Comment 2 for bug 1321826

another case:

2014-05-29 15:17:19.442 | ======================================================================
2014-05-29 15:17:19.442 | FAIL: tests.test_notification.TestRealNotification.test_notification_service
2014-05-29 15:17:19.442 | tags: worker-5
2014-05-29 15:17:19.442 | ----------------------------------------------------------------------
2014-05-29 15:17:19.442 | Empty attachments:
2014-05-29 15:17:19.442 | stderr
2014-05-29 15:17:19.443 | stdout
2014-05-29 15:17:19.443 |
2014-05-29 15:17:19.443 | Traceback (most recent call last):
2014-05-29 15:17:19.443 | File "/home/jenkins/workspace/gate-ceilometer-python26/.tox/py26/lib/python2.6/site-packages/mock.py", line 1201, in patched
2014-05-29 15:17:19.443 | return func(*args, **keywargs)
2014-05-29 15:17:19.444 | File "/home/jenkins/workspace/gate-ceilometer-python26/ceilometer/tests/test_notification.py", line 217, in test_notification_service
2014-05-29 15:17:19.444 | mock.call(mock.ANY, SamplesMatcher()),
2014-05-29 15:17:19.448 | File "/home/jenkins/workspace/gate-ceilometer-python26/.tox/py26/lib/python2.6/site-packages/mock.py", line 863, in assert_has_calls
2014-05-29 15:17:19.448 | 'Actual: %r' % (calls, self.mock_calls)
2014-05-29 15:17:19.448 | AssertionError: Calls not found.
2014-05-29 15:17:19.449 | Expected: [call(<ANY>, <tests.test_notification.SamplesMatcher object at 0x7692e50>), call(<ANY>, <tests.test_notification.SamplesMatcher object at 0x7692250>), call(<ANY>, <tests.test_notification.SamplesMatcher object at 0x76924d0>), call(<ANY>, <tests.test_notification.SamplesMatcher object at 0x7692110>), call(<ANY>, <tests.test_notification.SamplesMatcher object at 0x7692990>)]
2014-05-29 15:17:19.449 | Actual: [call(<ceilometer.openstack.common.context.RequestContext object at 0x7692bd0>, [<ceilometer.sample.Sample object at 0x7692850>])]

i'm raising importance since i see it happening more and more.