def test_file_sha1sum_file_not_found(self):
file_path = os.path.join(self.files_dir, "fail_file.txt")
self.assertEqual(file_sha1sum(file_path), None)
def test_file_sha1sum(self):
file_path = os.path.join(self.files_dir, "file1.txt")
self.assertEqual(file_sha1sum(file_path), "ce1be0ff4065a6e9415095c95f25f47a633cef2b")
