fix: correctly set up Client audience during OIDC dynamic registration

CHANGES.rst

@@ -3,6 +3,11 @@ All notable changes to this project will be documented in this file.
 The format is based on `Keep a Changelog <https://keepachangelog.com/en/1.0.0/>`_,
 and this project adheres to `Semantic Versioning <https://semver.org/spec/v2.0.0.html>`_.
 
+Fixed
+*****
+
+- Correctly set up Client audience during OIDC dynamic registration.
+
 [0.0.40] - 2023-12-22
 =====================
 

canaille/oidc/oauth.py

@@ -400,6 +400,7 @@ class ClientRegistrationEndpoint(ClientManagementMixin, _ClientRegistrationEndpo
         client = models.Client(
             **self.client_convert_data(**client_info, **client_metadata)
         )
+        client.audience = [client]
         client.save()
         return client
 

tests/oidc/test_dynamic_client_registration.py

@@ -56,6 +56,7 @@ def test_client_registration_with_authentication_static_token(
     assert client.token_endpoint_auth_method == "client_secret_basic"
     assert client.logo_uri == "https://client.example.org/logo.webp"
     assert client.jwks_uri == "https://client.example.org/my_public_keys.jwks"
+    assert client in client.audience
     client.delete()