feat: harden video analysis and runtime resilience

tests/unit/admin_console/test_session_list_batching.py

@@ -0,0 +1,57 @@
+from unittest.mock import MagicMock
+
+import pytest
+
+from apps.admin_console.routers import sessions as sessions_router
+
+
+@pytest.mark.asyncio
+async def test_list_sessions_uses_batched_history_metadata(monkeypatch):
+    repo = MagicMock()
+    repo.get_all_sessions.return_value = [
+        {
+            "session_id": "session-1",
+            "status": "completed",
+            "start_time": 1.0,
+            "device_info": '{"profile": "flash"}',
+        },
+        {
+            "session_id": "session-2",
+            "status": "completed",
+            "start_time": 2.0,
+            "device_info": '{"profile": "pro"}',
+        },
+        {
+            "session_id": "session-3",
+            "status": "completed",
+            "start_time": 3.0,
+            "device_info": None,
+        },
+    ]
+    repo.get_video_recordings_map.return_value = {}
+    repo.get_latest_video_recordings_map.return_value = {
+        "session-1": {"status": "ready"},
+        "session-2": {"status": "unavailable"},
+    }
+    repo.get_llm_traces_for_profiles_map.return_value = {
+        "session-3": ['{"model": "gemini-3.7-pro"}']
+    }
+    repo.get_agent_trace_names_map.return_value = {}
+
+    monkeypatch.setattr(sessions_router, "session_repo", repo, raising=False)
+    monkeypatch.setattr(
+        sessions_router.media_service, "build_video_index", MagicMock(return_value={})
+    )
+    monkeypatch.setattr(
+        sessions_router.media_service, "resolve_video_url", MagicMock(return_value=None)
+    )
+
+    result = await sessions_router.list_sessions()
+
+    assert len(result) == 3
+    repo.get_latest_video_recordings_map.assert_called_once_with()
+    repo.get_llm_traces_for_profiles_map.assert_called_once_with(["session-3"])
+    repo.get_agent_trace_names_map.assert_called_once_with()
+    repo.get_video_recording_for_session.assert_not_called()
+    repo.get_llm_traces_for_profile.assert_not_called()
+    repo.get_agent_trace_names.assert_not_called()