Unit tests failing

[Slawek Kaplonski]

It looks that after merge of https://review.openstack.org/#/c/598347/6 in neutron, networking-bgpvpn project's gate is broken.
Unit tests are failing with errors like:

2018-12-18 18:11:52.472390 | ubuntu-xenial | networking_bgpvpn.tests.unit.services.bagpipe.test_bagpipe.TestBagpipeServiceDriverV2RPCs.test_router_itf_event_network_assoc
2018-12-18 18:11:52.472637 | ubuntu-xenial | -----------------------------------------------------------------------------------------------------------------------------
2018-12-18 18:11:52.472667 | ubuntu-xenial |
2018-12-18 18:11:52.472728 | ubuntu-xenial | Captured traceback:
2018-12-18 18:11:52.472789 | ubuntu-xenial | ~~~~~~~~~~~~~~~~~~~
2018-12-18 18:11:52.472882 | ubuntu-xenial | Traceback (most recent call last):
2018-12-18 18:11:52.473183 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/neutron/tests/base.py", line 151, in func
2018-12-18 18:11:52.473279 | ubuntu-xenial | return f(self, *args, **kwargs)
2018-12-18 18:11:52.473607 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 1305, in patched
2018-12-18 18:11:52.473712 | ubuntu-xenial | return func(*args, **keywargs)
2018-12-18 18:11:52.473956 | ubuntu-xenial | File "networking_bgpvpn/tests/unit/services/bagpipe/test_bagpipe.py", line 1104, in test_router_itf_event_network_assoc
2018-12-18 18:11:52.474086 | ubuntu-xenial | [AnyOfClass(objs.BGPVPNNetAssociation)], 'updated')
2018-12-18 18:11:52.474390 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 999, in assert_any_call
2018-12-18 18:11:52.474456 | ubuntu-xenial | ), cause)
2018-12-18 18:11:52.474742 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/six.py", line 737, in raise_from
2018-12-18 18:11:52.474804 | ubuntu-xenial | raise value
2018-12-18 18:11:52.474992 | ubuntu-xenial | AssertionError: push(<ANY>, [AnyOfClass<BGPVPNNetAssociation>], 'updated') call not found
2018-12-18 18:11:52.475028 | ubuntu-xenial |
2018-12-18 18:11:52.475056 | ubuntu-xenial |
2018-12-18 18:11:52.475297 | ubuntu-xenial | networking_bgpvpn.tests.unit.services.bagpipe.test_bagpipe.TestBagpipeServiceDriverV2RPCs.test_router_itf_event_router_assoc
2018-12-18 18:11:52.475567 | ubuntu-xenial | ----------------------------------------------------------------------------------------------------------------------------
2018-12-18 18:11:52.475603 | ubuntu-xenial |
2018-12-18 18:11:52.475665 | ubuntu-xenial | Captured traceback:
2018-12-18 18:11:52.475726 | ubuntu-xenial | ~~~~~~~~~~~~~~~~~~~
2018-12-18 18:11:52.475819 | ubuntu-xenial | Traceback (most recent call last):
2018-12-18 18:11:52.476118 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/neutron/tests/base.py", line 151, in func
2018-12-18 18:11:52.476213 | ubuntu-xenial | return f(self, *args, **kwargs)
2018-12-18 18:11:52.476503 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 1305, in patched
2018-12-18 18:11:52.476600 | ubuntu-xenial | return func(*args, **keywargs)
2018-12-18 18:11:52.476841 | ubuntu-xenial | File "networking_bgpvpn/tests/unit/services/bagpipe/test_bagpipe.py", line 1073, in test_router_itf_event_router_assoc
2018-12-18 18:11:52.476976 | ubuntu-xenial | [AnyOfClass(objs.BGPVPNRouterAssociation)], 'updated')
2018-12-18 18:11:52.477278 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 999, in assert_any_call
2018-12-18 18:11:52.477336 | ubuntu-xenial | ), cause)
2018-12-18 18:11:52.477619 | ubuntu-xenial | File "/home/zuul/src/git.openstack.org/openstack/networking-bgpvpn/.tox/py27/local/lib/python2.7/site-packages/six.py", line 737, in raise_from
2018-12-18 18:11:52.477680 | ubuntu-xenial | raise value
2018-12-18 18:11:52.477872 | ubuntu-xenial | AssertionError: push(<ANY>, [AnyOfClass<BGPVPNRouterAssociation>], 'updated') call not found

Example of failure: http://logs.openstack.org/08/619808/1/check/openstack-tox-py27/46cf87c/job-output.txt.gz

[Slawek Kaplonski (slaweq)]

Looks that it's already addressed by https://review.openstack.org/#/c/599030/