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Fixed #11964 -- Added support for database check constraints.

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Ian Foote 2016-11-05 13:12:12 +00:00 • committed by Tim Graham
parent 6fbfb5cb96
commit 952f05a6db
29 changed files with 799 additions and 39 deletions
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11
tests/migrations/test_base.py
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@ -67,6 +67,17 @@ class MigrationTestBase(TransactionTestCase):
def assertIndexNotExists(self, table, columns):
return self.assertIndexExists(table, columns, False)
def assertConstraintExists(self, table, name, value=True, using='default'):
with connections[using].cursor() as cursor:
constraints = connections[using].introspection.get_constraints(cursor, table).items()
self.assertEqual(
value,
any(c['check'] for n, c in constraints if n == name),
)
def assertConstraintNotExists(self, table, name):
return self.assertConstraintExists(table, name, False)
def assertFKExists(self, table, columns, to, value=True, using='default'):
with connections[using].cursor() as cursor:
self.assertEqual(