def test_options_caches_cleared_on_repoint(self):
# Check that the relevant meta caches are cleared after a repoint
# to ensure related field names are up to date.
class NewModel2(models.Model):
c = DeferredForeignKey()
point(NewModel2, 'c', ModelA)
repoint(NewModel2, 'c', ModelC)
mdc_related = ModelC._meta.get_all_related_objects_with_model()
found = False
for rel, _ in mdc_related:
if rel.model is NewModel2:
found = True
self.assertEqual(True, found)
def test_options_caches_not_cleared_on_repoint(self):
# Check that the relevant meta caches are not cleared after a repoint
# if clear_caches=False
class NewModel2NoCache(models.Model):
c = DeferredForeignKey()
point(NewModel2NoCache, 'c', ModelA)
repoint(NewModel2NoCache, 'c', ModelC, clean_caches=False)
mdc_related = ModelC._meta.get_all_related_objects_with_model()
found = False
for rel, _ in mdc_related:
if rel.model is NewModel2NoCache:
found = True
self.assertEqual(False, found)
class ModelCustomField(models.Model):
fk = DeferredForeignKey(name='content2')
other = CustomField(max_length=10)
class NotAModel(object):
pass
class AbstractModel(models.Model):
class Meta:
abstract = True
# Repoint ModelB's foreign key field 'fk' to ModelC
repoint(ModelB, 'fk', ModelC)
class ExistingTestCase(TestCase):
def test_existing_fk(self):
# We've repointed ModelB's 'fk' field to reference
# ModelC, rather than ModelA. Check this has worked
# as expected
c = ModelC.objects.create()
b = ModelB.objects.create(fk=c)
b.save()
self.assertEqual(c, b.fk)
def test_not_a_model(self):
