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[Bernard Cafarelli <1555524@xxxxxxxxxxxxxxxxxx>]

** Changed in: neutron
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1555524

Title:
  Any tempest plugin import failure leads other plugin tests fails

Status in Ironic:
  Invalid
Status in Magnum:
  Invalid
Status in neutron:
  Fix Released
Status in tempest:
  Confirmed

Bug description:
  There is failure for all projects runs tempest plugin tests. That was
  due to fwaas tempest plugin having import error.

  When testr try to list all tests and it also list the loaded plugin
  tests, if there is any import error in any plugin, it will leads
  failure to other plugin also.

  I think plugin should work in isolated way, mean if Tempest detect any
  error from any plugin, it should just log the error and ignore that
  plugin tests and run others. Tempest does while registering conf
  options or loading plugin.

  But we should have same way for import error also.

  error-  http://logs.openstack.org/50/289650/4/check/gate-congress-
  dsvm-api/6a27be7/console.html

  2016-03-10 03:42:34.018 | all-plugin runtests: commands[1] | bash tools/pretty_tox.sh --concurrency=4 congress_tempest_tests
  2016-03-10 03:42:36.139 | running testr
  2016-03-10 03:42:39.664 | /usr/local/lib/python2.7/dist-packages/tempest_lib/__init__.py:28: DeprecationWarning: tempest-lib is deprecated for future bug-fixes and code changes in favor of tempest. Please change your imports from tempest_lib to tempest.lib
  2016-03-10 03:42:39.664 |   DeprecationWarning)
  2016-03-10 03:42:39.916 | running=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
  2016-03-10 03:42:39.916 | OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
  2016-03-10 03:42:39.916 | OS_TEST_TIMEOUT=${OS_TEST_TIMEOUT:-500} \
  2016-03-10 03:42:39.916 | OS_TEST_LOCK_PATH=${OS_TEST_LOCK_PATH:-${TMPDIR:-'/tmp'}} \
  2016-03-10 03:42:39.917 | ${PYTHON:-python} -m subunit.run discover -t ${OS_TOP_LEVEL:-./} ${OS_TEST_PATH:-./tempest/test_discover} --list 
  2016-03-10 03:42:39.917 | --- imNon-zero exit code (2) from test listing.
  2016-03-10 03:42:39.949 | perror: testr failed (3)o
  2016-03-10 03:42:39.950 | rt errors ---
  2016-03-10 03:42:39.983 | Failed to import test module: neutron_fwaas.tests.tempest_plugin.tests.api.test_fwaas_extensions
  2016-03-10 03:42:39.985 | Traceback (most recent call last):
  2016-03-10 03:42:39.989 |   File "/usr/local/lib/python2.7/dist-packages/unittest2/loader.py", line 456, in _find_test_path
  2016-03-10 03:42:39.989 |     module = self._get_module_from_name(name)
  2016-03-10 03:42:39.989 |   File "/usr/local/lib/python2.7/dist-packages/unittest2/loader.py", line 395, in _get_module_from_name
  2016-03-10 03:42:39.989 |     __import__(name)
  2016-03-10 03:42:39.989 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/tests/api/test_fwaas_extensions.py", line 23, in <module>
  2016-03-10 03:42:39.989 |     from neutron_fwaas.tests.tempest_plugin.tests.api import base
  2016-03-10 03:42:39.989 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/tests/api/base.py", line 18, in <module>
  2016-03-10 03:42:39.989 |     from neutron_fwaas.tests.tempest_plugin.tests import fwaas_client
  2016-03-10 03:42:39.989 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/tests/fwaas_client.py", line 25, in <module>
  2016-03-10 03:42:39.990 |     from neutron_fwaas.tests.tempest_plugin.services import client
  2016-03-10 03:42:39.990 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/services/client.py", line 18, in <module>
  2016-03-10 03:42:39.990 |     from tempest.services.network.json import base
  2016-03-10 03:42:39.990 | ImportError: cannot import name base
  2016-03-10 03:42:39.990 | 
  2016-03-10 03:42:39.990 | Failed to import test module: neutron_fwaas.tests.tempest_plugin.tests.scenario.test_fwaas
  2016-03-10 03:42:39.990 | Traceback (most recent call last):
  2016-03-10 03:42:39.990 |   File "/usr/local/lib/python2.7/dist-packages/unittest2/loader.py", line 456, in _find_test_path
  2016-03-10 03:42:39.990 |     module = self._get_module_from_name(name)
  2016-03-10 03:42:39.990 |   File "/usr/local/lib/python2.7/dist-packages/unittest2/loader.py", line 395, in _get_module_from_name
  2016-03-10 03:42:39.990 |     __import__(name)
  2016-03-10 03:42:39.990 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/tests/scenario/test_fwaas.py", line 21, in <module>
  2016-03-10 03:42:39.991 |     from neutron_fwaas.tests.tempest_plugin.tests.scenario import base
  2016-03-10 03:42:39.991 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/tests/scenario/base.py", line 21, in <module>
  2016-03-10 03:42:39.991 |     from neutron_fwaas.tests.tempest_plugin.tests import fwaas_client
  2016-03-10 03:42:39.991 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/tests/fwaas_client.py", line 25, in <module>
  2016-03-10 03:42:39.991 |     from neutron_fwaas.tests.tempest_plugin.services import client
  2016-03-10 03:42:39.991 |   File "/opt/stack/new/neutron-fwaas/neutron_fwaas/tests/tempest_plugin/services/client.py", line 18, in <module>
  2016-03-10 03:42:39.991 |     from tempest.services.network.json import base
  2016-03-10 03:42:39.991 | ImportError: cannot import name base
  2016-03-10 03:42:39.991 | The test run didn't actually run any tests

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