"""The packaged copies of the stylesheet and the DTD, against their originals.

The validator has to find both when it is installed as a wheel with nothing but
the package on disk, so mews/data holds copies. They must not drift.
"""

from importlib import resources
from pathlib import Path

ROOT = Path(__file__).resolve().parent.parent

COPIES = {
    "mews-0.1.css": ROOT / "mews-0.1.css",
    "mews-0.1.dtd": ROOT / "dtd" / "mews-0.1.dtd",
}


def test_packaged_copies_match_the_originals():
    for name, original in COPIES.items():
        packaged = resources.files("mews.data").joinpath(name).read_bytes()
        assert packaged == original.read_bytes(), (
            f"mews/data/{name} differs from {original}. Copy the original over it."
        )


def test_the_spec_quotes_the_same_stylesheet():
    """SPEC.md 5.1 prints the stylesheet in full; it has to be the same file."""
    spec = (ROOT / "doc" / "SPEC.md").read_text()
    quoted = spec.split("```css\n", 1)[1].split("```", 1)[0]
    assert quoted.strip() == (ROOT / "mews-0.1.css").read_text().strip()