06211b05cb
Backport of r13825 from trunk. git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@13834 bcc190cf-cafb-0310-a4f2-bffc1f526a37
59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
from django.test import TestCase
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from django.db import connection
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from models import Unmanaged1, Unmanaged2, Managed1
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from models import A01, A02, B01, B02, C01, C02
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class SimpleTests(TestCase):
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def test_simple(self):
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"""
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The main test here is that the all the models can be created without
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any database errors. We can also do some more simple insertion and
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lookup tests whilst we're here to show that the second of models do
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refer to the tables from the first set.
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"""
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# Insert some data into one set of models.
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a = A01.objects.create(f_a="foo", f_b=42)
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B01.objects.create(fk_a=a, f_a="fred", f_b=1729)
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c = C01.objects.create(f_a="barney", f_b=1)
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c.mm_a = [a]
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# ... and pull it out via the other set.
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a2 = A02.objects.all()[0]
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self.assertTrue(isinstance(a2, A02))
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self.assertEqual(a2.f_a, "foo")
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b2 = B02.objects.all()[0]
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self.assertTrue(isinstance(b2, B02))
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self.assertEqual(b2.f_a, "fred")
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self.assertTrue(isinstance(b2.fk_a, A02))
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self.assertEqual(b2.fk_a.f_a, "foo")
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self.assertEqual(list(C02.objects.filter(f_a=None)), [])
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resp = list(C02.objects.filter(mm_a=a.id))
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self.assertEqual(len(resp), 1)
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self.assertTrue(isinstance(resp[0], C02))
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self.assertEqual(resp[0].f_a, 'barney')
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class ManyToManyUnmanagedTests(TestCase):
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def test_many_to_many_between_unmanaged(self):
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"""
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The intermediary table between two unmanaged models should not be created.
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"""
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table = Unmanaged2._meta.get_field('mm').m2m_db_table()
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tables = connection.introspection.table_names()
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self.assert_(table not in tables, "Table '%s' should not exist, but it does." % table)
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def test_many_to_many_between_unmanaged_and_managed(self):
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"""
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An intermediary table between a managed and an unmanaged model should be created.
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"""
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table = Managed1._meta.get_field('mm').m2m_db_table()
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tables = connection.introspection.table_names()
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self.assert_(table in tables, "Table '%s' does not exist." % table)
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