charm-cinder/unit_tests/test_actions.py
Liam Young d744e47d46 Add pause/resume actions and sync charm-helpers
Adds pause and resume unit to the charm such that the
charm stays paused during maintenance operations.

Change-Id: Id545477313bde717e1c941f62e6348f3c0656ab3
Partial-Bug: 1558642
2016-04-01 07:35:27 +00:00

73 lines
1.9 KiB
Python

from mock import patch, mock
import os
os.environ['JUJU_UNIT_NAME'] = 'cinder'
from test_utils import RESTART_MAP
with patch('cinder_utils.register_configs') as register_configs:
with patch('cinder_utils.restart_map') as restart_map:
restart_map.return_value = RESTART_MAP
register_configs.return_value = 'test-config'
import actions
from test_utils import (
CharmTestCase
)
class PauseTestCase(CharmTestCase):
def setUp(self):
super(PauseTestCase, self).setUp(
actions, ["pause_unit_helper"])
def test_pauses_services(self):
actions.pause([])
self.pause_unit_helper.assert_called_once_with('test-config')
class ResumeTestCase(CharmTestCase):
def setUp(self):
super(ResumeTestCase, self).setUp(
actions, ["resume_unit_helper"])
def test_pauses_services(self):
actions.resume([])
self.resume_unit_helper.assert_called_once_with('test-config')
class MainTestCase(CharmTestCase):
def setUp(self):
super(MainTestCase, self).setUp(actions, ["action_fail"])
def test_invokes_action(self):
dummy_calls = []
def dummy_action(args):
dummy_calls.append(True)
with mock.patch.dict(actions.ACTIONS, {"foo": dummy_action}):
actions.main(["foo"])
self.assertEqual(dummy_calls, [True])
def test_unknown_action(self):
"""Unknown actions aren't a traceback."""
exit_string = actions.main(["foo"])
self.assertEqual("Action foo undefined", exit_string)
def test_failing_action(self):
"""Actions whose traceback trigger action_fail() calls."""
dummy_calls = []
self.action_fail.side_effect = dummy_calls.append
def dummy_action(args):
raise ValueError("uh oh")
with mock.patch.dict(actions.ACTIONS, {"foo": dummy_action}):
actions.main(["foo"])
self.assertEqual(dummy_calls, ["uh oh"])