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-rw-r--r--django/db/models/signals.py5
-rw-r--r--tests/signals/tests.py15
2 files changed, 18 insertions, 2 deletions
diff --git a/django/db/models/signals.py b/django/db/models/signals.py
index 51c3ff0554..5047f11743 100644
--- a/django/db/models/signals.py
+++ b/django/db/models/signals.py
@@ -27,7 +27,10 @@ class ModelSignal(Signal):
return partial_method(sender)
def connect(self, receiver, sender=None, weak=True, dispatch_uid=None, apps=None):
- self._lazy_method(super(ModelSignal, self).connect, apps, receiver, sender, dispatch_uid=dispatch_uid)
+ self._lazy_method(
+ super(ModelSignal, self).connect, apps, receiver, sender,
+ weak=weak, dispatch_uid=dispatch_uid,
+ )
def disconnect(self, receiver=None, sender=None, weak=None, dispatch_uid=None, apps=None):
if weak is not None:
diff --git a/tests/signals/tests.py b/tests/signals/tests.py
index 0ed0f85f6b..b52cf1d11c 100644
--- a/tests/signals/tests.py
+++ b/tests/signals/tests.py
@@ -4,7 +4,7 @@ from django.apps.registry import Apps
from django.db import models
from django.db.models import signals
from django.dispatch import receiver
-from django.test import TestCase
+from django.test import TestCase, mock
from django.test.utils import isolate_apps
from django.utils import six
@@ -258,6 +258,19 @@ class SignalTests(BaseSignalTest):
self.assertTrue(b._run)
self.assertEqual(signals.post_save.receivers, [])
+ @mock.patch('weakref.ref')
+ def test_lazy_model_signal(self, ref):
+ def callback(sender, args, **kwargs):
+ pass
+ signals.pre_init.connect(callback)
+ signals.pre_init.disconnect(callback)
+ self.assertTrue(ref.called)
+ ref.reset_mock()
+
+ signals.pre_init.connect(callback, weak=False)
+ signals.pre_init.disconnect(callback)
+ ref.assert_not_called()
+
class LazyModelRefTest(BaseSignalTest):
def setUp(self):