/tests/modeltests/m2m_and_m2o/tests.py
Python | 75 lines | 65 code | 8 blank | 2 comment | 0 complexity | f19dccf8c57c4e153f4f3a0d4a234e9e MD5 | raw file
Possible License(s): BSD-3-Clause
- from django.db.models import Q
- from django.test import TestCase
- from models import Issue, User
- class RelatedObjectTests(TestCase):
- def test_m2m_and_m2o(self):
- r = User.objects.create(username="russell")
- g = User.objects.create(username="gustav")
- i1 = Issue(num=1)
- i1.client = r
- i1.save()
- i2 = Issue(num=2)
- i2.client = r
- i2.save()
- i2.cc.add(r)
- i3 = Issue(num=3)
- i3.client = g
- i3.save()
- i3.cc.add(r)
- self.assertQuerysetEqual(
- Issue.objects.filter(client=r.id), [
- 1,
- 2,
- ],
- lambda i: i.num
- )
- self.assertQuerysetEqual(
- Issue.objects.filter(client=g.id), [
- 3,
- ],
- lambda i: i.num
- )
- self.assertQuerysetEqual(
- Issue.objects.filter(cc__id__exact=g.id), []
- )
- self.assertQuerysetEqual(
- Issue.objects.filter(cc__id__exact=r.id), [
- 2,
- 3,
- ],
- lambda i: i.num
- )
- # These queries combine results from the m2m and the m2o relationships.
- # They're three ways of saying the same thing.
- self.assertQuerysetEqual(
- Issue.objects.filter(Q(cc__id__exact = r.id) | Q(client=r.id)), [
- 1,
- 2,
- 3,
- ],
- lambda i: i.num
- )
- self.assertQuerysetEqual(
- Issue.objects.filter(cc__id__exact=r.id) | Issue.objects.filter(client=r.id), [
- 1,
- 2,
- 3,
- ],
- lambda i: i.num
- )
- self.assertQuerysetEqual(
- Issue.objects.filter(Q(client=r.id) | Q(cc__id__exact=r.id)), [
- 1,
- 2,
- 3,
- ],
- lambda i: i.num
- )