import uuid

from app.models.l1_walk_session import L1WalkSession


def test_ai_build_session_kind_allowed_by_model_constraint():
    """ai_build is a valid session_kind with both target FKs null (like adhoc)."""
    s = L1WalkSession(
        account_id=uuid.uuid4(),
        created_by_user_id=uuid.uuid4(),
        ticket_id="t1",
        ticket_kind="internal",
        session_kind="ai_build",
    )
    assert s.session_kind == "ai_build"
    assert s.flow_id is None and s.flow_proposal_id is None