a3fe3eb698
When a atom is reverted it can be useful to retain the result of that 'revert' method being called, so that it can be later analyzed (or used for various purposes) so adjust the storage, and actions to enable it to be stored. Change-Id: I38a9a5f3bf7550e924468bb4a86652cb8beb306c
142 lines
6.0 KiB
Python
142 lines
6.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2013 Yahoo! Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from taskflow import exceptions as exc
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from taskflow import states
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from taskflow import test
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class TransitionTest(test.TestCase):
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_DISALLOWED_TPL = "Transition from '%s' to '%s' was found to be disallowed"
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_NOT_IGNORED_TPL = "Transition from '%s' to '%s' was not ignored"
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def assertTransitionAllowed(self, from_state, to_state):
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msg = self._DISALLOWED_TPL % (from_state, to_state)
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self.assertTrue(self.check_transition(from_state, to_state), msg=msg)
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def assertTransitionIgnored(self, from_state, to_state):
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msg = self._NOT_IGNORED_TPL % (from_state, to_state)
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self.assertFalse(self.check_transition(from_state, to_state), msg=msg)
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def assertTransitionForbidden(self, from_state, to_state):
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self.assertRaisesRegexp(exc.InvalidState,
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self.transition_exc_regexp,
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self.check_transition, from_state, to_state)
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def assertTransitions(self, from_state, allowed=None, ignored=None,
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forbidden=None):
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for a in allowed or []:
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self.assertTransitionAllowed(from_state, a)
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for i in ignored or []:
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self.assertTransitionIgnored(from_state, i)
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for f in forbidden or []:
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self.assertTransitionForbidden(from_state, f)
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class CheckFlowTransitionTest(TransitionTest):
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def setUp(self):
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super(CheckFlowTransitionTest, self).setUp()
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self.check_transition = states.check_flow_transition
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self.transition_exc_regexp = '^Flow transition.*not allowed'
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def test_to_same_state(self):
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self.assertTransitionIgnored(states.SUCCESS, states.SUCCESS)
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def test_rerunning_allowed(self):
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self.assertTransitionAllowed(states.SUCCESS, states.RUNNING)
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def test_no_resuming_from_pending(self):
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self.assertTransitionIgnored(states.PENDING, states.RESUMING)
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def test_resuming_from_running(self):
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self.assertTransitionAllowed(states.RUNNING, states.RESUMING)
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def test_bad_transition_raises(self):
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self.assertTransitionForbidden(states.FAILURE, states.SUCCESS)
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class CheckTaskTransitionTest(TransitionTest):
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def setUp(self):
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super(CheckTaskTransitionTest, self).setUp()
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self.check_transition = states.check_task_transition
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self.transition_exc_regexp = '^Task transition.*not allowed'
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def test_from_pending_state(self):
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self.assertTransitions(from_state=states.PENDING,
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allowed=(states.RUNNING,),
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ignored=(states.PENDING, states.REVERTING,
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states.SUCCESS, states.FAILURE,
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states.REVERTED))
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def test_from_running_state(self):
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self.assertTransitions(from_state=states.RUNNING,
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allowed=(states.SUCCESS, states.FAILURE,),
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ignored=(states.REVERTING, states.RUNNING,
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states.PENDING, states.REVERTED))
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def test_from_success_state(self):
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self.assertTransitions(from_state=states.SUCCESS,
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allowed=(states.REVERTING,),
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ignored=(states.RUNNING, states.SUCCESS,
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states.PENDING, states.FAILURE,
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states.REVERTED))
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def test_from_failure_state(self):
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self.assertTransitions(from_state=states.FAILURE,
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allowed=(states.REVERTING,),
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ignored=(states.FAILURE, states.RUNNING,
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states.PENDING,
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states.SUCCESS, states.REVERTED))
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def test_from_reverting_state(self):
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self.assertTransitions(from_state=states.REVERTING,
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allowed=(states.REVERT_FAILURE,
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states.REVERTED),
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ignored=(states.RUNNING, states.REVERTING,
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states.PENDING, states.SUCCESS))
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def test_from_reverted_state(self):
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self.assertTransitions(from_state=states.REVERTED,
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allowed=(states.PENDING,),
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ignored=(states.REVERTING, states.REVERTED,
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states.RUNNING,
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states.SUCCESS, states.FAILURE))
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class CheckRetryTransitionTest(CheckTaskTransitionTest):
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def setUp(self):
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super(CheckRetryTransitionTest, self).setUp()
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self.check_transition = states.check_retry_transition
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self.transition_exc_regexp = '^Retry transition.*not allowed'
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def test_from_success_state(self):
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self.assertTransitions(from_state=states.SUCCESS,
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allowed=(states.REVERTING, states.RETRYING),
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ignored=(states.RUNNING, states.SUCCESS,
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states.PENDING, states.FAILURE,
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states.REVERTED))
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def test_from_retrying_state(self):
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self.assertTransitions(from_state=states.RETRYING,
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allowed=(states.RUNNING,),
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ignored=(states.RETRYING, states.SUCCESS,
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states.PENDING, states.FAILURE,
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states.REVERTED))
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