def test_fetchable(self):
fctrl = FeedController()
total = fctrl.read().count()
unix = datetime(1970, 1, 1).replace(tzinfo=timezone.utc)
count = 0
for fd in fctrl.list_late():
count += 1
self.assertEqual(unix, fd.last_retrieved)
self.assertEqual(unix, fd.expires)
self.assertEqual(total, count)
fetchables = fctrl.list_fetchable()
now = utc_now()
for fd in fetchables:
self.assert_in_range(now - timedelta(seconds=1), fd.last_retrieved,
now)
self.assertEqual(unix, fd.expires)
self.assert_late_count(
0, "no late feed to report because all just fetched")
fctrl.update({}, {'expires': unix})
now = utc_now()
for fd in fctrl.read(): # expires should be corrected
self.assert_in_range(
now + timedelta(seconds=conf.feed.min_expires - 1), fd.expires,
now + timedelta(seconds=conf.feed.min_expires + 1))
lr_not_matter = timedelta(seconds=conf.feed.min_expires + 10)
self.update_all_no_ctrl(expires=utc_now() - timedelta(seconds=1),
last_retrieved=utc_now() - lr_not_matter)
self.assert_late_count(total, "all feed just expired")
self.update_all_no_ctrl(expires=utc_now() + timedelta(seconds=1))
self.assert_late_count(
0, "all feed will expire in a second, none are expired")
def assert_late_count(self, count, msg):
fctrl = FeedController()
self.assertEqual(count, len(list(fctrl.list_late())), msg)
self.assertEqual(count, len(fctrl.list_fetchable()), msg)