def test_cache_key_with_mixed_key_data(self):
"""
cache_key should concatenate and convert all key data to base
string to create the cache key.
"""
from garage.cache import s2hex, cache_key, CACHE_KEY_SEPARATOR
prefix = 'CACHE:'
some_string = 'abcd1234 l’écriture 寫作'
key_data = [
some_string, 'a', 1, 'b', 2, 'c', 3, '寫作',
{
'key1': 'foo',
'key2': 'bar',
}
]
elems = []
for s in key_data:
if not isinstance(s, six.string_types):
s = pickle.dumps(s)
elems.append(s)
key_string = CACHE_KEY_SEPARATOR.join(elems)
key = '{0}{1}'.format(prefix, s2hex(key_string))
result = cache_key(*key_data, prefix=prefix)
self._msg('test', 'create_cache_key', first=True)
self._msg('prefix', prefix)
self._msg('key data', key_data)
self._msg('expected', key)
self._msg('result', result)
self.assertEqual(result, key)
def test_s2hex(self):
"""
Ensure s2hex function returns proper values.
"""
from garage.cache import s2hex
some_string = 'abcd1234'
md5hash = 'e19d5cd5af0378da05f63f891c7467af'
result = s2hex(some_string)
self._msg('test', 's2hex', first=True)
self._msg('some_string', some_string)
self._msg('result', result)
self.assertEqual(result, md5hash)
some_string = 'abcd1234 l’écriture 寫作'
md5hash = 'c249c03ab4ee9b4045e653394fd60932'
result = s2hex(some_string)
self._msg('test', 's2hex', first=True)
self._msg('some_string', some_string)
self._msg('result', result)
self.assertEqual(result, md5hash)
# cPickle and pickle produces different output for the
# identical data structure
try:
import cPickle
# using cPickle.dumps
md5hash = 'e3166d75522955dce348b412695a7965'
except ImportError:
# using pickle.dumps
md5hash = 'ae0f56e9c34a13072ddf950d4d0e32d3'
data = ['foo', 'bar', 'baz']
result = s2hex(data)
self._msg('test', 's2hex', first=True)
self._msg('data', data)
self._msg('result', result)
self.assertEqual(result, md5hash)
def test_cache_key_with_simple_key_string(self):
"""
cache_key should return an MD5 hash of the input key string.
"""
from garage.cache import s2hex, cache_key
some_string = 'abcd1234 l’écriture 寫作'
md5hash = 'c249c03ab4ee9b4045e653394fd60932'
prefix = 'CACHE:'
key = '%s%s' % (prefix, s2hex(some_string))
result = cache_key(some_string, prefix=prefix)
self._msg('test', 'create_cache_key', first=True)
self._msg('prefix', prefix)
self._msg('some_string', some_string)
self._msg('expected', key)
self._msg('result', result)
self.assertEqual(result, key)
result = cache_key([some_string], prefix=prefix)
self._msg('test', 'create_cache_key', first=True)
self._msg('prefix', prefix)
self._msg('some_string', some_string)
self._msg('expected', key)
self._msg('result', result)
self.assertEqual(result, key)