django/tests/m2o_recursive/tests.py

39 lines
1.6 KiB
Python

from django.test import TestCase
from .models import Category, Person
class ManyToOneRecursiveTests(TestCase):
@classmethod
def setUpTestData(cls):
cls.r = Category.objects.create(id=None, name='Root category', parent=None)
cls.c = Category.objects.create(id=None, name='Child category', parent=cls.r)
def test_m2o_recursive(self):
self.assertQuerysetEqual(self.r.child_set.all(),
['<Category: Child category>'])
self.assertEqual(self.r.child_set.get(name__startswith='Child').id, self.c.id)
self.assertIsNone(self.r.parent)
self.assertQuerysetEqual(self.c.child_set.all(), [])
self.assertEqual(self.c.parent.id, self.r.id)
class MultipleManyToOneRecursiveTests(TestCase):
@classmethod
def setUpTestData(cls):
cls.dad = Person.objects.create(full_name='John Smith Senior', mother=None, father=None)
cls.mom = Person.objects.create(full_name='Jane Smith', mother=None, father=None)
cls.kid = Person.objects.create(full_name='John Smith Junior', mother=cls.mom, father=cls.dad)
def test_m2o_recursive2(self):
self.assertEqual(self.kid.mother.id, self.mom.id)
self.assertEqual(self.kid.father.id, self.dad.id)
self.assertQuerysetEqual(self.dad.fathers_child_set.all(),
['<Person: John Smith Junior>'])
self.assertQuerysetEqual(self.mom.mothers_child_set.all(),
['<Person: John Smith Junior>'])
self.assertQuerysetEqual(self.kid.mothers_child_set.all(), [])
self.assertQuerysetEqual(self.kid.fathers_child_set.all(), [])