forked from mirrors/gecko-dev
663f25863f
Differential Revision: https://phabricator.services.mozilla.com/D20048 --HG-- extra : moz-landing-system : lando
99 lines
3.6 KiB
Python
99 lines
3.6 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import absolute_import, print_function, unicode_literals
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import unittest
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import os
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import mock
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from taskgraph import create
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from taskgraph.config import GraphConfig
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from taskgraph.graph import Graph
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from taskgraph.taskgraph import TaskGraph
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from taskgraph.task import Task
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from mozunit import main
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GRAPH_CONFIG = GraphConfig({'trust-domain': 'domain'}, '/var/empty')
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class TestCreate(unittest.TestCase):
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def setUp(self):
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self.old_task_id = os.environ.get('TASK_ID')
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if 'TASK_ID' in os.environ:
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del os.environ['TASK_ID']
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self.created_tasks = {}
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self.old_create_task = create.create_task
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create.create_task = self.fake_create_task
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def tearDown(self):
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create.create_task = self.old_create_task
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if self.old_task_id:
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os.environ['TASK_ID'] = self.old_task_id
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elif 'TASK_ID' in os.environ:
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del os.environ['TASK_ID']
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def fake_create_task(self, session, task_id, label, task_def):
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self.created_tasks[task_id] = task_def
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def test_create_tasks(self):
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tasks = {
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'tid-a': Task(kind='test', label='a', attributes={}, task={'payload': 'hello world'}),
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'tid-b': Task(kind='test', label='b', attributes={}, task={'payload': 'hello world'}),
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}
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label_to_taskid = {'a': 'tid-a', 'b': 'tid-b'}
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graph = Graph(nodes={'tid-a', 'tid-b'}, edges={('tid-a', 'tid-b', 'edge')})
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taskgraph = TaskGraph(tasks, graph)
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create.create_tasks(GRAPH_CONFIG, taskgraph, label_to_taskid, {'level': '4'})
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for tid, task in self.created_tasks.iteritems():
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self.assertEqual(task['payload'], 'hello world')
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self.assertEqual(task['schedulerId'], 'domain-level-4')
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# make sure the dependencies exist, at least
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for depid in task.get('dependencies', []):
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if depid is 'decisiontask':
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# Don't look for decisiontask here
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continue
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self.assertIn(depid, self.created_tasks)
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def test_create_task_without_dependencies(self):
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"a task with no dependencies depends on the decision task"
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os.environ['TASK_ID'] = 'decisiontask'
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tasks = {
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'tid-a': Task(kind='test', label='a', attributes={}, task={'payload': 'hello world'}),
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}
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label_to_taskid = {'a': 'tid-a'}
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graph = Graph(nodes={'tid-a'}, edges=set())
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taskgraph = TaskGraph(tasks, graph)
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create.create_tasks(GRAPH_CONFIG, taskgraph, label_to_taskid, {'level': '4'})
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for tid, task in self.created_tasks.iteritems():
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self.assertEqual(task.get('dependencies'), [os.environ['TASK_ID']])
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@mock.patch('taskgraph.create.create_task')
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def test_create_tasks_fails_if_create_fails(self, create_task):
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"creat_tasks fails if a single create_task call fails"
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os.environ['TASK_ID'] = 'decisiontask'
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tasks = {
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'tid-a': Task(kind='test', label='a', attributes={}, task={'payload': 'hello world'}),
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}
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label_to_taskid = {'a': 'tid-a'}
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graph = Graph(nodes={'tid-a'}, edges=set())
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taskgraph = TaskGraph(tasks, graph)
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def fail(*args):
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print("UHOH")
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raise RuntimeError('oh noes!')
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create_task.side_effect = fail
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with self.assertRaises(RuntimeError):
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create.create_tasks(GRAPH_CONFIG, taskgraph, label_to_taskid, {'level': '4'})
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if __name__ == '__main__':
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main()
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