import json
import pytest

from tradecipher_blockchain_backed_privacy_pr.contracts import LocalTrade


def test_localtrade_json_roundtrip():
    lt = LocalTrade(id="T1", symbol="AAPL", quantity=100.0, price=150.0)
    s = lt.to_json()
    lt2 = LocalTrade.from_json(s)
    assert lt == lt2