hermes-mcp/tests/test_replay.py

from hermes_mcp.replay import build_replay_input, compare_to_baseline


def test_compare_to_baseline_replays_decision_and_exposes_audit():
    concern = {"id": "c1", "account_id": "a1", "market_symbol": "xrpusd", "base_currency": "XRP", "quote_currency": "USD"}
    narrative = {
        "stance": "neutral_rotational",
        "confidence": 0.7,
        "opportunity_map": {"continuation": 0.18, "mean_reversion": 0.68, "reversal": 0.05, "wait": 0.09},
    }
    wallet_state = {
        "inventory_state": "balanced",
        "rebalance_needed": False,
        "grid_ready": True,
        "base_ratio": 0.5,
        "quote_ratio": 0.5,
    }
    strategies = [
        {"id": "protect-1", "strategy_type": "exposure_protector", "mode": "active", "account_id": "a1", "state": {}, "config": {}},
        {"id": "grid-1", "strategy_type": "grid_trader", "mode": "off", "account_id": "a1", "state": {}, "config": {}},
    ]
    replay_input = build_replay_input(
        concern=concern,
        narrative_payload=narrative,
        wallet_state=wallet_state,
        strategies=strategies,
        history_window={"window_seconds": 900, "recent_states": []},
    )

    result = compare_to_baseline(
        replay_input=replay_input,
        baseline={"requires_action": True, "action": "replace_with_grid", "target_strategy": "grid-1"},
    )

    assert result["changed"] is False
    assert result["replayed"]["action"] == "replace_with_grid"
    assert result["decision_audit"]["within_rebalance_tolerance"] is True