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from argparse import Namespace
from contextlib import contextmanager
import logging
from mock import (
call,
patch,
)
from assess_cloud import (
assess_cloud_combined,
assess_cloud_kill_controller,
assess_cloud_provisioning,
client_from_args,
parse_args,
)
from deploy_stack import BootstrapManager
from fakejuju import (
FakeBackend,
fake_juju_client,
)
from jujupy import (
EnvJujuClient,
Juju2Backend,
temp_yaml_file,
)
from tests import (
FakeHomeTestCase,
observable_temp_file,
TestCase,
)
from utility import temp_dir
def backend_call(client, cmd, args, model=None, check=True, timeout=None,
extra_env=None):
"""Return the mock.call for this command."""
return call(cmd, args, client.used_feature_flags,
client.env.juju_home, model, check, timeout, extra_env)
@contextmanager
def mocked_bs_manager(juju_home):
client = fake_juju_client()
client.env.juju_home = juju_home
bs_manager = BootstrapManager(
'foo', client, client, bootstrap_host=None, machines=[],
series=None, agent_url=None, agent_stream=None, region=None,
log_dir=juju_home, keep_env=False, permanent=True,
jes_enabled=True)
backend = client._backend
with patch.object(backend, 'juju', wraps=backend.juju):
with observable_temp_file() as temp_file:
yield bs_manager, temp_file
class TestAssessCloudCombined(FakeHomeTestCase):
def test_assess_cloud_combined(self):
with mocked_bs_manager(self.juju_home) as (bs_manager, config_file):
assess_cloud_combined(bs_manager)
client = bs_manager.client
juju_wrapper = client._backend.juju
juju_wrapper.assert_has_calls([
backend_call(
client, 'bootstrap', (
'--constraints', 'mem=2G', 'foo/bar', 'foo', '--config',
config_file.name, '--default-model', 'foo',
'--agent-version', client.version)),
backend_call(client, 'deploy', 'ubuntu', 'foo:foo'),
backend_call(client, 'remove-unit', 'ubuntu/0', 'foo:foo'),
backend_call(
client, 'destroy-controller',
('foo', '-y', '--destroy-all-models'), timeout=600),
], any_order=True)
class TestAssessCloudKillController(FakeHomeTestCase):
def test_assess_cloud_kill_controller(self):
with mocked_bs_manager(self.juju_home) as (bs_manager, config_file):
assess_cloud_kill_controller(bs_manager)
client = bs_manager.client
juju_wrapper = client._backend.juju
juju_wrapper.assert_has_calls([
backend_call(
client, 'bootstrap', (
'--constraints', 'mem=2G', 'foo/bar', 'foo', '--config',
config_file.name, '--default-model', 'foo',
'--agent-version', client.version)),
backend_call(
client, 'kill-controller', ('foo', '-y'), timeout=600,
check=True),
], any_order=True)
class TestAssessCloudProvisioning(FakeHomeTestCase):
def test_assess_cloud_provisioning(self):
with mocked_bs_manager(self.juju_home) as (bs_manager, config_file):
assess_cloud_provisioning(bs_manager)
client = bs_manager.client
juju_wrapper = client._backend.juju
juju_wrapper.assert_has_calls([
backend_call(
client, 'bootstrap', (
'--constraints', 'mem=2G', 'foo/bar', 'foo', '--config',
config_file.name, '--default-model', 'foo',
'--agent-version', client.version)),
backend_call(client, 'add-machine', ('--series', 'win2012r2'),
'foo:foo'),
backend_call(client, 'add-machine', ('--series', 'trusty'),
'foo:foo'),
backend_call(client, 'remove-machine', ('0',), 'foo:foo'),
backend_call(client, 'remove-machine', ('1',), 'foo:foo'),
backend_call(
client, 'destroy-controller',
('foo', '-y', '--destroy-all-models'), timeout=600),
], any_order=True)
class TestClientFromArgs(FakeHomeTestCase):
def test_client_from_args(self):
with temp_yaml_file({}) as clouds_file:
args = Namespace(
juju_bin='/usr/bin/juju', clouds_file=clouds_file,
cloud='mycloud', region=None, debug=False, deadline=None,
config=None)
with patch.object(EnvJujuClient.config_class,
'from_cloud_region') as fcr_mock:
with patch.object(EnvJujuClient, 'get_version',
return_value='2.0.x'):
client = client_from_args(args)
fcr_mock.assert_called_once_with('mycloud', None, {}, {},
self.juju_home)
self.assertIs(type(client), EnvJujuClient)
self.assertIs(type(client._backend), Juju2Backend)
self.assertEqual(client.version, '2.0.x')
self.assertIs(client.env, fcr_mock.return_value)
def test_client_from_args_fake(self):
with temp_yaml_file({}) as clouds_file:
args = Namespace(
juju_bin='FAKE', clouds_file=clouds_file, cloud='mycloud',
region=None, debug=False, deadline=None, config=None)
with patch.object(EnvJujuClient.config_class,
'from_cloud_region') as fcr_mock:
client = client_from_args(args)
fcr_mock.assert_called_once_with('mycloud', None, {}, {},
self.juju_home)
self.assertIs(type(client), EnvJujuClient)
self.assertIs(type(client._backend), FakeBackend)
self.assertEqual(client.version, '2.0.0')
self.assertIs(client.env, fcr_mock.return_value)
def test_config(self):
with temp_yaml_file({}) as clouds_file:
with temp_yaml_file({'foo': 'bar'}) as config_file:
args = Namespace(
juju_bin='/usr/bin/juju', clouds_file=clouds_file,
cloud='mycloud', region=None, debug=False, deadline=None,
config=config_file)
with patch.object(EnvJujuClient.config_class,
'from_cloud_region') as fcr_mock:
with patch.object(EnvJujuClient, 'get_version',
return_value='2.0.x'):
client_from_args(args)
fcr_mock.assert_called_once_with('mycloud', None, {'foo': 'bar'}, {},
self.juju_home)
class TestParseArgs(TestCase):
def test_parse_args_combined(self):
with temp_dir() as log_dir:
args = parse_args(['combined', 'foo', 'bar', 'baz', log_dir,
'qux'])
self.assertEqual(args, Namespace(
agent_stream=None, agent_url=None, bootstrap_host=None,
cloud='bar', clouds_file='foo', deadline=None, debug=False,
juju_bin='baz', keep_env=False, logs=log_dir, machine=[],
region=None, series=None, temp_env_name='qux', upload_tools=False,
verbose=logging.INFO, test='combined', config=None,
))
def test_parse_args_combined_config(self):
with temp_dir() as log_dir:
args = parse_args(['combined', 'foo', 'bar', 'baz', log_dir,
'qux', '--config', 'quxx'])
self.assertEqual('quxx', args.config)
def test_parse_args_kill_controller(self):
with temp_dir() as log_dir:
args = parse_args(['kill-controller', 'foo', 'bar', 'baz', log_dir,
'qux'])
self.assertEqual(args, Namespace(
agent_stream=None, agent_url=None, bootstrap_host=None,
cloud='bar', clouds_file='foo', deadline=None, debug=False,
juju_bin='baz', keep_env=False, logs=log_dir, machine=[],
region=None, series=None, temp_env_name='qux', upload_tools=False,
verbose=logging.INFO, test='kill-controller', config=None,
))
def test_parse_args_kill_controller_config(self):
with temp_dir() as log_dir:
args = parse_args(['kill-controller', 'foo', 'bar', 'baz', log_dir,
'qux', '--config', 'quxx'])
self.assertEqual('quxx', args.config)
def test_parse_args_provisioning(self):
with temp_dir() as log_dir:
args = parse_args(['provisioning', 'foo', 'bar', 'baz', log_dir,
'qux'])
self.assertEqual(args, Namespace(
agent_stream=None, agent_url=None, bootstrap_host=None,
cloud='bar', clouds_file='foo', deadline=None, debug=False,
juju_bin='baz', keep_env=False, logs=log_dir, machine=[],
region=None, series=None, temp_env_name='qux', upload_tools=False,
verbose=logging.INFO, test='provisioning', config=None,
))
def test_parse_args_provisioning_config(self):
with temp_dir() as log_dir:
args = parse_args(['provisioning', 'foo', 'bar', 'baz', log_dir,
'qux', '--config', 'quxx'])
self.assertEqual('quxx', args.config)
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