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Fixed expressions tests when run in reverse. 

Regression in e7a0a5c8b2.
This commit is contained in:
Mariusz Felisiak 2018-09-18 21:58:20 +02:00 committed by Tim Graham
parent 0192e9a976
commit 7b159df942
1 changed files with 6 additions and 7 deletions
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13
tests/expressions/tests.py
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@ -273,18 +273,17 @@ class BasicExpressionsTests(TestCase):
def test_object_update_fk(self):
# F expressions cannot be used to update attributes which are foreign
# keys, or attributes which involve joins.
def test():
self.gmbh.point_of_contact = F('ceo')
test_gmbh = Company.objects.get(pk=self.gmbh.pk)
msg = 'F(ceo)": "Company.point_of_contact" must be a "Employee" instance.'
with self.assertRaisesMessage(ValueError, msg):
test()
test_gmbh.point_of_contact = F('ceo')
self.gmbh.point_of_contact = self.gmbh.ceo
self.gmbh.save()
self.gmbh.name = F('ceo__last_name')
test_gmbh.point_of_contact = self.gmbh.ceo
test_gmbh.save()
test_gmbh.name = F('ceo__last_name')
msg = 'Joined field references are not permitted in this query'
with self.assertRaisesMessage(FieldError, msg):
self.gmbh.save()
test_gmbh.save()
def test_object_update_unsaved_objects(self):
# F expressions cannot be used to update attributes on objects which do