1 files changed, 13 insertions, 0 deletions
diff --git a/src/mailman/model/tests/test_mailinglist.py b/src/mailman/model/tests/test_mailinglist.py
index c9aecc93b..0a5c8a5e9 100644
--- a/src/mailman/model/tests/test_mailinglist.py
+++ b/src/mailman/model/tests/test_mailinglist.py
@@ -92,6 +92,19 @@ class TestMailingList(unittest.TestCase):
         self.assertIn('Anne Person <aperson@example.com>',
                       items[0].msg.get_payload())
 
+    def test_is_subscribed(self):
+        manager = getUtility(IUserManager)
+        user = manager.create_user('anne@example.com', 'Anne Person')
+        set_preferred(user)
+        self.assertEqual(False, self._mlist.is_subscribed(user))
+        self._mlist.subscribe(user)
+        self.assertEqual(True, self._mlist.is_subscribed(user))
+        address = manager.create_address('anne2@example.com', 'Anne Person')
+        address.verfied_on = now()
+        self.assertEqual(False, self._mlist.is_subscribed(address))
+        self._mlist.subscribe(address)
+        self.assertEqual(True, self._mlist.is_subscribed(address))
+
 
 class TestListArchiver(unittest.TestCase):
     layer = ConfigLayer