def test_set_get(self):
tmp_dir = tempfile.mkdtemp()
try:
c = cache.FileSystemCache(cache_dir=tmp_dir)
for i in range(3):
c.set(str(i), i * i)
for i in range(3):
result = c.get(str(i))
assert result == i * i
finally:
shutil.rmtree(tmp_dir)
python类FileSystemCache()的实例源码
def test_filesystemcache_prune(self):
THRESHOLD = 13
tmp_dir = tempfile.mkdtemp()
c = cache.FileSystemCache(cache_dir=tmp_dir, threshold=THRESHOLD)
for i in range(2 * THRESHOLD):
c.set(str(i), i)
cache_files = os.listdir(tmp_dir)
shutil.rmtree(tmp_dir)
assert len(cache_files) <= THRESHOLD
def test_filesystemcache_clear(self):
tmp_dir = tempfile.mkdtemp()
c = cache.FileSystemCache(cache_dir=tmp_dir)
c.set('foo', 'bar')
cache_files = os.listdir(tmp_dir)
assert len(cache_files) == 1
c.clear()
cache_files = os.listdir(tmp_dir)
assert len(cache_files) == 0
shutil.rmtree(tmp_dir)
def __init__(self, cache_dir='cache', default_timeout=300):
"""???
cache_dir?????
"""
self.cache = FileSystemCache(cache_dir, default_timeout=default_timeout)
def __init__(self, cache_dir, threshold, mode, key_prefix,
use_signer=False, permanent=True):
from werkzeug.contrib.cache import FileSystemCache
self.cache = FileSystemCache(cache_dir, threshold=threshold, mode=mode)
self.key_prefix = key_prefix
self.use_signer = use_signer
self.permanent = permanent
def test_file(self):
"""
Test the file
"""
# Write config
self.write_config([
"from edmunds.storage.drivers.file import File as StorageFile \n",
"from edmunds.cache.drivers.file import File \n",
"APP = { \n",
" 'storage': { \n",
" 'instances': [ \n",
" { \n",
" 'name': 'file',\n",
" 'driver': StorageFile,\n",
" 'directory': '%s',\n" % self.storage_directory,
" 'prefix': '%s',\n" % self.prefix,
" }, \n",
" ], \n",
" }, \n",
" 'cache': { \n",
" 'enabled': True, \n",
" 'instances': [ \n",
" { \n",
" 'name': 'file',\n",
" 'driver': File,\n",
" 'directory': '%s',\n" % self.cache_directory,
" 'threshold': 500,\n",
" 'default_timeout': 300,\n",
" 'mode': 0o600,\n",
" }, \n",
" { \n",
" 'name': 'file2',\n",
" 'driver': File,\n",
" 'directory': '/%s',\n" % self.cache_directory,
" }, \n",
" ], \n",
" }, \n",
"} \n",
])
# Create app
app = self.create_application()
driver = app.cache()
self.assert_is_instance(driver, File)
self.assert_is_instance(driver, FileSystemCache)
self.clear_paths.append(driver._path)
