import pytest
from idea168_crisispulse_federated_resource.ledger import LocalLedger
from idea168_crisispulse_federated_resource.contract_registry import GraphOfContracts
from idea168_crisispulse_federated_resource.adapters import SolarMicrogridAdapter, WaterPurifierAdapter
from idea168_crisispulse_federated_resource.governance import GovernanceLog
from idea168_crisispulse_federated_resource.privacy import SimplePrivacyAggregator


def test_ledger_basic_and_merkle():
    L = LocalLedger("test")
    L.add_entry("e1", {"resource": "water", "qty": 100})
    L.add_entry("e2", {"resource": "food", "qty": 200})
    root = L.merkle_root()
    assert isinstance(root, str) and len(root) == 64

    # delta with another ledger
    L2 = LocalLedger("other")
    L2.add_entry("e1", {"resource": "water", "qty": 100})
    delta = L.delta_with(L2)
    assert isinstance(delta, list)
    L2.apply_delta(delta)
    assert L2.get_entry("e1")["payload"]["resource"] == "water"


def test_contract_registry_basic():
    reg = GraphOfContracts()
    reg.register_schema("energy", "1.0", {"type": "object", "properties": {"peak": "float"}})
    schema = reg.get_schema("energy", "1.0")
    assert schema is not None
    assert schema["name"] == "energy"


def test_adapters_and_governance():
    s = SolarMicrogridAdapter()
    w = WaterPurifierAdapter()
    assert s.connect() is True
    assert w.connect() is True
    g = GovernanceLog(secret=b'secret-key')
    ev = {"action": "deploy", "entity": "solar"}
    signed = g.add_event(ev)
    assert g.verify_event(signed) is True


def test_privacy_aggregator():
    agg = SimplePrivacyAggregator()
    signals = [{"d1": 1.0}, {"d2": 2.0}]
    total = agg.aggregate(signals)
    assert total >= 0