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import amulet
import os
class AmuletDeployment(object):
"""Amulet deployment.
This class provides generic Amulet deployment and test runner
methods.
"""
def __init__(self, series=None):
"""Initialize the deployment environment."""
self.series = None
if series:
self.series = series
self.d = amulet.Deployment(series=self.series)
else:
self.d = amulet.Deployment()
def _add_services(self, this_service, other_services):
"""Add services.
Add services to the deployment where this_service is the local charm
that we're focused on testing and other_services are the other
charms that come from the charm store.
"""
name, units = range(2)
if this_service[name] != os.path.basename(os.getcwd()):
s = this_service[name]
msg = "The charm's root directory name needs to be {}".format(s)
amulet.raise_status(amulet.FAIL, msg=msg)
self.d.add(this_service[name], units=this_service[units])
for svc in other_services:
if self.series:
self.d.add(svc[name],
charm='cs:{}/{}'.format(self.series, svc[name]),
units=svc[units])
else:
self.d.add(svc[name], units=svc[units])
def _add_relations(self, relations):
"""Add all of the relations for the services."""
for k, v in relations.iteritems():
self.d.relate(k, v)
def _configure_services(self, configs):
"""Configure all of the services."""
for service, config in configs.iteritems():
self.d.configure(service, config)
def _deploy(self):
"""Deploy environment and wait for all hooks to finish executing."""
try:
self.d.setup()
self.d.sentry.wait(timeout=900)
except amulet.helpers.TimeoutError:
amulet.raise_status(amulet.FAIL, msg="Deployment timed out")
except Exception:
raise
def run_tests(self):
"""Run all of the methods that are prefixed with 'test_'."""
for test in dir(self):
if test.startswith('test_'):
getattr(self, test)()
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