diff options
Diffstat (limited to 'tests/generic_views/list.py')
| -rw-r--r-- | tests/generic_views/list.py | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/tests/generic_views/list.py b/tests/generic_views/list.py new file mode 100644 index 0000000000..be2721d775 --- /dev/null +++ b/tests/generic_views/list.py @@ -0,0 +1,217 @@ +from __future__ import absolute_import + +from django.core.exceptions import ImproperlyConfigured +from django.test import TestCase +from django.test.utils import override_settings +from django.views.generic.base import View +from django.utils.encoding import force_str + +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.assertTrue(isinstance(res.context['view'], View)) + 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_page_kwarg(self): + self._make_authors(100) + res = self.client.get('/list/authors/paginated/custom_page_kwarg/', {'pagina': '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_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_orphaned_queryset(self): + self._make_authors(92) + res = self.client.get('/list/authors/paginated-orphaned/') + self.assertEqual(res.status_code, 200) + self.assertEqual(res.context['page_obj'].number, 1) + res = self.client.get( + '/list/authors/paginated-orphaned/', {'page': 'last'}) + self.assertEqual(res.status_code, 200) + self.assertEqual(res.context['page_obj'].number, 3) + res = self.client.get( + '/list/authors/paginated-orphaned/', {'page': '3'}) + self.assertEqual(res.status_code, 200) + self.assertEqual(res.context['page_obj'].number, 3) + res = self.client.get( + '/list/authors/paginated-orphaned/', {'page': '4'}) + self.assertEqual(res.status_code, 404) + + 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/') + + @override_settings(DEBUG=True) + def test_paginated_list_view_returns_useful_message_on_invalid_page(self): + # test for #19240 + # tests that source exception's message is included in page + self._make_authors(1) + res = self.client.get('/list/authors/paginated/2/') + self.assertEqual(res.status_code, 404) + self.assertEqual(force_str(res.context.get('reason')), + "Invalid page (2): That page contains no results") + + 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) |