from idea199_replicasurety_economic_surety.schemas import ReplayBundle
from idea199_replicasurety_economic_surety.replay_verifier import canonical_hash, verify_bundle


def make_bundle(metrics, invariants):
    monitors = [{"name": "m0", "invariants": invariants}]
    payload = {"trace": [], "metrics": metrics, "monitors": monitors}
    root = canonical_hash(payload)
    b = ReplayBundle(bundle_id="t", trace=[], metrics=metrics, monitors=monitors, evidence_root=root)
    return b


def test_verifier_no_breach():
    b = make_bundle({"cpu": 0.2}, ["cpu < 0.8"])
    breach, msg = verify_bundle(b)
    assert breach is False


def test_verifier_breach():
    b = make_bundle({"cpu": 0.9}, ["cpu < 0.8"])
    breach, msg = verify_bundle(b)
    assert breach is True
    assert "invariant breached" in msg