nova-powervm tox failing with ImportError for wsgi_intercept

[Matthew Edmonds]

nova-powervm's tox is failing with numerous errors like the following:

2017-08-01 12:39:34.982547 | Failed to import test module: nova_powervm.tests.virt.powervm.volume.test_nfs
2017-08-01 12:39:34.982559 | Traceback (most recent call last):
2017-08-01 12:39:34.982597 | File "/home/jenkins/workspace/gate-nova-powervm-python27-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/unittest2/loader.py", line 456, in _find_test_path
2017-08-01 12:39:34.982611 | module = self._get_module_from_name(name)
2017-08-01 12:39:34.982658 | File "/home/jenkins/workspace/gate-nova-powervm-python27-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/unittest2/loader.py", line 395, in _get_module_from_name
2017-08-01 12:39:34.982667 | __import__(name)
2017-08-01 12:39:34.982688 | File "nova_powervm/tests/virt/powervm/volume/test_nfs.py", line 19, in <module>
2017-08-01 12:39:34.982708 | from nova_powervm.tests.virt.powervm.volume import test_driver as test_vol
2017-08-01 12:39:34.982730 | File "nova_powervm/tests/virt/powervm/volume/test_driver.py", line 21, in <module>
2017-08-01 12:39:34.982740 | from nova import test
2017-08-01 12:39:34.982770 | File "/home/jenkins/workspace/gate-nova-powervm-python27-ubuntu-xenial/.tox/py27/src/nova/nova/test.py", line 58, in <module>
2017-08-01 12:39:34.982786 | from nova.tests import fixtures as nova_fixtures
2017-08-01 12:39:34.982818 | File "/home/jenkins/workspace/gate-nova-powervm-python27-ubuntu-xenial/.tox/py27/src/nova/nova/tests/fixtures.py", line 34, in <module>
2017-08-01 12:39:34.982832 | from wsgi_intercept import interceptor
2017-08-01 12:39:34.982845 | ImportError: No module named wsgi_intercept

Appears to be the result of the combination of https://github.com/openstack/nova/commit/fdf27abf7db233ca51f12e2926d78c272b54935b and https://github.com/openstack/nova/commit/d3dfeb44d649a8e100ee4ce91468086cfebd9ab6

[Eric Fried (efried)]

https://review.openstack.org/489645

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/489645
Committed: https://git.openstack.org/cgit/openstack/nova-powervm/commit/?id=6cf382b960fb1cb27a1059108fbd97e789047ebe
Submitter: Jenkins
Branch: master

commit 6cf382b960fb1cb27a1059108fbd97e789047ebe
Author: Eric Fried <email address hidden>
Date: Tue Aug 1 10:41:55 2017 -0500

    Install nova test requirements for tox

    Because nova-powervm follows nova at a development level, we have to
    install the latest master branch, so we can't put nova in our
    [test-]requirements.txt. Instead, we put it in our tox.ini testenv
    deps as a git clone and install. This pulls in nova's requirements.txt,
    but not its test-requirements.txt.

    Change [1] moved nova's wsgi_intercept dependency from requirements.txt
    to test-requirements.txt; but this didn't cause problems yet because
    wsgi_intercept wasn't actually being imported in a path that mattered to
    nova-powervm testing until [2].

    This change set explicitly adds nova's test-requirements.txt, pulled
    from the master branch, to the nova-powervm testenv deps.

    [1] I0d8325e12ed7d5d022877782d6aa4ba4055c30db
    [2] I03b3abea152d45575ac6dde22ccbe32b6acb4646

    Change-Id: I9f4263f22fb73bf694bf0d2f766d1b921c1f2704
    Closes-Bug: #1707951