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"""Tests for assess_mixed_images module."""
from argparse import Namespace
import logging
from mock import (
call,
patch
)
import StringIO
from assess_mixed_images import (
assess_mixed_images,
parse_args,
main,
)
from fakejuju import fake_juju_client
from tests import (
parse_error,
TestCase,
)
class TestParseArgs(TestCase):
def test_defaults(self):
args = parse_args(["an-env", "/bin/juju", "/tmp/logs", "an-env-mod"])
self.assertEqual(Namespace(
env='an-env',
juju_bin='/bin/juju',
logs='/tmp/logs',
temp_env_name='an-env-mod',
debug=False,
series='trusty',
agent_stream=None,
agent_url=None,
bootstrap_host=None,
upload_tools=False,
verbose=logging.INFO,
image_metadata_url=None,
keep_env=False,
machine=[],
region=None,
deadline=None,
), args)
def test_image_metadata_url(self):
args = parse_args([
'an-env', '/bin/juju', '/tmp/logs', 'an-env-mod',
'--image-metadata-url', 'http://example.com/images'])
self.assertEqual(args.image_metadata_url, 'http://example.com/images')
def test_help(self):
fake_stdout = StringIO.StringIO()
with parse_error(self) as fake_stderr:
with patch("sys.stdout", fake_stdout):
parse_args(["--help"])
self.assertEqual("", fake_stderr.getvalue())
class TestMain(TestCase):
def test_main(self):
argv = ["an-env", "/bin/juju", "/tmp/logs", "an-env-mod", "--verbose"]
client = fake_juju_client()
with patch("assess_mixed_images.configure_logging",
autospec=True) as mock_cl:
with patch("assess_mixed_images.BootstrapManager.booted_context",
autospec=True) as mock_bc:
with patch("deploy_stack.client_from_config",
return_value=client) as mock_c:
with patch("assess_mixed_images.assess_mixed_images",
autospec=True) as mock_assess:
main(argv)
mock_cl.assert_called_once_with(logging.DEBUG)
mock_c.assert_called_once_with('an-env', "/bin/juju", debug=False,
soft_deadline=None)
self.assertEqual(mock_bc.call_count, 1)
mock_assess.assert_called_once_with(client)
class TestAssess(TestCase):
def test_mixed_images(self):
mock_client = fake_juju_client()
mock_client.bootstrap()
assess_mixed_images(mock_client)
expected = {
'model': {'name': 'name'},
'machines': {
'0': {
'dns-name': '0.example.com',
'instance-id': '0',
'juju-status': {'current': 'idle'},
},
'1': {
'dns-name': '1.example.com',
'instance-id': '1',
'juju-status': {'current': 'idle'},
},
},
'applications': {
'dummy-sink': {
'exposed': False,
'relations': {'source': ['dummy-source']},
'units': {
'dummy-sink/0': {
'machine': '0',
'juju-status': {'current': 'idle'},
},
}
},
'dummy-source': {
'exposed': False,
'relations': {},
'units': {
'dummy-source/0': {
'machine': '1',
'juju-status': {'current': 'idle'},
}
}
}
}
}
actual = mock_client.get_status().status
self.assertEqual(expected, actual)
def test_mixed_images_charm_2x(self):
mock_client = fake_juju_client()
mock_client.bootstrap()
with patch.object(mock_client, 'deploy') as mock_d:
with patch('assess_mixed_images.assess_juju_relations',
autospec=True) as mock_ajr:
assess_mixed_images(mock_client)
calls = [call('dummy-sink'), call('dummy-source')]
self.assertEqual(mock_d.mock_calls, calls)
mock_ajr.assert_called_once_with(mock_client)
def test_mixed_images_charm_1x(self):
mock_client = fake_juju_client(version='1.25.0')
mock_client.bootstrap()
with patch.object(mock_client, 'deploy') as mock_d:
with patch('assess_mixed_images.assess_juju_relations',
autospec=True) as mock_ajr:
assess_mixed_images(mock_client)
calls = [call('local:centos7/dummy-sink'),
call('local:trusty/dummy-source')]
self.assertEqual(mock_d.mock_calls, calls)
mock_ajr.assert_called_once_with(mock_client)
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