Add tox support

.bzrignore

@@ -1,3 +1,5 @@
 bin
 .coverage
+.tox
+.testrepository
 tags

.testr.conf

@@ -0,0 +1,8 @@
+[DEFAULT]
+test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
+             OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
+             OS_TEST_TIMEOUT=${OS_TEST_TIMEOUT:-60} \
+             ${PYTHON:-python} -m subunit.run discover -t ./ ./unit_tests $LISTOPT $IDOPTION
+
+test_id_option=--load-list $IDFILE
+test_list_option=--list

hooks/nova_compute_utils.py

@@ -299,8 +299,9 @@ def resource_map():
 
             conf = neutron_plugin_attribute(plugin, 'config', net_manager)
             svcs = neutron_plugin_attribute(plugin, 'services', net_manager)
-            ctxts = (neutron_plugin_attribute(plugin, 'contexts', net_manager)
-                     or [])
+            ctxts = (neutron_plugin_attribute(plugin,
+                                              'contexts', net_manager) or
+                     [])
             resource_map[conf] = {}
             resource_map[conf]['services'] = svcs
             resource_map[conf]['contexts'] = ctxts
@@ -373,8 +374,8 @@ def determine_packages():
     if (net_manager in ['flatmanager', 'flatdhcpmanager'] and
             config('multi-host').lower() == 'yes'):
         packages.extend(['nova-api', 'nova-network'])
-    elif (net_manager in ['quantum', 'neutron']
-            and neutron_plugin_legacy_mode()):
+    elif (net_manager in ['quantum', 'neutron'] and
+            neutron_plugin_legacy_mode()):
         plugin = neutron_plugin()
         pkg_lists = neutron_plugin_attribute(plugin, 'packages', net_manager)
         for pkg_list in pkg_lists:

requirements.txt

@@ -0,0 +1,8 @@
+PyYAML>=3.10
+simplejson>=3.3.1
+netifaces>=0.8
+netaddr>=0.7.10
+Jinja2>=2.7.2
+six>=1.5.2
+dnspython
+psutil

test-requirements.txt

@@ -0,0 +1,7 @@
+testtools
+coverage
+mock
+flake8==2.1.0
+# No version required
+charm-tools
+os-testr

tox.ini

@@ -0,0 +1,30 @@
+[tox]
+# Default to current LTS
+envlist = lint,py27
+skipsdist = True
+
+[testenv]
+setenv = VIRTUAL_ENV={envdir}
+         PYTHONHASHSEED=0
+install_command =
+  pip install --allow-unverified python-apt {opts} {packages}
+commands = ostestr {posargs}
+
+[testenv:py27]
+basepython = python2.7
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
+
+[testenv:lint]
+basepython = python2.7
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
+commands = flake8 {posargs} hooks unit_tests tests
+           charm proof
+
+[testenv:venv]
+commands = {posargs}
+
+[flake8]
+ignore = E402,E226
+exclude = hooks/charmhelpers

unit_tests/test_actions_openstack_upgrade.py

@@ -49,7 +49,7 @@ class TestNovaComputeUpgradeActions(CharmTestCase):
     @patch('charmhelpers.contrib.openstack.utils.git_install_requested')  # noqa
     @patch('charmhelpers.contrib.openstack.utils.openstack_upgrade_available')  # noqa
     @patch('charmhelpers.contrib.openstack.utils.juju_log')
-    def test_openstack_upgrade_false(self,  log, upgrade_avail, git_requested,
+    def test_openstack_upgrade_false(self, log, upgrade_avail, git_requested,
                                      action_set, config):
 
         git_requested.return_value = False

unit_tests/test_nova_compute_utils.py

@@ -326,7 +326,7 @@ class NovaComputeUtilsTests(CharmTestCase):
                 call(authkey_root + '0'),
                 call(authkey_root + '1'),
                 call(authkey_root + '2')
-                ]
+            ]
             self.assertEquals(sorted(self.relation_get.call_args_list),
                               sorted(expected_relations))