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pretix_cgo/src/tests/base/test_cache.py

77 lines
2.7 KiB
Python

#
# This file is part of pretix (Community Edition).
#
# Copyright (C) 2014-2020 Raphael Michel and contributors
# Copyright (C) 2020-2021 rami.io GmbH and contributors
#
# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
# Public License as published by the Free Software Foundation in version 3 of the License.
#
# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
# this file, see <https://pretix.eu/about/en/license>.
#
# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
# <https://www.gnu.org/licenses/>.
#
import random
from django.core.cache import cache as django_cache
from django.test import TestCase, override_settings
from django.utils.timezone import now
from pretix.base.models import Event, Organizer
@override_settings(CACHES={
'default': {
'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
'LOCATION': 'unique-snowflake',
}
})
class CacheTest(TestCase):
"""
This test case tests the invalidation of the event related
cache.
"""
@classmethod
def setUpTestData(cls):
o = Organizer.objects.create(name='Dummy', slug='dummy')
cls.event = Event.objects.create(
organizer=o, name='Dummy', slug='dummy',
date_from=now(),
)
def setUp(self):
self.cache = self.event.get_cache()
randint = random.random()
self.testkey = "test" + str(randint)
def test_interference(self):
django_cache.clear()
self.cache.set(self.testkey, "foo")
self.assertIsNone(django_cache.get(self.testkey))
self.assertIn(self.cache.get(self.testkey), (None, "foo"))
def test_longkey(self):
self.cache.set(self.testkey * 100, "foo")
self.assertEqual(self.cache.get(self.testkey * 100), "foo")
def test_invalidation(self):
self.cache.set(self.testkey, "foo")
self.cache.clear()
self.assertIsNone(self.cache.get(self.testkey))
def test_many(self):
inp = {
'a': 'foo',
'b': 'bar',
}
self.cache.set_many(inp)
self.assertEqual(inp, self.cache.get_many(inp.keys()))