Tests from MatchMakerRedisHeartbeatTestCase() fails

[Viktor Serhieiev]

Tests from MatchMakerRedisHeartbeatTestCase() skips, if we run have no redis-server installed on PC. It the other case, it fails with the following error

Traceback (most recent call last):
  File "/home/vsergeyev/sandbox/oslo-incubator/tests/unit/rpc/test_matchmaker_redis.py", line 119, in test_expires_hosts
    self.assertEqual(ttl2, -1)
  File "/home/vsergeyev/sandbox/oslo-incubator/.tox/py26/lib/python2.6/site-packages/testtools/testcase.py", line 324, in assertEqual
    self.assertThat(observed, matcher, message)
  File "/home/vsergeyev/sandbox/oslo-incubator/.tox/py26/lib/python2.6/site-packages/testtools/testcase.py", line 414, in assertThat
    raise MismatchError(matchee, matcher, mismatch, verbose)
MismatchError: None != -1

[Ihar Hrachyshka (ihar-hrachyshka)]

Failed in Juno: http://logs.openstack.org/82/129182/1/check/gate-oslo-incubator-python27/555d9ed/console.html

[Ihar Hrachyshka (ihar-hrachyshka)]

Failed in Icehouse too: http://logs.openstack.org/83/129183/1/check/gate-oslo-incubator-python27/d807bc4

Reopening the bug and marking as critical since it blocks all backports for incubator.

[Ihar Hrachyshka (ihar-hrachyshka)]

Fixed in all supported branches: https://review.openstack.org/#/q/I1a1f70bb204d3f43bdacd4ded53225f8416f1639,n,z