Comment 39 for bug 1280522

Reviewed: https://review.openstack.org/257253
Committed: https://git.openstack.org/cgit/openstack/glance_store/commit/?id=64c746df383004c130e256661c3472e44d85aada
Submitter: Jenkins
Branch: master

commit 64c746df383004c130e256661c3472e44d85aada
Author: Shuquan Huang <huang.shuquan@99cloud.net>
Date: Mon Dec 14 18:05:26 2015 +0800

    Replace assertEqual(None, *) with assertIsNone in tests

    Replace assertEqual(None, *) with assertIsNone in tests to have
    more clear messages in case of failure.

    Change-Id: If651a433db3e573c3b0b86b2a9f87ab84e65b96b
    Closes-bug: #1280522