"""Contract tests for the samorzad.gov.pl contribution."""
from __future__ import annotations
import hashlib
import json
import os
import sys
from pathlib import Path
import pyarrow as pa
import pyarrow.parquet as pq
import pytest
sys.path.insert(0, str(Path(__file__).resolve().parent))
from clean_samorzad_gov_pl import (
DYNAWORD_SCHEMA,
_replace_release,
normalize_record,
publisher_name_from_html,
verify_upstream_release,
)
def test_publisher_name_comes_from_site_name_metadata():
html = """
Strona główna - inna wartość - Portal gov.pl
"""
assert publisher_name_from_html(html) == "Szkoła Podstawowa im. Sybiraków w Netcie"
def test_publisher_name_falls_back_to_homepage_title():
html = "Strona główna - Gmina Chłopice - Portal gov.pl"
assert publisher_name_from_html(html) == "Gmina Chłopice"
def test_normalize_record_maps_publisher_to_author_and_preserves_provenance():
source = {
"record_id": "abc123",
"source_url": "https://samorzad.gov.pl/web/gmina-chlopice/przyklad",
"final_url": "https://samorzad.gov.pl/web/gmina-chlopice/przyklad-docelowy",
"tenant": "gmina-chlopice",
"publisher_type": "municipality",
"title": "Przykładowy artykuł",
"text": "Zażółć gęślą jaźń. " * 20,
"published_date": "2024-05-17",
}
row, attribution = normalize_record(
source,
publishers={"gmina-chlopice": "Gmina Chłopice"},
token_count=123,
added="2026-08-14",
)
assert row == {
"id": "samorzad_gov_pl_abc123",
"text": source["text"],
"source": "samorzad_gov_pl",
"added": "2026-08-14",
"created": "2024-05-17",
"token_count": 123,
"license": "CC-BY-SA-4.0",
"author": "Gmina Chłopice",
}
assert attribution["id"] == row["id"]
assert attribution["source_url"] == source["source_url"]
assert attribution["final_url"] == source["final_url"]
assert attribution["attribution_url"] == source["final_url"]
assert attribution["publisher"] == "Gmina Chłopice"
assert attribution["title"] == source["title"]
assert attribution["license_url"] == "https://creativecommons.org/licenses/by-sa/4.0/"
assert attribution["modified"] is True
def test_verify_upstream_release_rejects_modified_shard(tmp_path):
data_dir = tmp_path / "data"
data_dir.mkdir()
shard = data_dir / "train.parquet"
pq.write_table(
pa.table({"record_id": ["one"], "text": ["Treść źródłowa"]}),
shard,
)
text_digest = hashlib.sha256()
text_digest.update("one\0Treść źródłowa\n".encode())
manifest = {
"schema_version": "fixture-1",
"dataset_id": "fixture/dataset",
"record_count": 1,
"record_fields": ["record_id", "text"],
"record_text_sha256": text_digest.hexdigest(),
"artifacts": [
{
"path": "data/train.parquet",
"records": 1,
"bytes": shard.stat().st_size,
"sha256": hashlib.sha256(shard.read_bytes()).hexdigest(),
}
],
}
manifest_path = tmp_path / "manifest.json"
manifest_path.write_text(json.dumps(manifest), encoding="utf-8")
expected = {
"manifest_sha256": hashlib.sha256(manifest_path.read_bytes()).hexdigest(),
"dataset_id": "fixture/dataset",
"schema_version": "fixture-1",
"record_count": 1,
"record_text_sha256": text_digest.hexdigest(),
}
verify_upstream_release(data_dir, manifest_path, expected)
shard.write_bytes(shard.read_bytes() + b"corrupt")
with pytest.raises(ValueError, match="(size|hash) mismatch"):
verify_upstream_release(data_dir, manifest_path, expected)
def test_release_replacement_rolls_back_on_failure(tmp_path, monkeypatch):
names = (
"samorzad_gov_pl.parquet",
"samorzad_gov_pl.attribution.jsonl",
"samorzad_gov_pl.stats.json",
)
staged = tmp_path / "staged"
output = tmp_path / "output"
staged.mkdir()
output.mkdir()
for name in names:
(staged / name).write_text(f"new:{name}")
(output / name).write_text(f"old:{name}")
original_replace = os.replace
failed = False
def fail_once(source, destination):
nonlocal failed
if Path(source) == staged / names[1] and not failed:
failed = True
raise OSError("injected replacement failure")
original_replace(source, destination)
monkeypatch.setattr(os, "replace", fail_once)
with pytest.raises(OSError, match="injected"):
_replace_release(staged, output)
assert [(output / name).read_text() for name in names] == [
f"old:{name}" for name in names
]
def test_canonical_schema_matches_dynaword():
assert DYNAWORD_SCHEMA == pa.schema(
[
("id", pa.string()),
("text", pa.string()),
("source", pa.string()),
("added", pa.string()),
("created", pa.string()),
("token_count", pa.int64()),
("license", pa.string()),
("author", pa.string()),
]
)
def test_release_artifact_matches_stats_and_has_institution_authors():
root = Path(__file__).resolve().parents[1]
data_dir = root / "data" / "samorzad_gov_pl"
parquet_path = data_dir / "samorzad_gov_pl.parquet"
stats_path = data_dir / "samorzad_gov_pl.stats.json"
sidecar_path = data_dir / "samorzad_gov_pl.attribution.jsonl"
table = pq.read_table(parquet_path)
stats = json.loads(stats_path.read_text(encoding="utf-8"))
attributions = [
json.loads(line)
for line in sidecar_path.open(encoding="utf-8")
if line.strip()
]
ids = table["id"].to_pylist()
texts = table["text"].to_pylist()
authors = table["author"].to_pylist()
assert table.schema == DYNAWORD_SCHEMA
assert table.num_rows == stats["kept"] == len(attributions)
assert stats["authors_with_value"] == stats["kept"]
assert stats["publisher_count"] == 247
assert stats["local_public_tenant_count"] == 246
assert stats["central_tenant_count"] == 1
assert stats["redirected_urls"] == 693
assert stats["upstream_artifact_count"] == 10
assert stats["upstream_manifest_sha256"] == (
"97b5a266b2fd4f043648b7d3c757721cd826c7ca1048301761084b0abdee5c48"
)
assert set(table["source"].to_pylist()) == {"samorzad_gov_pl"}
assert set(table["license"].to_pylist()) == {"CC-BY-SA-4.0"}
assert len(ids) == len(set(ids))
assert ids == sorted(ids)
assert len(texts) == len(set(texts))
assert all(value.strip() for value in authors)
assert all(value > 0 for value in table["token_count"].to_pylist())
assert stats["chars"] == sum(map(len, texts))
assert stats["tokens"] == sum(table["token_count"].to_pylist())
assert [item["id"] for item in attributions] == ids
assert [item["publisher"] for item in attributions] == authors
assert all(item["attribution_url"] == item["final_url"] for item in attributions)
assert sum(
item["source_url"] != item["final_url"] for item in attributions
) == stats["redirected_urls"]