Raise a helpful exception when trying to refresh credentials without a refresh token (#262)
diff --git a/tests/oauth2/test_credentials.py b/tests/oauth2/test_credentials.py
index 9064363..922c3bb 100644
--- a/tests/oauth2/test_credentials.py
+++ b/tests/oauth2/test_credentials.py
@@ -17,8 +17,10 @@
import os
import mock
+import pytest
from google.auth import _helpers
+from google.auth import exceptions
from google.auth import transport
from google.oauth2 import credentials
@@ -95,6 +97,16 @@
# expired)
assert credentials.valid
+ def test_refresh_no_refresh_token(self):
+ request = mock.create_autospec(transport.Request)
+ credentials_ = credentials.Credentials(
+ token=None, refresh_token=None)
+
+ with pytest.raises(exceptions.RefreshError, match='necessary fields'):
+ credentials_.refresh(request)
+
+ request.assert_not_called()
+
def test_from_authorized_user_info(self):
info = AUTH_USER_INFO.copy()