76 lines
1.9 KiB
Python
76 lines
1.9 KiB
Python
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from django.db.models import Q
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from django.test import TestCase
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from models import Issue, User
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class RelatedObjectTests(TestCase):
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def test_m2m_and_m2o(self):
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r = User.objects.create(username="russell")
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g = User.objects.create(username="gustav")
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i1 = Issue(num=1)
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i1.client = r
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i1.save()
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i2 = Issue(num=2)
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i2.client = r
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i2.save()
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i2.cc.add(r)
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i3 = Issue(num=3)
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i3.client = g
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i3.save()
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i3.cc.add(r)
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self.assertQuerysetEqual(
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Issue.objects.filter(client=r.id), [
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1,
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2,
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],
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lambda i: i.num
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)
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self.assertQuerysetEqual(
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Issue.objects.filter(client=g.id), [
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3,
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],
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lambda i: i.num
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)
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self.assertQuerysetEqual(
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Issue.objects.filter(cc__id__exact=g.id), []
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)
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self.assertQuerysetEqual(
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Issue.objects.filter(cc__id__exact=r.id), [
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2,
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3,
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],
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lambda i: i.num
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)
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# These queries combine results from the m2m and the m2o relationships.
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# They're three ways of saying the same thing.
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self.assertQuerysetEqual(
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Issue.objects.filter(Q(cc__id__exact = r.id) | Q(client=r.id)), [
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1,
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2,
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3,
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],
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lambda i: i.num
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)
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self.assertQuerysetEqual(
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Issue.objects.filter(cc__id__exact=r.id) | Issue.objects.filter(client=r.id), [
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1,
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2,
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3,
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],
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lambda i: i.num
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)
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self.assertQuerysetEqual(
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Issue.objects.filter(Q(client=r.id) | Q(cc__id__exact=r.id)), [
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1,
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2,
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3,
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],
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lambda i: i.num
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)
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