import sys, os
SRC_PATH = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "src"))
if SRC_PATH not in sys.path:
    sys.path.insert(0, SRC_PATH)

try:
    from edgemarketsignal.core import DeltaVectorClock, DeltaSync
except Exception:
    from edgemarketsignal.core import DeltaVectorClock, DeltaSync


def test_delta_sync_reconcile_basic():
    local = DeltaVectorClock({"A": 1, "B": 1})
    remote = DeltaVectorClock({"A": 1, "B": 0})

    local_signals = {"A": {"signal": "L_A"}, "B": {"signal": "L_B"}}
    remote_signals = {"A": {"signal": "R_A"}, "B": {"signal": "R_B"}}

    result = DeltaSync.reconcile(local, remote, local_signals, remote_signals)

    # For venue A: 1 vs 1 -> prefer local (tie -> local)
    # For venue B: 1 vs 0 -> prefer local
    assert result["A"]["signal"] == "L_A"
    assert result["B"]["signal"] == "L_B"