Fix order of arguments in assertEqual
Fix order of arguments in assertEqual


Some tests used incorrect order assertEqual(observed, expected).

The correct order expected by testtools is
assertEqual(expected, observed).

This patch fix the issue in the module zaqar/tests/unit/common/storage/ .
Patches is generated module wise to ease the review process.
Partial-Bug: #1259292

Change-Id: I40a6349dc008ea0cb4c94714f01418acdf75e3b8

openstack/zaqar,openstack/zaqar,openstack/zaqar,openstack/zaqar