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Fixed #30071 -- Fixed error message when a 'default' database isn't provided.

This commit is contained in:
Benjy Weinberger 2018-12-16 10:09:08 -08:00 committed by Tim Graham
parent c2c85663e2
commit 222caab68a
2 changed files with 9 additions and 3 deletions
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5
django/db/utils.py
View File

@ -151,11 +151,10 @@ class ConnectionHandler:
'ENGINE': 'django.db.backends.dummy',
},
}
if DEFAULT_DB_ALIAS not in self._databases:
raise ImproperlyConfigured("You must define a '%s' database." % DEFAULT_DB_ALIAS)
if self._databases[DEFAULT_DB_ALIAS] == {}:
self._databases[DEFAULT_DB_ALIAS]['ENGINE'] = 'django.db.backends.dummy'
if DEFAULT_DB_ALIAS not in self._databases:
raise ImproperlyConfigured("You must define a '%s' database" % DEFAULT_DB_ALIAS)
return self._databases
def ensure_defaults(self, alias):

7
tests/db_utils/tests.py
View File

@ -31,6 +31,13 @@ class ConnectionHandlerTests(SimpleTestCase):
with self.assertRaisesMessage(ImproperlyConfigured, msg):
conns[DEFAULT_DB_ALIAS].ensure_connection()
def test_no_default_database(self):
DATABASES = {'other': {}}
conns = ConnectionHandler(DATABASES)
msg = "You must define a 'default' database."
with self.assertRaisesMessage(ImproperlyConfigured, msg):
conns['other'].ensure_connection()
class DatabaseErrorWrapperTests(TestCase):