ce1f039456
* create graph validator * create tasks validator to validate schema and graph based on this tasks * add test Change-Id: I522e6622475922cd6a7f501d31ec6881ecc6b202
67 lines
2.4 KiB
Python
67 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015 Mirantis, Inc.
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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 unittest2.case import TestCase
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from tasks_validator import graph
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class TestGraphs(TestCase):
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def test_connectability(self):
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tasks = [
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{'id': 'pre_deployment_start',
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'type': 'stage'},
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{'id': 'pre_deployment_end',
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'type': 'stage',
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'requires': ['pre_deployment_start']},
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{'id': 'deploy_start',
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'type': 'stage'}]
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tasks_graph = graph.DeploymentGraph(tasks)
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self.assertFalse(tasks_graph.is_connected())
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def test_cyclic(self):
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tasks = [
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{'id': 'pre_deployment_start',
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'type': 'stage'},
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{'id': 'pre_deployment_end',
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'type': 'stage',
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'requires': ['pre_deployment_start']},
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{'id': 'deploy_start',
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'type': 'stage',
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'requires': ['pre_deployment_end'],
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'required_for': ['pre_deployment_start']}]
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tasks_graph = graph.DeploymentGraph(tasks)
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cycles = tasks_graph.find_cycles()
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self.assertEqual(len(cycles), 1)
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self.assertItemsEqual(cycles[0], ['deploy_start',
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'pre_deployment_start',
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'pre_deployment_end'])
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def test_empty_nodes(self):
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tasks = [
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{'id': 'pre_deployment_start',
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'type': 'stage',
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'requires': ['empty_node']},
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{'id': 'pre_deployment_end',
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'type': 'stage',
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'requires': ['pre_deployment_start']},
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{'id': 'deploy_start',
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'type': 'stage',
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'requires': ['empty_node_2']}]
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tasks_graph = graph.DeploymentGraph(tasks)
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self.assertItemsEqual(tasks_graph.find_empty_nodes(), ['empty_node',
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'empty_node_2'])
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