Fix pyright issues in OAuth tests

Author: SoldierSacha

src/mcp/client/auth/oauth2.py

@@ -883,7 +883,7 @@ def __init__(
         self.actor_token_supplier = actor_token_supplier
         self.actor_token_type = actor_token_type
         self.audience = audience
-        self.resource = resource or resource_url_from_server_url(server_url)
+        self.resource: str | None = resource or resource_url_from_server_url(server_url)
         self._current_tokens: OAuthToken | None = None
         self._token_expiry_time: float | None = None
         self._token_lock = anyio.Lock()

tests/unit/client/test_oauth2_providers.py

@@ -695,7 +695,7 @@ async def post(self, url: str, *, data: dict[str, str], headers: dict[str, str])
             self.last_data = data
             return await super().post(url, data=data, headers=headers)
 
-    clients = [RecordingAsyncClient()]
+    clients: list[DummyAsyncClient] = [RecordingAsyncClient()]
     monkeypatch.setattr("mcp.client.auth.oauth2.httpx.AsyncClient", AsyncClientFactory(clients))
 
     await provider._request_token()
@@ -1111,7 +1111,10 @@ async def fake_handle_token(self: OAuthClientProvider, response: httpx.Response)
         self.context.current_tokens = token
         await self.context.storage.set_tokens(token)
 
-    provider._select_scopes = MethodType(lambda self, response: None, provider)
+    def fake_select_scopes(self: OAuthClientProvider, response: httpx.Response) -> None:
+        return None
+
+    provider._select_scopes = MethodType(fake_select_scopes, provider)
     monkeypatch.setattr(provider, "_build_protected_resource_discovery_urls", MethodType(fake_build_resource_urls, provider))
     monkeypatch.setattr(provider, "_handle_protected_resource_response", MethodType(fake_handle_resource, provider))
     monkeypatch.setattr(provider, "_get_discovery_urls", MethodType(fake_get_discovery_urls, provider))

tests/unit/server/auth/test_token_handler.py

@@ -12,7 +12,6 @@
     AuthorizationCodeRequest,
     ClientCredentialsRequest,
     TokenErrorResponse,
-    TokenExchangeRequest,
     TokenHandler,
     TokenSuccessResponse,
 )