"""Tests for the eval-suite schema and helpers."""

import json
from pathlib import Path

from skill_eval_runner.suite import EvalCase, load_suite


def test_case_id_falls_back_to_name() -> None:
    """case_id uses id when present, else name."""
    assert EvalCase(name="n", prompt="p").case_id() == "n"
    assert EvalCase(name="n", id="x", prompt="p").case_id() == "x"


def test_dir_name_includes_target_when_set() -> None:
    """dir_name appends the target when set, omits it otherwise."""
    with_target = EvalCase(name="n", id="x", target="svc", prompt="p")
    without_target = EvalCase(name="n", id="x", prompt="p")
    assert with_target.dir_name() == "eval-x-svc"
    assert without_target.dir_name() == "eval-x"


def test_load_suite(tmp_path: Path) -> None:
    """A well-formed evals.json parses into EvalCase models."""
    path = tmp_path / "evals.json"
    path.write_text(
        json.dumps({"evals": [{"name": "n", "prompt": "p", "assertions": ["a"]}]})
    )
    suite = load_suite(path)
    assert len(suite.evals) == 1
    assert suite.evals[0].assertions == ["a"]