Fix tests for real

Author: LucaButBoring

tests/client/auth/extensions/test_client_credentials.py

@@ -2,6 +2,7 @@
 
 import jwt
 import pytest
+from pydantic import AnyHttpUrl, AnyUrl
 
 from mcp.client.auth.extensions.client_credentials import JWTParameters, RFC7523OAuthClientProvider
 from mcp.shared.auth import OAuthClientInformationFull, OAuthClientMetadata, OAuthToken
@@ -27,6 +28,21 @@ async def set_client_info(self, client_info: OAuthClientInformationFull) -> None
         self._client_info = client_info
 
 
+@pytest.fixture
+def mock_storage():
+    return MockTokenStorage()
+
+
+@pytest.fixture
+def client_metadata():
+    return OAuthClientMetadata(
+        client_name="Test Client",
+        client_uri=AnyHttpUrl("https://example.com"),
+        redirect_uris=[AnyUrl("http://localhost:3030/callback")],
+        scope="read write",
+    )
+
+
 @pytest.fixture
 def rfc7523_oauth_provider(client_metadata: OAuthClientMetadata, mock_storage: MockTokenStorage):
     async def redirect_handler(url: str) -> None: