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hermes-agent/tests/tools/test_mixture_of_agents_tool.py

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import importlib
import json
from types import SimpleNamespace
from unittest.mock import AsyncMock, MagicMock
import pytest
moa = importlib.import_module("tools.mixture_of_agents_tool")
def test_moa_defaults_track_current_openrouter_frontier_models():
assert moa.REFERENCE_MODELS == [
"anthropic/claude-opus-4.6",
"google/gemini-3-pro-preview",
"openai/gpt-5.4-pro",
"deepseek/deepseek-v3.2",
]
assert moa.AGGREGATOR_MODEL == "anthropic/claude-opus-4.6"
@pytest.mark.asyncio
async def test_reference_model_retry_warnings_avoid_exc_info_until_terminal_failure(monkeypatch):
fake_client = SimpleNamespace(
chat=SimpleNamespace(
completions=SimpleNamespace(
create=AsyncMock(side_effect=RuntimeError("rate limited"))
)
)
)
warn = MagicMock()
err = MagicMock()
monkeypatch.setattr(moa, "_get_openrouter_client", lambda: fake_client)
monkeypatch.setattr(moa.logger, "warning", warn)
monkeypatch.setattr(moa.logger, "error", err)
model, message, success = await moa._run_reference_model_safe(
"openai/gpt-5.4-pro", "hello", max_retries=2
)
assert model == "openai/gpt-5.4-pro"
assert success is False
assert "failed after 2 attempts" in message
assert warn.call_count == 2
assert all(call.kwargs.get("exc_info") is None for call in warn.call_args_list)
err.assert_called_once()
assert err.call_args.kwargs.get("exc_info") is True
@pytest.mark.asyncio
async def test_moa_top_level_error_logs_single_traceback_on_aggregator_failure(monkeypatch):
monkeypatch.setenv("OPENROUTER_API_KEY", "test-key")
monkeypatch.setattr(
moa,
"_run_reference_model_safe",
AsyncMock(return_value=("anthropic/claude-opus-4.6", "ok", True)),
)
monkeypatch.setattr(
moa,
"_run_aggregator_model",
AsyncMock(side_effect=RuntimeError("aggregator boom")),
)
monkeypatch.setattr(
moa,
"_debug",
SimpleNamespace(log_call=MagicMock(), save=MagicMock(), active=False),
)
err = MagicMock()
monkeypatch.setattr(moa.logger, "error", err)
result = json.loads(
await moa.mixture_of_agents_tool(
"solve this",
reference_models=["anthropic/claude-opus-4.6"],
)
)
assert result["success"] is False
assert "Error in MoA processing" in result["error"]
err.assert_called_once()
assert err.call_args.kwargs.get("exc_info") is True