zulip/zerver/tests/test_populate_db.py

22 lines
961 B
Python

from django.utils.timezone import timedelta as timezone_timedelta
from zerver.lib.test_classes import ZulipTestCase
from zilencer.management.commands.populate_db import choose_date_sent
class TestChoosePubDate(ZulipTestCase):
def test_choose_date_sent_large_tot_messages(self) -> None:
"""
Test for a bug that was present, where specifying a large amount of messages to generate
would cause each message to have date_sent set to timezone_now(), instead of the date_sents
being distributed across the span of several days.
"""
tot_messages = 1000000
datetimes_list = [
choose_date_sent(i, tot_messages, 1) for i in range(1, tot_messages, tot_messages // 100)
]
# Verify there is a meaningful difference between elements.
for i in range(1, len(datetimes_list)):
self.assertTrue(datetimes_list[i] - datetimes_list[i-1] > timezone_timedelta(minutes=5))