def cacheClear(self, params):
before = cache_util.cachesInfo()
cache_util.cachesClear()
after = cache_util.cachesInfo()
return {
'cacheCleared': datetime.datetime.utcnow(),
'before': before,
'after': after
}
def testCachesClear(self):
large_image.cache_util.cache._tileCache = None
large_image.cache_util.cache._tileLock = None
config.setConfig('cache_backend', 'python')
self.ExampleWithMetaclass('test')
getTileCache()
assert cachesInfo()['test']['used'] == 1
cachesClear()
assert cachesInfo()['test']['used'] == 0
def testCachesKeyLock(self):
cachesClear()
assert cachesInfo()['test']['used'] == 0
starttime = time.time()
with concurrent.futures.ThreadPoolExecutor(max_workers=3) as executor:
executor.map(self.ExampleWithMetaclass, [3, 3, 2])
endtime = time.time()
# This really should be close to 3
assert endtime - starttime < 6
assert cachesInfo()['test']['used'] == 2
def cacheClear(self, params):
before = cache_util.cachesInfo()
cache_util.cachesClear()
after = cache_util.cachesInfo()
# Add a small delay to give the memcached time to clear
stoptime = time.time() + 5
while time.time() < stoptime and any(after[key]['used'] for key in after):
time.sleep(0.1)
after = cache_util.cachesInfo()
return {'cacheCleared': datetime.datetime.utcnow(), 'before': before, 'after': after}
def testCachesInfo(self):
large_image.cache_util.cache._tileCache = None
large_image.cache_util.cache._tileLock = None
assert cachesInfo()['test']['used'] == 0
assert 'tileCache' not in cachesInfo()
self.ExampleWithMetaclass('test')
assert cachesInfo()['test']['used'] == 1
config.setConfig('cache_backend', 'python')
getTileCache()
assert 'tileCache' in cachesInfo()
large_image.cache_util.cache._tileCache = None
large_image.cache_util.cache._tileLock = None
config.setConfig('cache_backend', 'memcached')
getTileCache()
# memcached won't show that it is present
assert 'tileCache' not in cachesInfo()
def testCachesInfo(self):
cachesClear()
large_image.cache_util.cache._tileCache = None
large_image.cache_util.cache._tileLock = None
assert cachesInfo()['test']['used'] == 0
assert 'tileCache' not in cachesInfo()
self.ExampleWithMetaclass('test')
assert cachesInfo()['test']['used'] == 1
config.setConfig('cache_backend', 'python')
getTileCache()
assert 'tileCache' in cachesInfo()
large_image.cache_util.cache._tileCache = None
large_image.cache_util.cache._tileLock = None
config.setConfig('cache_backend', 'memcached')
getTileCache()
# memcached shows an items record as well
assert 'items' in cachesInfo()['tileCache']
def cacheInfo(self, params):
return cache_util.cachesInfo()