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Fixed #30412 -- Fixed crash when adding check constraints with OR'ed condition on Oracle and SQLite.

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can
2019-04-30 11:20:41 +03:00
committed by Mariusz Felisiak
parent 6866c91b63
commit 719b746620
4 changed files with 42 additions and 1 deletions
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23
tests/migrations/test_operations.py
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@@ -1898,6 +1898,29 @@ class OperationTests(OperationTestBase):
author = Author.objects.create(name='Albert', rebate='10%')
self.assertEqual(Author.objects.get(), author)
@skipUnlessDBFeature('supports_table_check_constraints')
def test_add_or_constraint(self):
app_label = 'test_addorconstraint'
constraint_name = 'add_constraint_or'
from_state = self.set_up_test_model(app_label)
check = models.Q(pink__gt=2, weight__gt=2) | models.Q(weight__lt=0)
constraint = models.CheckConstraint(check=check, name=constraint_name)
operation = migrations.AddConstraint('Pony', constraint)
to_state = from_state.clone()
operation.state_forwards(app_label, to_state)
with connection.schema_editor() as editor:
operation.database_forwards(app_label, editor, from_state, to_state)
Pony = to_state.apps.get_model(app_label, 'Pony')
with self.assertRaises(IntegrityError), transaction.atomic():
Pony.objects.create(pink=2, weight=3.0)
with self.assertRaises(IntegrityError), transaction.atomic():
Pony.objects.create(pink=3, weight=1.0)
Pony.objects.bulk_create([
Pony(pink=3, weight=-1.0),
Pony(pink=1, weight=-1.0),
Pony(pink=3, weight=3.0),
])
@skipUnlessDBFeature('supports_table_check_constraints')
def test_remove_constraint(self):
project_state = self.set_up_test_model("test_removeconstraint", constraints=[