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Fixed #15704 -- Made cache tests more reusable by moving the backend path into a class attribute. Thanks for the patch, jonash 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16008 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2011-04-02 22:13:21 +00:00
parent 09b4a41aa7
commit fd309996df
1 changed files with 35 additions and 25 deletions
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60
tests/regressiontests/cache/tests.py vendored
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@ -34,8 +34,10 @@ class C:
class DummyCacheTests(unittest.TestCase):
# The Dummy cache backend doesn't really behave like a test backend,
# so it has different test requirements.
backend_name = 'django.core.cache.backends.dummy.DummyCache'
def setUp(self):
self.cache = get_cache('django.core.cache.backends.dummy.DummyCache')
self.cache = get_cache(self.backend_name)
def test_simple(self):
"Dummy cache backend ignores cache set calls"
@ -727,15 +729,17 @@ def custom_key_func(key, key_prefix, version):
return 'CUSTOM-' + '-'.join([key_prefix, str(version), key])
class DBCacheTests(unittest.TestCase, BaseCacheTests):
backend_name = 'django.core.cache.backends.db.DatabaseCache'
def setUp(self):
# Spaces are used in the table name to ensure quoting/escaping is working
self._table_name = 'test cache table'
management.call_command('createcachetable', self._table_name, verbosity=0, interactive=False)
self.cache = get_cache('django.core.cache.backends.db.DatabaseCache', LOCATION=self._table_name, OPTIONS={'MAX_ENTRIES': 30})
self.prefix_cache = get_cache('django.core.cache.backends.db.DatabaseCache', LOCATION=self._table_name, KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache('django.core.cache.backends.db.DatabaseCache', LOCATION=self._table_name, VERSION=2)
self.custom_key_cache = get_cache('django.core.cache.backends.db.DatabaseCache', LOCATION=self._table_name, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache('django.core.cache.backends.db.DatabaseCache', LOCATION=self._table_name, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
self.cache = get_cache(self.backend_name, LOCATION=self._table_name, OPTIONS={'MAX_ENTRIES': 30})
self.prefix_cache = get_cache(self.backend_name, LOCATION=self._table_name, KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache(self.backend_name, LOCATION=self._table_name, VERSION=2)
self.custom_key_cache = get_cache(self.backend_name, LOCATION=self._table_name, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache(self.backend_name, LOCATION=self._table_name, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
def tearDown(self):
from django.db import connection
@ -746,7 +750,7 @@ class DBCacheTests(unittest.TestCase, BaseCacheTests):
self.perform_cull_test(50, 29)
def test_zero_cull(self):
self.cache = get_cache('django.core.cache.backends.db.DatabaseCache', LOCATION=self._table_name, OPTIONS={'MAX_ENTRIES': 30, 'CULL_FREQUENCY': 0})
self.cache = get_cache(self.backend_name, LOCATION=self._table_name, OPTIONS={'MAX_ENTRIES': 30, 'CULL_FREQUENCY': 0})
self.perform_cull_test(50, 18)
def test_old_initialization(self):
@ -754,12 +758,14 @@ class DBCacheTests(unittest.TestCase, BaseCacheTests):
self.perform_cull_test(50, 18)
class LocMemCacheTests(unittest.TestCase, BaseCacheTests):
backend_name = 'django.core.cache.backends.locmem.LocMemCache'
def setUp(self):
self.cache = get_cache('django.core.cache.backends.locmem.LocMemCache', OPTIONS={'MAX_ENTRIES': 30})
self.prefix_cache = get_cache('django.core.cache.backends.locmem.LocMemCache', KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache('django.core.cache.backends.locmem.LocMemCache', VERSION=2)
self.custom_key_cache = get_cache('django.core.cache.backends.locmem.LocMemCache', OPTIONS={'MAX_ENTRIES': 30}, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache('django.core.cache.backends.locmem.LocMemCache', OPTIONS={'MAX_ENTRIES': 30}, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
self.cache = get_cache(self.backend_name, OPTIONS={'MAX_ENTRIES': 30})
self.prefix_cache = get_cache(self.backend_name, KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache(self.backend_name, VERSION=2)
self.custom_key_cache = get_cache(self.backend_name, OPTIONS={'MAX_ENTRIES': 30}, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache(self.backend_name, OPTIONS={'MAX_ENTRIES': 30}, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
# LocMem requires a hack to make the other caches
# share a data store with the 'normal' cache.
@ -782,7 +788,7 @@ class LocMemCacheTests(unittest.TestCase, BaseCacheTests):
self.perform_cull_test(50, 29)
def test_zero_cull(self):
self.cache = get_cache('django.core.cache.backends.locmem.LocMemCache', OPTIONS={'MAX_ENTRIES': 30, 'CULL_FREQUENCY': 0})
self.cache = get_cache(self.backend_name, OPTIONS={'MAX_ENTRIES': 30, 'CULL_FREQUENCY': 0})
self.perform_cull_test(50, 19)
def test_old_initialization(self):
@ -791,8 +797,8 @@ class LocMemCacheTests(unittest.TestCase, BaseCacheTests):
def test_multiple_caches(self):
"Check that multiple locmem caches are isolated"
mirror_cache = get_cache('django.core.cache.backends.locmem.LocMemCache')
other_cache = get_cache('django.core.cache.backends.locmem.LocMemCache', LOCATION='other')
mirror_cache = get_cache(self.backend_name)
other_cache = get_cache(self.backend_name, LOCATION='other')
self.cache.set('value1', 42)
self.assertEqual(mirror_cache.get('value1'), 42)
@ -803,13 +809,15 @@ class LocMemCacheTests(unittest.TestCase, BaseCacheTests):
# need to contain a cache backend setting that points at
# your memcache server.
class MemcachedCacheTests(unittest.TestCase, BaseCacheTests):
backend_name = 'django.core.cache.backends.memcached.MemcachedCache'
def setUp(self):
name = settings.CACHES[DEFAULT_CACHE_ALIAS]['LOCATION']
self.cache = get_cache('django.core.cache.backends.memcached.MemcachedCache', LOCATION=name)
self.prefix_cache = get_cache('django.core.cache.backends.memcached.MemcachedCache', LOCATION=name, KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache('django.core.cache.backends.memcached.MemcachedCache', LOCATION=name, VERSION=2)
self.custom_key_cache = get_cache('django.core.cache.backends.memcached.MemcachedCache', LOCATION=name, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache('django.core.cache.backends.memcached.MemcachedCache', LOCATION=name, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
self.cache = get_cache(self.backend_name, LOCATION=name)
self.prefix_cache = get_cache(self.backend_name, LOCATION=name, KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache(self.backend_name, LOCATION=name, VERSION=2)
self.custom_key_cache = get_cache(self.backend_name, LOCATION=name, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache(self.backend_name, LOCATION=name, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
def tearDown(self):
self.cache.clear()
@ -835,13 +843,15 @@ class FileBasedCacheTests(unittest.TestCase, BaseCacheTests):
"""
Specific test cases for the file-based cache.
"""
backend_name = 'django.core.cache.backends.filebased.FileBasedCache'
def setUp(self):
self.dirname = tempfile.mkdtemp()
self.cache = get_cache('django.core.cache.backends.filebased.FileBasedCache', LOCATION=self.dirname, OPTIONS={'MAX_ENTRIES': 30})
self.prefix_cache = get_cache('django.core.cache.backends.filebased.FileBasedCache', LOCATION=self.dirname, KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache('django.core.cache.backends.filebased.FileBasedCache', LOCATION=self.dirname, VERSION=2)
self.custom_key_cache = get_cache('django.core.cache.backends.filebased.FileBasedCache', LOCATION=self.dirname, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache('django.core.cache.backends.filebased.FileBasedCache', LOCATION=self.dirname, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
self.cache = get_cache(self.backend_name, LOCATION=self.dirname, OPTIONS={'MAX_ENTRIES': 30})
self.prefix_cache = get_cache(self.backend_name, LOCATION=self.dirname, KEY_PREFIX='cacheprefix')
self.v2_cache = get_cache(self.backend_name, LOCATION=self.dirname, VERSION=2)
self.custom_key_cache = get_cache(self.backend_name, LOCATION=self.dirname, KEY_FUNCTION=custom_key_func)
self.custom_key_cache2 = get_cache(self.backend_name, LOCATION=self.dirname, KEY_FUNCTION='regressiontests.cache.tests.custom_key_func')
def tearDown(self):
self.cache.clear()