"""Meta-gates tying the test markers to the CI commands that consume them."""

from __future__ import annotations

from pathlib import Path

try:
    import tomllib
except ModuleNotFoundError:  # Python < 3.11
    import tomli as tomllib

ROOT = Path(__file__).resolve().parents[2]
PYPROJECT = ROOT / "pyproject.toml"
CI = ROOT / ".github" / "workflows" / "ci.yml"

HEADLESS_COMMAND = 'pytest tests/unit tests/services -m "not slow"'


def test_slow_marker_is_declared() -> None:
    """``[tool.pytest.ini_options]`` registers the ``slow`` marker."""
    with PYPROJECT.open("rb") as handle:
        config = tomllib.load(handle)
    markers = config["tool"]["pytest"]["ini_options"]["markers"]
    assert any(marker.startswith("slow:") for marker in markers), markers


def test_ci_runs_the_headless_command() -> None:
    """The headless CI command matches the marker the suite expects."""
    assert HEADLESS_COMMAND in CI.read_text(encoding="utf-8")