def test_calc_sha1_by_file(self):
import os, hashlib
file_path = __file__
sha1 = Common.calc_sha1_by_file(file_path)
with open(file_path, 'rb') as f:
sha1_obj = hashlib.sha1()
sha1_obj.update(f.read())
self.assertEqual(sha1, sha1_obj.hexdigest())
