| from django.db.models import Q |
| from django.test import TestCase |
| |
| from .models import (Address, Place, Restaurant, Link, CharLink, TextLink, |
| Person, Contact, Note, Organization, OddRelation1, OddRelation2) |
| |
| |
| class GenericRelationTests(TestCase): |
| |
| def test_inherited_models_content_type(self): |
| """ |
| Test that GenericRelations on inherited classes use the correct content |
| type. |
| """ |
| |
| p = Place.objects.create(name="South Park") |
| r = Restaurant.objects.create(name="Chubby's") |
| l1 = Link.objects.create(content_object=p) |
| l2 = Link.objects.create(content_object=r) |
| self.assertEqual(list(p.links.all()), [l1]) |
| self.assertEqual(list(r.links.all()), [l2]) |
| |
| def test_reverse_relation_pk(self): |
| """ |
| Test that the correct column name is used for the primary key on the |
| originating model of a query. See #12664. |
| """ |
| p = Person.objects.create(account=23, name='Chef') |
| a = Address.objects.create(street='123 Anywhere Place', |
| city='Conifer', state='CO', |
| zipcode='80433', content_object=p) |
| |
| qs = Person.objects.filter(addresses__zipcode='80433') |
| self.assertEqual(1, qs.count()) |
| self.assertEqual('Chef', qs[0].name) |
| |
| def test_charlink_delete(self): |
| oddrel = OddRelation1.objects.create(name='clink') |
| cl = CharLink.objects.create(content_object=oddrel) |
| oddrel.delete() |
| |
| def test_textlink_delete(self): |
| oddrel = OddRelation2.objects.create(name='tlink') |
| tl = TextLink.objects.create(content_object=oddrel) |
| oddrel.delete() |
| |
| def test_q_object_or(self): |
| """ |
| Tests that SQL query parameters for generic relations are properly |
| grouped when OR is used. |
| |
| Test for bug http://code.djangoproject.com/ticket/11535 |
| |
| In this bug the first query (below) works while the second, with the |
| query parameters the same but in reverse order, does not. |
| |
| The issue is that the generic relation conditions do not get properly |
| grouped in parentheses. |
| """ |
| note_contact = Contact.objects.create() |
| org_contact = Contact.objects.create() |
| note = Note.objects.create(note='note', content_object=note_contact) |
| org = Organization.objects.create(name='org name') |
| org.contacts.add(org_contact) |
| # search with a non-matching note and a matching org name |
| qs = Contact.objects.filter(Q(notes__note__icontains=r'other note') | |
| Q(organizations__name__icontains=r'org name')) |
| self.assertTrue(org_contact in qs) |
| # search again, with the same query parameters, in reverse order |
| qs = Contact.objects.filter( |
| Q(organizations__name__icontains=r'org name') | |
| Q(notes__note__icontains=r'other note')) |
| self.assertTrue(org_contact in qs) |
| |
| |
| |
