gecko-dev/taskcluster/taskgraph/test/test_create.py

97 строки
3.5 KiB
Python

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