tree c648a6aebd413d2a8f596f010b4cd2b99bbf647b
parent 6f3a8a0884501172429491c65916084f6931756e
author Luong Anh Tuan <tuanla@vn.fujitsu.com> 1471844722 +0700
committer Luong Anh Tuan <tuanla@vn.fujitsu.com> 1471844722 +0700

Using assertIsNone() is preferred over assertEqual()

Following OpenStack Style Guidelines[1].
[H203] Unit test assertions tend to give better messages for more specific assertions.
As a result, assertIsNone(...) is preferred over assertEqual(None, ...)

[1] http://docs.openstack.org/developer/hacking/#dictionaries-lists

Change-Id: I46681aad0e7bae5c4b1f62db7987da24f516613d