tree b611444425c4c829509471f8e2a607b2b413c149
parent 352f80408d6491f8eee855f7d4e5b7c4558ca2ed
author Rick Bartra <rb560u@att.com> 1525707779 -0400
committer Rick Bartra <rb560u@att.com> 1525708438 -0400

Add waiters to Nova tests to prevent tearDown failures

'test_rescue_server' and 'test_unrescue_server' consistently cause
tearDownClass failures with the following failure message:

'Resource <server_uuid> failed to delete and is in ERROR status'

By adding waiters, this issue is mitigated.

Change-Id: Ia1d9e1e07370f5c1e4c86f14d96c342f9c41a817