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Diffstat (limited to 'tests/m2m_and_m2o/tests.py')
-rw-r--r-- | tests/m2m_and_m2o/tests.py | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/tests/m2m_and_m2o/tests.py b/tests/m2m_and_m2o/tests.py new file mode 100644 index 0000000000..77f2eb3b09 --- /dev/null +++ b/tests/m2m_and_m2o/tests.py @@ -0,0 +1,90 @@ +from __future__ import absolute_import + +from django.db.models import Q +from django.test import TestCase + +from .models import Issue, User, UnicodeReferenceModel + + +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 + ) + +class RelatedObjectTests(TestCase): + def test_m2m_with_unicode_reference(self): + """ + Regression test for #6045: references to other models can be unicode + strings, providing they are directly convertible to ASCII. + """ + m1=UnicodeReferenceModel.objects.create() + m2=UnicodeReferenceModel.objects.create() + m2.others.add(m1) # used to cause an error (see ticket #6045) + m2.save() + list(m2.others.all()) # Force retrieval. + |