def isAvailable(self, required):
"""Check availability of space for storing a resource
without using reserved space.
"""
if not self._writable:
return False
stat = statvfs(self.mountPoint)
available = stat.f_frsize * stat.f_bavail - required
# total = stat.f_frsize * stat.f_blocks
free_space = available * 100.0 / (stat.f_frsize * stat.f_blocks)
return free_space >= self.reserved
def test_statvfs(self):
if hasattr(posix, 'statvfs'):
self.assert_(posix.statvfs(os.curdir))