def test_direct_assignment(self):
     for test_hash in self.test_sha256_hashes:
         file_hash = FileHash(test_hash[1])
         direct_hash = file_hash.hash()
         self.assertEqual(direct_hash, file_hash.update(test_hash[0]).hash())
 def test_hashing_algorithms(self):
     
     file_hash = FileHash()
     for test_hash in self.test_sha256_hashes:
         self.assertEqual(file_hash.update(test_hash[0]).hash(),
                                           test_hash[1])