Create a `PasswordProvider` wrapper object (#8849)

The idea here is to abstract out all the conditional code which tests which
methods a given password provider has, to provide a consistent interface.

1 files changed, 3 insertions, 2 deletions

diff --git a/tests/handlers/test_password_providers.py b/tests/handlers/test_password_providers.py

index 22b9a11dc0..ceaf0902d2 100644
--- a/tests/handlers/test_password_providers.py
+++ b/tests/handlers/test_password_providers.py
@@ -266,8 +266,9 @@ class PasswordAuthProviderTests(unittest.HomeserverTestCase):
         # first delete should give a 401
         channel = self._delete_device(tok1, "dev2")
         self.assertEqual(channel.code, 401)
-        # there are no valid flows here!
-        self.assertEqual(channel.json_body["flows"], [])
+        # m.login.password UIA is permitted because the auth provider allows it,
+        # even though the localdb does not.
+        self.assertEqual(channel.json_body["flows"], [{"stages": ["m.login.password"]}])
         session = channel.json_body["session"]
         mock_password_provider.check_password.assert_not_called()