaned/')
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['page_obj'].number, 1)
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res = self.client.get(
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'/list/authors/paginated-orphaned/', {'page': 'last'})
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['page_obj'].number, 3)
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res = self.client.get(
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'/list/authors/paginated-orphaned/', {'page': '3'})
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['page_obj'].number, 3)
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res = self.client.get(
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'/list/authors/paginated-orphaned/', {'page': '4'})
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self.assertEqual(res.status_code, 404)
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2010-12-09 02:34:14 +00:00
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def test_paginated_non_queryset(self):
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res = self.client.get('/list/dict/paginated/')
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2012-11-21 03:45:38 +00:00
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2010-12-09 02:34:14 +00:00
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self.assertEqual(res.status_code, 200)
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self.assertEqual(len(res.context['object_list']), 1)
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2011-01-03 13:15:58 +00:00
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def test_verbose_name(self):
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res = self.client.get('/list/artists/')
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/list.html')
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self.assertEqual(list(res.context['object_list']), list(Artist.objects.all()))
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self.assertIs(res.context['artist_list'], res.context['object_list'])
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2011-01-03 13:15:58 +00:00
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self.assertIsNone(res.context['paginator'])
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self.assertIsNone(res.context['page_obj'])
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self.assertFalse(res.context['is_paginated'])
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2010-10-18 13:34:47 +00:00
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def test_allow_empty_false(self):
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res = self.client.get('/list/authors/notempty/')
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self.assertEqual(res.status_code, 200)
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Author.objects.all().delete()
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res = self.client.get('/list/authors/notempty/')
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self.assertEqual(res.status_code, 404)
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def test_template_name(self):
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res = self.client.get('/list/authors/template_name/')
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self.assertEqual(res.status_code, 200)
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self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
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2011-02-14 13:04:51 +00:00
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self.assertIs(res.context['author_list'], res.context['object_list'])
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2010-10-18 13:34:47 +00:00
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self.assertTemplateUsed(res, 'generic_views/list.html')
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def test_template_name_suffix(self):
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res = self.client.get('/list/authors/template_name_suffix/')
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self.assertEqual(res.status_code, 200)
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self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
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2011-02-14 13:04:51 +00:00
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self.assertIs(res.context['author_list'], res.context['object_list'])
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2010-10-18 13:34:47 +00:00
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self.assertTemplateUsed(res, 'generic_views/author_objects.html')
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def test_context_object_name(self):
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res = self.client.get('/list/authors/context_object_name/')
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self.assertEqual(res.status_code, 200)
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self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
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self.assertNotIn('authors', res.context)
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self.assertIs(res.context['author_list'], res.context['object_list'])
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2010-10-18 13:34:47 +00:00
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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def test_duplicate_context_object_name(self):
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res = self.client.get('/list/authors/dupe_context_object_name/')
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self.assertEqual(res.status_code, 200)
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self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
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2010-10-28 02:58:28 +00:00
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self.assertNotIn('authors', res.context)
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self.assertNotIn('author_list', res.context)
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2010-10-18 13:34:47 +00:00
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self.assertTemplateUsed(res, 'generic_views/author_list.html')
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def test_missing_items(self):
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with self.assertRaises(ImproperlyConfigured):
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self.client.get('/list/authors/invalid/')
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2010-10-18 13:34:47 +00:00
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2012-05-17 11:29:52 +00:00
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def test_paginated_list_view_does_not_load_entire_table(self):
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# Regression test for #17535
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self._make_authors(3)
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# 1 query for authors
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with self.assertNumQueries(1):
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self.client.get('/list/authors/notempty/')
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# same as above + 1 query to test if authors exist + 1 query for pagination
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with self.assertNumQueries(3):
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self.client.get('/list/authors/notempty/paginated/')
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2014-05-19 21:27:09 +00:00
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def test_explicitly_ordered_list_view(self):
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Book.objects.create(name="Zebras for Dummies", pages=800, pubdate=datetime.date(2006, 9, 1))
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res = self.client.get('/list/books/sorted/')
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object_list'][0].name, '2066')
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self.assertEqual(res.context['object_list'][1].name, 'Dreaming in Code')
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self.assertEqual(res.context['object_list'][2].name, 'Zebras for Dummies')
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res = self.client.get('/list/books/sortedbypagesandnamedec/')
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object_list'][0].name, 'Dreaming in Code')
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self.assertEqual(res.context['object_list'][1].name, 'Zebras for Dummies')
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self.assertEqual(res.context['object_list'][2].name, '2066')
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2012-11-04 23:46:30 +00:00
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@override_settings(DEBUG=True)
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def test_paginated_list_view_returns_useful_message_on_invalid_page(self):
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# test for #19240
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# tests that source exception's message is included in page
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self._make_authors(1)
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res = self.client.get('/list/authors/paginated/2/')
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self.assertEqual(res.status_code, 404)
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2016-04-08 02:04:45 +00:00
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self.assertEqual(force_str(res.context.get('reason')), "Invalid page (2): That page contains no results")
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2012-11-04 23:46:30 +00:00
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2010-10-18 13:34:47 +00:00
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def _make_authors(self, n):
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Author.objects.all().delete()
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for i in range(n):
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Author.objects.create(name='Author %02i' % i, slug='a%s' % i)
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