nova/nova/tests/datastore_unittest.py
2010-05-27 23:05:26 -07:00

61 lines
1.9 KiB
Python

from nova import test
from nova import datastore
import random
class KeeperTestCase(test.BaseTestCase):
"""
Basic persistence tests for Keeper datastore.
Generalize, then use these to support
migration to redis / cassandra / multiple stores.
"""
def __init__(self, *args, **kwargs):
"""
Create a new keeper instance for test keys.
"""
super(KeeperTestCase, self).__init__(*args, **kwargs)
self.keeper = datastore.Keeper('test-')
def tear_down(self):
"""
Scrub out test keeper data.
"""
pass
def test_store_strings(self):
"""
Confirm that simple strings go in and come out safely.
Should also test unicode strings.
"""
randomstring = ''.join(
[random.choice('ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890-')
for _x in xrange(20)]
)
self.keeper['test_string'] = randomstring
self.assertEqual(randomstring, self.keeper['test_string'])
def test_store_dicts(self):
"""
Arbitrary dictionaries should be storable.
"""
test_dict = {'key_one': 'value_one'}
self.keeper['test_dict'] = test_dict
self.assertEqual(test_dict['key_one'],
self.keeper['test_dict']['key_one'])
def test_sets(self):
"""
A keeper dict should be self-serializing.
"""
self.keeper.set_add('test_set', 'foo')
test_dict = {'arbitrary': 'dict of stuff'}
self.keeper.set_add('test_set', test_dict)
self.assertTrue(self.keeper.set_is_member('test_set', 'foo'))
self.assertFalse(self.keeper.set_is_member('test_set', 'bar'))
self.keeper.set_remove('test_set', 'foo')
self.assertFalse(self.keeper.set_is_member('test_set', 'foo'))
rv = self.keeper.set_fetch('test_set')
self.assertEqual(test_dict, rv.next())
self.keeper.set_remove('test_set', test_dict)