Merge pull request #1531 from aanand/test-crash-resilience

Test that data volumes now survive a crash when recreating
This commit is contained in:
Daniel Nephin 2015-06-09 22:22:56 -04:00
commit 87c30ae6e4
1 changed files with 37 additions and 0 deletions

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from __future__ import unicode_literals
from __future__ import absolute_import
import mock
from compose.project import Project
from .testcases import DockerClientTestCase
class ResilienceTest(DockerClientTestCase):
def test_recreate_fails(self):
db = self.create_service('db', volumes=['/var/db'], command='top')
project = Project('composetest', [db], self.client)
container = db.create_container()
db.start_container(container)
host_path = container.get('Volumes')['/var/db']
project.up()
container = db.containers()[0]
self.assertEqual(container.get('Volumes')['/var/db'], host_path)
with mock.patch('compose.service.Service.create_container', crash):
with self.assertRaises(Crash):
project.up()
project.up()
container = db.containers()[0]
self.assertEqual(container.get('Volumes')['/var/db'], host_path)
class Crash(Exception):
pass
def crash(*args, **kwargs):
raise Crash()