from missionledger.governance import GovernanceLedger


def test_poetic_cert_and_replay_bundle_creation():
    gl = GovernanceLedger(device_id="test-device-2")

    invariants = {"collision_envelope": 1.2, "energy_budget": 42}
    cert = gl.emit_poetic_cert(invariants=invariants, summary="Safe envelope OK", issuer="planner-v1")

    assert cert.issued_by == "planner-v1"
    assert "collision_envelope" in cert.invariants

    entries = [
        {"event": "plan_step", "step": 1},
        {"event": "plan_step", "step": 2},
    ]
    bundle = gl.create_replay_bundle(entries=entries, signer="device-A", nonce="n-123")

    assert bundle.signer == "device-A"
    assert bundle.merkle_root != ""
    assert len(bundle.entries) == 2
    # ensure ledger recorded the bundle creation as an entry
    assert any(e.get("entry", {}).get("type") == "replay_bundle_created" for e in gl.entries)