def METHOD_NAME(self):
    blobhelper = self._make_default(keep_history=False)
    fn = blobhelper.fshelper.getBlobFilename(test_oid, test_tid)
    os.makedirs(os.path.dirname(fn))
    write_file(fn, 'blob here')
    blobhelper.after_pack(1, 2)
    self.assertFalse(os.path.exists(fn))