def get_scans_cache_class(cache_dir=scans_cache_dir):
"""
Return a new persistent cache class configured with a unique storage directory.
"""
# create a unique temp directory in cache_dir
fileutils.create_dir(cache_dir)
# ensure that the cache dir is alwasy unicode
cache_dir = fileutils.get_temp_dir(unicode(cache_dir), prefix=unicode(timeutils.time2tstamp()) + u'-')
sc = ScanFileCache(cache_dir)
sc.setup()
return partial(ScanFileCache, cache_dir)
def get_scans_cache_class(cache_dir=scans_cache_dir):
"""
Return a new persistent cache class configured with a unique storage directory.
"""
# create a unique temp directory in cache_dir
fileutils.create_dir(cache_dir)
prefix = timeutils.time2tstamp() + u'-'
cache_dir = fileutils.get_temp_dir(cache_dir, prefix=prefix)
if on_linux:
cache_dir = path_to_bytes(cache_dir)
sc = ScanFileCache(cache_dir)
sc.setup()
return partial(ScanFileCache, cache_dir)
def get_scans_cache_class(cache_dir=scans_cache_dir):
"""
Return a new persistent cache class configured with a unique storage directory.
"""
# create a unique temp directory in cache_dir
fileutils.create_dir(cache_dir)
prefix = timeutils.time2tstamp() + u'-'
cache_dir = fileutils.get_temp_dir(cache_dir, prefix=prefix)
if on_linux:
cache_dir = path_to_bytes(cache_dir)
sc = ScanFileCache(cache_dir)
sc.setup()
return partial(ScanFileCache, cache_dir)
def test_tstamp2time_format(self):
import re
ts = time2tstamp()
pat = r'^20\d\d-[0-1][0-9]-[0-3]\dT[0-2]\d[0-6]\d[0-6]\d.\d\d\d\d\d\d$'
assert re.match(pat, ts)
def test_time2tstamp_tstamp2time_is_idempotent(self):
dt = datetime.utcnow()
ts = time2tstamp(dt)
dt_from_ts = tstamp2time(ts)
assert dt == dt_from_ts
def test_time2tstamp_accepts_existing_datetimes(self):
ts = time2tstamp()
tf = self.get_temp_file(extension='ext', dir_name=ts, file_name=ts)
fd = open(tf, 'w')
fd.write('a')
fd.close()
def test_time2tstamp_is_path_safe_and_file_is_writable(self):
ts = time2tstamp()
tf = self.get_temp_file(extension='ext', dir_name=ts, file_name=ts)
fd = open(tf, 'w')
fd.write('a')
fd.close()
def test_tstamp2time_format(self):
import re
ts = time2tstamp()
pat = '^20\d\d-[0-1][0-9]-[0-3]\dT[0-2]\d[0-6]\d[0-6]\d.\d\d\d\d\d\d$'
assert re.match(pat, ts)
def test_time2tstamp_tstamp2time_is_idempotent(self):
dt = datetime.utcnow()
ts = time2tstamp(dt)
dt_from_ts = tstamp2time(ts)
assert dt == dt_from_ts
def test_time2tstamp_accepts_existing_datetimes(self):
ts = time2tstamp()
tf = self.get_temp_file(extension='ext', dir_name=ts, file_name=ts)
fd = open(tf, 'w')
fd.write('a')
fd.close()
def test_time2tstamp_is_path_safe_and_file_is_writable(self):
ts = time2tstamp()
tf = self.get_temp_file(extension='ext', dir_name=ts, file_name=ts)
fd = open(tf, 'w')
fd.write('a')
fd.close()
