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Fixed #27132 -- Allowed testing MemcachedCache and PyLibMCCache during the same test run.
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parent
cfd1f93d55
commit
047c1d48a6
76
tests/cache/tests.py
vendored
76
tests/cache/tests.py
vendored
@ -1142,21 +1142,18 @@ class LocMemCacheTests(BaseCacheTests, TestCase):
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# To check the memcached backend, the test settings file will
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# need to contain at least one cache backend setting that points at
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# your memcache server.
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memcached_params = {}
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configured_caches = {}
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for _cache_params in settings.CACHES.values():
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if _cache_params['BACKEND'].startswith('django.core.cache.backends.memcached.'):
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memcached_params = _cache_params
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configured_caches[_cache_params['BACKEND']] = _cache_params
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MemcachedCache_params = configured_caches.get('django.core.cache.backends.memcached.MemcachedCache')
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PyLibMCCache_params = configured_caches.get('django.core.cache.backends.memcached.PyLibMCCache')
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# The memcached backends don't support cull-related options like `MAX_ENTRIES`.
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memcached_excluded_caches = {'cull', 'zero_cull'}
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@unittest.skipUnless(memcached_params, "memcached not available")
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@override_settings(CACHES=caches_setting_for_tests(
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base=memcached_params,
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exclude=memcached_excluded_caches,
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))
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class MemcachedCacheTests(BaseCacheTests, TestCase):
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class BaseMemcachedTests(BaseCacheTests):
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def test_invalid_key_characters(self):
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"""
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@ -1177,36 +1174,24 @@ class MemcachedCacheTests(BaseCacheTests, TestCase):
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with self.assertRaises(Exception):
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cache.set('a' * 251, 'value')
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# Explicitly display a skipped test if no configured cache uses MemcachedCache
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@unittest.skipUnless(
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memcached_params.get('BACKEND') == 'django.core.cache.backends.memcached.MemcachedCache',
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"cache with python-memcached library not available")
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def test_memcached_uses_highest_pickle_version(self):
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# Regression test for #19810
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for cache_key, cache_config in settings.CACHES.items():
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if cache_config['BACKEND'] == 'django.core.cache.backends.memcached.MemcachedCache':
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self.assertEqual(caches[cache_key]._cache.pickleProtocol,
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pickle.HIGHEST_PROTOCOL)
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@override_settings(CACHES=caches_setting_for_tests(
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base=memcached_params,
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exclude=memcached_excluded_caches,
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TIMEOUT=None,
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))
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def test_default_never_expiring_timeout(self):
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# Regression test for #22845
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cache.set('infinite_foo', 'bar')
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self.assertEqual(cache.get('infinite_foo'), 'bar')
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with self.settings(CACHES=caches_setting_for_tests(
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base=self.base_params,
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exclude=memcached_excluded_caches,
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TIMEOUT=None)):
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cache.set('infinite_foo', 'bar')
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self.assertEqual(cache.get('infinite_foo'), 'bar')
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@override_settings(CACHES=caches_setting_for_tests(
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base=memcached_params,
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exclude=memcached_excluded_caches,
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TIMEOUT=31536000, # 60*60*24*365, 1 year
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))
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def test_default_far_future_timeout(self):
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# Regression test for #22845
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cache.set('future_foo', 'bar')
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self.assertEqual(cache.get('future_foo'), 'bar')
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with self.settings(CACHES=caches_setting_for_tests(
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base=self.base_params,
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exclude=memcached_excluded_caches,
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# 60*60*24*365, 1 year
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TIMEOUT=31536000)):
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cache.set('future_foo', 'bar')
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self.assertEqual(cache.get('future_foo'), 'bar')
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def test_cull(self):
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# culling isn't implemented, memcached deals with it.
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@ -1235,6 +1220,29 @@ class MemcachedCacheTests(BaseCacheTests, TestCase):
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self.assertTrue(value is None or value == large_value)
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@unittest.skipUnless(MemcachedCache_params, "MemcachedCache backend not configured")
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@override_settings(CACHES=caches_setting_for_tests(
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base=MemcachedCache_params,
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exclude=memcached_excluded_caches,
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))
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class MemcachedCacheTests(BaseMemcachedTests, TestCase):
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base_params = MemcachedCache_params
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def test_memcached_uses_highest_pickle_version(self):
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# Regression test for #19810
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for cache_key, cache_config in settings.CACHES.items():
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self.assertEqual(caches[cache_key]._cache.pickleProtocol, pickle.HIGHEST_PROTOCOL)
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@unittest.skipUnless(PyLibMCCache_params, "PyLibMCCache backend not configured")
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@override_settings(CACHES=caches_setting_for_tests(
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base=PyLibMCCache_params,
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exclude=memcached_excluded_caches,
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))
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class PyLibMCCacheTests(BaseMemcachedTests, TestCase):
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base_params = PyLibMCCache_params
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@override_settings(CACHES=caches_setting_for_tests(
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BACKEND='django.core.cache.backends.filebased.FileBasedCache',
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))
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