import uuid
from app.models.flow_proposal import FlowProposal


def test_flow_proposal_accepts_l1_session_id_without_source_session():
    p = FlowProposal(
        account_id=uuid.uuid4(),
        l1_session_id=uuid.uuid4(),
        source_session_id=None,
        proposal_type="new_flow",
        title="AI L1 draft",
        proposed_flow_data={"tree_structure": {"id": "root"}},
        source="ai_realtime_l1",
        status="pending",
    )
    assert p.l1_session_id is not None and p.source_session_id is None