mirror of https://github.com/django/django.git
40 lines
1.5 KiB
Python
40 lines
1.5 KiB
Python
from django.test import TestCase
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from .models import Category, Person
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class ManyToOneRecursiveTests(TestCase):
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@classmethod
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def setUpTestData(cls):
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cls.r = Category.objects.create(id=None, name="Root category", parent=None)
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cls.c = Category.objects.create(id=None, name="Child category", parent=cls.r)
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def test_m2o_recursive(self):
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self.assertSequenceEqual(self.r.child_set.all(), [self.c])
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self.assertEqual(self.r.child_set.get(name__startswith="Child").id, self.c.id)
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self.assertIsNone(self.r.parent)
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self.assertSequenceEqual(self.c.child_set.all(), [])
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self.assertEqual(self.c.parent.id, self.r.id)
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class MultipleManyToOneRecursiveTests(TestCase):
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@classmethod
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def setUpTestData(cls):
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cls.dad = Person.objects.create(
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full_name="John Smith Senior", mother=None, father=None
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)
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cls.mom = Person.objects.create(
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full_name="Jane Smith", mother=None, father=None
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)
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cls.kid = Person.objects.create(
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full_name="John Smith Junior", mother=cls.mom, father=cls.dad
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)
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def test_m2o_recursive2(self):
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self.assertEqual(self.kid.mother.id, self.mom.id)
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self.assertEqual(self.kid.father.id, self.dad.id)
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self.assertSequenceEqual(self.dad.fathers_child_set.all(), [self.kid])
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self.assertSequenceEqual(self.mom.mothers_child_set.all(), [self.kid])
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self.assertSequenceEqual(self.kid.mothers_child_set.all(), [])
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self.assertSequenceEqual(self.kid.fathers_child_set.all(), [])
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