"""Verify frozen labels and every declared corpus input before inference."""
import hashlib
import json
from pathlib import Path

ROOT = Path(__file__).resolve().parents[2]
DIRECTORY = Path(__file__).parent

def verify():
    target = DIRECTORY / "fixture.json"
    fixture = json.loads(target.read_text(encoding="utf-8"))
    lock = json.loads((DIRECTORY / "fixture.lock.json").read_text())
    assert hashlib.sha256(target.read_bytes()).hexdigest() == lock["fixture_sha256"]
    assert fixture["frozen_before_inference"] is True
    assert len(fixture["assets"]) == lock["assets"] == 36
    assert len(fixture["queries"]) == lock["queries"] == 36
    ids = {asset["id"] for asset in fixture["assets"]}
    assert len(ids) == 36
    for asset in fixture["assets"]:
        source = (ROOT / asset["path"]).resolve()
        assert source.is_relative_to(ROOT)
        assert source.stat().st_size == asset["bytes"]
        assert hashlib.sha256(source.read_bytes()).hexdigest() == asset["sha256"], source
    query_ids = set()
    for query in fixture["queries"]:
        assert query["id"] not in query_ids
        query_ids.add(query["id"])
        assert query["text"] and query["rationale"]
        assert query["language"] in ("en", "de")
        assert query["scope"] in ("all", "code")
        assert query["split"] == "new_blind_holdout"
        assert set(query["expected_ids"]) <= ids
        assert (query["label"] == "absent") == (not query["expected_ids"])
    for label, count_key in (("answerable", "strict_answerable"), ("absent", "strict_absent"), ("partial", "partial")):
        assert sum(query["label"] == label for query in fixture["queries"]) == lock[count_key]
    return lock

if __name__ == "__main__":
    print(json.dumps(verify()))