<tspyderboy[m]> "Hi ccokeke..." <- > <@tspyderboy:matrix.org> Hi ccokeke 
> If I use URL directly, it supposedly works.
> Also, response code will be 301
>     
> ```
> def test_create_snapshot_post_invalid_metadata(self):
>         share = test_data.share
>         url = '/project/share_snapshots/something/share_snapshot_create'
>         formData = {
>             'name': 'new_snapshot',
>             'description': 'This is test snapshot',
>             'method': 'CreateForm',
>             'size': 1,
>             'type': 'NFS',
>             'metadata': 'foo',
>             'share_id': share.id,
>         }
> 
>         self.mock_object(
>             api_manila,
>             "share_snapshot_create",
>             mock.Mock(side_effect=ValidationError(
>                 'Expected only pairs of key=value.'
>             ))
>         )
>         res = self.client.post(url, formData)
>         self.assertEqual(res.status_code, 301)
>         self.assertFalse(api_manila.share_snapshot_create.called)
> ```

Ok.I will implement and revert back