style: format test_api_auth_enabled.py with Black and isort

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

tests/test_api_auth_enabled.py

@@ -5,7 +5,6 @@ These tests verify that authentication properly protects endpoints when enabled.
 """
 
 import pytest
-from unittest.mock import patch
 
 
 @pytest.mark.integration
@@ -40,6 +39,7 @@ class TestSessionConfiguration:
     def test_session_secret_configured_in_conftest(self):
         """Test that SESSION_SECRET is configured in conftest.py."""
         import os
+
         session_secret = os.environ.get("SESSION_SECRET")
         assert session_secret is not None
         assert len(session_secret) >= 32, "SESSION_SECRET must be at least 32 characters"
@@ -60,6 +60,7 @@ class TestAuthEnabledConfiguration:
     def test_auth_enabled_defaults_to_false_in_tests(self):
         """Test that AUTH_ENABLED defaults to False in test environment."""
         import os
+
         auth_enabled = os.environ.get("AUTH_ENABLED", "False")
         assert auth_enabled == "False", "Tests should run with AUTH_ENABLED=False by default"
 
@@ -102,9 +103,10 @@ class TestProtectedAPIEndpoints:
         # This tests the endpoint logic itself
 
         # We can't easily set session in TestClient, so we'll test the handler directly
-        from app.api.user import whoami_handler
         from unittest.mock import MagicMock
 
+        from app.api.user import whoami_handler
+
         mock_request = MagicMock()
         mock_request.session = {
             "user": {
@@ -115,6 +117,7 @@ class TestProtectedAPIEndpoints:
         }
 
         import asyncio
+
         result = asyncio.run(whoami_handler(mock_request))
 
         assert result["id"] == "test123"
@@ -123,10 +126,12 @@ class TestProtectedAPIEndpoints:
 
     def test_whoami_raises_401_when_no_user(self):
         """Test /whoami handler raises 401 when no user in session."""
-        from app.api.user import whoami_handler
-        from fastapi import HTTPException
-        from unittest.mock import MagicMock
         import asyncio
+        from unittest.mock import MagicMock
+
+        from fastapi import HTTPException
+
+        from app.api.user import whoami_handler
 
         mock_request = MagicMock()
         mock_request.session = {}