agenda/tests/test_update_gwr.py

57 lines
1.8 KiB
Python

"""Regression tests for GWR update notifications."""
from pathlib import Path
from unittest.mock import Mock, patch
import flask
import pytest
from update import update_gwr_advance_ticket_date
@pytest.mark.parametrize(
("response_html", "expect_email"),
[
(
"<p>We are sorry that we cannot show you the page you were looking for. "
"Our website is extremely busy at the moment.</p>",
False,
),
(
"<p>We are sorry that we cannot show you the page you were looking for.\n"
"Our website is extremely busy at the moment.</p>",
False,
),
("<p>Unexpected response without booking dates.</p>", True),
],
ids=["busy-page", "busy-page-whitespace", "unexpected-page"],
)
def test_gwr_missing_dates_notifications(
tmp_path: Path, response_html: str, expect_email: bool
) -> None:
"""Only known busy pages skip alerts; failed responses preserve the cache."""
cached_html = """
<table>
<tr><td>Weekdays</td><td>Friday 25 December 2026</td></tr>
<tr><td>Saturdays</td><td>Saturday 26 December 2026</td></tr>
<tr><td>Sundays</td><td>Sunday 27 December 2026</td></tr>
</table>
"""
cache = tmp_path / "advance-tickets.html"
cache.write_text(cached_html)
config = flask.config.Config(str(tmp_path))
config["DATA_DIR"] = str(tmp_path)
with (
patch("update.requests.get", return_value=Mock(text=response_html)),
patch("update.agenda.mail.send_mail") as send_mail,
):
update_gwr_advance_ticket_date(config)
if expect_email:
send_mail.assert_called_once_with(
config, "Error parsing GWR advance ticket booking dates", response_html
)
else:
send_mail.assert_not_called()
assert cache.read_text() == cached_html