'If the lock has never been held, it can be acquired and the C{clean}
and C{locked} attributes are set to C{True}.'

def test_cleanlyAcquire(self):

    lockf = self.mktemp()
    lock = lockfile.FilesystemLock(lockf)
    self.assertTrue(lock.lock())
    self.assertTrue(lock.clean)
    self.assertTrue(lock.locked)
