django1/tests/regressiontests/generic_views/list.py

177 lines
8.3 KiB
Python

from __future__ import absolute_import
from django.core.exceptions import ImproperlyConfigured
from django.test import TestCase
from .models import Author, Artist
class ListViewTests(TestCase):
fixtures = ['generic-views-test-data.json']
urls = 'regressiontests.generic_views.urls'
def test_items(self):
res = self.client.get('/list/dict/')
self.assertEqual(res.status_code, 200)
self.assertTemplateUsed(res, 'generic_views/list.html')
self.assertEqual(res.context['object_list'][0]['first'], 'John')
def test_queryset(self):
res = self.client.get('/list/authors/')
self.assertEqual(res.status_code, 200)
self.assertTemplateUsed(res, 'generic_views/author_list.html')
self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertIsNone(res.context['paginator'])
self.assertIsNone(res.context['page_obj'])
self.assertFalse(res.context['is_paginated'])
def test_paginated_queryset(self):
self._make_authors(100)
res = self.client.get('/list/authors/paginated/')
self.assertEqual(res.status_code, 200)
self.assertTemplateUsed(res, 'generic_views/author_list.html')
self.assertEqual(len(res.context['object_list']), 30)
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertTrue(res.context['is_paginated'])
self.assertEqual(res.context['page_obj'].number, 1)
self.assertEqual(res.context['paginator'].num_pages, 4)
self.assertEqual(res.context['author_list'][0].name, 'Author 00')
self.assertEqual(list(res.context['author_list'])[-1].name, 'Author 29')
def test_paginated_queryset_shortdata(self):
# Test that short datasets ALSO result in a paginated view.
res = self.client.get('/list/authors/paginated/')
self.assertEqual(res.status_code, 200)
self.assertTemplateUsed(res, 'generic_views/author_list.html')
self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertEqual(res.context['page_obj'].number, 1)
self.assertEqual(res.context['paginator'].num_pages, 1)
self.assertFalse(res.context['is_paginated'])
def test_paginated_get_page_by_query_string(self):
self._make_authors(100)
res = self.client.get('/list/authors/paginated/', {'page': '2'})
self.assertEqual(res.status_code, 200)
self.assertTemplateUsed(res, 'generic_views/author_list.html')
self.assertEqual(len(res.context['object_list']), 30)
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertEqual(res.context['author_list'][0].name, 'Author 30')
self.assertEqual(res.context['page_obj'].number, 2)
def test_paginated_get_last_page_by_query_string(self):
self._make_authors(100)
res = self.client.get('/list/authors/paginated/', {'page': 'last'})
self.assertEqual(res.status_code, 200)
self.assertEqual(len(res.context['object_list']), 10)
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertEqual(res.context['author_list'][0].name, 'Author 90')
self.assertEqual(res.context['page_obj'].number, 4)
def test_paginated_get_page_by_urlvar(self):
self._make_authors(100)
res = self.client.get('/list/authors/paginated/3/')
self.assertEqual(res.status_code, 200)
self.assertTemplateUsed(res, 'generic_views/author_list.html')
self.assertEqual(len(res.context['object_list']), 30)
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertEqual(res.context['author_list'][0].name, 'Author 60')
self.assertEqual(res.context['page_obj'].number, 3)
def test_paginated_page_out_of_range(self):
self._make_authors(100)
res = self.client.get('/list/authors/paginated/42/')
self.assertEqual(res.status_code, 404)
def test_paginated_invalid_page(self):
self._make_authors(100)
res = self.client.get('/list/authors/paginated/?page=frog')
self.assertEqual(res.status_code, 404)
def test_paginated_custom_paginator_class(self):
self._make_authors(7)
res = self.client.get('/list/authors/paginated/custom_class/')
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context['paginator'].num_pages, 1)
# Custom pagination allows for 2 orphans on a page size of 5
self.assertEqual(len(res.context['object_list']), 7)
def test_paginated_custom_paginator_constructor(self):
self._make_authors(7)
res = self.client.get('/list/authors/paginated/custom_constructor/')
self.assertEqual(res.status_code, 200)
# Custom pagination allows for 2 orphans on a page size of 5
self.assertEqual(len(res.context['object_list']), 7)
def test_paginated_non_queryset(self):
res = self.client.get('/list/dict/paginated/')
self.assertEqual(res.status_code, 200)
self.assertEqual(len(res.context['object_list']), 1)
def test_verbose_name(self):
res = self.client.get('/list/artists/')
self.assertEqual(res.status_code, 200)
self.assertTemplateUsed(res, 'generic_views/list.html')
self.assertEqual(list(res.context['object_list']), list(Artist.objects.all()))
self.assertIs(res.context['artist_list'], res.context['object_list'])
self.assertIsNone(res.context['paginator'])
self.assertIsNone(res.context['page_obj'])
self.assertFalse(res.context['is_paginated'])
def test_allow_empty_false(self):
res = self.client.get('/list/authors/notempty/')
self.assertEqual(res.status_code, 200)
Author.objects.all().delete()
res = self.client.get('/list/authors/notempty/')
self.assertEqual(res.status_code, 404)
def test_template_name(self):
res = self.client.get('/list/authors/template_name/')
self.assertEqual(res.status_code, 200)
self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertTemplateUsed(res, 'generic_views/list.html')
def test_template_name_suffix(self):
res = self.client.get('/list/authors/template_name_suffix/')
self.assertEqual(res.status_code, 200)
self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertTemplateUsed(res, 'generic_views/author_objects.html')
def test_context_object_name(self):
res = self.client.get('/list/authors/context_object_name/')
self.assertEqual(res.status_code, 200)
self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
self.assertNotIn('authors', res.context)
self.assertIs(res.context['author_list'], res.context['object_list'])
self.assertTemplateUsed(res, 'generic_views/author_list.html')
def test_duplicate_context_object_name(self):
res = self.client.get('/list/authors/dupe_context_object_name/')
self.assertEqual(res.status_code, 200)
self.assertEqual(list(res.context['object_list']), list(Author.objects.all()))
self.assertNotIn('authors', res.context)
self.assertNotIn('author_list', res.context)
self.assertTemplateUsed(res, 'generic_views/author_list.html')
def test_missing_items(self):
self.assertRaises(ImproperlyConfigured, self.client.get, '/list/authors/invalid/')
def test_paginated_list_view_does_not_load_entire_table(self):
# Regression test for #17535
self._make_authors(3)
# 1 query for authors
with self.assertNumQueries(1):
self.client.get('/list/authors/notempty/')
# same as above + 1 query to test if authors exist + 1 query for pagination
with self.assertNumQueries(3):
self.client.get('/list/authors/notempty/paginated/')
def _make_authors(self, n):
Author.objects.all().delete()
for i in range(n):
Author.objects.create(name='Author %02i' % i, slug='a%s' % i)