"""Tests for EvoX search config and utilities."""

from pathlib import Path

from skydiscover.config import Config, SearchConfig


class TestSwitchIntervalConfig:
    def test_default_none(self):
        assert SearchConfig().switch_interval is None

    def test_from_yaml_dict(self):
        config = Config.from_dict({"search": {"type": "evox", "switch_interval": 5}})
        assert config.search.switch_interval == 5

    def test_omitted_stays_none(self):
        config = Config.from_dict({"search": {"type": "evox"}})
        assert config.search.switch_interval is None


class TestRepoRootResolution:
    """Verify variation_operator_generator.py uses the correct parents[] index."""

    def _vog_path(self):
        return (
            Path(__file__).resolve().parent.parent.parent
            / "skydiscover" / "search" / "evox" / "utils"
            / "variation_operator_generator.py"
        )

    def test_parents4_is_repo_root(self):
        assert (self._vog_path().parents[4] / "pyproject.toml").exists()

    def test_parents3_is_not_repo_root(self):
        assert not (self._vog_path().parents[3] / "pyproject.toml").exists()