import typing

from tht.decisions import DecisionType


def test_column_decision_types_exist():
    allowed = set(typing.get_args(DecisionType))
    assert "column_promoted" in allowed
    assert "column_excluded" in allowed


def test_f4_emits_column_types():
    from pathlib import Path

    import yaml
    wf = yaml.safe_load(Path("workflow.yaml").read_text())
    f4 = next(p for p in wf["phases"] if p["id"] == "F4")
    assert "column_promoted" in f4["emits"]
    assert "column_excluded" in f4["emits"]